Meridian 71 - Manual

iv About this document General maintenance information (553-3001-500) Fault clearing (553-3001-510) Hardware replacement See the XII software guide for an overview of software architecture, procedures for software installation and management, and a detaileddescription of all Xl 1 features and servic...

V Contents Meridian 1 1 The Meridian 1 commitment 2 Advanced features 5 System architecture 9 Meridian 1 modular architecture 9 Control 9 Switching 9 Peripherals 1 0 Software architecture 1 0 Firmware 1 1 Software 1 1 Office Data Resident Programs 1 1 Non-Resident Programs 1 1 Hardware architecture ...

vi Contents Remote Peripheral Equipment Carrier module 5 2 module 5 4 Meridian Mail module 5 5 Pedestal 5 7 Top cap 5 7 Expansion kit 5 7 Meridian 1 system options 6 0 Meridian 1 system option 21A 6 0 Meridian 1 system option 21 6 2 Meridian 1 system option 51 6 4 Meridian 1 System option 61 6 6 Mer...

1 Meridian Introduction Meridian 1 Communication Systems are a family of digital multiplex voiceand data switching systems built upon a foundation of state of the art digitalswitching equipment and advanced software program control. Meridian 1 systems provide a wide range of sophisticated voice and ...

2 M e r i d i a n 1 Meridian Modular Telephones, a family of digital telephones thatutilize standard twisted pair wiring and support a wide range of datacommunications options. Meridian 1 LANSTAR, a 2.56 Mbps local area network (LAN) forMacintosh II and IBM PC compatible computers. The Meridian 1 co...

Meridian 1 3 System reliability Meridian 1 systems are designed and built to meet the highest standards forreliability, resulting in less downtime and increased system availability. In most systems, critical system elements are duplicated to guarantee systemreliability. There are two identical Centr...

4 M e r i d i a n 1 systems. A System Monitor is installed pedestal of each column. The System Monitor located in the column containing acts as the master system monitor; monitors located in other columns act as slaves.The master polls the slaves and reports their status to the CPU. The masterSystem...

Meridian 1 5 Ease of installation Every Meridian 1 system is shipped from the factory assembled andequipped to order. Installation effort is reduced to unpacking andpositioning equipment, plugging in connectorized cables, ‘and addingcustomer-specific programming where required. Ease of expansion The...

6 M e r i d i a n ESN The Electronic Switched Network group of features supports voice and circuit-switched voiceband data telecommunications for multiple-location customer applications. ESN applications range from a singlenetwork node (combined PBX and network switching system) to a dispersed netwo...

M e r i d i a n 7 Meridian Mail voice messaging eliminates telephone tag and wasted callsby allowing detailed messages to be exchanged when parties are unavailableor busy. Guided by easy to follow prompts, a user can leave messages for others, retrieve messages, forward messages, and respond to mess...

9 System architecture Meridian 1 modular architecture An important characteristic of Meridian 1 systems is a modular systemarchitecture. It utilizes an efficient and flexible approach, employingmodular construction in all areas of hardware and software, and art commercial and custom components. The ...

10 System architecture Peripherals Peripheral equipment provides the analog and digital interfaces for allperipheral devices, and performs analog to digital conversion of all input signals before switching is performed by the Network. Additionally, Peripheral equipment circuits provide the superviso...

System architecture Firmware These are fundamental programs consisting of hard-wired logic instructions stored in Programmable Read Only Memory (PROM) which manipulate : , . . . data in the central processor and control input/output operations, error diagnostic and recovery routines. Software Softwa...

1 2 S y s t e m a r c h i t e c t u r e receive output simultaneously. A terminal may be configured as an inputonly or output only device. Overlay programs provide the system interface for maintenance, servicechange, and traffic measurement. Each overlay program is independent and has its own specif...

System architecture 13 a midnight routine or on a conditional basis (i. e. , data dump only occursif a software service change has been made). It may also be invokedmanually via the input/output (I/O) interface to the system. S o f t w a r e A u d i t This program monitors system operation and gives...

System architecture 15 asynchronous (handshake) bus operation 16 file registers used to hold address and data for all operations a sense (interrupt) input line to indicate that a particular device (tape, PE) requires action by the CPU a trap facility which, when activated by an external signal, caus...

16 System architecture Both types of Mass Storage Unit are compatible with any Meridian 1 system running Software Generic Xl 1 Release 8 or later. The upgrade procedure involves replacing the Magnetic Tape Transport and associatedtape interface with the desired Mass Storage Unit and equivalent Mass ...

System architecture 17 Firmware This portion of the memory is a non-volatile Read Only Memory (ROM) used for storage of all system fiiware.The ROM is programmed during manufacture and the instructions are permanent and indestructible. It stores the basic rules ofoperation necessary to initialize the...

18 System architecture Meridian 1 systems provide two network circuit cards, the QPC414Network Card which provides 2 loops per card, and the Superloop Network Card which provides 4 loops per card, grouped togetherin an entity called a Superloop. The Superloop permits all 120 ‘timeslots provided by t...

System architecture 19 Network/Peripheral configuration The allocation of peripheral equipment to the network loop determines thetraffic handling capability of the switching network. The lower the numberof terminations, the higher the loop traffic capacity. The quantity and typeof terminal assignmen...

System architecture 21 Superloop Network Configurations The Superloop Network Card combines four regular network loops to make 120 timeslots available to PE cards housed in Intelligent Peripheral Equipment Modules. increased and pool of timeslots increases network traffic capacity by 25% for each 12...

22 System architecture Figure 3 lntellegent Peripheral Module segmentation segment 1 segment2 -- 3 Line Cards: Digital Line Card 16 to 32 Analog Line Card 16 Message Waiting Line Card 16 TN density: Per segment 16 128 Per IPE module 64 to 512 Trunk Cards: Universal Trunk Card 8 E&M Trunk Card 4 ...

System architecture 23 1 segment per Superloop In this configuration, 1 segment is assigned to 1 Superloop (see Figure 4).In cases where the segment is populated with Digital Line Cards with all 16 voice and all 16 data provisioned, the.1 segment per superloop will provide a virtual non-blocking Tim...

24 System architecture 2 segments per Superloop In this configuration, 2 segments are assigned to 1 Superloop (see Figure 5).In cases where the segment is populated Digital Line Cards with no data enabled, Analog Line Cards, Message Waiting Line Cards, or or Tnmk Cards, the 2 segment per superloop c...

System architecture 25 4 segments per Superloop In this configuration, 4 segments are assigned to 1 Superloop (see Figure 6).In cases where the segment is populated with Digital Line Cards, Analog Line Cards, Message Waiting Line Cards, or or Trunk Cards, the 4 segment per superloop configuration wi...

26 System architecture 8 segments per In this configuration, 8 segments are assigned to 1 Superloop (see Figure 7). cases where the segment is populated with Line Cards, Analog Line Cards, Message Waiting Line Cards, or or Trunk Cards, the 8 segment per configuration will provide a high concentratio...

28 System architecture s e g m e n t p e r p e r S u p e r l o o p In this configuration, 1 segment is assigned to 1 Superloop and an additional3 segments are assigned to another Superloop (see Figure 8). This configuration provides a virtual non blocking environment for the singlesegment served by ...

System architecture 29 2 segments per segments per Superloop In this configuration, 2 segments are assigned to 1 Superloop and anadditional 6 segments are assigned to another Superloop (see Figure 9).This configuration provides a virtual non blocking environment for the twosegments served by the fir...

30 System architecture F i g u r e 92 segments per segments per Superloop configuration S y s t e m o v e r v i e w 5 5 3 - 3 0 0 1 - 1 0 0

System architecture Peripheral Equipment Peripheral Equipment consists of peripheral controller cards which provide the timing and control sequences for peripheral circuits, analog and digital line and trunk cards, which provide the interfaces for terminal devices, andcircuit cards which provide Dig...

32 System architecture with minimum time delay and low phase distort&, a requirement for theproper transmission of data signals. Remote Peripheral Equipment (RPE) In a local operating environment, the peripheral equipment may housed up to 50 feet from the common equipment. The RPE feature extend...

System architecture 33 A new System Monitor has been designed to provide enhanced power,cooling, and general system monitoring capabilities. This new SystemMonitor interfaces to the CPU via a Serial Data Interface card, forintelligent error and status reporting. Maintenance messages that indicate th...

34 System architecture The choice of which powering scheme to use is determined primarily by reserve power requirements and preferences, and by existing powerequipment at the installation site. Figure 10 AC power architecture B a t t e r y Bank I UPS D C - - - ACi n p AC POWERED SYSTEM (with reserve...

System architecture 35 Figure 11DC power architecture DC POWERED SYSTEM ( w i t h r e s e r v e p o w e r ) System overview 553-3001-l 00

36 System architecture System overview 553-3001-l 00

3 7 Product description Universal Equipment Modules The Meridian 1 System is comprised of Universal Equipment Modules each containing everything needed (card cage assembly, power supply, I/O cabling, etc) to support a specific system function. These are assembled up to four high on a pedestal, to fo...

38 Product description Common/Peripheral Equipment module Intelligent Peripheral Equipment module . Peripheral Equipment module Remote Peripheral Equipment Carrier module module Meridian Mail module Figure 12Universal Equipment Modules Universal Equipment System overview 553-3001-l 00

P r o d u c t d e s c r i p t i o n 3 9 CPU module The CPU module houses the CPU and Memory cards used to provide system control and storage of data and programs, for the Meridian 1system option 71. Each CPU module houses one CPU; two are required for the Meridian 1 system option 71. For configurati...

40 Product description Figure 13 CPU module -typical configuration I CE Common Equipment System overview 553-3001-100

Product description 41 CPU/Network module The CPU/Network module houses the CPU and Memory circuit cards used to provide system control and storage of data and programs forMeridian 1 system option 51 and 61. Each module houses one CPU and up to 16 network loops required for each Meridian 1 system op...

42 Product description Figure 14 CPU/Network module -typical configuration CE Module N e t S y s t e m o v e r v i e w 5 5 3 - 3 0 0 1 - l 0 0

Product description Network module The Network module houses the circuit cards which are used to provide the digital multiplexed network loops of the system, along with control and signalling cards to interface the switching function with the CPU. The Network Module is used in Meridian 1 system opti...

Product description 45 Common/Peripheral Equipment modute The module houses the common, network and peripheral equipment circuit cards for Meridian 1 system options 21A and 21. The module is available versions, AC or DC power. These power supplies provide voltages to operate the circuit cards locate...

48 Product description Intelligent Peripheral Equipment module The Intelligent Peripheral Equipment module uses the new PeripheralEquipment cards only and may be used with system options 1. With an upgrade assembly the Intelligent Peripheral Equipment modules may be used all existing systems. The In...

P r o d u c t d e s c r i p t i o n 4 9 Figure 17 Intelligent PE module-typical configuration IPE PE Sup S y s t e m o v e r v i e w 5 5 3 - 3 0 0 1 - 1 0 0

50 Product description Peripheral Equipment module The Peripheral Equipment module uses the PE circuit cards currentlyhoused in PE shelves for the Meridian SL-1 systems. It provides theinterface to the system for trunks and stations. The module may only be connected to an ENET (QPC414) circuit card ...

52 Product description Remote Peripheral Equipment Carrier module The RPE Carrier module is used to extend the Network to PE interconnection distance between local and remote sites. It,accommodates two network loops. The number of modules required per system depends on the number of stations in the ...

Product description Figure 19 RPE Carrier module -typical configuration System overview 553-3001-100

54 Product description module The module provides a path for the switching of between the network groups in system option 71. Faceplate cables from SegmentedBus Extender (SBE), System Clock (SCG) and Switch (IGS) circuit cards are connected to the module. These faceplate cables are accessed from the...

P r o d u c t d e s c r i p t i o n 5 5 Meridian Mail module The Meridian Mail module houses the circuit cards currently used by the Meridian Mail Option for Meridian SL-1 systems: The Meridian Mail module may only be connected to an ENET (QPC4 14)circuit card and may be used in Meridian 1 system op...

56 Product description Figure 21Meridian Mail module -typical configuration MERIDIAN MAIL MODULE . . Circuit breakers \ I V for Power RS-232 Controller Common Equipment Hard Disk (multiple or or Enhanced (Meridian or S y s t e m o v e r v i e w 5 5 3 - 3 0 0 1 - 1 0 0

Product description Pedestal The pedestal is a base unit made of die-cast construction and houses the power distribution unit, system monitor, blower unit, and fanunit connector. One pedestal is required per equipment column. The pedestal is approximately 31.5 inches wide by 25.50 inches deep by 10i...

58 Product description Figure 22 Multi-column system equipped with Expansion kits Expansion K i t s S y s t e m o v e r v i e w 5 5 3 - 3 0 0 1 - l 0 0

60 Product description Meridian 1 system options Several system options are available. The use of the Universal EquipmentModules allows for seamless growth from one option to another by addingor replacing Universal Equipment Modules or card cages. The options areselected depending upon the applicati...

P r o d u c t d e s c r i p t i o n 6 1 Table 1System option 21A specifications Power Typical Number of Ports Maximum Number of Ports Maximum Number of Modules AC Input Voltage Number of Number of Network Loops l C o o l i n g M e m o r y Data Storage S o f t w a r e G e n e r i c H a r d w a r e F ...

62 Product description Meridian 1 system option The Meridian 1 system option 21 package includes the base hardware, card, 1 card, 1 Floppy Disk Unit 2 paddle boards. The Pedestal and Top Cap assemblies must be added. Figure 25 illustrates a typical configuration with the shaded areashowing the base ...

64 Product description Meridian 1 system option 51 The Meridian 1 system option 51 package includes 1 CPU/Network module, 1 Conference and card, 1 card, 2 paddle boards, 1 Intelligent Peripheral Equipment module, 1 Pedestal assembly and 1 Top Cap. The FDU or MDU assembly must be added. Figure 26 sho...

66 Product description Meridian 1 System option-61 The Meridian 1 System option 61 package includes 2 CPU/Network Modules, 2 Conference and TDS cards, 1 Network card, 2 paddle boards, 1 Intelligent Peripheral Equipment module, 1 Pedestalassembly and 1 Top Cap. The FDU or MDU assembly must Figure 27 ...

68 Product description Meridian system option 71 The Meridian 1 system option 71 package includes 2 CPU Modules, 1 module, 1 Network Group assembly, 2 Conference and TDS cards, 1 Network card, 2 cards, Peripheml Equipment Modules, 2 Pedestal assemblies and 2 Top Caps. The FDU or MDU assembly must be...

70 Product description System overview 553-3001-l 00

71 List terms ACD Automatic Call Distribution. A D M Add-On Data Module. AIM Asynchronous Interface Module. ALU Arithmetic Logic Unit. Architecture The interrelationship between the parts of a system. The framework of asystem. Analog Asynchronous/Synchronous Interface Module. A process which models ...

7 2 List of terms Analog signal Ampere Backplane Battery back-up BTU Capacity Cards Card Cage A signal that varies in a continuous manner such as voice or music. Ananalog signal may be contrasted with a digital signal which represents onlydiscrete states. The signal put out by a data set both analog...

7 4 List of terms Central Office. CPU Central Processing Unit. Common equipment (CE) A hardware subsystem that houses one or more Central Processing Units memory circuits, mass storage devices, and service circuits. Configuration A group of machines (hardware) which are interconnected and areprogram...

List of terms 75 Digital signal A signal made up of discrete, non-continuous pulses whose information iscontained in theirduration, periods, and/or amplitude. Directory number DSL DTE DTI DTR EIA ESN Failure rate Firmware F M The four-digit number or extension given to a Meridian SL-1 telephone set....

7 6 List of terms Frame A distributing frame. The structure on which all distribution and trunkcables into a office are terminated (attached). Frequency Division Multiplexing (FDM) Combining two or more information channels into a single transmissionchannel by assigning each information channel an e...

List of terms 77 M D F Main Distributing Frame. See above. M F . Multi-Frequency; A method of sending numerical address digits betweentelephone company switching centers coded as two or more frequenciesbetween and 3400 Hertz. M F S Multi-Frequency Signaling. Also means Multi-Frequency Sender. M G S ...

7 8 List of terms ODAS Office data Office Data Administration System; provides a method of retrievingadministrative information stored in Meridian SL-1 memory. Office data represents system configuration data, peripheral equipment data,and transient data (temporary) used for call processing. PBX Pri...

List of terms 79 ISDN Primary Rate Interface. Private Branch Exchange PBX; A small telephone switching center enabling a customer’s telephone stations to connect to public switched network. Private Exchange A private (manual) telephone exchange that provides private telephoneservice to an organizati...

List of terms 81 Spare stock size The quantity of spares for a given stock item. Sparing interval The period of time that stocks of replaceable SL-1 items should last withoutbeing replenished. Stock confidence level The allowed probability of not being out of stock when the interval of one year is g...

82 List of terms Trunk A single circuit between two points, both of which are switching centers orindividual distribution points. Teletype machine. 2 D F i Two-Way Tie, Dial Repeating. Turnaround time The number of days it takes to replace a failed item and to return a item to stock. UEM Universal E...

