Premier Mounts CDM-600 - Manuals

Page 3 - Errata A; Comtech EF Data Documentation Update; Change AUPC Parameters in Remote Control; Collating Instructions:; Attach this page to page 16-13; Change to AUPC Target Eb/No Parameter

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata a.doc 1 Errata A Comtech EF Data Documentation Update Subject: Change AUPC Parameters in Remote Control Date: November 23, 2005 Document: CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual Revision 7, d...

Page 5 - Errata B; Revised Miscellaneous Table; Attach this page to page 15-9; Miscellaneous

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata b.doc 1 Errata B Comtech EF Data Documentation Update Subject: Revised Miscellaneous Table Date: April 18, 2006 Document: CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual Revision 7, dated February 9,...

Page 6 - Errata C; Chapter Title; Attach this page to page 15-3; Summary of Specifications

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata c.doc 1 Errata C Comtech EF Data Documentation Update Subject: Chapter Title Date: July 12, 2006 Document: CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual Revision 7, dated February 9, 2005 Part Numb...

Page 7 - Errata D; Changed Input Power Range; Attach this page to page 12-3

Filename: T_ERRATA 1 Errata D Comtech EF Data Documentation Update Subject: Changed Input Power Range Date: July 18, 2006 Document: CDM-570/570L Satellite Modem with Optional IP Module, Installation and Operation Manual, Rev. 4, dated April 12, 2006 Part Number: MN/CDM-570L.ED4 Collating Instruction...

Page 9 - Errata E; Attach this page to page 7-14

Filename: T_ERRATA 1 Errata E Comtech EF Data Documentation Update Subject: Changed Figure 7-5, TPC Curve for Rate 7/8 Date: July 27, 2006 Document: CDM-570/570L Satellite Modem with Optional IP Module, Installation and Operation Manual, Rev. 4, dated April 12, 2006 Part Number: MN/CDM-570L.EE4 Coll...

Page 10 - Comtech Turbo Product Codec; Figure 7-5. Comtech EF Data Turbo Product Codec

Filename: T_ERRATA 2 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No in dB Uncoded BPSK/QPSK Comtech Turbo Product Codec Rate 7/8 QPSK/OQPSK, 8-PSK and 16-QAM 1 2 3 4 5 6 7 8 9 10 11 12 BER Spec limit Rate 7/816-QAM Spec limit Rate 7/8 8-PSK Spec limit Rate 7/8 QPSK/OQP...

Page 11 - Errata F; Added Chart for AGC Voltage; Attach this page to page 15-10; AG

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata f.doc 1 Errata F Comtech EF Data Documentation Update Subject: Added Chart for AGC Voltage Date: November 2, 2006 Document: CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual Revision 7, dated February ...

Page 13 - Errata G; Revised Remote Command Index; Attach this page to page 16-6

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata g.doc 1 Errata G Comtech EF Data Documentation Update Subject: Revised Remote Command Index Date: June 14, 2007 Document: CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual Revision 7, dated February 9,...

Page 14 - Instruction Code Qualifier, 16–

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata g.doc 2 A Address, 16–9, 16–10, 16–18, 16–25 ADJ?, 16–27 ADJ=, 16–27 Alarm, 16–14, 16–18, 16–20, 16–22, 16–23, 16–28, 16–39 APP?, 16–12 APP=, 16–12 AUP?, 16–12 AUP=, 16–12 AUPC, 16–11, 16–12, 16–13, 16–18, 16–20, 16–39 B Basic Protocol, 16–8 B...

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Page 19 - Table of Contents

iii Table of Contents PREFACE ................................................................................................................................... XI Customer Service .........................................................................................................................

Page 25 - MENU TREES; Tables

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM ix C.1 Introduction ................................................................................................................................ C–1 C.2 Activation Procedure ....................................................................

Page 26 - Figures

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM x Figures Figure 1-1. CDM-600 ............................................................................................................................... 1–1 Figure 2-1. Installation of the Optional Mounting Bracket, KT/6228-2 ...............

Page 27 - Preface; Customer Service; Product support or training

xi Preface Customer Service Contact the Comtech EF Data Customer Support Department for: • Product support or training • Information on upgrading or returning a product • Reporting comments or suggestions concerning manuals A Customer Support representative may be reached at: Comtech EF Data Attenti...

Page 29 - Electrical Safety; Fuses

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xiii Electrical Safety The CDM-600 Modem has been shown to comply with the following safety standard: • EN 60950: Safety of Information Technology Equipment, including electrical business machines. The equipment is rated for operation over the...

Page 30 - Installation

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xiv Installation The installation and connection to the line supply must be made in compliance to local or national wiring codes and regulations. The CDM-600 is designed for connection to a power system that has separate ground, line and neutr...

Page 32 - Warranty Policy; only; for return of the equipment from the factory to the customer.; Limitations of Warranty

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xvi Warranty Policy This Comtech EF Data product is warranted against defects in material and workmanship for a period of 2 years from the date of shipment. During the warranty period, Comtech EF Data will, at its option, repair or replace pro...

Page 33 - Chapter 1. INTRODUCTION; meaning

1–1 Chapter 1. INTRODUCTION The CDM-600 (Figure 1-1) is an Open Network Satellite Modem, intended for both Intelsat and closed network applications. • It is compliant with IESS-308/309/310/315 specifications, but also adds significant other features in closed network modes. • It offers variable data...

Page 34 - Features

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–2 1.1 Standard Features The CDM-600 provides a wealth of standard features which go far beyond the basic requirements of the Intelsat specifications. • Low rate variable data rates – 2.4 kbps to 5.0 Mbps • Mid-rate variable data rates –...

Page 35 - Software – Flash Upgrading; (produces a single 64 kbps IBS data stream)

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–3 1.1.2 Software – Flash Upgrading The internal software is both powerful and flexible, permitting storage and retrieval of up to 10 different modem configurations. The modem uses ‘flash memory’ technology internally, and new firmware c...

Page 36 - Assemblies; FAST Options and Hardware Options; ully

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–4 1.2 Major Assemblies Assembly Description AS/11229-1 Modem Card – Extended IF bandwidth - units manufactured after February 2005 AS/0424-1 Modem Card – Standard IF bandwidth - units manufactured before February 2005 AS/0463 Turbo Code...

