Kenwood TK-2400 Manual Del Usuario página 5

Terminal Descriptions
Speaker/ Microphone Jacks
It is possible to use a resin-based cover for the Speaker/ Microphone jacks.
NO. Name
1 PTT / RXD
2 MIC
3 MICIN
4 OPTDET
5 5M
6 AE
7 TXD
8 NC
9 SPO
10 SPI
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.
Description
External PTT Input / Serial
Data Input
External MIC Input
Internal MIC Output
External Option Detect
5V Output
GND
Serial Data Output
No Connection
Audio Input
Received Audio Output
Impedance
CMOS
1.8 k 
1.8 k 
High Impedance
100 
GND
CMOS
−
8 
8 
iii
I/O
I
I
O
I
O
−
O
−
I
O