S L - 1 System options System overview Copyright 1990 Northern All rights reserved.information subject to change without notice.Release 1 StandardJanuary 29, 1990Printed in U.S.A. northern

S L - 1 System options Installation planning S t a n d a r d

Revision history January Standard, release 1.0 I n s t a l l a t i o n p l a n n i n g 5 5 3 - 3 0 0 1 - 1 2 0

Preface iii Notice The Canadian Department of Communications label identifies certified equipment. This certification means that the equipment meets certaintelecommunications network protective, operational and safety requirements. The Department does not guarantee the equipment will operate to the ...

iv Preface Users should ensure for their own that the electrical ground connections of the power utility, telephone lines and internal metallic waterpipe system, if present, are connected together. This precaution may beparticularly important in rural areas. CAUTIONProper electrical ground connectio...

About this document vii Related documentatiori The following documents contain information that may be of value duringthe site planning and preparation process. 1987. “Maintenance, Testing and Replacement of Large Storage Batteries.” IEEE, Vol. all pages. 1987. “Design and Installation of Large Lead...

ix Contents Planning activities 1 The installation outline 1 The Milestone chart 4 Researching the requirements General requirementsT h e e q u i p m e n t r o o m e n v i r o n m e n t Environmental factors T e m p e r a t u r e a n d h u m i d i t y Static Vibration Electromagnetic Interference D ...

x Contents AC service panel Dedicated versus shared power Auxiliary power requirements Isolated service receptacles Non-isolated service receptacles Power Fail Transfer Unit (PFTU) powering C a b l i n g Cable types Twisted-pair telephone cables 25-Pair MDF cables Twisted-pair shielded cables Interf...

Contents xi Ceilings 5 1 Walls 5 - l Between floors 5 1 Electromagnetic Interference 5 2 Termination points 5 2 Distribution frames 5 2 Preparing for delivery C o n s i d e r a t i o n s Equipment handling precautions 5 5 5 55 7 Preparing for installation Work orders Equipment room floor plans Cabli...

1 Planning activities The installation outline Since installations differ from site to site, no single overall schedule of predelivery activity will apply in all cases. In each instance, prepare a detailed plan when the site has been selected and the equipment ordered. Use Table 1, “Outline for inst...

Planning activities 3 Table 2Site planning activities Activities detailed site survey. Determine if building wire needs and gather preliminary customer data. Hold contract review meeting. P r e p a r e p r o j e c t Hold customer meeting to discuss project plan and division of responsibilities. Hold...

4 Planning activities The Milestone chart Planning and monitoring site preparation is easier when you use a Milestone chart. The Milestone chart is a site planning schedule. It shows the sequence of activities necessary to complete a job and will be different with each site. Depending on the complex...

6 Planning activities Installation planning 553-3001-120

7 Researching the requirements Knowing the requirements for system installation saves valuable time andenergy when the time comes for system delivery. The first step in planninga site, then, is researching those requirements. The purpose of this sectionis to the general requirements necessary to pla...

8 R e s e a r c h i n g t h e r e q u i r e m e n t s The equipment room environment The environment that the SL-1 operates in and that spare parts are can influence system performance and reliability. When establishing theequipment environment, control over these factors is necessary: temperature a...

R e s e a r c h i n g t h e r e q u i r e m e n t s 9 Table 4 shows the SC-1 operating Table 4 operating environment Equipment (sets) 15-30” C (59-86” F) 20 to I o n - c o n d e n s i n g Temperature and humidityconsiderations A b s o l u t e C F), R H n o n - c o n d e n s i n g A b s o l u t e C (...

1 0 R e s e a r c h i n g t h e r e q u i r e m e n t s In addition to proper operating and humidity considerations, the SL-1 should be stored and/or transported under the followingspecifications: Table 5 storage/transportation environment E q u i p m e n t Terminals (sets) SL-1 R e c o m m e n d e ...

R e s e a r c h i n g t h e r e q u i r e m e n t s Environmental factors Temperature and humidity High temperatures tend to increase the rate of deterioration of mostmaterials. Temperature fluctuations can cause temporary or permanentchanges to equipment which can affect the grade of service. Low h...

1 2 R e s e a r c h i n g t h e r e q u i r e m e n t s Vibration in the office environment should be limited to a frequency rangeof Hz and a G-force magnitude of 0.1 G (according to the Network Equipment Building Systems Generic Equipment Requirementsspecification TR-EOP-000063). Electromagnetic In...

R e s e a r c h i n g t h e r e q u i r e m e n t s Lighting Lighting illumination of 50-75 footcandles measured 30 inches (76 cm)above the equipment room floor is recommended. Lighting must not bepowered from the equipment room power panel. For large systeminstallations, provisions for emergency li...

1 4 R e s e a r c h i n g t h e r e q u i r e m e n t s These guidelines should along with the following tables when estimating air conditioning requirements. Exact requirements should bedetermined by a qualified air conditioning engineer. CAUTION I Proper air conditioning . Digital systems require ...

R e s e a r c h i n g t h e r e q u i r e m e n t s 1 5 T a b l e 6 c o n t i n u e d SL-1 system heat dissipation M o d u l e Heat dissipation Watts Network 300 1020 Peripheral Equipment 300 1020 Intelligent Peripheral Equipment Remote Peripheral Equipment 425 1450 300 1020 0 0 Note: Thermal load =...

1 6 R e s e a r c h i n g t h e r e q u i r e m e n t s Sk-l system power options The SL-1 system is available both AC and DC versions where DC poweris connected to the commercial power panel by means of extended powerrectifiers or power plants, and the AC power is connected directly to thecommercia...

R e s e a r c h i n g t h e r e q u i r e m e n t s DC-powered SL-1 systems DC-powered SL-1 systems, which use direct current UEM power converters, operate at a nominal -48V dc. in a column are fed DC power from the pedestal Power Distribution Unit The pedestal is powered from an external DC power p...

1 8 R e s e a r c h i n g t h e r e q u i r e m e n t s AC-powered systems- Power converters in SL-1 systems, which use alternating current, operate ata nominal V ac. A typical system operating from 208 V using four will draw 15-25 Amps depending on the configuration. These are fed from a central po...

R e s e a r c h i n g t h e r e q u i r e m e n t s Input power specifications The following tables provide input system power specifications as requiredfor AC power: Table 8Input power specifications I n p u t M i n i m u m Nominal M a x i m u m V o l t a g e ( V A C ) a t p e d e s t a l 1 8 0 2 0...

2 0 R e s e a r c h i n g t h e r e q u i r e m e n t s Commercial power If the quality of the commercial power source continuously meets the SL-1system requirements listed in this section, a power conditioner is notrequired, however, where the commercial power is of poor quality andcannot consisten...

R e s e a r c h i n g t h e r e q u i r e m e n t s Failure to follow proceduresmay result in an installation that is: unsafe for personnel working on or using the equipment not protected lightning or power transients . subject to service interruptions subject to degraded system performance Commerci...

2 2 R e s e a r c h i n g t h e r e q u i r e m e n t s Isolated ground topology A dedicated Isolated Ground bus bar is required with this method. This IG bus is located in the AC panel and serves as the ground window. Itis used for all AC (green wire) grounds as well as logic returns. It alsoaccomm...

R e s e a r c h i n g t h e r e q u i r e m e n t s 2 3 In a steel-framed building, the SL-1 ground interface must have aconnecting reference to the building steel on the same floor on which it resides (or within one floor). Northern Telecom does not recommend the use of building steel as part of th...

2 4 R e s e a r c h i n g t h e r e q u i r e m e n t s Figure 1Dedicated transformer in isolated ground system T r a n s f o r m e r C o n d u i t M e r i d i a n S L - 1 S e r v i c e P a n e l I s o l a t e d J G r o u n dR e c e p t a c l e I I I I I I I Ground Bus N o t e 6 C a d w e l d e d or...

R e s e a r c h i n g t h e r e q u i r e m e n t s 2 5 Notes for Figure 1: Ground conductor should be the same size as the largest conductor runbetween the transformer and the AC panel. Transformer (dedicated for SL-1 and Interface Equipment) shall provide a secondary voltage of single phase or thr...

R e s e a r c h i n g t h e r e q u i r e m e n t s 2 9 Notes for Figure 3: An isolated ground receptacle must be used for systems with isolatedground. An isloated ground receptacle with individual hot neutral and groundconductors must be used for systems with isolated ground. An alternate earthing ...

3 0 R e s e a r c h i n g t h e r e q u i r e m e n t s Figure 4 Shared AC distribution in a non-isolated ground system S L - 1 R e l a t e d W i r i n g C o n t a i n e d I n R i g i d C o n d u i t o r E M T Note 3 L R E T o L R E N o t e 6 5633016 i n s t a l l a t i o n p l a n n i n g 5 5 3 - 3...

R e s e a r c h i n g t h e r e q u i r e m e n t s Notes for Figure 4: An isolated ground receptacle must be used for systems with isolatedground. An isloated ground receptacle with individual hot neutral and groundconductors must be for systems isolated ground. An alternate earthing electrode, if ...

3 2 R e s e a r c h i n g t h e r e q u i r e m e n t s Auxiliary power requirements Integrated terminals, printers, modems, and data units require local power.Power for devices located in the equipment room must meet the followingcriteria: wired and fused independently of all other receptacles tagg...

R e s e a r c h i n g t h e r e q u i r e m e n t s 3 3 This section identifies the various cabling used in the SL-1 system andprovides some guidelines for cabling. Equipment placement in relation tocable lengths should be considered and planned for. Depending on yoursystem and future expansion (of ...

3 4 R e s e a r c h i n g t h e r e q u i r e m e n t s Interface (l/O) cables I/O cables are typically flat-ribbon or round cables interfaced through RS-232-C connectors. These cables are used to connect data unitsto printers, host computers, and modems. UEM cable routing Cables may be routed inter...

R e s e a r c h i n g t h e r e q u i r e m e n t s Cable access The customer is responsible for supplying all access for station, feeder, andriser cabling including where necessary: conduit floor boring boring all major walls on a particular floor access into hung ceilings, including removal and re...

3 6 R e s e a r c h i n g t h e r e q u i r e m e n t s conditioning systems should be designed to inhibitthe spread of heat, and smoke from one part of a building to another. Smoke detectors shouldalso be installed. Services such as steam, water, and power should be checked and pipes should be insp...

R e s e a r c h i n g t h e r e q u i r e m e n t s 3 7 Security and safeguards Existing practices of building security should be extended and improved toprovide adequate protection for the equipment. Safeguards such as tamperproof door controls and electrically taped glass doors and windows can be ...

Planning the site 3 9 Planning the site is an important element to consider when planning the installation of an SL-1. It impacts the installation costs, operation andmaintenance and can have an overall effect on system performance. Selecting a site Sites should be selected and evaluated according t...

40 Planning the site Developing the site After selecting a site, the following items must be considered during sitedevelopment: Space and equipment layout requirements Equipment accessories Detailed floor plans and loading requirements Building cable plans System wire routing Cable termination point...

Planning the site Note: Sample floor plans may from your own depending on your system needs and the size/arrangement of your equipment room. Follow the engineering guidelines as specified in System engineering (553-3001-151). Secondary storage Provide space for the storage of disks, printer paper, p...

42 Planning the site Storage cabinets for spare parts, backup tapes or disks, and printer The floor plan Since the space requirements and the overall layout of the equipment roomcan have an effect on the installation, operation, and maintenance of asystem, a detailed floor plan should be drawn up fo...

44 Planning the site Figures and 7 show sample equipment room floor plans. These may vary your own. Figure SL-1 Option 21 equipment room floor plan 36 in. ( 9 1 5 m m ) 25 in. (65 m m ) IX cross connect terminal a d d i t i o n a l , e q u i p m e n t , ‘ ( s u c h a s r e s e r v e p o w e r s u p ...

P l a n n i n g t h e s i t e 4 5 Figure 6 SL-1 Options 51 and 61 equipment room floor plan This sample floor plan may vary from your own depending on your system needs and the size/arrangement of your equipment room. Installation planning 553-3001-l 20

46 Planning the site Figure 7 SL-1 Option 71 equipment room floor plan 553-3021 Note: This sample floor plan may vary from your own depending on your system needs and the size/arrangement of your equipment room.SL-1 Option 71 may also expand to a second row of PeripheralEquipment modules. I n s t a ...

Planning the site 47 Floor loading estimates Floor loading estimates should be obtained in order to plan for properstacking of modules. (Floor loading is the weight of the system divided bythe occupied floor Point loading is the local pressure exerted by the system feet on the floor.) Table 10 shows...

48 Planning the site The building cable plan The building cable plan should be divided into zones. The zones aretypically the termination point of conduits throughout the office. Each zone on the building cable plan should be identified a letter or number, and a block of numbers should be assigned t...

P l a n n i n g t h e s i t e 4 9 A random sampling of in-place wiring’is taken during a site survey toensure that it meets specifications for high-speed lines. When telephone cable is run in conduit, that conduit must not be usedfor any other wiring. The location of conduits and ducts, for example,...

Planning the site Wire routing The routing of all wires for the SL-1 must be specified as part of the plan.To plan wire routing, establish the start and end point of each cable relativeto the location of telephones in the office. Remember that each modular jack (8-pin or 6-pin, for example) must be ...

52 Planning the site Electromagnetic Interference Data degradation may occur if wires travel near strong sources of interference. See “The equipment room environment” in this document for common sources of interference. Termination points Once the routes for the wires have been determined, the termi...

P l a n n i n g t h e s i t e 5 3 Table 11Sample cable record CABLE RECORD I iiiii I I I I I OR I n s t a l l a t i o n p l a n n i n g 5 5 3 - 3 0 0 1 - 1 2 0

5 5 Preparing for delivery The route the equipment must take from the receiving area to theinstallation area must be studied in advance. The route should be measuredto ensure problem free delivery of the equipment. The following factorsmust be considered: Considerations size and security of the load...

56 Preparing for delivery In addition, here are some questions to consider when preparing fordelivery: Has a request been made for equipment delivery? Is a list of all equipment ordered available on site? Are transportation arrangements to premises completed? Is assistance available to prepare the s...

Preparing for Equipment handling precautions The following general guidelines should be followed when handling SL-1 equipment: Circuit packs, disks, and tapes are very sensitive to discharge; all static electricity should be discharged-from body prior to handling. Circuit packs should be handled car...

5 9 Preparing for installation The following items should be provided at the time of installation: Work orders Equipment room floor plan Building cable plan Installation, Administration and Maintenance Manuals, and User Guides Installation plan Delivery equipment (pallet jack, for instance) instruct...

60 Preparing for installation Equipment room floor plans The equipment room floor plans should show the location of: each SL-1 module, power module, and future expansion module a reserve power unit (if applicable) maintenance and administration terminal and printer (if equipped) andprinter locations...

P r e p a r i n g f o r i n s t a l l a t i o n 6 1 Cabling plan The cabling plan should show: cable routing and designation information location of peripheral devices and (if applicable) directory numbers assigned to each peripheral device and Office Data Administration System (ODAS) designators (i...

62 Preparing for installation The installation plan The installation plan may consist of a floor plan, a cabling plan, and an ITS(Installation and Test Sequence) chart, The chart shows typical installationtasks, the sequence of the tasks, and task start and duration information. Manuals The followin...

P r e p a r i n g f o r i n s t a l l a t i o n 6 3 Equipment room inspections An equipment room inspection ensures that the following conditions aremet: physical and environmental requirements met system power and utility outlets installed and tested lighting installed and working AC power distribu...

64 Preparing for installation General inspections General inspections ensure that the following conditions are building cross-connect terminals are provided conduits or floor ducts to terminal locations (including service fittings) access conduit for raceway is in place sufficient terminal blocks ar...

P r e p a r i n g f o r i n s t a l l a t i o n 6 5 An Uninterruptable Power Supply (UPS) for reserve power in AC- powered systems. It includes basic and supporting equipment, includingrectifier/charger, inverter, controls and instrumentation. A battery bank is aseparate item but may be required tog...

ii Revision history January Standard release 1 .O System engineering 553-3001-151

i i i About this document General information The following document has been updated to include new naming conventions and system engineering guidelines for the SL-1 System.Acronyms and abbreviations for the new names are identified in the textusing parentheses. This section provides the necessary ...

iv About this document References See the SL-I planning engineering guide for Master index (553-3001-000) System overview (553-3001-100) Installation planning (553-3001-120) System engineering (553-3001-151) Power engineering (553-3001-152) Sparesplanning (553-3001-153) Equipment identification and ...

V Contents System organization and capacities Option 21Options 51 and 61Option 71 Universal Equipment Modules UEM Description of UEM AC/DC) CPU/Network UEM Description of CPU/Network UEM CPU UEM Description of CPU UEM Network UEM Description of Network UEM Intelligent Peripheral Equipment UEM (IPE) ...

vi Contents Definitions 27 General rules 2 7 UEM and column designations 2 7 C o n f i g u r a t i o n s 2 8 Peripherals 2 9 Traffic distribution 3 0 Traffic definitions 3 1 Equipment utilization 3 3 Network loop traffic 3 3 Partitioning 3 3 Network loop assigning 3 4 PE card distribution 3 5 IPE ca...

Contents vii Step 3 Trunks required E x a m p l e 5 3 5 35 3 Step 4 5 4 Line, trunk, and console load 5 4 Line load 5 4 Trunk load 5 4 Console load 5 4 Step 5 5 5 D T R r e q u i r e m e n t s 5 5 Model 1 5 6 M o d e l 2 5 6 Model 3 5 6 M o d e l 4 5 6 Detailed calculation: method 1 5 7 Detailed cal...

viii Contents Step 68 loop 6 8 Step 69 M e m o r y 6 9 Step 13 7 0 E q u i p m e n t s u m m a r y 7 0 Feature calculations 7 1 Calculations with Authorization Code 7 1 Calculations with Centralized Attendant Service (CAS) 7 2 Calculations with Charge Account for CDR 7 3 Calculations with Direct Inw...

