8-2 Appendices X-2 Technical Service Manual
Publication No: 15-02047
A.3 Antenna Control
Pin No. Function Signal Levels
1 BCD Channel Number 4 Open Collector Active Low
2 BCD Channel Number 8 Open Collector Active Low
3 No Connection
4 No Connection
5 No Connection
6 No Connection
7 No Connection
8 PTT Out
100 kΩ Source Active High
9 BCD Channel Number 1 Open Collector Active Low
10 BCD Channel Number 2 Open Collector Active Low
11 No Connection
12 A Rail Nominal +12 V
13 A Rail Nominal +12 V
14 Ground 0 V
15 Ground 0 V
Table A.3 Antenna control connector pin function.
A.4 Programming Cable
9 Way Computer
Serial Port Socket
7 Way transceiver
Microphone Socket
Pin Function
2 1 Data from Transceiver
3 2 Data to Transceiver
5 *Series Thermistor
(Thermistor =50Ω 80°C)
3 Ground
5/7 link Speaker Link
Table A.4 Programming cable connector pin function.
A.5 Cloning Cable
7-Way Transceiver
Microphone Socket
7-Way Transceiver
Microphone Socket
Pin Function
1 2 Data I/O
2 1 Data I/O
3 3 Ground
5/7 link 5/7 link Speaker Link
Table A.5 Cloning cable connector pin function.
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