Page 37 - Option; In order to operate in LDPC Mode:

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–5 The following table shows what other options are available: Option Description and Comments Option Installation method Low Rate Variable Data rate 2.4 kbps to 5.0 Mbps BASE UNIT Mid-Rate Variable Data rate 2.4 kbps to 10.0 Mbps FAST F...

Page 38 - Accessible

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–6 1.3.1 FAST Accessible Options Comtech EF Data’s FAST system allows immediate implementation of different options through the user interface keypad. All FAST options are available through the basic platform unit. 1.3.2 FAST System Theo...

Page 39 - Options

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–7 1.3.4 Hardware Options There are four hardware options available: 1) Low Rate (1 st Generation) Turbo Product Codec - a plug-in daughter card (SIMM module). This is capable of data rates up to 5 Mbps, and code rates limited to Rate 5/...

Page 40 - OR; Supporting Hardware and Software; SatMac; software, a Windows; same

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–8 may select, either from the front panel, or via the remote control, to have the unit: Power-up instantly (in which case the frequency of the unit will drift until the oven has reached its correct operating temperature), OR : Select a ...

Page 41 - New in this Release; Generation TPC functionality. This new codec is supported in in; POCO; ) feature has been added to the Factory Menu.

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–9 1.5 New in this Release Revision 7 of this document includes information on the the following new features: * Low-Density Parity Check (LDPC) Codec (available in Firmware Version 1.6.0 onwards). This is the latest form of Forward Erro...

Page 42 - This page is intentionally blank.

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–10 This page is intentionally blank.

Page 43 - Chapter 2. INSTALLATION; Cut the tape at the top of the carton indicated by OPEN THIS END.

2–1 Chapter 2. INSTALLATION 2.1 Unpacking Inspect shipping containers for damage. If shipping containers are damaged, keep them until the contents of the shipment have been carefully inspected and checked for normal operation. The modem and manual are packaged in pre-formed, reusable, cardboard cart...

Page 44 - two cooling fans are mounted on the right-hand side of the unit.; an alternate; method of; Phillips

CDM-600 Satellite Modem Revision 7 Installation MN/CDM600.IOM 2–2 2.2 Mounting If the CDM-600 is to be mounted in a rack, ensure that there is adequate clearance for ventilation, particularly at the sides. In rack systems where there is high heat dissipation, forced air cooling must be provided by t...

Page 46 - in the supplied line cord, and turn on the switch on the rear panel.; Internal IF Loop

CDM-600 Satellite Modem Revision 7 Installation MN/CDM600.IOM 2–4 2.3 Configuration There are no internal jumpers to configure, no interface cards to install, and no other options to install. All configurations are carried out entirely in software. The unit should first be configured locally, using ...

Page 48 - These functions are shown in Figure 3-1.

CDM-600 Satellite Modem Revision 7 Functional Description MN/CDM600.IOM 3–2 removed. Following this, the data passes to the Plesiochronous/Doppler buffer, which has a programmable size, or may be bypassed. From here, the receive clock and data signals are routed to the terrestrial interface, and are...

Page 49 - DESCRIPTION; Front Panel

4–1 Chapter 4. PHYSICAL DESCRIPTION 4.1 Introduction The CDM-600 is constructed as a 1U high rack-mount chassis, which can be free-standing. Rack handles at the front ease removal from and placement into a rack. Figure 4-1 shows the front panel of the modem. Figure 4-1. Front Panel 4.2 Front Panel T...

Page 50 - Rear Panel; IEC Line Input Connector

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–2 4.3 Rear Panel Figure 4-2. Rear Panel External cables are attached to connectors on the rear panel of the CDM-600. These comprise: Name Ref Des Connector Type Function Rx IF J1 BNC RF Input Tx IF J2 BNC RF Output Aux Serial P6...

Page 51 - The IF port connectors are both a 50; termination; Connector

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–3 4.3.2 Rx and Tx IF Connectors (J1 and J2) The IF port connectors are both a 50 Ω BNC female type. 75 Ω cable connectors (male) will have no problem mating with this 50 Ω type. The electrical impedance presented by these connec...

Page 53 - DDO; Two additional female BNC 75; Frequency; connection of a high-stability external reference signal.

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–5 4.3.12 IDI, DDO Connectors (J10A and J11A) Two additional female BNC 75 Ω connectors for unbalanced operation at the G.703 data rate of E1 (2.048 Mbps). These are the Insert Data In (IDI) and Drop Data Out (DDO) port. An alter...

Page 54 - Envelope

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–6 4.4 Dimensional Envelope Figure 4-3. Dimensional Envelope

Page 55 - Connector Overview

5–1 Chapter 5. CONNECTOR PINOUTS 5.1 Connector Overview The rear panel connectors (Figure 5-1) provide all necessary external connections between the modem and other equipment. Figure 5-1. Rear Panel Table 5-1. External Connections Name Ref Connector Type Function RX IF J1 BNC RF Input TX IF J2 BNC ...

Page 56 - Connectors; Table 5-3. Overhead Interface Connector Pin Assignments

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–2 5.2 BNC Connectors The BNC connectors are located on the rear panel of the modem. Refer to Table 5-2 for pin assignments. Table 5-2. BNC Connectors BNC Connector Reference Description Direction RX-IF J1 RX-IF signals In TX-IF J2 ...

Page 57 - Table 5-4. Data Interface Connector Pin Assignments

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–3 5.4 Data Interface Connector (P3B) The Data Interface connector, a 25-pin D type female, conducts data input and output signals to and from the modem, and connects to customer’s terrestrial equipment, breakout panel, or protectio...

Page 58 - Table 5-5. Audio Interface Connector Pin Assignments; Control; Table 5-6. Remote Control Interface Connector Pin Assignments

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–4 5.5 Audio Interface Connector (P4A) The Audio interface connection is a 9-pin female D connector located on the rear panel of the modem. Refer to Table 5-5 for pin assignments. Table 5-5. Audio Interface Connector Pin Assignments...

