PH660 Radio Maintenance Manual
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4
Bluetooth IC (none for low configuration)
5.2 Back of Main PCB
SN
Item
1
Main Antenna Connector
2
Emergency Button
3
Channel Knob
4
Power&Volume Knob
5
Side Key Interface (Connected to FPC and including PTT,
GND, Up and Down from top to bottom)
6
Battery Connector
7
Speaker Soldering Point