1-2 System organization F i g u r e l - l Option 21 with multiple 5 5 3 - 3 0 2 2 S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

1-4 System organization Figure 1-3 Option 61 with full network group 553-3024 S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

System organization Option 71 Option 71 is a multiple network group machine with redundant CPU serves from 2,000 to 10,000 lines. See Figure Figure 1-4Option with multiple network group Main UEM Note: This document has been updated to include new naming conventions. Acronyms and abbreviations for th...

1-6 System organization Universal Equipment This document has been updated to include new naming conventions.Acronyms abbreviations for the new names are identified in the text using parentheses. Each configuration of the SL-1 consists of a of Equipment Modules Each module can be identified by its f...

System organization 1-7 UEM 1 AC/DC) Table Identification of UEM AC/DC) U n i t Number required per UEM C o m m o n / P e r i p h e r a l E q u i p m e n t 1 Power Supply Pwr Sup) Floppy Disk Interface card (FDI) 1 ( Q P C 7 4 2 ) C P U c a r d ( Q P C 6 8 7 ) 1 M e m o r y / P e r i p h e r a l S i...

1-8 System organization Description of UEM Slots and 3 are reserved for the following circuit cards: Floppy Disk Interface (QPC742) Central Processing Unit (CPU) (QPC687) Memory/Peripheral Signalling Card Slots 4 through 9 in the Network area can be used by the following cards: Superloop Network Car...

l-l 2 System organization CPU UEM T a b l e l - 4 Identification of Single CPU UEM Unit Number- required per UEM C o m m o n E q u i p m e n t P o w e r 1 Supply (CE Pwr Sup) C P U f u n c t i o n c a r d ( Q P C 5 7 9 ) 1 C P U i n t e r f a c e c a r d ( Q P C 5 8 0 ) 1 C h a n g e o v e r a n d M...

System organization 1-13 Description of CPU UEM Slots l-2 are reserved for the following cards: Memory cards The rest of the slots contain the following slot 3: CMA slot 4: CPU interface slot 5: CPU function slot 6: slot 7: slots 8-12: Segmented Bus Extender (SBE) slot 13: available slot 14: Clock C...

System organization Description of Network UEM The slot assignment of cards is as follows: slots 1: Three Port Extender (3PE) slots 2-3: Intergroup Switch (for Option 71 only), or slot 4: Peripheral signaling slots 12: Network cards slot 13: or slot 14: slot 15: not used Note: This document has been...

l-1 6 System organization Intelligent Peripheral UEM (IPE) T a b l e l - 6Identification of IPE UEM Unit Number required per UEM P e r i p h e r a l E q u i p m e n t P o w e rSupply (PE Pwr Sup) A C R i n g i n g G e n e r a t o r (required only when a n a l o g c a r d s a r e p r e s e n t ) C o ...

l-1 8 System organization Table Port-to-line card orientation for IPE line cards Line card Ports served Digital Line Card 16 Digital A n a l o g L i n e C a r d 1 6 A n a l o g A n a l o g M e s s a g e W a i t i n g 1 6 A n a l o g w i t h M e s s a g e L i n e C a r d W a i t i n g f e a t u r e s...

System organization PE UEM T a b l e l - 8 Identification of PE UEM Unit Number required . P e r i p h e r a l E q u i p m e n t P o w e rS u p p l y ( P E P w r S u p ) AB) S e e n o t e . 1 A C R i n g i n g G e n e r a t o r ( R n g G e n ) AA) (required only when a n a l o g c a r d s a r e p r ...

System organization Description of RPE UEM The slot assignment of cards is as follows: slot 1: (optional) slot 2: 1.5 Mb converter slot 3: 2 Mb converter slot 4: carrier interface slot 5: remote peripheral slot 6: local carrier buffer slot 7: carrier interface slot 8: 2 Mb converter slot 9: 1.5 Mb c...

System organization 1-23 System capacities Network terminating capacity The Superloop Network Card has four network loops grouped as one superloop. One superloop can serve up to, two IntelligentPeripheral Equipment (IPE) Network traffic capacity Each superloop is capable of carrying 3500 CCS (or 875...

1-24 System organization Configuration capacities The maximum configuration capacities of the SL-1 Options and 71 are: 100 customers 30 steps in a hunting group 8191 speed call lists per system 4095 ringing number pickup groups per customer 5 12 trunk routes per customer 254 members per trunk route ...

2-1 Definitions General rules Apply the following rules for system engineering when arranging variousUniversal Equipment Modules within an SL- 1. This document has been updated to include new naming conventions. Acronyms and abbreviations for the new names are identified in the text using parenthese...

2-2 Definitions through the I/O panels or EM1 filters. In addition, all vertical routing of theinternal signal cables should be done on the right side of a column. The UEM should be located at the top of a column and adjacent to the CE Peripheral Equipment or IPE) may be located away from CE and CPU...

2-4 Definitions T r a f f i c d i s t r i b u t i o n The traffic distribution in the SL- 1 is illustrated in Figure 2-1. This illustration is valid when considering individual customer or system traffic. Figure 2-1 Traffic distribution over the SL-1 Line traffic Trunk ic o r i g i n a t i n g i n c...

Definitions 2-7 Network loop assigning When assigning the loop number in systems equipped with two Network the load should be distributed evenly across both Loops should be assigned in the order shown in Table 1. Record the loops used . in Worksheet L provided at the end of this document. The total ...

2-8 Definitions PE card distribution Using Worksheet M (provided at the end of this document), determine thetotal of each type of PE cards (500, TRK, DTR, etc.) per PE UEM. Using Worksheets N and 0 (also provided at the end of this document),determine the number of Multiple Appearance Groups (MAG) a...

Definitions Intelligent Peripheral Equipment card slot assigning Card slot priority Input messages from card slots 1 and 0 in each IPE module (card slot ineach EPE shelf) are directed to a high priority input buffer.. The inputmessages from the remaining slots on each module are directed to a low pr...

Definitions Assigning cards Procedure 2-1Order for assigning cards 1 Assign cards requiring a card slot 1 assignment (high priority slot). 2 Assign cards for high-usage trunks, such as CO trunks. 3 Assign cards for low-usage trunks, such as paging and dictation. 4 Assign cards for attendant consoles...

Definitions 2-13 Equipment relief When additional equipment is installed, assignments should be concentratedinto the new loop or shelves until the threshold study. At that time, the loop profile would be updated and a new loading plan developed. At any time when a loop exceeds CCS (based on 85% traf...

Provisioning guidelines Procedure 3-1Provisioning guidelines Note: To determine the equipment requirements, follow the provisioning guidelines in the order shown below. Worksheets and Tables are all provided at the end of this document. Step 1 Define and forecast growth. S t e p 2 Estimate ccs per t...

3 - 2 P r o v i s i o n i n g g u i d e l i n e s Step 10 Calculate number of PE Step 11 Provision loops. Step 12 Calculate memory requirements. Step 13 Assign the equipment/prepare equipment Note: The provisioning methods described in this document are based on a non-partitioned system using the fi...

Provisioning guidelines 3-3 Step and forecast growth The first step in provisioning an initial SL-1 is to forecast the growth of the system at the 2-year and interval in terms of telephone stations. The number of telephones required when the system is placed in service(cutover) is determined by the ...

3 - 4 P r o v i s i o n i n g g u i d e l i n e s To determine the number of telephones required from cutover through a year interval, the number of employees required at cutover and 5 years is multiplied by the ratio of telephones to employee. 500 (employees) x 0.55 (ratio) = 275 telephones require...

Provisioning guidelines 3-5 Step 2: Estimate per terminal . . . . . . CCS per terminal The station and trunk CCS per terminal for an initial installation of an SL- 1 can be estimated using any one of the following methods. Comparative method Manual calculation Default method Comparative method Three...

3 - 6 P r o v i s i o n i n g g u i d e l i n e s Table Example of station, trunk, and intra averaging Line size Line T r u n k lntra C u s t o m e r A C u s t o m e r B 2 0 0 2 5 0 4 . 3 5 4 . 7 5 2 . 6 3 . 0 1 . 7 1 . 7 5 C u s t o m e r C 3 . 5 2 . 0 1 . 5 T o t a l A v e r a g e 2 0 0 1 2 . 6 4 ...

Provisioning guidelines 3-7 Table 3-2 Example of averaging when trunk are known Type No. of of Load in No. of C C S D I D 1 6 -294 1.2 c o 14 2 3 4 1.14 0 7 116 2 1 5 0.54 Paging 0 2 10 2 0 7 0.09 W A T S 0 4 30 2 1 6 0.54 F X 0 2 30 6 0 2 1 6 Private Line 0 4 6 0 0 4 2 0 T O T A L 9 5 9 23.79 M o t...

3-8 Provisioning guidelines Manual calculation of Normally, the customer can estimate the number of required at cutover and specify the grade of service to be maintained at the and period. (If not, the comparative method can be used). The number of trunks can be read appropriate table to select esti...

Provisioning guidelines 3-9 This method is used for each trunk group system, with the exception of small special services trunk groups (Tie Trunks, Wats, FX). Normally, the customer will tolerate a lesser grade of service on these trunk groups.Table 3-3 has been developed which lists the estimated u...

Provisioning guidelines Default method Studies have been conducted which estimate the average line to never be greater than 5.5 in 90 percent of all businesses. If attempts tocalculate the using the comparative method or the manual calculation have not been successful, the default-of 5.5 line can be...

3 - 1 2 P r o v i s i o n i n g g u i d e l i n e s Step 3: Calculate number of trunks required Trunks required The values obtained through any of the three previous methods should nowbe entered on Worksheet A (provided at the end of this document). Add your calculations to the worksheet. Once the t...

Provisioning guidelines 3 Step 4: Calculate line, trunk, and console load Line, trunk, and console load Once the quantity of trunks required has been estimated, enter the quantitieson Worksheet A (in Step 1) for the cutover, and interval. This calculation must be performed for each trunk group to be...

3 - 1 4 g u i d e l i n e s Step 5: Calculate DTR requirements Once station and trunk requirements have been determined for the complete system, the Receiver requirements can be calculated. DTR are shared by all customers in the system and should be distributed equally over all the network loops. Ta...

P r o v i s i o n i n g g u i d e l i n e s 3 - 1 5 From the appropriate table (See 6-6 at the end of this document) determine the number of DTR required and the DTR load forcutover, two-year, and five-year interval. Record this information onWorksheet B (located at the end of this document). The fo...

3 - 1 6 P r o v i s i o n i n g g u i d e l i n e s Detailed calculation: method 1 This method can be used when there are no incoming DID trunks and the following is assumed: Receiver traffic is assumed to be inflated by 30% to cover unsuccessfuldialing attempts. Call holding times used in Irma-offi...

Provisioning guidelines Calculate average holding time:. Average holding time = x + (14.1 x Intra calls + outgoing calls 4 Refer to Table 6-7 or Table 6-8 (at of this document) and use answers from (2) and (3) above to determine the number of receiversrequired. Detailed calculation: method This meth...

3 - 1 8 P r o v i s i o n i n g g u i d e l i n e s Step 6: Calculate total system load Total the line, trunk, console, and receiver load for each customer to arrive at a total load figure for each customer for the cutover, and 5-year interval. Enter this figure on Worksheets B and C (at the end of ...

P r o v i s i o n i n g g u i d e l i n e s 3 - 1 9 Non-blocking with Superloop Network For non-blocking applications (or non-blocking part of the system), one superloop per 120 Terminal Numbers Each line or trunk is one TN except that an integrated voice and data line is two (assuming dam port is c...

3 - 2 0 P r o v i s i o n i n g g u i d e l i n e s Table Number of DTI cards required when traffic is known traffic (CCS) Number of DTI cards 1 507 1 508 1201 2 1202 1935 3 1936 2689 4 2690 3456 5 3457 4231 6 4232 5006 7 5007 5781 8 over 5781 provide one for each 774 ccs in excesso f 5781 c c s . N...

P r o v i s i o n i n g g u i d e l i n e s 3 - 2 1 Step 8: Calculate number of Network groups required Compute the number of Network groups based on the total. number of loopsrequired (excluding conference and tone loops). The following equation should be used: (Also refer to Table 3-6.) Total numb...

3 - 2 2 P r o v i s i o n i n g g u i d e l i n e s Calculate number of PE cards required Enter the number of receivers required (from Worksheet B) at the cutover, 2-year, and interval on Worksheet D. Use a separate worksheet for the cutover, 2-year, and 5-year intervals. Using the information on Wo...

P r o v i s i o n i n g g u i d e l i n e s 3 - 2 3 Step 11: Provision loops Tone and Digit Switch and Conference loops are provisioned according to the two-year figure for the number of networkloops required. All systems should be equipped with a minimum of twoTDS and two CONF loops. Refer to Table...

4 - 1 Feature calculations Calculations with Authorization Code With authorization code, the receiver holding times are changed from 6.2seconds to 19.6 seconds for intra-office calls, and from 14.1 seconds to 27.5 seconds for outgoing calls. Use these figures in (2) and (3) of Detailed calculation M...

4-2 Feature calculations Calculations with Centralized (CAS) This method is used to determine the DTR requirements for the mainlocation of a system equipped with the CAS option. The following isassumed: All attendant calls presented through Trunks’ from a remote PBX require Receivers. The average nu...

Feature calculations Calculations with Charge Account for CDR The receiver holding time for outgoing calls changes from 14.1 seconds to20.8 seconds. Apply this change to (2) and (3) in Method 1 and (3) in 2 to determine DTR requirements for a system with the charge account for CDRoption. The followi...

4-4 Feature calculations Calculations with Direct System Access (DISA) This method is used when a system is equipped with DISA. The following is assumed: The DISA calls come through DISA trunks or DID trunks.’ 75% of DISA calls require security code. The average number of digits in the security code...

Feature calculations 4-5 Calculations with Integrated Message Service (IMS) This method is used when a system is equipped with IMS. The following is assumed: Only messaging calls from 2500 sets require service 50-50 split of originating and terminating calls and 135 secondsaverage call holding time ...

5-1 Worksheets W o r k s h e e t s 5-l Growth Forecast: Worksheet A 5 - 2 Line Usage: Worksheet B 5 - 4 Network Loop Calculation : Worksheet CPE Card Calculations : Worksheet D 5 - 8 Universal Equipment Module Provisioning : Worksheet E Conference Loop Requirements : Worksheet FUnprotected Memory Ca...

Worksheets 5-7 Worksheet C continued Table C-l Network groups required at 2 years No. of NetworkGroups Maximum No. of Voice Loops 2 4 4 8 7 2 96 120 No DGT Trunksin 560 500 13440 12000 26880 24000 40320 36000 53760 48000 67200 60000 Wiih DGT Trunks in 540 4 8 5 12960 11640 25920 23280 38880 34920 51...

5-8 Worksheets Worksheet D One for the complete system at cutover, 2-year, and intervals. Customer: Y e a r : Address: Table D-l PE card calculations No. ofL C CUT No. of DTR No. of TN 4 No. of SL-1 TN 4 No. of Consoles No. of Wats/Private Link Trunks = 2 No. of 2-Wire = 2 S y s t e m e n g i n e e ...

5-l 2 Worksheets Worksheet F One sheet for the complete system. Customer: D a t e : Address: Conference loop requirements Conference loops are provisioned according to the 2-year network loop requirements. Conference Loop Required = Tone and Digit loop requirements Tone and Digit loops are provision...

Worksheets 513 Where: Worksheet F continued Total Line Load is the 2-year figure T = the average processing time for a call in seconds; use 0.6 for a single network group system, or0.24 for a multiple network group system 150 = the average holding time 2100 the maximum real time of the CPU in second...

Worksheets 5 G continued Serial DataInterface Cards MF Senders Conference Card Receivers Low Input High priority Input Output Buffers SL- 1 Type Output Buffer Total (Add to first page total) Total words (Add to first page total words) S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

5-16 Worksheets Worksheet continued Memory Card Code Capacity Unprotected Memory Cards Required Memory Card Addresses Required k words = 1024 Words) S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets 9 Worksheet H continued One sheet for the complete system. Customer: Table H-l continued Tone and Digit Switch Conference Card History File Total Total Add 10% Total words (Add to first page total) (Add to first page total words) S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

5-20 Worksheets Worksheet I One sheet for the complete system. Customer: Date: Program store calculations Program Name Basic Overlay Area Read Only Memory Storage in k(lk 1024 words) Total Total x 1024 = k words S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets Worksheet I continued Memory Card Code Capacity Program Store Cards Required Memory Card Addresses Required k words (1 k = 1024 Words) S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets Worksheet J continued One sheet for the complete system. Customer: Table J-1 continued E q u i p m e n t s u m m a r v I I I Central Processing D a t e : Network Groups System engineering 553-3001-151

5-24 Worksheets One sheet for the complete system. Customer: Table K-l Balancing network loops over network groups Date: Customer N e t w o r k N e t w o r k Group 0 Group 1 Network Group 2 N e t w o r kGroup 3 NetworkGroup 4 S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets L One sheet for the complete system. Customer: Date: Load balancing Total system load Voice loops required PE required c c s Average per UEM c c s PE required Average CCS per Loop Table L-l Load balancing c c s Voice loops required S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

5-26 Worksheets Worksheet L continued One sheet for the complete system. Customer: Table L-l Load balancing Date: Loop number assigned CCS per loop CCS per UEM S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets 527 Worksheet M Customer: Date: One sheet for the complete system. Card distribution Divide the total number of a card type by the total number of BE to arrive at a figure: Table Card distribution S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

5-28 Worksheets One sheet for the complete system. Customer: Date: Table N-l Multiple Appearance Group (MAG) assignments MAG No. MAG No. SL-1 TN SL-1 TN 5ooTN MAG No. MAG No. SL-1 TN SL-1 TN MAG No. MAG No. SL-1 TN SL-1 TN 5ooTN 5ooTN SL-1 Packs P a c k s S L - 1 P a c k s 5 0 0 P a c k s Loop numbe...