Page 59 - Table 5-7. IDR Alarm Interface Connector Pin Assignments; Alarms; Table 5-8. Alarm Interface Connector Pin Assignments

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–5 5.7 IDR Backward Alarms Connector (P5A) The IDR Alarm interface connection is a 15-pin female connector located on the rear panel of the modem. Refer to Table 5-7 for pin assignments. Table 5-7. IDR Alarm Interface Connector Pin ...

Page 60 - Table 5-10. Balanced G.703 Interface Connector Pin Assignments

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–6 5.9 Auxiliary Serial Connector (P6) Provides an RS-232 serial link between the modem and the CRS-150 1:1 Redundancy Switch. Table 5-9. Auxiliary Serial Connector (USB Type B Socket) Pin # Description Direction 1,4 Ground 2 EIA-23...

Page 61 - AC Power Connector; The AC power connector provides the safety ground.

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–7 5.11 AC Power Connector A standard, detachable, non-locking, 3-prong power cord (IEC plug) supplies the Alternating Current (AC) power to the modem. Note the following: AC Power Specifications Input Power 40W maximum, 30W typical...

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CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–8 This page is intentionally left blank.

Page 64 - The behavior of the front panel LEDs is described below in Table 6-1.

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–2 The behavior of the front panel LEDs is described below in Table 6-1. Table 6-1. Front Panel LED Indicators LED Color Condition Red A Unit Fault exists (Example: PSU fault) Orange No Unit Faults, but a Traffic Fault exists Un...

Page 65 - The function of these keys is as follows:

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–3 The keypad is shown in Figure 6-2: Figure 6-2. Keypad The function of these keys is as follows: ENTER This key is used to select a displayed function or to execute a modem configuration change. CLEAR This key is used to back ...

Page 67 - Screen; REF WARMING; message may be; Menu

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–5 6.2 Opening Screen This screen is displayed whenever power is first applied to the unit: For units manufacured after February 2005 with the extended IF bandwidth feature: Press any key to go to the Main Menu screen. (Note: a ...

Page 69 - ALL; TX

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–7 6.3.1.1 CONFIG: ALL This menu permits the user to configure the unit, in a step-by-step process by viewing each menu in succession. Use the [ ← ] [ → ] [ ↑ ] and [ ↓ ] arrow keys to select and edit the various parameters. Pre...

Page 70 - FAST option; Select the parameters on the top line to be edited using the [; To

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–8 The second option is the Framing type. The TX options are: NONE IBS (FAST option) IDR (FAST option) DROP (FAST option) EDMAC D&I++ ( FAST option ) ( Ver 1.5.0 or greater ) ESC++ ( Ver 2.0.1 or greater ) The RX options are...

Page 73 - ] arrow keys to select one of the listed parameters, and press ENTER.

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–11 CONFIG: TX: ENCODER: REED-SOLOMON ON Use the [ ↑ ] [ ↓ ] arrow keys to select one of the listed parameters, and press ENTER. Selections depend on the Framing mode. Possible selections include: • IESS-310 (219/201), open or c...

Page 74 - MODULATION

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–12 CONFIG: TX: MODULATION Select one of the parameters using the [ ← ] [ → ] arrow keys, and then edit using the [ ↑ ] [ ↓ ] arrow keys. Edit the Modulation type and the FEC rate. The Encoder type dictates the Modulation Type a...

Page 75 - DATA; Data Rate; will be adjusted automatically. The upper range of data rate will; ] arrow keys will scroll; SCRAMBLER; Select either; ON; or; OFF

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–13 CONFIG: TX: DATA The top line permits the data rate to be edited. Select the digit of Transmit Data Rate to be edited using the [ ← ] [ → ] arrow keys. The value of the digit is changed using the [ ↑ ] [ ↓ ] arrow keys. Pres...

Page 76 - RX; on the

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–14 6.3.1.4 CONFIG: RX The sub-branches available are: CONFIG: RX: RX-IF Edit the Acquisition Sweep Range of the demodulator. The value of the digit is changed using the [ ↑ ] [ ↓ ] arrow keys. Press ENTER. The value entered det...

Page 77 - Viterbi; Hardware option; This option of decoding is only displayed if

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–15 CONFIG: RX: DECODER Select the parameter to edit using the [ ← ] [ → ] arrow keys. The Decoder options are shown in the parentheses. Select using the [ ↑ ] [ ↓ ] arrow keys, then press ENTER. The choices are: • Viterbi • Seq...

Page 80 - ]arrow keys will scroll; DESCRAMBLER; FRAME DESCRAMBLER

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–18 NOTE: The minimum and maximum data rates are dependent on Demodulation type and FEC decoder Rate. If the user changes the Modulation or FEC, and the data rate becomes invalid, the Data Rate will be adjusted automatically. Th...

Page 81 - EbNo; value of the digit using the [; CLOCKS; The sub-branches available are

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–19 CONFIG: RX: EbNo Select the digit of the Alarm point to be edited using the [ ← ] [ → ] arrow keys. Edit the value of the digit using the [ ↑ ] [ ↓ ] arrow keys. Press ENTER. The range of values is from 00.1 to 16.0 dB. The ...

Page 82 - Edit the RX clock options

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–20 CONFIG:CLOCKS: RX BUFFER/CLOCK U se the [ ← ] [ → ] arrow keys to select one of the three parameters on the screen to edit. Edit the RX clock options using the [ ↑ ] [ ↓ ] arrow keys, then press ENTER RX-SAT Sets the Receive...

Page 83 - To edit the; EXTERNAL BASEBAND CLOCK; , select the digit to be edited using the; PRESS ENTER TO CENTER THE BUFFER

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–21 If CENTER is selected, the following sub-menu is displayed: CONFIG: CLOCKS: RX BUFFER/CLOCK: CENTER Follow the instructions on the screen. CONFIG: CLOCKS: EXT-BASEBAND-CLOCK To edit the EXTERNAL BASEBAND CLOCK , select the d...

Page 84 - FAST

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–22 6.3.1.6 CONFIG: DROP & INSERT IMPORTAN T Drop and Insert is discussed in the Chapter “Clock modes and Drop and Insert (D&I)” later in this manual. U sing the [ ← ] [ → ] arrow keys, select one of the five parameters ...

