Page 4 - The exchange is available w i t h the f o l l o w i n g specifications.; Exchange Specifications; Ambient Temperature; The exchange is composed of the f o l l o w i n g sections:
2.1.2 Specifications The exchange is available w i t h the f o l l o w i n g specifications. EX-16 Capacity: Dimensions: Weight: 16 lines max. (with paging f u n c t i o n ) 360(W) X 300(H) X 100(D)mm (14.2" X 11.8" X 3.9") 8.3 kg (18.3 lbs.) with 16 lines Exchange capacity can be increa...
Page 5 - in
(a) Structure o f Exchange a n d Names o f Parts L in e A m p U n it (LAU-16) Central Processing U n it (CPU-16) Connector EX-16 DIMENSIONS in mm Short B a r P o w e r Transformer Terminal n A C F u s e Holder D C F u s e Holder P o w e r Indicator Voltage Selector Power Switch AC/DC I n p u t Termi...
Page 6 - paging
(b) CPU (Central Processing Unit) The Central Processing Unit is divided into two sections: common control and speech path. Common control: This section consists of a microcomputer and associated other circuits. It controls receiving dial data f r o m stations, opening and closing of speech path, co...
Page 7 - receiving
( c ) LAU (Line Amplifier Unit) The Line Amplifier Unit consists of a power supply circuit f o r stations, transmitting and receiving circuits for voice signal, speech path switches, BGM switches and the dial data receiving circuits. One unit accepts up to 4 stations. A maximum of 4 LAU's can be ins...
Page 8 - e x c h a n g e and connected to each LAU w i t h a mother board.
Station Terminal LAU-16 (1) LAU-16 (2) LAU-16 (3) LAU-16 (4) DSM-16 Inside V i e w Units ( e ) Integral Terminal f o r Connecting Stations The connection terminal for the exchange and stations is built into the e x c h a n g e and connected to each LAU w i t h a mother board. ( W i r i n g of the te...
Page 10 - Station Specifications; Permissible Loop
Station Specifications Permissible Loop Resistance: Input/Output Impedance: Loudspeaker Output: Handset Speaker Output: 300 ohms 600 ohms (balanced) 300mW maximum 100mW maximum 2.3. Accessories 2.3.1 Wall Mounting Panel (YC-100) The wall mounting panel is used for HFM-100 and HFS-100 when these stat...
Page 11 - SPECIFICATIONS
1. Power Switch 2. Power Indicator 3. Output Volume Control 4. Input Volume Control 5. Rubber Foot 6. AC Inlet 7. Voltage Selector 8. 8-Pin Terminal Board 9. Output Jack 10. Terminal Board Cover SPECIFICATIONS Power Source: Input: Output: Control: Speech Control: S/N Dimensions: Weight: 100~120/200~...
Page 12 - Precautions for Installation
3. Installation of the EX-16 System 3.1 Precautions for Installation 3.1.1 Exchange Pay particular attention to the f o l l o w i n g points: * The layout should allow easy servicing and inspection. * The exchange is compact and lightweight; however, it is important to ascertain the strength of the ...
Page 13 - described below should be s t r i c t l y avoided.; * A dusty area where it will be exposed to metal dust or dirt.; * On the same c i r c u i t as a SCR type light dimmer.
3.1.2 Stations Particular attention should be given to the f o l l o w i n g points during installation. * A desk-type, wall-mounting-type or desk/wall-type should be chosen according to the user's need. * If the all-call paging or talk-back f u n c t i o n is adopted, precautions should be taken to...
Page 14 - Speech Attenuation, DC Loop Resistance and Service; Distance as Functions of Core Diameter; DC Loop
3.2 Cable Installation Wire type, number of wire pairs and number of individual wires are to be determined f o r individual sections of the w i r i n g system according to the guidelines set down below. * 4-wire twisted pair cables are to be used f o r w i r i n g between indoor terminal boards, int...
Page 17 - Connection between the station and the exchange
3.6 Connection between the station and the exchange 4-Pin Jack (YC-101) (YC-103: 4-Pin Jack f o r flush-mount) NOTE: Use 4" X 2" Switch Box f o r YC-103. Receiving Lines (not Polarity Specified) Transmitting Lines (not Polarity Specified) (Viewed from the station side) Station 4-Pin Plug (YC...