Worksheets Worksheet continued Total 2500 TN to be assigned Less number of 2500 TN assigned to Equals number of 2500 TN not in MAG 2500 TN not in MAG Number of 2500 TN not in MAG assigned per UEM S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets -Worksheet P Customer: Date: Table P-lCard to UEM assignment Loop number UEM number Table P-2 Card to UEM assignment Loop number UEM number S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Worksheets 5-33 - W o r k s h e e t Q One sheet for each PE UEM in the system. Date: DN = Directory Number RTMB = Route Member Number Loop number UEM number Group number Table TN assignment record Pack pos 2 Pack type Pack DN RTMB CUST I n I I 6 I I I 7 S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 ...

5-34 Worksheets Worksheet Q continued Date: DN = Number RTMB = Route Member Number Loop number UEM number Group number Table continued TN assignment record Pack 4 5 6 S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

5-36 Worksheets SL-1 system assignment plan Prepared by: D a t e : System: Customer: One sheet for each equipped voice loop. Loop number Group number equipped Trunks working Trunks equipped Consoles receivers 2500 TN 500 TN SL-1 TN MAG assigned Load capacity Recommended assignment plan S y s t e m e...

Worksheets 537 Multiple appearance group record Prepared by: D a t e : System: Customer: Table S-lMultiple appearance group record MAG LP. EXT. I stat. I Set I S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Tables 6-5 Table 6-3 receiver requirements Nok: Refer to Section 3-15 for the Model assumptions for this table. S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

T a b l e receiver requirements T a b l e s 6 - 7 1 31 41 516 548 203 28 1697 628 618 229 29 1781 659 689 255 30 1864 690 762 2 8 2 Note: Refer to Section 3-15 for the Model assumptions for this table. S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

Tables 6-11 Table 6-8 receiver load capacity in CCS Average holding time in s e c o n d s Number Of receivers 1 234 6789 101 11213141516171819 20 16 17 18 19 192 190 189 18 304562 80 100121142165188 211236260 286312337364 25 1’ 719 111131 18: 35’ System engineering 553-3001-151 2 73 33 3333 3 a5a5

T a b l e s 6 - 1 3 Table 6-9 receiver requirements (Poisson 0.1% blocking) N u m b e r of N u m b e r of S y s t e m e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 1

T a b l e s 6 - 1 5 T a b l e 6-10TDS and CONF loop requirements Network loops Tone and Digit Conference loops required at 2 years Switch required loops required 1-12 1 1 13-24 2 2 25-36 3 3 37-48 4 4 5 5 61-72 6 6 73-84 7 7 85-96 8 8 108 9 9 m - 1 2 0 1 0 1 0 System engineering 553-3001-l 51

T a b l e s 6 - 1 7 Table 6-11 continued receiver provisioning (assumes 11-second holding time) D T R C C S DTR ports 1751-1785 6 2 D T R C C S2871-2905 ports 9 4 1786-1820 63 2906-2940 95 1821-1855 64 294 l-2975 9 6 1856-1890 65 2976-3010 9 7 1891-1925 6 6 3011-3045 98 1960 67 3046-3080 99 1961-199...

SL-1 Generic Xl 1 Memory calculations Standard, release 15

Contents General Memory description 3 Memory Generic 711 (S and MS) 5 Memory Generics 811 and 911 (N and XN) 5 Memory Generics 1011 (ST) 5 Memory Generics and 1311 (NT, XT, and 5 T e m p l a t e s 6 Memory calculations P a c k a g e d e p e n d e n c i e sProgram store requirements Unprotected data ...

iv Contents Memory calculations 553-2201-151 Appendix 1

1 General This Appendix provides memory information relating to the SL-1 IntegratedServices Network Engineering and assigning of equipment (553-2201-151) provides provisioning information and the associated data worksheets for a complete system. For Generic Xl 1, Engineering and assigning of equipme...

3 Memory description Software and office data are stored in a read/write Random Access Memory(RAM). The RAM is organized into modules of 512K or 768K by words, or 24-bit words for NT, RT, and XT machines in Release 12 and later. Memory size depends on the features programmed into the machine and the...

4 Memory description Table 2QPC memory module packs per system- M e m o r y N X N XT ST size 1 2 8 K 1 4 7 8 l - 4 7 9 1 479 1 9 2 K 1 4 2 3 l - 4 2 6 1 426 2 5 6 K 2 4 7 8 2 - 4 7 9 2 - 4 7 9 O R 1 6 7 4 3 2 0 K l - 4 2 6 1 478 + + 1 479 479 3 8 4 K 2 - 4 2 6 2 - 4 2 6 5 1 2 K 1 672 1 672 1 6 7 3 5...

Memory description 5 Memory Generic 711 (S MS) The memory requirements for a Generic 7 11 system consists of a ReadOnly Memory (ROM) circuit pack and RAM circuit pack(s). The memory system is divided into pages. The unprotected and protected data stores are usually assigned to pages 0and 1. The bott...

6 Memory description The ROM for Generic 1111; 1211, and 13 11 is contained in a QPC579 CPUFunction Unit. Templates A template is a map of the pattern of keys/features assigned to a telephone,The protected data structure for the SL- 1 and digital telephones is based on the concept of shared template...

Memory description 7 (c) Use Overlay 20 of to a current list of all templates defined in the system. Consult this list whenever servicechange of telephones is to be performed. Memory calculations 553-2201-151 Appendix 1

9 Memory calculations The memory requirement for Xl 1 Generic must be calculated individuallyusing the following tables: T a b l e S t o r a g e 3 S o f t w a r e P r o g r a m 4 U n p r o t e c t e d D a t a 5 P r o t e c t e d D a t a Record the memory requirements on worksheets G, H and I and add...

10 Memory calculations Note 2:The memory calculations for the RT (1311) machine are the same as for the NT (1111) machine type. The absence of Generic release indicator R4, or R7 in the Version column indicates storage words for associated program applies to all Generic releases. Package dependencie...

Table 3Software program storage requirements Memory calculations 11 Program Version Storage in Ks Comments 1024 words) Resident (Basic) 711 R4 73.88 711 R5 77.04 711 R7 85.59 711 87.61 711 R9 90.24 711 96.70 711 R12 112.74 711 R13 122.62 811 R4 77.15 811 R5 81.96 811 R7 89.67 811 91.10 R9 95.31 102....

12 Memory calculations Table 3Software program storage requirements ( c o n t i n u e d ) Program Version Storage in K S Comments = 1024 words) Firmware 711 0.74 ( N o t e 711 0.36 811 R4 0.34 811 R5 0.35 811 0.35 0.39 0.55 911 R4 0.40 911 R5 0.77 911 0.77 911 Note 1 111 1 0.96 Note 1 continued Memo...

Memory calculations 3 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Program Version Storage in K S Comments = 1024 words) Overlay Area 711 R4 10.58 711 R5 15.74‘ 711 R7 16.46 711 R8 16.92 711 16.96 711 17.12 711 R12 18.07 711 R13 10.75 811 R4 11.00 ...

Table 3Software program storage requirements (continued) V e r s i o n Storage in K S C o m m e n t s = 1024 words) 0 All Releases 1011 R15 17.6712.58 C U S T 1011 R15 R15 0 9.196.38 A l l Releases AIOD 711 0.88 711 R13 0.91 811 0.88 . 0.88 81 1 0.91 911 0.87 911 R7 0.86 911 0.90 111 1 0.65 0.66 con...

Memory calculations 15 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Program Version Storage in K S Comments 1024 words) CDR 7 1 1 R 4 1.77 711 1.80 7 1 1 R 7 1.94 7 1 1 R 8 1.99 711 2.05 711 2.20 711 R12 2.38 711 R13 2.47 8 1 1 R 4 1.77 811 1.79 8 ...

Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Memory calculations Program Version Storage in K S Comments 1024 words) CDR CLNK 711 711 0.59 711 0.66 711 R12 0.69 711 R13 0.81 811 0.56 811 0.59 R9 0.59 0.66 R12 0.69 R13 0.81 0.89 911 R4 0.56 911 R5 0...

18 Memory calculations Table 3Software program storage requirements (continued) Version Storage iu K S Comments = 1024 words) R A N 7 1 1 R 4 1.34 7 1 1 R 5 1.34 711 1.36 711 1 . 4 1 711 1.49 711 R13 1.55 8 1 1 R 4 1.33 8 1 1 R 5 1.34 811 1.36 1.40 81 1 1.49 R13 1.55 R14 1.54 911 1 . 3 1 9 1 1 R 7 1...

Memory calculations 19 Table 3Software program storage requirements (continued) P r o g r a m Version Storage in K S Comments = 1024 words) T A D 711 0.71 DNDI 711 0.72 711 R13 0.76 811 0.71 811 0.72 0.72 81 0.760.72 911 0.73 911 0.77 0.54 0.56 . . 711 0.39 711 0.40 711 R12 0.42 711 R13 0.40 811 0.3...

20 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) EES 711 R4 0.60 711 R5 0.79 711 R7 0.76 711 R8 0.75 711 0.79 711 0.81 711 R12 0.83 711 R13 0.87 811 R4 0.60 811 R5 0.79 811 0.76 81 1 0.81 81 1 0.83 R12 0.85 R13 0.89 R...

Memory calculations 23 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Program Version Storage in Ks Comments = 1024 words) BRTE 7 1 1 R 4 4.95 7 1 1 R 5 5.48 7 1 1 R 7 5.61 7 1 1 R 8 5.68 7 1 1 R 9 5.74 711 5.86 711 R12 6.817.00 8 1 1 R 4 4.95 8 1 1 ...

24 Memory calculations Table 3Software program storage requirements (continued) P r o g r a m Version Storage in K S Comments 1024 words) RPE 711 0.99 711 1.00 711 R13 1.02 811 1.00 1.00 1 . 0 1 R13 1.03 1.02 911 0.98 911 1.00 911 1.01 111 1 0.77 0.78 0.74 711 0.47 711 R13 0.49 811 0.47 0.47 0.49 91...

calculations 25 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Program Version Storage in K S Comments = 1024 words) MSB 711 0.08 711 0 . 1 0 ‘ 711 R13 0.13 811 0.08 811 0.10 0.10 R13 0.13 R14 0.19 911 0.08 911 0.09 911 0.10 911 R13 0.13 911 R14 0.19...

26 Memory calculations T a b l e 3Software program storage requirements (continued) V e r s i o n Storage in C o m m e n t s = 1024 words) ss25 711 R8 0.61 711 0.62 711 R12 0.64 711 R13 0.67 811 R8 0.61 0.62 R12 0.64 R13 0.67 81 R14 0.72 911 0.61 911 R7 0.60 911 R12 0.63 911 R13 0.66 911 R14 0.71 10...

Memory calculations 27 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Program Version Storage in K S Comments 1024 words) D D S P 711 R4 1.81 711 1.82 711 R7 2.10 711 R8 2.11 711 R9 2.47 711 2.98 711 3.37 811 R4 1.81 811 1.82 811 R7 2.10 811 R8 2.11 ...

2 8 M e m o r y c a l c u l a t i o n s Table 3Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) O D A S 1.12 R9 1.22 1 . 2 1 R13 1.22 R14 1.22 911 1.20 1011 R15 0.72 R8 0.88 R9 0.96 0.94 0.88 continued Memory calculations 553-2201-151 Appendix 1

Memory calculations 29 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) P r o g r a m Version Storage in K S Comments 1024 words) D I 711 0.58 711 R7 0.61‘ 711 0.63 711 0.65 711 R12 0.68 711 R13 0.67 811 0.58 811 R7 0.61 811 R8 0.63 R9 0.63 81 1 0.65 R...

T a b l e 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Memory c a l c u l a t i o n s 3 1 Program Version Storage in K S Comments 1024 words) CHG 711 0.24 711 R7 . 0.29 711 R8 0.34 711 0.35 711 R13 0.37 811 0.24 811 R7 0.29 811 R8 0.34 0.35 R13 0.37 0.38...

32 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) C A B 7 1 1 R 4 1.11 711 1.12 711 1.14 711 R13 1.24 8 1 1 R 4 1 . 1 1 811 1.12 1.12 8 1 1 1.14 R13 1.24 R14 1.26 9 1 1 R 4 1.10 911 1 . 1 1 911 1.12 911 1.13 911 R13 ...

Table 3 Software program storage requirements (continued) Memory calculations 33 Version Storage in K S Comments 1024 words) C A S M 711 0.14 711 0 . 1 5 711 R12 0.16 711 R13 0.19 811 0.14 811 0.15 0.15 0.17 R13 0.19 R14 0.22 911 0.13 911 0.15 911 R12 0.17 911 R13 0.19 911 R14 0.22 1011 R15 0.23 111...

34 Memory calculations Table 3 Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) 7 1 1 R 4 6.05 7 1 1 R 5 6.08 7 1 1 R 7 6.53 711 6.54 711 6.60 711 6.64 711 R12 6.81 711 R13 6.92 8 1 1 R 4 6.06 8 1 1 R 5 6.12 8 1 1 R 7 6.57 8 1 1 R 8 6.59 6.65 6.69...

36 Memory calculations Table 3 Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) 711 811 81 1 911 911 R8 R12 711 711 711 R13811 811 81 1 911 911 911 R13911 MCDR 711 711 R13811 R4811 81 1 911 R4911 911 111 1 0.540.540.540.520.530.440.450.450.38 0....

Memory calculations 37 Table 3 S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) P r o g r a m Version Storage in K S C o m m e n t s 1024 words) NCOS 0.10 R13 0.08‘ 0.08 1011 0.08 0.08 0.06 continued Memory calculations 553-2201-151 Appendix 1

Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) Memory c a l c u l a t i o n s 3 9 Program Version Storage in K S Comments = 1024 words) s s c 0.10 0 . 1 0 ‘ 0.08 IMS UMG) 711 R4 7.47 711 7.49 711 R7 7.59 711 R8 7.63 711 7.70 711 2.80 711 R12 2.83 711...

40 Memory calculations T a b l e 3 Software program storage requirements (continued) Program Version Storage in Ks Comments = 1024 words) ROA 711 0.36 711 0.36 . 711 R12 0.38 711 R13 0.400.38 0.38 R12 0.38 R13 0.40 R14 0.42 911 0.36 911 0.10 911 0.27 911 R12 0.10 911 0.11 1011 0.43 0.08 0.08 R15 0.3...

Memory calculations 41 Table 3Software program storage requirements (continued)’ I Version Storage in K S Comments 1024 words) 7 1 1 R 4 2.03 711 711 2.32 711 2.63 8 1 1 R 4 2.03 811 2.30 811 2.32 2.32 2.63 R14 2.68 9 1 1 R 4 1.99 911 2.26 911 2.27 . 911 R12 2.65 911 R13 2.59 911 R14 2.64 1011 R15 2...

42 Memory calculations Table 3Software program storage requirements (continued) 1 Program Version Storage in K S Comments 1024 words) M C B Q 711 R4 2.53 711 R5 2.56 711 R7 2.66 711 2.67 711 2.68 711 R13 2.76 811 R4 2.54 811 R5 2.57 811 R7 2.68 811 2.67 2.69 81 1 2.70 R13 2.78 R14 2.81 911 R4 2.50 9...

M e m o r y c a l c u l a t i o n s 4 3 Table 3 S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) 1 Program Version Storage in K S Comments 1024 words) B A C D 711 R4 8.98 711 R5 9.01‘ 711 R7 10.68 711 R8 10.91 711 R9 11.64 711 12.79 711 R12 15.0215.66 811 R4 ...

44 Memory calculations Table 3 Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) ACDB 711 0.05 711 R12 0.09 711 R13 0.12 811 0.05 811 R8 0.04 81 1 0.05 81 1 R12 0.09 0.12 911 0.05 911 R12 0.09 911 0.12 1011 R15 0.13 111 1 0.04 111 1 R12 0.09 0.08 R...

Memory calculations 45 Table 3 S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) 1024 words) A C D C Version Storage in K S 711 R4 13.54 711 R5 13.49 . 711 R7 14.16 711 R8 14.19 711 14.75 711 15.77 711 R12 16.9717.99 811 R4 13.54 811 13.49 811 R7 14.16 811 R8 ...

4 6 M e m o r y c a l c u l a t i o n s Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) MUS 711 1.03 . 711 1.04 711 1.05 711 R12 1.28 711 R13 1.29 811 R4 1.03 811 1.04 1.05 R12 1.06 1.29 911 1.28 911 1 . 0 1 911 1.02 911 R12 1.03 911 R13 1...