Page 85 - DROP

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–23 CONFIG: DROP & INSERT: INSERT CHANNEL TIMESLOTS Select the Time-slot to edit using the [ ← ] [ → ] arrow keys and edit the value using the [ ↑ ] [ ↓ ]arrow keys, then press ENTER. The number of Channels and Time-slots sh...

Page 86 - CODE; B8ZS ( for T1 and unbalanced T2 operation); ADPCM

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–24 CONFIG: MISC: G.703 CODE Parameters may only be edited if the Interface Type is G.703. Use the [ ← ] [ → ] arrow keys to select the parameter to edit. Select either appropriate G.703 code using the [ ↑ ] [ ↓ ] arrow keys, th...

Page 87 - The two options are either

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–25 CONFIG: MISC: HIGH-RATE-ESC The ESC type defined here depends on the framing type selected under CONFIG, MODE. The two options are either High-Rate IBS ESC, or ESC++ For units with Firmware Version: 1.3.1 or greater: The Hig...

Page 88 - REMOTE CONTROL

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–26 If the Warm-up Delay is enabled, when the modem is powered up, a Warm-Up Delay Countdown will be activated, during which the TX is suppressed. The Countdown of the remaining Warm-up Delay is displayed on the front panel, for...

Page 89 - REMOTE; ACTIVE

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–27 CONFIG: REMOTE CONTROL: CHAR FORMAT Edit the I/O character format using the [ ↑ ] [ ↓ ] arrow keys. The options are: N81 No parity 8 Data bits 1 Stop bit E72 Even parity 7 Data bits 2 Stop bits O72 Odd parity 7 Data bits 2 S...

Page 90 - SATELLITE; SATELLITE ALARMS

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–28 CONFIG: MASK: BUFFER SLIP Select either ACTIVE or MASKED , using the [ ↑ ] [ ↓ ] arrow keys, then press ENTER. • If the user selects ACTIVE , then a Buffer Slip fault will be generated whenever the receive circuitry senses t...

Page 91 - or be software controlled by a receive fault on the modem; STATISTICS; ] arrow keys, then press ENTER. Setting a value of 00 disables the; PROCESS ALARMS RECEIVED FROM SATELLITE

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–29 backward alarm inputs are to be used. An activated alarm may respond to a hardware input at P5A (H/W) or be software controlled by a receive fault on the modem (S/W). CONFIG: MASK: SATELLITE ALARMS: RX Select which Receive I...

Page 92 - Select; TEST Mode; Normal Operation; from the parameters shown in the parentheses; MODEM TEST MODE = NORMAL

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–30 6.3.2 TEST Select TEST Mode or Normal Operation from the parameters shown in the parentheses using the [ ↑ ] [ ↓ ] arrow keys, then press ENTER. This sub-menu permits the user to select the following test modes: NORM (Normal...

Page 94 - Select information to view using the [; ID

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–32 6.3.3 INFORMATION Select information to view using the [ ← ][ → ] arrow keys, then press ENTER. Note: INFO screens display information on the current configuration of the modem without risking inadvertent changes. INFO:ALL T...

Page 97 - masked

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–35 INFO: REMOTE This screen shows if the unit is in Local or Remote mode, provides the details of the electrical interface type selected, the unit’s address and the baud rate selected. Pressing ENTER takes the user back to the ...

Page 98 - highest; priority alarm currently active for

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–36 6.3.4 MONITOR Select the parameter to Monitor using the [ ← ][ → ] arrow keys, then press ENTER. MONITOR: LIVE-ALARMS An example of an Alarm screen is shown. The highest priority alarm currently active for each of the four a...

Page 99 - MONITOR: STORED EVENTS; ] arrow keys to select

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–37 Unit Network LOSE TxFRM: Loss of Tx frame occurs in Drop & Insert operation, when the incoming T1 or E1 frame cannot be found by the modem. BER >10E-3: This error rate monitor is enabled for IBS and IDR framing. LOSE ...

Page 100 - ] arrow keys. Pressing ENTER or CLEAR will take the user back to the; If the measured values are; AUPC; is not enabled, the values of maximum and average TPLI will both

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–38 6.3.4.2 MONITOR: STATISTICS The user may scroll backwards or forwards through the entries in the statistics log, using the [ ↑ ] [ ↓ ] arrow keys. Pressing ENTER or CLEAR will take the user back to the previous menu. The top...

Page 101 - MONITOR: RX PARAMETERS

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–39 6.3.4.3 MONITOR: RX PARAMETERS If the demodulator is locked, this screen shows the following: Eb/No This shows the value of Eb/No calculated by the demodulator. The value referred to here is the energy per information bit (E...

Page 102 - OVERRIDE CONFIGURATION; keys, then press ENTER; BRIGHTNESS

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–40 6.3.5.1 STORE/LOAD: OVERRIDE CONFIGURATION Select override using the [ ↑ ] [ ↓ ] arrow keys, then press ENTER. 6.3.6 UTILITIES Select the Utilities parameter using the [ ← ][ → ] arrow keys, then press ENTER . 6.3.6.1 UTILIT...

Page 103 - LAMP; ] arrow keys to position the cursor on to the; FRONT PANEL LAMP TEST: XXXXXXX

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–41 6.3.6.3 UTILITIES: LAMP Select enable or disable, using the [ ↑ ][ ↓ ] arrow keys, then press ENTER. This will test all of the LEDs on the front panel then resume normal operations. 6.3.6.4 UTILITIES: 1:1 MANUAL SWITCH If th...

Page 104 - SET; move the cursor to each character. Use the [; VIEW; ] arrow keys to show which FAST options are currently installed.; INSTALLED

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–42 6.3.7 ODU This permits the CDM-600 to interface directly with a Comtech RF Transceiver (Outdoor Unit, or ODU. This is accomplished using a low-speed, half-duplex FSK link on the Rx IF port, with a carrier frequency around 2....

Page 105 - LDPC; ) coding is being offered in addition to the TPC

7–1 Chapter 7. FORWARD ERROR CORRECTION OPTIONS 7.1 Introduction As standard, the CDM-600 Modem is equipped with four Forward Error Correction encoders/decoders – Viterbi, Sequential, concatenated Reed-Solomon and Trellis (which is available with the 8-PSK FAST option). The constraint lengths and en...