Page 19 - or
EX-16 W I R I N G INSTRUCTIONS 1 STATION CONNECTIONS or 2 T A L K - B A C K CONNECTIONS TKU-11 TERMINAL TERMINAL BOARD SPEAKER LINE INPUT 17
Page 20 - A 5P terminal for AC and DC power supply is provided on the DSM-16.; Power Supply Cables; Connection of the Input/Output Terminal
3.7 AC/DC Power Supply Connection A 5P terminal for AC and DC power supply is provided on the DSM-16. The power cable, YA-308 or YA-309, can be connected to the 5P terminal. Be sure to ground the exchange. Power Supply Cables 5P Terminal on DSM-16 YA-308 3.8 Connection of the Input/Output Terminal A...
Page 21 - (b) Connect the BGM equipment. (Be sure to use the type of BGM equipment; allows a 4-second interval
3.8.1 BGM Input Input impedance: 50 K (unbalanced) Input level: -10dB max. Output level: 100mW (a) Remove the short bar connected to the terminal. (When BGM is not employed, the short bar should be kept on the terminal. If the short bar is not replaced, a humming sound w i l l be heard f r o m the s...
Page 23 - Connection of the talk-back unit is shown below.; Adjustment is necessary after installation.
3.9 Connection of the Talk-Back Unit Connection of the talk-back unit is shown below. SPEAKER SPEAKER EX-16 TERMINAL BOARD When the talk-back speaker is used as a microphone, sound clearness and microphone sensitivity vary according to the ambient noise level and in- stallation position. The sensiti...
Page 24 - Connection of the Speaker Station; the
3.10 Connection of the Speaker Station In the EX-16, instead of using a station, a speaker for one-way conversation can be installed using a jumper in the LAU-16. This is possible at each station position on the LAU-16. 3.10.1 Wiring Procedure (a) First, determine the number of station speakers to b...
Page 26 - control line can be extended the same way; How to Connect the Jumper Wire; Use a s o l d e r i n g iron w i t h less than 30W power
Jumper for Speaker Station Selection Jumper for BGM On/Off For BGM on/off operation remotely, the control line can be extended the same way as f o r station w i r i n g . How to Connect the Jumper Wire 1. Use a 0.6mm diameter plated wire as j u m p er. 2. Solder on the soldered end. 3. Use a s o l d...
Page 27 - Installation Adjustment; correctly. All modules should be in place.; Selection; using the program s w i t c h on the CPU-16.
4. Installation Adjustment 4.1 Inspect Before Turning Power On. * Before supply power, check the power connections (power connections should be complete) and the fuse. Also, voltage selector should be set correctly. All modules should be in place. Check the ROM on the CPU-16. It should be set secure...
Page 28 - Set the m i n i - j u m p in the JP2 p o s i t i o n f o r power remote.
Program Switch Details Power Remote Door Remote 1. Set the m i n i - j u m p in the JP1 position f o r door remote. Relay goes on f o r 4 seconds when buttons and are pressed. 2. Set the m i n i - j u m p in the JP2 p o s i t i o n f o r power remote. Press buttons and to turn relay on. Press button...
Page 31 - Relationship Between Ambient Noise and Conversation Mode; Trouble Shooting Guide; into the f o l l o w i n g categories.; Fault in an exchange.
4.3.3 Relationship Between Ambient Noise and Conversation Mode The EX-16 system is provided with voice switches for the press-to-talk f u n c t i o n which is required when the ambient noise level is high. Below is a guide f o r using the press-to-talk function. 5. Trouble Shooting Guide Repairing o...
Page 32 - Fault in Exchange; * When the power supply unit or the CPU-16 is out of order, the same kind
5.1 Fault in Exchange * When the power supply unit or the CPU-16 is out of order, the same kind of fault w i l l occur at all stations. * When the LAU-16 is out of order, a fault w i l l appear only at a particular station. * If the exchange is out of order, the faulty unit must be searched out and ...
Page 33 - Fault in Specific Station Only
5.2 Fault in Specific Station Only Find the cause according to the f o l l o w i n g table if the fault lies with a specific station only, not with all stations. SYMPTOM Dialing can not bemade at privacy o f fmode. Specific key does notoperate. Calling tone cannot be heard. Sound f r o m theother pa...
Page 35 - -2 C o n v e r s a t i o n is impossible between
3. T-Line and R-Line are shorted or mixed up. Shorted or mixed up 3-1 A can not dial. 3-2 C o n v e r s a t i o n is impossible between stations. 3-3 When B dials A, noise w i l l be heard at B immediately after the calling tone. 4. T-Line and R-Line are connected conversely. Symptom: 4-1 A can not ...
