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English
RADIO OVERVIEW
RADIO OVERVIEW
This user guide covers the operation of the
GM340 Professional Mobile Radio.
Please read pages 27 to 30 before using this radio.
RADIO CONTROLS
The numbers below refer to the illustrations on
the inside front cover.
1. On-Off / Volume Knob
Used to turn the radio on or off, and to adjust
the radio’s volume.
2. LED Indicators
Indicates channel, scan, and monitor status, as
well as receipt of a selective call.
Green: Successful power up.
Green Flashing: Radio scanning.
Red: Radio transmitting.
Red Flashing: Channel busy-when receiving.
Yellow: Radio called or Monitor (lower priority).
Yellow Flashing: Radio call reminder alert.
3. Programmable Buttons
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4. Mic Jack
5. Programmable Buttons VWXY
6. Push-to-talk (PTT)
Press and hold down this button to talk;
release it to listen.
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