48 Memory calculations T a b l e 3Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) 711 0.07 711 0.11 811 0.07 0.11 911 0.07 911 0.11 1011 0.12 R8 0.08 0.09 0.08 continued Memory calculations 553-2201-151 Appendix 1

50 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in Ks Comments 1024 words) NFCR 7 11 (before 0.29 711 0.38 711 0.44 711 R12 0.46 711 R13 0.50 8 11 (before 0.29 0.38 0.44 R12 0.46 0.50 9 11 (before 0.29 911 0.38 911 0.43 911 R12 0.45 911 0.49 R8...

Memory calculations 51 Table 3S o f t w a r e p r o g r a m s t o r a g e r e q u i r e m e n t s ( c o n t i n u e d ) P r o g r a m Version Storage in K S Comments 1024 words) 711 2.22 711 2.23 711 2.50 711 R12 2.83 711 R13 1.50 811 2.22 81 1 2.23 2.53 R12 2.83 1.50 911 2.19 911 R7 2.20 911 2.21 9...

52 Memory calculations Table 3 Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) 711 4.13 711 R7 4.36 711 4.51 711 4.87 711 5.48 711 R12 5.97 711 R13 6.19 811 4.13 811 R7 4.36 811 R8 4.51 4.87 81 5.48 R12 5.97 . R13 6.19 R14 6.50 911 4.06 911 R7 4....

Memory calculations 53 Table 3Software program storage requirements (continued)’ Program Version Storage in K S Comments 1024 words) AA 711 711 R7 0.59 711 0.65 711 R13 0.64 811 0.58 811 R7 0.59 0.65 911 0.57 911 R7 0.58 911 0.64 1011 R15 1.00 0.47 R15 0.73 . HIST 0.04 0.04 111 0.03 continued Memory...

5 4 M e m o r y c a l c u l a t i o n s Table 3 Software program storage requirements (continued) P r o g r a m Version Storage in K S Comments 1024 words) A O P 711 0.42 711 R7 0.54 711 0.62 711 0.63 711 R13 0.65 811 0.42 811 R7 0.54 811 R8 0.62 0.63 R13 0.65 R14 0.64 911 0.42 911 R7 0.52 911 R8 0....

Memory calculations 55 Table 3Software program storage requirements (continued)’ Program Version Storage in Comments 1024 words) BARS 0 All, Releases 0 All Releases CDP 81 1 911 R13911 R14 0 . 0 7 0 . 0 8 0 . 0 8 0.09 0 . 0 7 0.05 0 . . All Releases F C B Q 0 . 0 20 . 0 2 0.01 All Releases 711 0.11 ...

56 calculations Table 3Software program storage requirements (continued) Version Storage in K S Comments words) NAUT 711 0.49 711 0.50 711 R13 0.51 811 0.49 8 1 1 R 7 0.50 81 1 0.50 R13 0.51 R14 0.55 911 0.48 911 0.49 911 R13 0.50 911 R14 0.54 1011 R15 0.57 0.38 R12 0.37 R13 0.36 R14 0.40 R15 0.41 c...

58 Memory calculations Table 3Software program storage requirements (continued) Program 1024 words) Version 711 R4711 711 R13811 R4811 911 R4911 911 1011 R15 R15 Comments Storage in K S 0.36 . 0.390.420.360.380.380.420.350.380.410.450.30 0.32 . 0 A l l Releases 711 0.51 711 0.62 711 0.65 711 R13 0.7...

Memory calculations 59 T a b l e 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) A T V N 711 R4 4.99 711 5.00 711 R8 5.02 711 5.03 711 5 . 1 2 711 R12 5.18 711 R13 5.25 811 R4 4.97 811 4.98 811 R8 5.00 5.01 5.10 R12 5.17 81 R13 5.24 R14 5.29 911...

60 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) H O T 711 (before . 711 0.24 711 R13 0.26 0 81 1 0.24 R13 0.25 0.26 911 (before 0 911 0.24 911 R13 0.25 911 R14 0.26 0 0.24 0.18 0.19 DHLD 0.58 R12 0.59 0.61 911 0.57...

Memory calculations 61 Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) 0.01 All Releases D R N G 711 0.41 711 R8 0.49 711 0.48 711 0.68 711 R12 0.70 711 R13 0.58 811 0.41 811 R8 0.49 0.48 81 1 0.70 . R13 0.60 0.58 911 0.40 911 0.48 911 0.6...

62 Memory calculations Table 3Software program storage requirements (continued) Program 1024 words) P B X I Version 7 1 1 R 57 1 1 R 7711 711 711 R12711 R138 1 1 R 5 8 1 1 R 7 811 R12 R13 R14 9 1 1 R 59 1 1 R 7911 9 1 1 R 9911 911 R12911 R13911 R14 1011 R15 R9 111 1 R12 R13 R14 R15 Storage in K S Co...

Memory calculations 63 Table 3Software program storage requirements (continued) P r o g r a m = 1024 words) DLDN Version Storage in K S 711 0.09. 811 0.09 0.09 911 0.09 0.06 R15 0.07 Comments 711 R5 1.37 711 1.44 711 R9 1.46 711 1.47 711 R13 1.57 811 R5 1.37 . 811 1.44 R9 1.46 1.47 R13 1.57 R14 1 . ...

Memory calculations 65 Table 3Software program storage requirements (continued) Program Version Storage iu K S Comments 1024 words) 711 711 0.24 711 0.25 811 R7 0.22 811 R8 0.21 0.24 81 1 0.25 911 0.21 911 0.23 911 0.24 911 0.25 R8 0.17 0.18 . 0.19 RESDB R14 4.30 911 R14 4.47 R14 7.46 C D R Q 711 00...

66 Memory calculations Table 3Software program storage requirements (continued) Version Storage in K S Comments 1024 words) C S L A 711 0 . A l l Releases 0 911 00 711 R7 0.38 711 R8 0.43 711 0.44 711 R13 0.43 811 R7 0.38 81 R8 0.43 R9 0.44 0.44 R13 0.43 R14 0.48 911 R7 0.38 911 R8 0.43 911 0.44 911...

68 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) DLT 2 711 0 0 911 0 0 PRETRANS 711 R8 0.33 711 R9 0.34 711 0.35 811 0.33 R9 0.34 81 0.35 0.37 911 R8 0.33 911 0.34 911 R14 0.36 R8 0.24 0.25 0.26 711 R8 0.77 711 0.66 7...

70 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) 3GD 711 11.21 711 R12 11.51 711 R13 11.32 11.21 R12 11.51 R13 11.32 R14 11.33 911 11.09 911 R12 11.35 911 11.22 1011 R15 11.54 8.90 R12 9.13 8.26 R15 8.40 RMS 711 1.55 ...

Memory calculations 71 Table 3Software program storage requirements (continued) Program Version Storage in Ks Comments UK = 1024 words) M R 711 0.85 711 R12 0.85 711 R13 0.89 81 1 0.85 R12 0.85 81 0.89 911 0.83 911 R12 0.84 911 0.88 0.64 711 4.49 711 R12 4.57 711 R13 4.62 4.48 81 R12 4.58 81 1 R13 4...

Memory calculations 73 Table 3Software program storage requirements (continued) Program Version Storage in K S Comments = 1024 words) ICDR 711 0 0 911 0 0 A P L - A U X 711 4.76 711 R12 4.77 5.06 4.77 81 R12 4.77 R13 5.06 5.07 911 4.69 911 R12 4.70 911 R13 5.00 911 R14 5.01 3.80 111 3.70 3.71 T V S ...

74 Memory calculations Table 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) N K L 81 . 911 0 0 I S A ISDN P R A 711 0 N o t e 7 for R13 81 1 0 911 0 0 M e m o r y c a l c u l a t i o n s 5 5 3 - 2 2 0 1 - 1 5 1 A p p e n d i x 1 . .

Memory calculations 75 Table 3 Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) IDC 711 R12 0 . 3 7 711 R13 0.39 R12 0.38 R13 0.39 81 1 0.44 911 R12 0.370.38 911 R14 0.43 R12 0.20 R13 0.28 0.31 AUX ACD-D 711 R13 0 . . 81 1 0 911 0 0 D C P 711 R13 ...

76 Memory calculations T a b l e 3Software program storage requirements (continued) Program Version Storage in K S Comments 1024 words) FTC 711 R13 0 . 0 911 0 0 DT12 R14 8.55 911 R14 8.43 1011 R15 8.57 R14 6.11 R15 6.12 JDMI 81 0 911 R14 0 0 ISDN 711 R13 Note 7 R13 20.26 R14 23.34 911 R13 20.00 911...

Memory calculations 77 Table 3 Software program storage requirements (continued) Version Storage in K S 1024 words) NTWK SRVC 711 R13 Note R13 3.57 R14 3.973.51 911 R14 3.91 1011 R15 5.42 2.56 R14 2.85 R15 3.89 D N X P 711 R13 0 0 911 0 . 0 711 R13 0 0 911 0 0 ISDN AP 711 R13 0 81 1 0 911 0 0 PR12 R...

78 Memory calculations Table 3Software program storage requirements (continued) Program V e r s i o n Storage in K S C o m m e n t s 1024 words) R14 0.61 911 R14 0.60 1011 0.62 111 1 R 1 4 0.43 R 1 5 0.44 A C D Account Package 7 11 R 13 0.61 81 1 0.61 911 0.60 0.43 continued Memory calculations 553-...

Memory calculations Table 4 Unprotected data storage requirements (continued) Feature 2500 sets Version Storage in Words 711 5 . 5 Comments 2500 Sets SL-1 Sets SL-1 Sets (ADD) 911 711 711 811 911 911 111 1 711 14.25 711 16.2514.25 16.25 911 14.25 911 15.25 911 16.25 R8 14.25 111 1 15.25 16.25 711 15...

Memory calculations 87 Table 4 Unprotected data storage requirements (continued) Feature Version Storage in Words Comments Add-on K/L Strips 711 1 0 - 1 0 911 1 01 0 Data Service Access 7 11 13 (Note 15) VMS Access 911 7 1 1 911 111 1 (Note 1) . Attendants 711 8 9 711 9 2 711 9 3 711 9 7 811 9 5 81 ...

88 Memory calculations Table 4 Unprotected data storage requirements (continued) Feature Customers Version Storage in Words Comments 711 137 711 152 711 R13 142 711 R14 1 4 4 811 1 3 7 152 R13 142 1 4 4 911 1 3 7 911 152 911 R13 1 4 2 911 R14 192 111 1 152 R13 142 111 192 Trunk Routes 711 911 (Note ...

90 Memory calculations Table 4 Unprotected data storage requirements (continued) Feature Conference Receiver Version 711 711 811 911 911 111 1 711 911 Storage in Words Comments 1 4 1 1451 4 31 4 31471 4 31471 4 31 4 7 6666 L P I B 711 4x LPIB 4x LPIB 911 4x LPIB4x LPIB 1 item Note HPIB 711 4x HPIB 4...

Memory calculations 91 Table 4Unprotected data storage requirements (continued) (Note 11) F e a t u r e Version Storage in Words Comments A C D 711 911 ACD Enhancement 711 911 Extended AgentObserve 711 911 1 ACD POS . . C M A C 711 534534 911 534534 1 item --- 711 (Note 7) 911 continued Memory calcu...

92 Memory calculations Table 4 Unprotected data storage requirements (continued) Feature Call Register Version Storage in Words Comments 7 1 1 R 4 4 0 711 4 1 7 1 1 R 7711 4 5 711 4 8 711 6 1 8 1 1 R 4 4 1 8 1 1 R 5 4 2 8 1 1 R 7 4 5 4 6 4 9 6 2 9 1 1 R 4 4 1 911 4 2 9 1 1 R 7 4 5 911 4 6 911 4 9 91...

Memory calculations 95 Table 4 Unprotected data storage requirements (continued) Feature Loops Version 711 911 Storage in Words Comments (Note 17) 711 1 3 1 3 911 1 3 1 3 BGD 711 6 0 711 6 66 0 6 6 . 911 6 0 911 6 66 0 6 6 BGD Disp 711 6 x DNIS 1 item 711 9x DNIS (Note 18) 6x DNIS 9x DNIS 911 6 x DN...

Memory calculations 97 Note I : The size of the trunk block is from: CT + X (words), where: CT = 7 words (3 average card block + 4 trunk timing block) X = (see the following table). Trunk Types Value of X O t h e r RLA AUTOVON ADM O t h e r s 1 5 1 4 8 8 1 4 1 3 5 5 1 0 ( N o t e ) 1 0 ( N o t e ) N...

98 Memory calculations For Release 13 through 14, the size of the trunk block is calculated from: CT + X (words) + Y where: CT = 9 words (5 average card block + 4 trunk timing block) X = (see the following table) Y 0 if the trunk belongs to a route which does not have CDR or which has CDR with diale...

Memory calculations 99 Note 4 : The size of the blocks is calculated from: For Releases 4 and 5: x (words), where: x = 8 for CDR 128 otherwise. For Releases 7 through 15: t + x (words), where: t = 16 (size + 128 output buffer) = 144 and x = the following table CDR link: HS link: APL link: PMS Link: ...

102 Memory calculations size (= 29) + 2 for DN Expansion+ 1 for for NT, RT, and XT systems for XT, and NT for XN, and ST systems and the variables are represented by: CCUST = total no. of customers with ACD-C packageCDN = total no. of ACD for ACD-C customers CPID = total no. of AGENT POSITION S for ...

104 Memory calculations Note 8 : N, the recommended number of Call Registers is: N = + + M where: M = the number of ACD incoming trunks.A = the total voice loop traffic in CCS.B = M x is average CCS per ACD trunk). C = the total call register traffic factor The Total Call Register Traffic Factor is ...

108 Memory calculations Releases 8 through 15: LINK TBL = 16 words APL LINK DATA = 179 words x N QUEUE DATA BLOCK = 4 words x N N = # of APL links defined in CFN Block Total Unprotected (Releases 5 through 14) (16 + (182 x words or (0.016 0.178 x K words N # of APL links defined in CFN Block. Total ...

Memory calculations = 66 (for 811 and 911 machines) + 9 = 75 ‘words = 63 (for all other machines) + 9 = 72 words. Note 13 : In Releases 7 through 15, there is no data store impact. Note 14 : Unprotected data store for digital set voice port: Releases 7 and 8 M 2 0 0 9 M 2 0 1 8 M 2 1 1 2 M 2 3 1 7 M...

110 Memory calculations Releases 9 through 12 M2009 (words) Others (words) 1 8 . 2 5 1 7 . 2 5 M 2 0 1 8 2 9 . 2 5 - 2 8 . 2 5 M 2 1 1 2 2 0 . 2 5 1 9 . 2 5 3 6 . 2 5 3 5 . 2 5 M 3 0 0 0 4 6 . 2 5 4 5 . 2 5 Unprotected data store for digital set data ports. Note that data portswithout digit class of...

Memory calculations Releases 13 through 15 Access TN Card 15 Otherwise 16.25 Where a preallocated card is one of the following shelf/cards: O/l l/l or on a DLI loop. See Note 17. Note 16 : CSL Unprotected Data is comprised of: Per system (with CSL package, Release 8): CSL IQ HDRTBL + Queues = 3 + (3...

112 Memory calculations Note 19 : Each DCHI consists of the following unprotected data blocks: 1. DCH U BLOCK = 43 words 47 for 2. Output request buffers = 5 x of 3. Output buffer = 261 words 4. Input buffer = 261 words 5. Unprotected call reference table = 2 + M6. Unprotected message link table = 1...

Memory calculations 113 Note 21: One bit map table for Size of bit map x number of defined per system Traffic for TCAP4 words per Application ID (1) Note 22 : Bach DTI loop requires the following: 47 words 9 words Note 23: Two words in the attendant unprotected data block per attendant console is re...

114 Memory calculations Memory calculations 553-2201-151 Appendix 1

116 Memory calculations Table 5Protected data storage requirements (continued) Feature Version Storage in Words C o m m e n t s Add-on K/L strips 711 911 Data Service Access 711 (Note 29) VMS Access 81 1 911 Head Table 711 1 + Templates1 + Templates 911 1 + Templates1 + Templates 711 3 + Entries (No...

Table 5 Protected data storage requirements (continued) Memory calculations 117 Feature Attendants Version 711 911 Storage in Words Comments (Note 3) Customers 711 R4 1 6 1 711 R5 166 711 R7 1 8 1 711 R8 203 711 R9 201 711 207 711 R12 211 811 R4 1 6 1 811 R5 166 811 R7 1 8 1 811 R8 203 R9 201 207 81...

Memory calculations 119 Table 5 Protected data storage requirements (continued) Feature Peripheral Signaling Version Storage in Words Comments 711 3 0 1 item 3 0 911 3 03 0 Group 711 16 811 3 2 81 1 32 911 3838 711 6 8 711 7 0 811 68 . . 811 R7 7 0 7 0 911 68 911 7 07 0 711 7 1 711 7 3 811 7 1 811 R...

Memory calculations 121 Table 5 P r o t e c t e d data storage requirements (continued) Feature Version 711 81 1 911 Storage in Words Comments SC Lists (Note 6) 711 911 Customers 711 1 5 15 1 5 1 5 Customers . . BARS 711 911 Customers (Note 7) FTC 711 911 32 Tables(Note 42) 7111 911 32 Tables (Note ...

122 Memory calculations Table5 Protected data storage requirements(continued) Feature Version Storage in Words Comments C D P 711 Customers 81 1 (Note.9) 911 ACD 711 911 Customers (Note 10) Group DND 71181 1 911 Customers (Note 11) DISA 711 911 Customers (Note 12) AUTH 711 81 1 911 Customers (Note 1...

