Kenwood TK-7302H, Instruction Manual

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Terminal Description
ACC (D-SUB 15 Pin Connector)
Pin NO. Pin Name Description Specification I/O Notes
1 SB DC Power Output 13.6 V ± 15 % O
2 IGN Ignition signal Input
Power ON: more than 8V
Power OFF: less than 6V
I
3 PA Loudspeaker Output 4 Ω O
4 DO Audio Output 500 mV p-p O
5 DI Audio Input 5 k Ω I
6 FNC1 Programmable High Impedance I/O
7 FNC2 Programmable High Impedance I/O
8 FNC3 Programmable High Impedance I/O
9 FNC4 Programmable High Impedance I/O
10 FNC5 Programmable High Impedance I/O
11 FNC6 Programmable High Impedance I/O
12 5C DC Power Output 5 V, Max 100 mA O
13 HR1 Horn Alert Signal Output Max 3A O
14 HR2 Horn Alert Signal Output Max 3A O
15 GND Ground Ground −
Speaker Jack (3.5 mm phone jack) 4W/ 4 Ω
Pin NO. Pin Name Description Specification I/O Notes
1 SPO External Speaker Output 4 Ω O
3 GND Ground Ground −
DC Input Connector
Pin NO. Pin Name Description Specification I/O Notes
Red B DC Power Input 13.6 V ± 15 % I
Black GND Ground Ground I
Microphone Jack
Pin NO. Pin Name Description Specification I/O Notes
1 MBL Backlight of Microphone − O
2 SB DC Power Output 13.6 V ± 15 % O
3 GND Ground Ground −
4 PTT PTT/ PC Serial Data from radio High Impedance I
5 ME MIC Ground Ground −
6 MIC MIC Signal Input 600 Ω I
7 HOOK Hook / PC Serial Data to radio High Impedance I
8 DM MIC Data Detection High Impedance I/O
Antenna Connector
Impedance is 50 Ω.