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 TM 9-2320-279-10-3
Controls and Indicators (Cont)
RADIO1
AUTO
RADIO
TALK
LISTEN
RADIO2
BOTH
INTERCOM
SQUELCH
VOLUME
A
B
263
1
3
2
4
7
5
6
8
Cab Instrument Panel-Upper Right/Radio.
Key
CONTROL OR INDICATOR
FUNCTION
1
Intercom SQUELCH
Adjusts VOX operation of the intercom for
variations in background noise levels.
2
Transmit Select
Used to select which radio to talk on RADIO 1
or RADIO 2.
3
Receive Select
Used to select which radio is heard. In BOTH
positions, the operator will hear both RADIO 1
and RADIO 2. In AUTO position, only the
radio selected by the TRANSMIT SWITCH is
heard.
4
Intercom VOLUME
Adjusts INTERCOM VOLUME level.
5
Radio MIC Transmit Gain
Sets the transmit MIC audio level for the
radios.
6
Radio Volume
Sets range of receive audio from the radios.
7
Motorola Mobile Radio
Base unit used to communicate with other
radios.
8
Motorola Handheld Radio
Portable unit used to communicate with other
radios.
2-11
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