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Terminal Descriptions
Speaker/ Microphone Jacks
It is possible to use a resin-based cover for the Speaker/ Microphone jacks.
NO.
Name
Description
Impedance
I/O
1
PTT / RXD
External PTT Input / Serial
Data Input
CMOS
I
2
MIC
External MIC Input
1.8 k
I
3
MICIN
Internal MIC Output
1.8 k
O
4
OPTDET
External Option Detect
High Impedance
I
5
5M
5V Output
100
O
6
AE
GND
GND
−
7
TXD
Serial Data Output
CMOS
O
8
NC
No Connection
−
−
9
SPO
Audio Input
8
I
10
SPI
Received Audio Output
8
O
Antenna Terminal
50
impedance
Battery Terminal
The battery terminal uses a spring plate.
The negative terminal connects to the chassis ground.
The battery is mounted on the rear side of the transceiver using a latch
mounting method.
Firmware Copyrights
The title to and ownership of copyrights for fi rmware embedded in
KENWOOD product memories are reserved for JVC KENWOOD
Corporation.