Page 106 - systematic

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–2 IESS 308/309 standards for Viterbi decoding with a constraint length of seven. This is a de facto standard, even in a closed network environment, which means almost guaranteed inter- operability with other manufact...

Page 107 - Reed-Solomon Outer Codec

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–3 lower data rates there are sufficient number of computational cycles per input symbol to permit the decoding process to perform optimally. However, as the data rate increases, there are fewer cycles available, lead...

Page 108 - Closed Network Modes; Table 7-3. Concatenated RS Coding Summary

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–4 Closed Network Modes A 220,200 code is used in transparent closed network modes, and a 200,180 code is used in framed (EDMAC) modes. (220,200 means that data is put into blocks of 220 bytes, of which 200 bytes are ...

Page 109 - coded modulation

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–5 7.5 Trellis Coding (FAST Option) In the other FEC methods described here, the processes of coding and modulation are independent - the FEC codec has no knowledge of, or interaction with the modulator. However, ther...

Page 110 - – 3 dB below; TPC and Low Density Parity Check (LDPC) coding; et al

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–6 7.6 Turbo Product Codec (Hardware Option) Turbo coding is an FEC technique developed within the last few years, which delivers significant performance improvements compared to more traditional techniques. Two gener...

Page 111 - iterative; versus; vs

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–7 it remained clear that the Shannon Limit was still an elusive target. Berrou’s work on Turbo Codes showed, through the use of an ingeniously simple approach (multiple, or iterative decoding passes) that it is possi...

Page 112 - Table 7-5. Available TPC and LDPC Modes

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–8 It is clear that in order to provide the best possible performance over the range of code rates from 1/2 to 0.95, both an LDPC and a TPC codec need to be offered. In order to meet this requirement, Comtech EF Data ...

Page 113 - Processing; Table 7-6. Turbo Product Coding Processing Delay Comparison

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–9 This new LDPC/TPC codec module may be installed in any existing CDM-600, as a simple field upgrade, or already installed in new modems ordered from the factory. It requires Firmware Version 1.6.0 (or higher) to be ...

Page 118 - Figure 7-2. Sequential Decoding 64 kbps; Sequential

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–14 Figure 7-2. Sequential Decoding 64 kbps 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Specification lim it Rate 1/2 Coding Uncoded BPSK/QPSK Typical Performance Specification...

Page 119 - Figure 7-3. Sequential Decoding 1024 kbps

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–15 Figure 7-3. Sequential Decoding 1024 kbps 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Specification lim it Rate 1/2 Coding Uncoded BPSK/QPSK Typical Performance Specificati...

Page 120 - Figure 7-4. Sequential Decoding 2048 kbps

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–16 Figure 7-4. Sequential Decoding 2048 kbps 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Typical perform ance, Rate 1/2 Coding Uncoded BPSK/QPSK Typical performance, Rate 3/4 ...

Page 123 - Outer Code

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–19 Figure 7-7. 8-PSK/TCM Rate 2/3 with and without concatenated RS Outer Code 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Specification lim it Rate 2/3 Coding and 219, 201 RS ...

Page 124 - Figure 7-8. Comtech EF Data Turbo Product Codec

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–20 Figure 7-8. Comtech EF Data Turbo Product Codec Rate 3/4 QPSK/OQPSK, 8-PSK and 16-QAM 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Uncoded BPSK/QPSK Comtech Turbo Product Co...

Page 125 - Figure 7-9. Comtech EF Data Turbo Product Codec

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–21 Figure 7-9. Comtech EF Data Turbo Product Codec Rate 7/8 QPSK/OQPSK, 8-PSK and 16-QAM 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Uncoded BPSK/QPSK Comtech Turbo Product Co...

Page 129 - scrambling

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–25 Figure 7-13. Differential Encoding - No FEC, No Scrambling 1E-9 1E-8 1E-7 1E-6 1E-5 1E-4 1E-3 1E-2 1E-1 1 2 3 4 5 6 7 8 9 10 11 12 Eb/No i n dB Uncoded BPSK/QPSK DifferentialEncoding - No FEC, no scrambling 1 2 3 ...

Page 136 - Acquisition may be longer, especially at low data rates.

CDM-600 Satellite Modem Revision 7 Offset QPSK Operation MN/CDM600.IOM 8–2 The two consequences of this are: 1. Acquisition may be longer, especially at low data rates. 2. The acquisition threshold is higher than for normal QPSK, although the demodulator will maintain lock down to its normal levels....

Page 137 - Primary Data Rates Supported; Engineering Service Channel; Faults and Alarms

9–1 Chapter 9. OPEN NETWORK OPERATIONS 9.1 Introduction This section summarizes the functionality and specifications of the various Open Network operating modes (IDR, IBS and Drop and Insert). 9.2 IBS Primary Data Rates Supported G.703 1544, 2048, 6312 and 8448 kbps SD, RD EIA-422, V.35, LVDS N x 64...

Page 138 - Framing

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–2 9.2.1 IBS Clock/data recovery and De-jitter Performs clock and data recovery on the G.703 format. Clock de-jitter and data encoding/decoding is done as with the IDR configuration. 9.2.2 IBS Framing Multiplexes/demultiplexes...

Page 139 - Asynchronous Engineering Service Channel; D&I Primary Data Interfaces; Accepts and outputs primary data through the G.703 connectors.

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–3 Buffer Clock Reference Derived from Insert Data In (Insert Clock) External, RX (satellite) or TX (Terrestrial) Asynchronous Engineering Service Channel ESC Data Interface Type EIA-232, Asynchronous ESC Data Rate 1/2000 of p...

Page 141 - IDR Primary Data Interfaces

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–5 9.4.1 IDR Primary Data Interfaces When configured for IDR operation, the board performs these functions: • Receives and performs clock and data recovery on incoming G.703 T1 and E1 pseudo-ternary data. • Clock dejitter is p...

Page 143 - Chapter 10. CLOCK MODES AND; Transmit Clocking; incoming signal, and the modem locks its modulator clocks to this.

10–1 Chapter 10. CLOCK MODES AND DROP AND INSERT (D&I) When dealing with satellite modems, the subject of clocking can be a complex issue. This section describes the various clocking options that are available with the CDM-600. There are two fundamentally different interfaces provided by the mod...