Memory calculations 125 T a b l e 5 Protected data storage requirements (continued) Feature ATM Schedule Block Version 711 911 Storage in Words Comments (Note 28) ATM Data Block 711 1 2 Routes 12 911 12 1 2 DLI 711 911 DLI Loops (Note 18) . . ESDI 711 N x 7N x 7 911 N x 7N x 7 711 2 # Links 711 4 2 ...

Memory calculations 127 Table 5 Protected data storage requirements (continued) Feature AWU Count Version Storage in Words 711 144144 911 1 4 4 1011 2 8 8 144 R15 2 8 8 Comments 711 911 #DCHI (Note 37) ISDN PR12 71181 1 911 (Note ISDN PR12 711 911 # DCHI(Note 34) Pretranslation 711 911 # (Note 40) 7...

140 Memory calculations Speed Call Quick Reference Chart List Size DN Size 4 8 12 16 20 24 2 8 3 1 1 6 7 8 9 1 0 1 2 1 3 5 1 0 15 20 2 5 3 0 3 5 4 0 45 1 0 1 5 25 3 5 4 5 5 5 65 75 85 20 25 45 65 85 105 125 145 165 25 30 5 5 80 105 130 155 180 205 30 35 65 95 125 155 185 215 245 4 0 45 85 125 165 20...

Memory calculations 141 Note 7 : The protected data store requirements for BARS (on a customer basis) are: Release 4 137 + 2.73 x (HNPA + NPA) + 2.73 x + + I/4)+ FCAS Releases 5 and 7 137 + 2.73 x (HNF’A + NPA) + 2.73 x + + + FCAS+ ITGE Releases 8 through 12 16 + SUM+ + FCAS+ ITGE Releases 13 and 14...

Memory calculations 145 I = the average number. of digits that must beinserted as part of digit manipulation. number of on-net or virtual locations. FCAS = + 1) + + 1) + 4 + + where: N = the number of defined FCAS tablesM the average number of NPA codes per tableP = the average number of first digit...

146 Memory calculations 9 : Prior to Release 13, the protected data store requirements for CDP (on a per-customer basis) are: Releases 13 through 15 w h e r e : number of steering codes RL= the number of route lists RLE= the average number of route lists entries per route list DME= the number of dis...

148 calculations size + pointer to block from the ACD List + word offset 12 size 1) + store for 14 size (= 13) + store for header + header and the variables are represented by: AID = total no. of AGENT (for the system) CCUST = total no. of customers with ACD-C packageCUST = total no. of customers wi...

Memory calculations 149 12 : The store requirements for DISA (on a per-customer basis) are: Release 13 through 15 where: DN number of DISA-DNs. Note 13 : The protected store requirements for Authorization Code (on a per-customer basis) are: 1250 + (A x ((L/4 x 128) + 64)) + x (1018 + (C x 32))) Rele...

Memory calculations 151 Note 17: New Code Restriction requires the following memory requirements: 1) A 129 word block that contains: (a) A 128 word table that contains the pointers to block for each route. A pointer to the tree root address table. 2) A table that contains the pointers to the NFCR tr...

Memory calculations Note 27 : Protected-data store by Multi-Tenant Service feature includes the following: 1028 words per customer that enables Tenant Service for: Releases and 7: = size + size + size (= 64) + size (= 64) Releases 8-14: = size + size + size (= 64) + size 32 words per Tenant access m...

156 Memory calculations 28 : Protected data store requirements for ATM schedule block are as follows: Releases and 7: Releases S-15: where: NC = Number of Customers.NH = Number of hours to be scheduled.AR = Number of routes to be tested. Note 29 : For all machine types, the additional protected data...

1 6 8 List of terms ISA LMAN L N K L S E L M C B Q MCT MOD MOH M R Intercept Integrated Services AccessIntegrated Services Digital Network Services Digital Network Integrated Services Digital Network Signaling Link Integrated Voice Messaging System Line Load Control ACD Load Management Auxiliary Pro...

About this document This document describes the SL-1 System power and grounding architecture for both AC and DC systems and provides guidelines for calculating system power consumption as well as reserve power requirements. References For information about power plant used with DC-powered system opt...

Contents SL-1 system power overview 1 General information 1 AC or DC powering 2 AC power system description Input power specifications Internal power distribution External power distribution and ground connections General notes for AC figures 5 . 56 1 11 3 DC power system description 19 Input power ...

vi Contents Reserve power 4 7 AC reserve power 4 7 DC reserve power 5 3 Engineering and configuration guidelines 5 7 AC power architecture 5 6 Internal AC power equipment components 5 6 DC power architecture 6 1 internal DC power equipment components 6 2 External DC Power equipment components 6 3 Co...

SL-1 system power overview The SL-1 system is an advanced telecommunications system providing stateof the art functionality to the customer. The associated power system providesthe necessary power for system operation. General information The power system required by the SL- 1 system can be divided ...

2 SL-1 system power overview In discussing these powering schemes, unless otherwise specified, ACdistribution will mean a single phase circuit without a neutral conductor, butwith an accompanying green wire ground conductor. The nominal voltage is assumed to be either 208 or 240 volts but any voltag...

5 AC power system description This section describes the characteristics of the Meridian SL-1 system whereequipment columns are powered by commercial power. The commercial power voltage is brought directly into the Pedestal PowerDistribution Unit. From there it is passed through separate wiring to t...

6 AC power system description Table 2Transient tolerance Transient tolerance A m p l i t u d e Duration ( S e e n o t e ) S u r g e s 288 U ac 8.34 5 0 m s 276 U ac 50 to 500 ms S a g s 146Uac 8.34 to 50 ms 166Uac 50 to 500 ms S p i k e s 8 1 5 U p k ms 815 U pk to U pk 4.17 to 8.3 ms N o t c h e s ...

8 AC power system description Pedestal Power Distribution Unit (PDU) The Pedestal PDU provides the following: The Field Wiring Terminal Block provides a connection point for the external wiring that is brought into the Pedestal. The EM1 Filter provides filtering of the wires connecting back to the U...

output v Output A v 28 A V 4.0 A v 0.5 A - l o v 0.5 A v 1 7 A -15 v 15 A - 4 8 V 7.7 A AC power system description Module to Backplane Harness The Module to Backplane Harness provides the power to the AC PowerSupplies through the backplane power connector. AC Power Supplies There are three differen...

AC power system description 11 Table 6 Common/Peripheral Equipment output v A V 6 0 A V 2.5 A -12 0.75 A - 1 5 v - 4 8 V 4.75 A -150 v 0.13 A output Output F 20 Hz External power distribution and ground connections The external distribution for AC powered systems is very simple. Noadditional equipme...

12 AC power system description Figure 4Grounding and equalizing nodes 11 Building ground Building groundrod rod 1. An equalizing node for the Meridian SL-1 system may be obtained through the ACEG the AC panel. isolation as per NEC 384-127 (exception 1) cannot be provided, an alternate low impedance ...

AC power system description 13 General notes for AC figures Permanent connection to Branch Circuit When conduit or a raceway is used it should be metal and regardless of the type, it must contain an insulatedground wire (green), 6 AWG or larger. Cord connection to Branch Circuit A separate safety gr...

1 4 A C p o w e r s y s t e m d e s c r i p t i o n Note: This single point equalizing is because communication between modules that are not in the same physical line-up would put small amounts of DC on the AC (green wire) ground. Likewise residual AC voltages would be superimposed (longitudinally) ...

AC power system description 15 Multi-column AC powered system A multi-column system (with one or more columns physically adjacent toeach other) can be powered as shown in Figure 6. Figure 6 Multi-column distribution c o r d o r c o n d u i t AC in A C s e r v i c ep a n e l . 120v r e c e p t a c l ...

1 6 A C p o w e r s y s t e m d e s c r i p t i o n Multi-row AC powered system A multi-row system (with several rows of one or more columns physicallyadjacent to each other) can be powered as shown in Figure 7. Figure 7Multi-row distribution System P E J U N C T C P U . . SL-1 System PE PE Power en...

AC power system description 1 7 E x t e n d e d s y s t e m s A typical large extended system with both new and existing equipment is . . . . . shown in Figure 8. , Figure 8 External distribution for AC systems SL-1 System AC in II E Note 3 + Battery plant c a b i n e t ( Q C A 1 3 ) Notes: 1. The r...

DC power system description 19 This section outlines the characteristics and requirements for the DC auxiliarypower that the system is connected to. Input power specifications The supply chosen must the calculated current drain and operate within the following specifications: Table 7input specificat...

22 DC power system description Module to Module Harness The Module to Module Harness provides the following: The Module Feed provides the independent power feed to the Modules above itself. The Module Harness Feed provides the power feed to the Module backplane Harness. Module to Backplane Harness T...

DC power system description 23 The output voltages and currents of the power converters are listed in Tables 8through 11. Table Peripheral Equipment Converter I O u t p u t v v V v - 1 0 v v - 1 5 v - 4 8 v Output A 2 8 A 4.0 A 0.5 A 0.5 A 7.7 A Table 9 Common Equipment Converter AA output v Output ...

DC power system description 25 External power and The power plants shown in the following ‘figures are typical but there aremany variations possible for the item labeled It could be existing customer equipment or a system that Northern Telecom either supplies orrecommends. In any case, the rectifier...

2 6 D C p o w e r s y s t e m d e s c r i p t i o n Single Point Ground (SPG) and Isolated Ground Bus The in this grounding scheme the AC Equipment Grounding bar in the ACdistribution panel If this bar is insulated the distribution panel, as is recommended, then it is referred to as an IGB. In the f...

DC Power system description 29 Figure 12Multi-column distribution with customer power S L - 1 S y s t e m AC in . . . .. . . . . . . . . . . . . . . , . . . . . . . . . . . A C s e r v i c e 120v r e c e p t a c l e + ACEG AC conduit Customer: Rectifier/Battery plant Note This is a 3 conductor cable...

30 DC power system description Figure 13 Extended systems SL-1 System 1 2 0 v receptacles AC service Note 1 (Ground window) cabinet 3) This is a 3 conductor cable enclosed in conduit. and LR go t o BAT(-) connects to the appropriate distribution fuse. Note 2: May be run independently to ACEG. Power ...

3 1 System grounding Proper grounding is essential to system operation. The SL-1 system requires a single-point ground. Proper grounding is required for trouble-free operationand for the safety of personnel. The DC resistance of the conductor joiningthe SL-1 system system ground reference to the mai...

32 System grounding Single Point Ground This system does not, by design, require an isolated AC ground system (although local codes may require it). The system require a single point ground (SPG) system. The SPG is needed because several conductors areused as returns. These include battery returns a...

System grounding 33 like ground system with local ground references like the LRE and ACIGcoming together at a main ground window, while small systems tend to use aground bar or plate for several purposes and it ends up taking on the name ofit’s primary function. Additional requirements The following...

34 System grounding Non-isolated ground topology In a non isolated system the AC equipment ground (ACEG) connects to themetal panel, and the associated conduit may also contact various structuralmetal. This ground alone is not adequate for the SL-1 system. A true SPGsystem will not be possible, but ...

Operating power requirements Introduction This section contains: power consumption data for both circuit packs and full modules guidelines and methods to help you determine total system power requirements, for both AC and DC systems Circuit power consumption The power consumption of all currently-su...

Operating power requirements 37 Module power consumption The typical and worst case power consumption data for each fully configured module are shown in Table 14. The “typical power” data is generally adequate for use in power engineering calculations, since it is representative of most systems with...

3 8 O p e r a t i n g p o w e r r e q u i r e m e n t s System power calculation guidelines The SL- 1 system was designed so that there would be no restrictions as aresult of power or thermal limitations. In other words, any card can go in anyslot, and all modules can be filled to capacity with any ...

40 Operating power requirements Worksheet ASystem power consumption “Wired for” Typical M o d u l e x P o w e r = x 4 0 0 = x 4 0 0 = x 4 0 0 = x 3 0 0 = x 3 0 0 = x 5 5 0 = x 3 0 0 = P e d e s t a l s x 5 0 = Typical Power (Watts) = . AC System Current Drain (Amps ac) Nominal: Typical Power DC Syst...

O p e r a t i n g p o w e r r e q u i r e m e n t s 4 1 Worksheet B Power calculation Circuit Pack QPC297 A x Power = x 2.5 = x 12.0 = x 2.5 = 7.1 = x 10.9 = x 14.8 = x 10.2 = x 15.6 = x 7.0 = x 24.6 = x 32.8 = x 40.4 = x 14.8 = x 26.4 = Total Power (Watts)= Power engineering 553-3001-l 52

42 Operating power requirements Worksheet C Power calculation Circuit Pack x Power = x 3 2 = x 3 2 = x 2 8 = x 3 6 = x 3 4 = x 7 = . Total Power (Watts)= Power engineering 553-3001-l 52

44 Operating power requirements Upgrades to existing Total power consumption of an installed system can be determined in severaldifferent ways. Two methods are listed below, in order of decreasingaccuracy. Measure current drain for complete installation over at a two- week period under actual operat...

4 7 Reserve power Reserve power is available for both AC and DC systems. AC reserve power is provided by a separate Uninterruptible Power Supply (UPS), installed in series with the main system AC power feed. A UPS generally consists of a combination battery charger (AC-DC converter) and inverter (DC...

48 Reserve power UPS sizing Since power distribution for AC systems is provided on a per-column basis, partial system backup is available for all system options, thus reducingreserve power requirements. In other words, it is possible to back up all of thecommon equipment, but only a portion of the p...

Reserve power 49 Table 17Verified UPS systems Vendor Alpha Technologies Alpha Technologies Alpha Technologies Best Power Technobgy Best Power Technology Exide Electronics Exide Electronics Exide Electronics Exide Electronics Exide Electronics Exide Electronics K V A Rating 1 1.5 3 3 5 1.5 3 5 6 8 1 ...

50 power The UPS systems are available directly from the recommended vendors. Forapplication assistance and direct sales information, the UPS vendor contacts inthe U.S. are listed below: Technologies, Inc. 3767 Alpha WayBellingham, WA 98225 ( 2 0 6 ) 6 4 7 - 2 3 6 0 Fax: (206) 671-4936 Best Power Te...

Reserve power 51 Alarm Monitoring A UPS to System Monitor Alarm cable is available from Northern Telecom for each of the recommended UPS vendors. The alarm interface consists of an “inverter on” signal to indicate that the commercial power is down and theUPS is supplying power to the system, and a “...

52 Reserve power Figure 14 AC reserve power configuration C o m m e r c i a l AC power in O p t i o n a l e x t e r n a l I Battery bank I P o w e r e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 2

Reserve power 53 DC reserve power Reserve power for DC systems can be provided simply by adding batteries to the external distribution. The reserve battery capacity is determined bymultiplying the system current drain by the time that is needed for the reserve power to operate. This will determine t...

54 Reserve power The float and equalization voltages defined in Table 19 are not an exact requirement as long as voltages do not exceed -56.5 V. See Table 7 in “DC power description.” Not all sealed cells require equalization, but the equalization voltage can beused for fast charging. Batteries to b...

5 5 Engineering and configuration guidelines Configuring the Meridian 1 power system requires attention to the followingpoints: Both AC and DC-powering are available. The AC power supply or DC-DC Converter that is used in a particular module is virtually identical as far as external configuration pu...

56 Engineering and configuration guidelines AC power architecture The internal AC power system consists of the following main elements: Pedestal Power Distribution Unit Module Power Distribution Unit AC Power Supplies No arbitrary selection of these components is required they are included automatic...

58 Engineering and configuration guidelines Pedestal The Pedestal supports the column of Equipment Modules, and houses thePower Distribution Unit, the Blower Unit, and a reusable dust filter. The Field Wiring Terminal Block is mounted in the bottom of the Pedestal. Configuration guidelines One per c...

E n g i n e e r i n g a n d c o n f i g u r a t i o n g u i d e l i n e s 5 9 Configuration guidelines One per AC systems The internal DC power system consists of following main elements: Pedestal Power Distribution Unit DC Power Converters Like AC systems, there are three different DC power convert...

60 Engineering and configuration guidelines internal DC power equipment components. The following components are required to configure and DC powered system. Common Equipment Power Supply DC AA) The Common Equipment Power Supply DC is used in the common equipmentModules in DC systems. It is located ...

E n g i n e e r i n g a n d c o n f i g u r a t i o n g u i d e l i n e s 6 1 Common/Peripheral Equipment Module ) Remote Peripheral Equipment Module Ringing Generator DC The AC Ringing Generator DC operates from a nominal V dc input and provides selectable AC ringing voltage outputs superimposed on...

62 Engineering and configuration guidelines Switched Mode Rectifier Converts V ac (nominal) to -48 V dc (nominal), with a 30A output. Connects to the system through the Battery Distribution Box. Based on QRF12. Configuration guidelines System options (DC versions). Generally one rectifier per every ...

E n g i n e e r i n g a n d c o n f i g u r a t i o n g u i d e l i n e s 6 3 Rectifier Kit The Rectifier Baffle/Mounting Kit consists of a set of support brackets formounting the Rectifier to to Rack, together with a heat baffle plate. The baffle directs exhaust air the lower rectifier away from th...

P o w e r e n g i n e e r i n g 5 5 3 - 3 0 0 1 - 1 5 2 E n g i n e e r i n g a n d c o n f i g u r a t i o n g u i d e l i n e s 6 5 No lighting, air conditioning, heating, generators or motors shall be serviced from this equipment room panel. In areas where isolated ground systems are permissible,...

