Kenwood USA Corporation 409000 用户手册
800MHz DIGITAL TRANSCEIVER
NX-410
INSTRUCTION MANUAL
ENGLISH
Terminal Descriptions
Universal connector
It is possible to use a resin-based cover for the Universal connector.
NO.
Name
Description
Impedance
I/O
1
SSW
Ext/Int Speaker Switch Input
High Impedance
I
2
SP+
BTL Output + for External Speaker
O
3
SP-
BTL Output - for External Speaker
O
4
MSW
Ext/Int MIC Switch Input
High Impedance
I
5
EMC
External MIC Input
N
I
6
ME
External MIC GND
GND
-
7
PTT
External PTT Input
High Impedance
I
8
PF
Programable Function Key Input
High Impedance
I
9
OPT
Man Down Input
High Impedance
I
10
E
GND
GND
-
11
5V
5V power supply output
5V
O
12
TXD
Serial Data Output
CMOS
O
13
RXD
Serial Data Input
CMOS
I
14
NC
Not used
-
-
Antenna Terminal
LPSHGDQFH
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 sliding
mounting method.