Page 144 - Terrestrial; This is the ‘natural’ clock mode.; Clock

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–2 10.1.2 Tx Terrestrial In this mode, the modem expects to see the DTE provide the clock, so that it can phase-lock its internal circuits. In this case, the modem does not provide any signal on ST, but inst...

Page 145 - Receive Clocking

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–3 10.2 Receive Clocking There are three receive clocking modes in the CDM-600, plus an additional setting used for Drop and Insert only – see later section. 10.2.1 Buffer Disabled (RX Satellite) When the bu...

Page 148 - and; Notes

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–6 10.4 Drop and Insert The Drop and Insert (D&I) multiplexer works in conjunction with the G.703 interfaces to enable the modem to transmit or receive fractional parts of a T1 or E1 data stream. The D&a...

Page 149 - Formats; Figure 10-3 Supported T1 and E1 Framing formats

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–7 10.5 Frame Formats The E1 and T1 frame formats that are supported are shown in Figure 10-3: Figure 10-3 Supported T1 and E1 Framing formats Note that for D&I++, the smaller overhead frame structure do...

Page 150 - Slot

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–8 10.6 Time Slot Selection Selection of the transmit and receive data rates may be made in certain 64 kbps increments and may be independent of each other. The actual satellite rates for open network D&...

Page 151 - Drop and Insert Clocking; Figure 10-4 Drop and Insert Clocking

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–9 10.7 Drop and Insert Clocking The general arrangement for Drop and Insert clocking in the CDM-600 is shown below: Figure 10-4 Drop and Insert Clocking Note that are two inputs and two outputs shown for Dr...

Page 152 - not; Multiple; Assign all timeslots to not overlap.

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–10 10.8 Rx Buffer Clock = Insert (D&I only) The E1 or T1 clock recovery from the IDI G.703 port serves as the Rx Buffer reference. In addition, the recovered data is the E1/T1 input to the Insert Mux. I...

Page 155 - Chapter 11. EDMAC CHANNEL; Theory Of Operation; As explained earlier, EDMAC is an acronym for

11–1 Chapter 11. EDMAC CHANNEL 11.1 Theory Of Operation As explained earlier, EDMAC is an acronym for E mbedded D istant-end M onitor A nd C ontrol. This is a feature that permits the user to access the M&C features of modems which are at the distant-end of a satellite link. This is accomplished...

Page 157 - Setup Summary; EDMAC modes are fully compatible with AUPC modes.

CDM-600 Satellite Modem Revision 7 EDMAC Channel MN/CDM600.IOM 11–3 Apart from the round-trip satellite delay, the M&C Computer does not see any difference between local and distant-end units - it sends out a packet, addressed to a particular unit, and gets back a response. It can be seen that t...

Page 160 - Setting AUPC Parameters

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–2 12.2 Setting AUPC Parameters 1) The user, under the menu ( CONFIG, MODE ) first ensures that EDMAC is selected. EDMAC may be selected as IDLE, or the unit may be defined as an EDMAC Master or Slave. The impor...

Page 161 - Unlock; NOMINAL (reduce the TX Output Power to the nominal value); Rate

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–3 12.2.3 Alarm This parameter defines how the user wants the modem to act if, under AUPC control, the maximum power limit is reached. The two choices are: • NONE (no action) • TX ALARM (generate a TX alarm) The...

Page 162 - ) or via the remote control interface. The resolution of

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–4 12.4 Monitoring The remote demodulator’s value of Eb/No can be monitored at all times, either from the front panel ( MONITOR, AUPC ) or via the remote control interface. The resolution of the reading is 0.2 d...

Page 163 - Details

13–1 Chapter 13. ESC++ 13.1 Introduction The ESC++ mode of operation is a new, closed network frame structure which combines Automatic Uplink Power Control (AUPC) with a high speed asynchronous order-wire channel. The AUPC works identically to that offered with EDMAC and D&I++ framing, but is no...

Page 164 - Baud

CDM-600 Satellite Modem Revision 7 ESC++ MN/CDM600.IOM 13–2 13.3 Available Baud Rates At the lowest data rates, the 11.76% overhead may not allow all baud rates. The following table shows available rates: Data rate Baud rates available 64 to 127.999 kbps 1200, 2400, 4800 128 to 191.999 kbps 1200 to ...

Page 165 - Chapter 14. FLASH UPGRADING; Click on: flash upgrades

14–1 Chapter 14. FLASH UPGRADING The CDM-600 eliminates the need for updating firmware by physically replacing EPROMs. Instead, the CDM-600 modem uses ‘flash memory’ technology internally, and new firmware can be uploaded to the unit from an external PC, as follows: Go to: www.comtechefdata.com Clic...

Page 172 - Data Interfaces

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–6 LDPC CODEC BER Rate 2/3 8-PSK Rate 3/4 8-PSK (With two adjacent carriers, each 7 dB higher than the desired carrier) For: BER=10 -5 BER=10 -9 8-PSK Rate 2/3 LDPC Guaranteed Eb/No: (typical value in parentheses) - 5.7 dB ...

Page 173 - Automatic Uplink Power Control

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 15–7 Modem Alarms Relay outputs (Tx, Rx & unit faults) Demodulator I & Q test outputs (constellation) Demodulator Rx Signal Level output (0 to 2.5 volts) External carrier off input 15-pin D-sub (male) IDR BWA Outputs 4 backward ...

Page 174 - Data Rate Ranges

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–8 15.6 Data Rate Ranges Code Rate/Modulation FEC Type Data Rate Range Uncoded BPSK None 4.8 kbps to 10.0 Mbps Uncoded QPSK/OQPSK None 9.6 kbps to 20 Mbps Rate 1/2 BPSK Viterbi 2.4 kbps to 5.0 Mbps Rate 1/2 BPSK Sequential ...

Page 177 - Chapter 16. REMOTE CONTROL

16–1 Chapter 16. REMOTE CONTROL 16.1 Introduction This section describes the protocol and message command set for remote monitor and control of the CDM-600 Modem. The electrical interface is either an EIA-485 multi-drop bus (for the control of many devices) or an EIA-232 connection (for the control ...

