C.
Intercom Type
: Allows selection from the four possible intercom types: Off, RTS, AudioCom (Balanced), and
ClearCom. The below types of intercom only affect 2-Wire operation and do not control 4-Wire operation.
When connecting to a 4-Wire intercom system, you must enable the port (On/Off) before using. The default
setting for Intercom Type is OFF.
Figure 26
2-Wire Intercom Type Options
3-Pin Wiring Scheme
Pin # Clear-Com AudioCom
RTS
1
Common
Common
Common
2
Power
Audio (-) & Power Audio 1 & Power
3
Audio
Audio (+) & Power Audio 2
Figure 27
3-Pin Male XLR Pin Out
Operation - 53
Summary of Contents for Crewcom CCU-22
Page 1: ...Control Unit OPERATING MANUAL...
Page 2: ...ii...