6 7 Power conductors Wire size calculation guidelines Determining wire gauges to connect a pedestal to a rectifier or other externaldistribution hardware is a very simple procedure, but it can be tedious if a lotof external components are involved. A programmable calculator or computer can help if i...

68 Power conductors The formula The following formula may be used to calculate the minimum wire size inCircular Mils (CM) required to connect any two points knowing current,distance and the desired drop for a specific cable: C M = I x D / V where: CM wire size required in Circular Mils I = current i...

Power conductors 69 Table 21M a x i m u m a l l o w a b l e v o l t a g e d r o p s C o n d u c t o r F r o m T o V drop BAT P e d e s t a l Dist. 1 . 0 + B R P e d e s t a l D i s t . C o r n 1.0 -BAT Dist. ) Battery term 0 . 2 5 Dist. (+) Battery term 0 . 2 5 -BAT R e c t i f i e r Chg 0 . 5 + B R...

70 Power conductors 2 . A Bat or BR conductor from the to the Battery is 25 feet long and must carry a maximum of 70 Amps: . . . . . Using CM= Ix D/V CM = 11.1.x 70 x 38850 Choosing a standard gauge equal to or larger than this will mean 4 AWG which has a cross section of 41740 CM. 3. Example of the...

Power conductors column draws more less than 60 Amps. Consult a wire handbook for precise calculations. There are four options available for bringing wire into the pedestal: Single conduit One inch conduit access. Dual conduit Two inch conduit accesses. Junction box (single 4 AWG) A junction box can...

S L - 1 System options Spares planning S t a n d a r d

i i Revision history January Standard, release 1.0 Spares planning 553-3001-153

i i i About this document General information The Spares planning guide provides all the information necessary for thecalculation and planning of spares (replaceable) items and provides failurerates for the SL-1 hardware. The success of a maintenance program depends largely on the availability of an...

iv About this document System engineering (553-3001-151) Power engineering (553-3001-152) Sparesplanning (553-3001-153) Equipment and ordering (553-3001-154) See the list of line and trunk circuit descriptions in the index for specific references to lines and trunks. See the installation and mainten...

Contents V Spares planning 1 Definitions and assumptions 1 Calculating spares requirements 5 Tables: NFT values 7 Failure rates Spares planning 553-3001-l 53

1 Spares planning Definitions and assumptions Failure rate-Failure rate equals the estimated number of failures for that item during one million hours of operation. The only exception is to measurements for cabling or other items with low failure rates. Rates are also measured in Failures in Time (F...

Definitions and assumptions Turnaround time for rep&r-The turnaround time for the return to stock of a failed item is about 10 working days (240 hours) from a repair house. (See Figure 1.) Figure 1Single depot or repair house service Repair House Depots S p a r e s p l a n n i n g 5 5 3 - 3 0 0 ...

D e f i n i t i o n s a n d a s s u m p t i o n s 3 The turnaround for the return stock of a failed item is about two days from a centralized depot, (See Figure 2.) Figure 2 Centralized depot service 1 O-Day Turnaround Time (240 hrs.) 1 O-Day Turnaround Time (240 hrs.) S p a r e s p l a n n i n g 5 ...

Definitions and assumptions Actual turnaround periods Will vary in the field. As the number of systemsserved increases, the percentage of replaceable items required for stock isreduced. (See Figure 3.) Figure 3Effect of turnaround on spares stock I I I turnaround turnaround turnaround turnaround 4 0...

D e f i n i t i o n s a n d a s s u m p t i o n s 5 Calculating spares requirements Replaceable items and their associated failure rates are listed in thisdocument. Quantities of spares required to stock a depot for the one-year sparing interval can be calculated by following the procedures. Table 1...

6 Definitions and assumptions Procedure 1Determining spares quantities to stock depot for the one-year sparing interval 1 Determine the number (N) of in-service specified circuit packs serviced by the depot. 2 Determine the pack failure rate (F) for the specified circuit pack in the S p a r e s p l ...

7 Tables: NFT values T a b l e 1Stock antity of spares 2.94 3.46 1 1 12.9 13.60 2 7 3.46 4.01 1 2 13.6 14.30 28 4.01 4.58 1 3 14.3 15.00 2 9 4.58 5.16 1 4 15.0 15.80 3 0 5.16 5.76 5.76 6.37 1 5 15.8 1 6 16.5 - c o n t i n u e d - 16.50 i 31 17.20 3 2 Spares planning 553-3001-153

10 Tables: NFT values Table 1 continued Stock quantity of spares Spares planning 553-3001-l 53

16 Failure rates Table 2 Failure rates of modules 1 Table 3 Failure rates of cooling equipment S p a r e s p l a n n i n g 5 5 3 - 3 0 0 1 - 1 5 3

Failure rates 1 Table 4 Failure rates of circuit packs Code Superloop Network Card Description Controller-2 Message Waiting Line Card Controller-4Digital Line CardAnalog Line Card I Failure Rate per hrs 5.1 6.5 5.8 7.0 1.8 5.1 Universal Trunk CardE&M Trunk Card Receiver Card Conference/Tone and ...

Failure rates 19 Table 4 continued Failure rates of circuit packs Description Failure Rate C o d e ACD Interface per hrs QPC272 CO and FX 10.90 Conference 13.95 Line Circuit (A-Law) 8.53 QPC286 SL- 1 Line Circuit (A-Law)500 Line Message Waiting(A-Law)E&M, DX, Paging Trunk Law)Loop Signaling Trun...

20 Failure rates Table 4 continuedFailure rates of circuit packs Description Failure Rate C o d e per hrs CO, FX, MR DET Trunk 10.46 Circuit (A-Law) E&M Trunk (A-Law) Attendant Console Monitor 8.38 7.85 CDR ROM 10.05 QPC327 MFC Sender/ReceiverBuffered Message Register 20.07 9.78 S p a r e s p l ...

24 Failure rates Table 4 continued Failure rates of circuit packs Centralized Attendant S p a r e s p l a n n i n g 5 5 3 - 3 0 0 1 - 1 5 3

26 Failure rates Table 5 Failure rates of station equipment Description Failure Rate Code per hrs Ml250 ConsoleM2250 TCM Console Digital Telephone Digital Telephone 3.10 Digital Telephone 3.90 M2216 Digital TelephoneM2616 Telephone Touchphone Telephone Set Line Cord 3.50 35 Handset Console Handset 3...

Failure rates 27 Table 5 continued Failure rates of station equipment C o d e Q QMT3QMT4 QMT12 Description Failure Rate per 0.33 Powering KitAutomatic 0.82 Interface KitHeadset Kit 0.25 Key Lamp 2.89 Expansion Module20-Button Key Lamp 4.73 Expansion ModuleLamp Field Array Module 13.99 Handset Module...

Failure rates 29 Table 6 continued Failure rates of power equipment Description Failure Rate C o d e per hrs Temperature Sensor Panel QBL12 Battery Distribution Box 1.10 Power/Battery Distribution 2.81 QCA13 Box DC Power Plant QCA321 Junction Box QPC188QRF12 Battery Monitor 48V Rectifier I 1.20 QRF1...

SL-1 System options Equipment identification and ordering information Publication number: 553-3001-154D o c u m e n t r e l e a s e : 1 . ODocument status: StandardDate: January 1 9 9 0 N o r t h e r n T e l e c o m All right reserved E q u i p m e n t i d e n t i f i c a t i o n a n d o r d e r i n...

iv About this document General maintenance information Fault clearing (553-3001-510) Hardware replacement (553-3001-520) See the SL-1 software guide for an overviewbf software procedures for software installation and management, and a detaileddescription of all Xl 1 features and services. This infor...

vi Contents Switched Mode Rectifier Junction Box Logic Return Equalizer Fan and Sensor Panel Ringing Generator DC Power Supply DC Power Distribution Unit DC Rectifier Rack Power Supply AC System Monitor System option 21 A Fan Unit AC Fan Unit DC Rectifier Baffle/Mounting Kit Peripheral Equipment Pow...

Contents vii Q M M 4 2 S e c u r i t y D a t a C a r t r i d g eQPC43 Peripheral SignalingQ P C 2 1 5 S e g m e n t e d B u s E x t e n d e r . . . . . QPC412 Intergroup Switch Q P C 4 1 4 N e t w o r kQPC417 Junctor BoardQPC441 Three-Port ExtenderQPC471 Clock ControllerQPC477 Bus Terminating UnitQP...

viii Contents QPC237 4-wire signaling trunk 4 6 QPC250 Release Link Trunk 4 7 QPC297 Attendant Console Monitor 4 7 Q P C 4 2 2 T o n e D e t e c t o r 47 QPC430 Asynchronous Interface Line 4 8 . 3 QPC432 Data Line 4 8 Loop Signaling Trunk 4 8 Q P C 4 5 0 T r u n k 4 9 QPC578 Integrated Services Digi...

Contents ix S t a t i o n e q u i p m e n t r e p l a c e a b l e i t e m s 6 7 Cabling AE module-to-module power harness AC power cord module-to-module power-harness AC power cord System Monitor to backplane cable System Monitor trip cable System Monitor column cable Thermostat harness System Monit...

x Contents Network to cable 8 0 SDI multiple-port cable internal 8 0 Network to Controller cable 8 1 Controller to cable 8 1 SDI paddle board (Dual Port) to cable 8 1 SDI to cable . 8 2 to MDF cable 8 2 Inter-cabinet Network cable 8 2 CPU to Network cable 8 3 Echo Canceler to cable 8 3 RPE to cable ...

1 General The selection of a system option that best meets individual requirements isdetermined by the following factors: Number and type of terminal devices required Number and type of trunks required Traffic requirements for lines, trunks and consoles Special features required Growth forecast in t...

2 General E q u i p m e n t a v a i l a b i l i t y The equipment listed in this Northern Telecom Publication is availablethrough Northern Telecom. Equipment may not be available in all marketareas and may be discontinued at any time. Contact a Northern Telecomsales office for equipment availability...

General 3 F i g u r e l - lModular and apparatus coding CODE Q L D C O D E N T A A 0 1 fixed prefix QPC 123 A A I SL-1 circuit pack r e l e a s e n u m b e r series 553-3046 Equipment identification and ordering information 553-3001-154

5 Universal Equipment Modules andpackaging Universal Equipment Modules are self-contained equipment modules which house system components such as card cages, circuit cards,power units, mass storage units, and cabling. Each UEM is approximately 80 cm (31.5 in.) wide, 52.1 cm (20.5 in.) deep(55.9 cm (...

6 U n i v e r s a l E q u i p m e n t M o d u l e s a n d p a c k a g i n g This module is available in two versions: for AC systems for DC systems The CPU/NET card cage contains 18 card slots which support the following: network cards Clock Controller Serial Data Interface Serial Data Interface (ES...

Universal Equipment Modules and packaging 7 for AC systems for DC systems The Meridian Mail Module is powered by two Common Equipment PowerSupplies. Refer to the Meridian Mail suite of documents for detailed information. Quantity-Maximum of five per system AC, DC Module System option 21 and 21A Comm...

Universal Equipment Modules and packaging The Module is powered by a Common/Peripheral Equipment Power Supply. Quantity-One per system Peripheral Equipment Module System option Purpose-The Peripheral Equipment Module (hereafter referred to as PE) supports the Dual Loop Buffer (DLB), and 10 card PE B...

Universal Equipment Modules and packaging 9 CPU Interface Segmented Bus Extender (SBE) DCHI Clock Controller Mass Storage Unit or Floppy Disk Unit The CPU Module is powered by a Common Equipment Power Quantity-Two per system Network Module System hardware-System option 71 Purpose-The Network Module ...

1 0 U n i v e r s a l E q u i p m e n t M o d u l e s a n d p a c k a g i n g The NET Module is powered by a Common Equipment Power Quantity-A maximum of 10 per system (five network groups) Inter Group Module System hardware--System option 71 Purpose-The Inter Group Module provides a path for the sw...

U n i v e r s a l E q u i p m e n t M o d u l e s a n d p a c k a g i n g Digital Line card Analog Message Waiting Line card (MLC) The Module is powered by a Peripheral Equipment Power Supply, and a Ringing Generator when sets are supported by the module. Quantity-As required; refer to System engine...

1 2 U n i v e r s a l E q u i p m e n t M o d u l e s a n d p a c k a g i n g (optional) The Module is powered by a Common Equipment/Peripheral Equipment Power Supply. Quantity-Since each Module serves two network loops, the number of modules required per system depends on the number of stationsin t...

U n i v e r s a l E q u i p m e n t M o d u l e s a n d p a c k a g i n g 1 3 CPU/Network Module Common/Peripheral Equipment Module Peripheral Equipment Module CPU Module Network Module Intelligent Peripheral Equipment Module Remote Peripheral Equipment Module Top Cap System Hardware-All Purpose-The...

1 5 Power and cooling equipment A0367754 Top Cap Fan System Hardware-System option 21A Purpose-The A0367754 Top Cap Fan is located in the Fan and Sensor Panel. It provides cooling for the power Supply AC. There is no speed or temperature control provided with it. Power. to the TopCap Fan is controll...

1 6 P o w e r a n d c o o l i n g e q u i p m e n t Peripheral Equipment Power Supply DC is used in each of the following DC modules: Intelligent Peripheral Equipment Module Peripheral Equipment Module Common Equipment Power Supply DC System Hardware-All Common Equipment Power Supply DC is used in t...

Power and cooling equipment Junction System Hardware-All (DC version) Purpose-The Junction Box is required when the distance from the rectifier to the pedestal is over 0.74 m (8 ft), which requires wire larger than 10AWG. It provides a set of connection terminals for the 4-AWG wire thatcomes from re...

P o w e r a n d c o o l i n g e q u i p m e n t 1 9 Quantity-One p&pedestal/column in DC systems Rectifier Rack System (DC versions) Purpose-This is a (19-in.) relay rack which is approximately 1.5 m (5 ft) high. It supports up to three Rectifiers in a single column. Quantity-One rack per every ...

2 0 P o w e r a n d c o o l i n g e q u i p m e n t Fan Unit AC System Hardware-System option 21 with up to two tiers Purpose-The Fan Unit AC is housed within the pedestal and provides cooling for the entire column. It consists of three fans and a circuit breaker located in the front. Quantity-One p...

Power and cooling equipment Quantity--One Peripheral Equipment Power Supply AC is used in each of the following AC modules: Intelligent Peripheral Equipment Module Peripheral Equipment Module Ringing Generator AC System Hardware-All Purpose-The Ringing Generator AC operates from a nominal VAC input ...

Power and cooling equipment 23 Blower Unit System Hardware-All Purpose-The Blower Unit is part of the system cooling assembly and provides forced-convection cooling. Housed within the pedestal, it containstwo backward-curved impellers (rotor blades) which are cylindrically shaped, approximately 22.8...

2 4 P o w e r a n d c o o l i n g e q u i p m e n t Power Distribution Unit System option 21A System Hardware-System option 21A Power Distribution Unit System option 21A is a panel located in the pedestal. It contains a circuit breaker, a terminal block, andan EM1 filter. The power cable enters the ...

Power and cooling equipment 25 breaker and is conjunction with the PE Power Supply AC and the Ringing Generator AC. Quantity-One per PE or IPE Module Temperature Sensor Panel System Hardware-AN except System option 21A Purpose-The Temperature Sensor Panel communicates with the System Monitor in the ...

2 6 P o w e r a n d c o o l i n g e q u i p m e n t 5 Power/Battery Distribution Box. System Hardware-System option (DC versions) Purpose-Allows the parallel connection of up to three Rectifiers, for connection to the system and to reserve batteries. Includesmain fuses, diode blocking, test points, ...

30 Common Equipment cards Quantity-As required. to System engineering (553-3001-151) for engineering details. Receiver System Hardware-System option 21 and 21A Purpose-Combines the functionality of the Network Controller and Receiver cards in a assembly. The motherboard plugs into a dedicated slot o...

Common Equipment cards data rates of and 9600 baud Data Terminal Equipment mode Data Communication Equipment (DCE) mode Quantity-Three maximum per Module; two maximum per CPU/NET Module Floppy Disk Unit System option Purpose--The Disk Unit is used to load the programs and office data into the system...

32 Common Equipment cards Quantity-One per QMM42 Security Data Cartridge System Hardware-All Purpose-This is a security measure that allows a customer access only tosoftware packages purchased for his system. This security data cartridge ismounted on either the Mass Storage Interface or QPC742 Flopp...

C o m m o n E q u i p m e n t c a r d s 3 3 Quantity-Two Network Module (use vintage C when two or more groups are installed) QPC414 Network System Hardware-All 30 time slots interface per each of two network loops. Provides speech path switching, signaling and control circuits for two network loops...

34 Common Equipment cards Quantity-Two for System option 71, and one per CPU when DTI or is required in other options. QPC477 Bus Terminating Unit System Hardware-System option Purpose-Bus Terminating Units are installed in the CE Modules. They provide a logical termination to the CPU and network bu...

Common Equipment cards 35 CPU Function System Hardware-System option CPU Function card works in conjunction with the CPU Interface card It contains main CPU logic circuitry. The CPU provides a 24-bit data bus. The CPU card contains a system ROM. Quantity-One per CPU Module QPC580 CPU Interface Syste...

36 Common Equipment cards QPC584 Mass Storage System Hardware-System option Purpose-Interface between the Multi Disk Unit and CPU(s). Provides address matching, disk drive control, data buffering and interruptcontrol circuits. The is used with the MDU and contains: -two high capacity floppy disk dri...