Page 178 - Basic Protocol

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–2 Each target has a unique address, and each time the controller transmits, in a framed ‘packet’ of data, the address of the intended recipient target is included. All of the targets receive the packet, but only one (the intended) wi...

Page 180 - Code

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–4 16.5.3 Instruction Code This is a three-character alphabetic sequence that identifies the subject of the message. Wherever possible, the instruction codes have been chosen to have some significance. For example TFQ for transmit fre...

Page 181 - Arguments

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–5 Second, if the controller sends an instruction to set a parameter to a particular value, then, providing the value sent in the argument is valid, the target will acknowledge the message by replying with TFQ= (with no message argume...

Page 182 - list

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–6 16.6 Alphabetical list of Remote Commands A ADJ?, 16–25 APP?, 16–13 AUP?, 16–13 B BFS?, 16–33 C CAE=, 16–32 CAS=, 16–31 CID?, 16–27 CLD=, 16–29 CST=, 16–29 CTD?, 16–26 D DAY?, 16–29 DNI?, 16–38 DNI?n, 16–38 DTS?, 16–38 DTY?, 16–15 ...

Page 184 - Exception

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–8 Exception : Select DROP or D&I++ mode using TFM (Transmit Framing type) which is highest priority Parameter Type Command (Instruction Code and Qualifier) Arguments for Command or Response to Query Description of Arguments Respo...

Page 214 - Remote

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–38 Parameter Type Command (Instruction Code and Qualifier) Arguments for Command or Response to Query Description of Arguments Response to Command Query (Instruction Code and Qualifier) Response to Query Offline Unit Status N/A 6 byt...

Page 215 - Appendix A. CABLE DRAWINGS

A–1 Appendix A. CABLE DRAWINGS The EIA-530 standard pinout (provided on the CDM-600) is becoming more popular in many applications. However, there are still many occasions when, especially for existing EIA-422/449 and V.35 users, a conversion must be made. For these situations, the following two cab...

Page 219 - MEASUREMENT

B–1 Appendix B. Eb/No MEASUREMENT Although the CDM-600 calculates and displays the value of receive Eb/No on the front panel of the unit, it is sometimes useful to measure the value using a spectrum analyzer, if one is available.

Page 220 - Code Rate for ‘uncoded’ = 1

CDM-600 Satellite Modem Revision 7 Eb/No Measurement MN/CDM600.IOM B–2 The idea is to accurately measure the value of (Co+No)/No, (Carrier density + Noise density/Noise density). This is accomplished by tuning the center frequency of the Spectrum analyzer to the signal of interest, and measuring the...

Page 222 - This page is intentionally blank

CDM-600 Satellite Modem Revision 7 Eb/No Measurement MN/CDM600.IOM B–4 This page is intentionally blank

Page 223 - Procedure; Obtain the Modem serial number as follows:; Record

C–1 Appendix C. FAST Activation Procedure C.1 Introduction FAST is an enhancement feature available in Comtech EF Data products, enabling on-location upgrade of the operating feature set—in the rack—without removing a modem from the setup. This accelerated upgrade can be accomplished only because of...

Page 224 - View currently installed features; the; Enter Access Codes; FAST OPTIONS; ] arrow keys to enter the 20 character config code.

CDM-600 Satellite Modem Revision 7 FAST Activation Procedure MN/CDM600.IOM C–2 C.2.2 View currently installed features To view the currently installed features, proceed as follows: a. From the main menu, select FAST , then [ENTER]. b. From the FAST OPTIONS menu, select VIEW , then [ENTER]. c. Scroll...

Page 225 - Appendix D. ODU OPERATION; solid

D–1 Appendix D. ODU OPERATION D.1 Introduction The user can fully control and monitor the operation of a Comtech EF Data ODU from the front panel, using the keypad and display of a CDM-600 modem. Nested menus display all available options and prompt the user for required actions. The ODUs that can b...

Page 226 - MAIN

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–2 D.2 MENU TREES D.2.1 MODEM MAIN MENU SELECT: CONFIGURATION TEST INFORMATION MONITOR STORE/LOAD UTILITY ODU FAST The user is presented with the following choices: CONFIGURATION permits the user to fully configure the modem. TEST permi...

Page 228 - REDUNDANCY; AUTO

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–4 D.2.4 (ODU,ENABLE,1:1) REDUNDANCY BOX RED: ONLINE:ODU2 MODE:AUTO SWITCH:N TXSW:OK RXSW:OK 5V:5.0 12V:12.0 There are two modes that can be edited: • AUTO • MANUAL This is the indication of the current operating mode of the 1:1 ODU sys...

Page 229 - ] keys to select the parameters to configure, then press ENTER.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–5 D.2.6 (ODU,ENABLE,1:1,CSAT#1) CONFIGURATION (ODU,ENABLE,1:1,CSAT#2) CONFIGURATION (ODU,ENABLE,STANDALONE CSAT) CONFIGURATION CONFIG: TX-PARAMETERS RX-PARAMETERS LNA-PARAMETERS MISCELLANEOUS Use the [ ← ] or [ → ] keys to select the p...

Page 230 - RECEIVER; ] keys to select Slope and; SLOPE

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–6 D.2.9 (ODU,ENABLE,1:1,CSAT#1,CONFIG) RECEIVER (ODU,ENABLE,1:1,CSAT#2,CONFIG) RECEIVER (ODU,ENABLE,STANDALONE CSAT,CONFIG) RECEIVER RX: FREQ=3600.0 MHz ATT=18.00 dB MUTE=UNMUTED SLOPE Use the [ ← ] or [ → ] arrow keys to select the pa...

Page 231 - LNA

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–7 D.2.11 (ODU,ENABLE,1:1,CSAT#1,CONFIG) LNA (ODU,ENABLE,1:1,CSAT#2,CONFIG) LNA (ODU,ENABLE,STANDALONE CSAT,CONFIG) LNA LNA: STATE=OFF CALIBRATE-LNA-CURRENT=NO CURRENT-WINDOW=48% FAULT-LOGIC=SUMMARY Use the [ ← ] or [ → ] keys to select...

