Kenwood TK-7302 Instruction Manual page 4

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