
ICA900 Rev150324
9
Push-To-Talk
Button and
Transmit LED
Volume
Level
Controls
Microphone
Volume
Level
LEDs
Refer to Wiring Section
for detailed information.
Power
Power
Two-Way System
Three-Way System
Figure 3. ICA900 Operation
Power
Power
Power
Alternate
Connection
Either control
module can be
hands free.
Any one control
module can be
hands free.