Page 232 - MISCELLANEOUS

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–8 D.2.12 (ODU,ENABLE,1:1,CSAT#1,CONFIG) MISCELLANEOUS (ODU,ENABLE,1:1,CSAT#2,CONFIG) MISCELLANEOUS (ODU,ENABLE,STANDALONE CSAT,CONFIG)MISCELLANEOUS MISC: COLD-START=DISABLE AFR=ENABLE XREF=NO REF-ADJUST=087 RTC=OFF Use the [ ← ] or [ →...

Page 233 - ] keys to select the parameters to monitor, then press ENTER.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–9 D.2.13 (ODU,ENABLE,1:1,CSAT#1) MONITOR (ODU,ENABLE,1:1,CSAT#2) MONITOR (ODU,ENABLE,STANDALONE CSAT) MONITOR MONITOR: TRANSMIT RECEIVE MISCELLANEOUS POWER-SUPPLIES Use the [ ← ] or [ → ] keys to select the parameters to monitor, then ...

Page 234 - ALARMS; ] keys to select the type of alarms to view, then press ENTER.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–10 D.2.17 (ODU,ENABLE,1:1,CSAT#1, MONITOR) PWR-SUPPLIES (ODU,ENABLE,1:1,CSAT#2, MONITOR) PWR-SUPPLIES (ODU,ENABLE,STANDALONE CSAT, MONITOR) PWR-SUPPLIES 24V=24.1 VDC 12V=12.5VDC +5V=+5.4VDC 20V=21.2 VDC 10V=10.2VDC -5V=-5.3VDC Press EN...

Page 235 - STORED-ALARMS; ] keys to select between the log entries and the CLEAR-ALL option.; INFORMATION; INFO: MODEL TX RX MISC LNA; ] keys to select the type of information to view, then press ENTER.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–11 D.2.20 (ODU,ENABLE,1:1,CSAT#1, ALARMS) STORED-ALARMS (ODU,ENABLE,1:1,CSAT#2, ALARMS) STORED-ALARMS (ODU,ENABLE,STANDALONE CSAT, ALARMS) STORED-ALARMS As the stored events are being read, the screen will show: READING STORED FAULTS.....

Page 236 - MODEL

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–12 D.2.22 (ODU,ENABLE,1:1,CSAT#1,INFO) MODEL (ODU,ENABLE,1:1,CSAT#2,INFO) MODEL (ODU,ENABLE,STANDALONE CSAT,INFO) MODEL MODEL: CSAT-5060/025 V2.19 S/N: 010300346 Press ENTER or CLEAR to return to previous menu. D.2.23 (ODU,ENABLE,1:1,C...

Page 237 - MISC

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–13 D.2.25 (ODU,ENABLE,1:1,CSAT#1,INFO) MISC (ODU,ENABLE,1:1,CSAT#2,INFO) MISC (ODU,ENABLE,STANDALONE CSAT,INFO) MISC INFO: COLD START:OFF AUTO FAULT RECOVERY:SUMMARY Press ENTER or CLEAR to return to previous menu. D.2.26 (ODU,ENABLE,1...

Page 238 - The RX Band is not shown for the KST-2000A.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–14 D.2.29 (ODU,ENABLE,STANDALONE KST,CONFIG) TX TX:OFF FREQ=13955 MHz ATT=23 dB AGC=OFF Use the [ ← ] or [ → ] keys to select the parameter to edit. Use the [ ↑ ] or [ ↓ ] keys to edit the parameter, then press ENTER to implement, or C...

Page 239 - ] arrow keys to select the type of information to view, then press; The RX Band information is not shown for the KST-2000A.

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–15 D.2.32 (ODU,ENABLE,STANDALONE KST) INFORMATION KST INFO: MODEL TX+RX-PARAM MISC NUMBERS Use the [ ← ] or [ → ] arrow keys to select the type of information to view, then press ENTER. D.2.33 (ODU,ENABLE,STANDALONE KST,INFO) MODEL MOD...

Page 240 - NUMBERS; ] keys to view further Number information, for the Up Converter,

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–16 D.2.36 (ODU,ENABLE,STANDALONE KST,INFO) NUMBERS M&C: F/W:9364-1B VER:01.01.03 assy:9357-1A S/N:021476493 Press the [ ↑ ] or [ ↓ ] keys to view further Number information, for the Up Converter, Down Converter and HPA assemblies. ...

Page 241 - Index; Connect External Cables, 2–4

i–1 Index 1:1 manual switch, 6–41 16-QAM Viterbi, Rate 3/4, 7-25 8-PSK/TPC Coding Summary 7-6 8-PSK/TPC Rate 2/3, 7-20 A Activation Procedure, 1–6 Address, 6–26, 6–34, 16–2, 16–3, 16–18, 16–23 Alarm, 6–2, 6–36, 9–1, 9–3, 9–4, 12–3, 16– 15, 16–18, 16–20, 16–21, 16–22, 16–26, 16–37 AUPC, 1–2, 1–4, 6–6...

Page 242 - Packet Structure, 16–3

CDM-600 Satellite Modem Revision 7 Index MN/CDM600.IOM i–2 E EbNo Alarm Pt, 6–19 EIA-232, 1–3, 4–3, 4–4, 6–26, 9–1, 9–2, 9– 3, 10–1, 14–1, 15–6, 15–7, 15–9, 16–1, 16–2, 16–3, A–1 EIA-485, 6–26, 15–9, 16–1, 16–2, 16–3 End Of Packet, 16–5 External Clock, 10–2, 10–3, 15–2, 15–6, 16–14 External Frequenc...

Page 246 - New Features/Changes; Changes to Drop and Insert; RSR; but had not been available via the remote port.

New Features/Changes • Changes to Drop and Insert Since Version 7 of the CDM-600 Manual was published, there has been engineering development to modify the E1 Drop and Insert feature to add high-rate ESC (Engineering Service Channel) and AUPC (Automatic Uplink Power Control). • New remote control co...

Page 247 - Description of D&I with ESC and AUPC; sequence

1 6.1 Description of D&I with ESC and AUPC The Drop and Insert (D&I) framing has been extended with the release of firmware version 2.1.0 to include the capability of adding high-rate ESC (Engineering Service Channel) and AUPC (Automatic Uplink Power Control). Currently this is available for...