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TELIKOU

    BK-501 Belt Pack 

 

 

Basic operation 

1. Talk Button   

1. Mic Button   

Mic  button  is  a  momentary  button.  Holding  the  Mic  button  turns  on  the  microphone  of 

connected headset and the microphone indication LED.   

 

2. Call Button 

Pressing call button will send a call signal to the intercom system. And red LED indicator 

above will light. 

 

3. Volume Control 

This control is used to adjust the volume level which heard from connected headset. 

 

4. Power LED 

A green LED indicator indicates if BK-500 is powered. 

 

5. Mic LED 

A green LED indicator is controlled by Mic button.. 

 

6. Call LED 

A  red  LED  indicator  indicates  a  call  signal  when  received  from  the  intercom  system.  It 

means a talk request from some station. 

 

7. Headset connector 

XLR-4M/5F connector   

Pin out configuration as follow: 

Pin 1--Head Microphone common 

Pin 2--Head Microphone hot 

Pin 3--Earphone common 

Pin 4--Earphone hot 

Pin 5--Null 

 

8. Intercom cable connectors 

A pair of internal parallel connected XLR-3 connectors is set for loop through connection 

of the intercom station. 

Pin out configuration as follow: 

Pin 1--Common 

 

Summary of Contents for BK-501

Page 1: ...TELIKOU Intercom System BK 501 Belt Pack Instruction Manual 2006 TELIKOU Systems All Rights Reserved www telikou com ...

Page 2: ...d communication sound easy operation and strong noise resistance Quick start 1 Connect the BK 501 belt pack to an intercom main station by XLR 3 cable If belt pack receives DC power the Power LED will light 2 Turn volume control knob to the end by anticlockwise rotation then plug in the headset 3 Press Mic button will light the green indicator which indicates the microphone is turned on 4 Adjust s...

Page 3: ... 4 Power LED A green LED indicator indicates if BK 500 is powered 5 Mic LED A green LED indicator is controlled by Mic button 6 Call LED A red LED indicator indicates a call signal when received from the intercom system It means a talk request from some station 7 Headset connector XLR 4M 5F connector Pin out configuration as follow Pin 1 Head Microphone common Pin 2 Head Microphone hot Pin 3 Earph...

Page 4: ...null control at this station or a remote station is not adjusted correctly Solution 2 Adjust Refer to the procedure in the Front Panel section of this manual Cause 3 Channel un terminated Solution 3 Set the MS 800 termination switch to the ON position Cause 3 A headset cord is too long or jointing quality Solution 3 Check headset cord Problem Can not turn on the Mic function Cause 1 The connection...

Page 5: ...ne Amplifier From Line to Load Load impedance 50 600 ohm Voltage Gain 31 3dB Harmonic Distortion 0 1 1000Hz Bandwidth 200Hz 8000Hz 2dB 3 Others SNR 72dB Current 120mA Power Range 12 30V DC Environment 10 55 C Dimension 105mm x 87mm x 48mm ...

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