CLEAR KB-702GM User Manual

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speaker or headset is controlled by the program level control. The program 
input 
accepts a balanced or unbalanced line-level audio signal.  If this input is 
connected to the stage announce (SA) output of a main station it can be used 
as a paging input. Since the level of this input is independently adjustable 
from the intercom audio volume, it can be used to override the intercom 
audio.
The pinout of the program input connector is as follows:
Pin 1 --- Ground (shield)
Pin 2 --- + Signal
Pin 3 --- - Signal
Figure 1-6: Program-Input Cable Wiring
18. Option Board Jumpers: The three jumper plugs P1P2, and P3 must be 
installed when optional modules are not used. When the optional EB7-4W 
four-wire or EB7-TW modules are used, both P1 and P3 must be removed. 
In the KB-702GM, P2 is replaced by the VOX module. Save these jumper 
plugs for possible future use after removing them. The KB-702 will not 
operate without either these jumper plugs or the optional modules 
installed.
Program Input
Cable Wiring
KB-702 Program
Input Connector
XLR
Connector
Pin 1
1
3
2
Pin 3