Common Equipment cards QPC742 Floppy Disk System Hardware-All between the Disk Unit and one CPU. Provides address matching, disk drive control, data buffering and interruptcontrol circuits. Quantity-One per CPU QPC757 D-Channel Handler Interface System Hardware-All Purpose-The D-Channel Handler Inte...

38 Common Equipment cards QPC939 Read-Only Memory System Hardware-System option 5 Purpose-Read-Only Memory daughterboard on the QPC579 CPU Function card. Quantity-One per CPU QPC940 Read-Only Memory System Hardware-System option 21 Purpose-ROM daughterboard on the QPC687 CPU with card. Quantity-One ...

3 9 Peripheral Equipment cards AD Controller-2 System Hardware-All Purpose-Provides a primary interface and control function between the Superloop Network card and the IPE Module over up to two superloops. Each Controller-2 card serves up to 16 IPE cards. . . The Controller-2 card interfaces with up...

Peripheral Equipment cards Digital Line card System Hardware-All interface to up to 16 digital integrated voice and data sets for a total of 32 ports. It is equipped with an Intel microprocessor which performs several functions; some of which are asfollows: control of card operation card identificat...

Peripheral Equipment cards microprocessor which performs several functions, some of which are asfollows: control of card operation card identification self-test status reporting to the Controller maintenance diagnostics Quantity-Up to sixteen cards per Module Universal Trunk System Hardware-All Purp...

42 Peripheral Equipment cards Paging trunk The Universal Trunk card is software selectable and complies with CSAStandard C82.2 No. 0.7 Ml985 and Standard 464A. Quantity-Up to sixteen cards per Module E&M Trunk System Hardware-All Purpose-Used in both A-Law and applications. Provides interface co...

Peripheral Equipment cards R e c e i v e r System Hardware-All Purpose--Provides a total of eight channels of Dual Tone Multi Frequency detection. These channels are assigned on the loop. There is one 8 Kbps signaling channel provided for maintenance messaging andtone reporting. The Receiver allows ...

44 Peripheral Equipment cards Relays line status to the processor Decodes line control information from the processor Note: or later vintage is required. Quantity-One for each network loop connected to the RPE Module at the local equipment location Rernote Peripheral Switch System Hardware-System op...

Peripheral Equipment cards 45 QPC67 Carrier Maintenance System Hardware-System option for RPE applications. Contains an M-type (3017 Hz) locate filter. Provides DC detection circuitry for the fault-locate pair, andcarrier relays to facilitate software maintenance testing. Terminates and gives access...

46 Peripheral Equipment cards Carrier Interface System Hardware-System option Purpose-Used for RPE applications. Contains two carrier line receivers with 7.5 pads built-in. Converts bipolar line signals level signals. Provides facilities for carrier looping. Monitors and invokes emergency transfer i...

Peripheral Equipment cards 47 QPC250 Release Link System Hardware-All Purpose-Used to interface a remote system, arranged for the CentralizedAttendant Service (CAS) option, with the main system where CAS attendant is located. Refer to Centralized Attendant (CAS) Feature description and engineering (...

48 Peripheral Equipment cards QPC430 Asynchronous Interface Line System Hardware-All Purpose-Provides four asynchronous line ports. Used in the SL- 1 DataFeature to interface to data equipment conforming to the EIA RS-422standard. Refer to Data Feature-General-description and provisioning (553-2731-...

Peripheral Equipment cards 49 QPC450 Trunk System Hardware-All Purpose-Interfaces four 600 or CO, or WATS trunks with the system in applications. The card can also detect ringing on either the tip or ring leads and has provision to extend normal loop range 1200 to 2600 using balanced battery boost f...

50 Peripheral Equipment cards station to dc pulses suitable for processing in the system control. Quantity-One per PE Module QPC723 RS-232 Interface Line System Hardware-All Purpose-This card provides four direct interfaces to RS-232 asynchronousASCII computer equipment, such as asynchronous hosts, ...

Station equipment Meridian Modular Telephanes The Meridian Modular Telephones are designed to provide cost effectiveintegrated voice and data communication capability. The following Meridian Modular Telephones are available: single line telephone with 6 programmable keys multi-line set with 8 progra...

52 Station equipment Key Expansion Module Table 1 lists the ordering codes for the Meridian Modular Telephones, aloneand with hardware options installed. Table 2 lists the hardware options that can be purchased and Table 3 lists miscellaneous items. Refer to Meridian Modular Telephones-Description a...

Station equipment 55 Table 1 Order codes for Meridian Modular Telephones and installed options ( c o n t i n u e d ) Description , (with Display) Ordering code B l a c k (with power board) C h a m e l e o n A s h (with power board) D o l p h i n G r a y (with power board) and Display) B l a c kC h a...

56 Station equipment T a b l e 1Order codes for Meridian Modular Telephones and factory options ( c o n t i n u e d ) Description Ordering code M2216ACP2 (basic-with ACDDisplay) B l a c kC h a m e l e o n A s hD o l p h i n G r a y (with MPDA) (with power board) (with power board) (with power board)...

60 Station equipment Table 3Ordering codes for miscellaneous items (continued) Ordering code S e t U s e r G u i d e ( r e g u l a r ) S e t R e f e r e n c e C a r d D i s p l a y M o d u l e R e f e r e n c e C a r d Display Installation Sheet M e r i d i a n P r o g r a m m a b l e D a t a A d a ...

Station equipment 61 An asynchronous data option circuit board and data option power supply are available for the series digital telephones to provide for connecting data terminals to the sets. For additional information on these telephones, refer to Digital Telephones Description, Installation, Ope...

62 Station equipment The M2250 is a digital version of offering additional features. A digital link connects the M2250 to the switch. Refer to and Attendant description (553-2201-117) for additional information. Attendant administration overlay template This plastic overlay is placed over the attend...

Station equipment 63 If or later vintage is used, either must be used or the or must be used as standalone cradles. 1 asynchronous/ synchronous interface module The Asynchronous/Synchronous Interface Module is similar to the QMT9 but provides added dialing capabilities and six data feature keys anda...

64 Station equipment handsfree remote powering kit This kit is used to modify SL- 1 telephone sets for use the QUS 1 Logic unit and to extend the SL-1 set operating range from 1830 m (6000 ft) to 2438 m (8000 ft). It requires a 24 V ac local transformer(ordered separately). This kit is field-install...

Station equipment 65 no supplementary power is required QSR2 venture 1 headset . . This set is used in conjunction with the headset kit to provide head . . telephone set operation. Refer to QSU-Telephone Sets, Add-On Modules, interface kits and Meridian Ml 000 Series Telephones description (553-2001...

66 Station equipment Telephones -Description, installation, operation, and maintenance (553-2201-l 10) for more information. printed circuit board assembly and housing for digital touchphone. Refer to Meridian Touchphone . __ , Description, installation, operation, and (553-2201-l 15) for additional...

Station equipment 67 separately in 2 m (7 ft), 4 m (14 ft), 7.5 (25 ft) lengths for conversion of existing SL-1 sets. These assemblies are compatible only with the Teledapt jacks designed for the system. . . . . Table 4 lists the individual parts of the station equipment that replaceable. These part...

72 Cabling AC power cord Purpose-This cable conducts AC power into the pedestal for AC systems.It is 9.1 m (30 ft) long. module-to-module power harness Purpose--This power wiring harness is used in AC modules to connect theinput AC power and speed control signals vertically through the column. Itis ...

Cabling 73 System SDI cable cable is used to connect an card to the System Monitor. It replaces the System Monitor column cable when the is . . . in the same UEM. System Monitor to SDI paddle cable Purpose-This cable is used to connect the System Monitor to the paddle board (dual port). It replaces ...

74 Cabling Extended System’ Monitor Serial Link cable Purpose-This cable is used to connect the System Monitor from onecolumn to another. This cable is 7.6 m (25 ft) long. System Monitor to UPS (Exide) cable cable is used to connect the System Monitor to the Exide UPS. It is used for UPS monitoring....

Cabling 28 connector cable Purpose-Connects Carrier Interface (J5) connector to the cabinet filter panel. It is a 15-conductor flat ribbon cable with a D-type female connector at one end and a D-type male connector at the other. AC power cord Purpose-This cable conducts AC power to the rectifier. It...

8 7 Miscellaneous equipment Field Wiring Kit System Hardware-All Purpose-The Field Wiring Kit is used in conjunction with the System Monitor to cable. It provides the necessary hardware to connect four rectifiers to a System Monitor. . . Blank Faceplates System Hardware-All Purpose-An blank faceplat...

Miscellaneous equipment N o t e : This kit does not include the cable tray. Earthquake Bracing Kit System Hardware-All Purpose-Provides a means to hold together all modules that are stackedup in vertical expansion so that in the case of an earthquake, the whole column will move as a unit. Used only ...

90 Miscellaneous equipment Northern Telecom Northern Telecom Publications are packaged in standard Northern Telecombinders to support the various Meridian 1 systems. Title and description number Installation and maintenance guide System options PO71 0530 61, 71 Planning and engineering guide System ...

9 2 List of terms CRT DCE DID DTE DTMF DTR EIA FDI F D U HSDC IGS Cathode Ray Tube Data Communication Equipment D-Channel Handler Interface Direct Inward Dialing Data Terminal Equipment Digital Trunk Interface Dual Tone Multi Frequency Receiver Electronics Industry Association Floppy Disk Interface ...

List of terms 95 U P S Power Supply 3-Port Extender E q u i p m e n t i d e n t i f i c a t i o n a n d o r d e r i n g i n f o r m a t i o n 5 5 3 - 3 0 0 1 - 1 5 4

S L - 1 System options Equipment identification and ordering information 1990 Northern Telecom All rights reserved. I n f o r m a t i o n s u b j e c t t o c h a n g e w i t h o u t n o t i c e .R e l e a s e 1 S t a n d a r dJanuary 29, 1990P r i n t e d i n U . S . A .

PRACTICE 88 01 27 Standard I N T E G R A T E D S E R V I C E S N E T W O R K MERIDIAN l SERIES DIGITAL TELEPHONES LINE ENGINEERING CONTENTS Note: The module indicated by a bullet in checklist has been revised. The reason for this revision is given in tbe first page of theaf f module. in U.S.A. ‘Nort...

T E L E P H O N E . . Is the Impulse noise- within limits? . N o . l Is the background l . noise within limits? l No . l Install Meridian DigitalTelephone and check l Is the performance l s t e p 1 Page 2

ENGINEER TELEPHONE LINE . 161 . I s t h e r e a n o t h e r p a i r l . available? . N o . . step 18 l l . time around? . N o . . . . I Collect more detailedloop data and calculateEPL 1006) l 191 . . Is EPL less than 12.0 . . l No .

ENGINEER TELEPHONE LINE . . l Are impulse noise l . and background . noise within limits? l Yes l Is the problem . l fixed? l No . . Is the performance l . OK? l No s t e p Page 8

E N G I N E E R L I N E Table 0010-A POSSIBLE FAULTS l EM1 l Unrecorded bridge taps l Under-carpet cable l Split cable pairs l Impulse noise not recorded due to speed limitations of the impulse counter. l Faulty telephone

S L - 1 System options Analog line card description S t a n d a r d horn Meridian

iv About this document XII software management (553-3001-300) XII features services (553-3001-305) See the SL-I XII input/output guide for a description of administration programs, maintenance programs, and system messages. See the following Northern Telecom Publications for references to specificte...

2 Summary Application The line circuit interfaces and is compatible with the equipment listed inTable 1. T a b l e 1 Line circuit application and E q u i p m e n t Specifications NE-500 type rotary dial sets (or equivalent) Dial Speed 8.0 to 22.5 Percent Break 58 to 70% Interdigital Time 240 ms NE-2...

3 C h a r a c t e r i s t i c s Functional The Analog Line Card contains an 8050 microprocessor that provides thefollowing functions: card self-identification self-test control card operation status report to the controller diagnostics for maintenance purposes The Analog Line Card also provides the ...

4 Summary Technical summary Analog line interface Input impedance The impedance at tip and ring is 600 Ohm with a return loss of20 for 200-500 Hz 26 for 500-3400 Hz Insertion loss On a station line-to-line the total insertion loss at 1 KHz is 6dB This is arranged as loss for analog to PCM and loss f...

S u m m a r y 5 M e s s a g e c h a n n e l n o i s e The message channel noise C-weighted on 95% of the connections (line to line) with both ends terminated in ohms does not exceed 20 A technical summary of the Analog line pack is’given in Table 3. Table 3 Technical summary of Analog Line Card Impe...

6 S u m m a r y Power requirements The Analog Line Card has the following power requirements: 1 Voltage Tolerance Idle Active M a x Current Current + 0.50 V dc 48 ma O m a 4 8 m a + 8 . 5 V d c 150 ma 8 m a 2 8 0 m a 48.0 V dc 2.40 V dc 48 ma 4 0 m a 6 8 8 m a 48.0 V dc 2.40 V dc O m a 3 2 0 m a 86....

SL-1 System Options Analog line card description Copyright 1990 Northern Telecom rights reserved. Information subject to change without notice.R e l e a s e 1 . O StandardJanuary Printed in U.S.A.

S L - 1 System options Digital line card description S t a n d a r d Meridian1

SL-1 System options Digital line card Publication number: 5533001-l 62Document status: StandardDocument release: 1 .ODate: January 1990 Northern All rights reserved. Digital line card description 553-3001-l 62

Revision history First issue of this document. Digital line card description 553-3001-l 62

iv About this document XII Software Management (553-3001-300) Features and Services (553-3001-305) See the SL-I XII Input/Output (553-300140) for a description of all administration programs, maintenance and system messages. See following Northern Telecom Publications for references to specific t e ...

V Contents General information R e q u i r e m e n t s 1 1 Description Meridian SL-1 data blockPhysicalF u n c t i o n a lC o n f i g u r a t i o nPower supply to digital telephones 3 3 . . 34 44 Characteristics 5 Digital line card description 553-3001-l 62

General information The Digital Line Card is based on the design of the Integrated Services Digital Line Card. See 553-2201-193 for a complete description of the QPC578. The Dgtl LC is a voice and datacommunication link the Meridian SL-1 switch and modular digital telephones. When a digital telephon...

2 General information Digital line card description 553-3001-l 62

3 Description The Digital Line Card is equipped with 16 identical line circuits housed within an Intelligent Peripheral Equipment Module Each line circuit provides a multiplexed voice, data, and signaling path to and from digital apparatus over a full duplex 5 12 Time Compression Multiplexed digital...

4 Description Functional The Dgtl LC contains an 8050 microprocessor that provides following functions: card self-identification self-test control card operation status report to the controller diagnostics for maintenance purposes Configuration Up to 16 LC circuit packs can be mounted in one PE shel...

5 Characteristics Table 1 Digital Llne Card circuit characteristics Characteristics Description Circuits per pack Options Impedance Loop limits 16 voice, 16 data Nil 1008 . . 100 (30 m) to 3000 (900 m) with 24 AWG PVC cable VDC at 80 0 to 3500 (1067 m) with 24 AWG PVC cable VDC at 80 Digital line ca...

6 Table 1 continued Digital Line Card circuit characteristics Description Line rate Power supply + 5vdc Transmitter output voltage -successive “1” bits bits Note: The Dgtl LC requires and from the backplane. Digital line card description 553-3001-l 62

S L - 1 System options 21, Analog message waiting line card description S t a n d a r d northern

SL-1 System options Analog message waiting line card description Publication number: 553-3001-l 63Document release: 1 .OD o c u m e n t s t a t u s : S t a n d a r dDate: January 1990 Northern All rights reserved. Analog message waiting line card, description 5 5 3 - 3 0 0 1 - l 6 3

iv About this document management (553-3001-300) features services (553-3001-305) See the XII input/output guide for a description of all administration programs, maintenance programs, and system messages. See the following Northern Telecom Publications for references to specific telephone sets: Mer...

vi Contents Analog message waiting line card description 5 5 3 - 3 0 0 1 - l 6 3

6 Characteristics correct initialization of all features at connection of -150 Vdc at 1 Hz to activate message waiting lamps direct reporting of digit dialed (500 sets) by collecting dial pulses detection of lamp status disable/enable-selected circuits for maintenance Analog message waiting line car...

8 Technical summary Message channel noise- The message channel noise C-weighted on 95% of the connections (line to line) with both ends terminated in 600 ohms does not exceed 20 A technical summary of the line card is given in 3. Table 3Technical summary of Analog Message Waiting Line Card Loop limi...

Technical summarv 9 Power requirements The Analog Message Waiting Line Card has the following power requirements: Table 4 Power requirements V o l t a g e + + 8 . 0 V d c 4 8 . 0 V d c 4 8 . 0 V d c 88.0 V ac -150.0 V dc Tolerance Idle Active current c u r r e n t 0.36 V dc 48 ma O m a 4 0 m a (1) 1...

PRACTICE 553-2201-184 B A S I C A T T E N D A N T C O N S O L E L E D HANDSET HEADSET , O R NETWORK I‘ , V O L U M E , B U Z Z S I G N A L I N G H Y B R I D PAIR 1 TRANSFORMER X’ CONTROL I . 1 A TIMING AMPLIFIER , H Y B R I D P A I R 2 SSD A N D C L O C K TRANSFORMER X’ I EXTRACTOR 2.37 Kbps i I I F...