Radio installation 33
English
Installing the power cable
One end of the power cable is connected to the vehicle battery
and the other end plugs into the radio’s power connector.
Power connector
The power connector on 25W radios is different to the power
connector on 40W/50W radios. The following tables explain
the pin allocations for each power connector.
25W radio power connector
40W/50W radio power connector
Pin Signal name Description
1 AGND earth return for radio body
power source
2 SPK– external speaker output
3 SPK+ external speaker output
4 13V8_BATT DC power input for radio body
and control head
rear view
25W radio
Pin Signal name Description
1 13V8_BATT DC power input for radio body
and control head
2 SPK– external speaker output
3 SPK+ external speaker output
4 AGND earth return for radio body
power source
40W/50W radio
rear view
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