Telikou WS-4A User manual

TELIKOU Intercom System
WS-4A Two-Channel 4-Wire Speaker Station
Instruction Manual
©2006 TELIKOU Systems
All Rights Reserved

TELIKOU WS-4A Two-Channel 4-Wire Speaker Station
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I. Introduction
Thank you for choosing TELIKOU intercom product. The WS-4A Two-channel 4-Wire
recessed speaker station suitable for the situation which needs the equipment mounted in
the wall.
This system adopts wired connection, and has following features, free of external emission
interference, stable and reliable performance, flexible configuration, full-duplex
communication, clear and loud communication sound, easy operation, and strong noise
resistance.
II. Basic operations
WS-4A(G)Front Panel
WS-4A(P)Front Panel

TELIKOU WS-4A Two-Channel 4-Wire Speaker Station
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WS-4A Rear Panel
1. Headset connector
4-pin XLR Male or 5-pin XLR female connector
EARPHONE: Dynamic 50-2000 ohm
MICROPHONE: Dynamic 100-600 ohm
The wiring of headset is as follows:
Pin 1--Mic common
Pin 2--Mic hot
Pin 3--headphone common
Pin 4--headphone hot
Pin 5—Null
2. Panel Mic Connector
WS-4A(G) uses a double-purpose connector which supports XLR plug or 1/4inch plug
unbalanced microphone.
The wiring of 3-pin XLR microphone is as follows:
Pin 1 -- Mic common
Pin 2 -- Mic hot
Pin 3 -- Null
WS-4A(P) uses an internal microphone.
3. Talk Light and B Channel Call Light
This LED lights Green when Talk button is pushed ON.
This LED lights Red when Pin7 of Channel B intercom cable receives a high level.

TELIKOU WS-4A Two-Channel 4-Wire Speaker Station
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4. Talk Button (Talk)
PTT: Hold the button, when finish talking, release the button.
Latching: Single click (<200ms) talk button will latch the talk button.
Press again the talk button, will release the talk button.
5. Speaker Switch
The Speaker Switch turns the front panel speaker on or off.
6. Listen Level Control
This control adjust the audio level which heard from headset and speaker.
7. Channel Select Switch
WS-4A allows two different 4-wire system connected with station.
This switch selects which external system is using.
8. Listen Button
PTT: Hold the button and listen, then release the button.
Latching: Single click (<200ms) talk button will latch the listen button.
Press again the listen button, will release the listen button.
9. Talk Light and A Channel Call Light
This LED lights Green when Talk button is pushed ON.
This LED lights Red when Pin7 of Channel A intercom cable receives a high level.
10. Mic Select Switch
Set the Mic select switch to select whether the panel microphone or the headset microphone
is active.
11. Power Connector
4-pin aviator socket
Pin 1 --- Ground
Pin 2 --- Null
Pin 3 --- Null
Pin 4 --- Power Output (12VDC)

TELIKOU WS-4A Two-Channel 4-Wire Speaker Station
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12. Intercom Line connector
XLR-7M
Pin 1 --- Audio Output -
Pin 2 --- Audio Output +
Pin 3 --- Ground
Pin 4 --- Power Output (12VDC)
Pin 5 --- Audio Input -
Pin 6 --- Audio Input+
Pin 7 --- 5V Tally drive signal, or Call signal Input
13. Intercom Line connector
RJ-45, Pin 1-7 is parallel with XLR-7M connector
Pin 1 --- Audio Output -
Pin 2 --- Audio Output +
Pin 3 --- Ground
Pin 4 --- Power Output (12VDC)
Pin 5 --- Audio Input -
Pin 6 --- Audio Input+
Pin 7 --- 5V Tally drive signal, or Call signal Input
Pin 8 --- 5V Tally drive signal
14. Tally Connector
Clockwise along anchor point.
Pin 1 --- Ground
Pin 2 --- Green Light
Pin 3 --- Red Light
III. Installation and cable
WS-4A supplies wall mount case and desktop case.
Front panel size: (W)210mm x (H)114mm x (D)3.5mm
A hole of size 210mm wide, 114mm high and 54mm deep is needed for the installation of
WS-4A. Four 5mm fix holes are set evenly. The distance between any two holes is 144mm
on width direction and 92mm on height direction.
VI. Technical Specification
BANDWIDTH:
300Hz-4000Hz

TELIKOU WS-4A Two-Channel 4-Wire Speaker Station
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EARPHONE:
Dynamic 50-2000 ohm
MICROPHONE:
Dynamic 100-600 ohm
POWER SUPPLY:
12VDC, <0.5A
ENVIRONMENTAL:
0° - 70°C（32°-158°F）
DIMENSION:
8.27” (W) x4.49” (H) x2.13” (D), 210mm x 114mm x 54mm
WEIGHT:
0.56kg