TM9456 Dual-Radio Installation and Programming Guide
Installing a Dual-Radio System
25
© Tait Limited
July 2016
Pins and Signals
The pinouts in
are for the two RJ45 ports on the radio body
interface, and single RJ45 port on the control head interface.
Table 2.1
Remote interface ports—pins and signals
Pin
Name
Description
1
RX_AUDIO
Analogue receive audio – after
volume control.
2
13V8
Default setting is a switched
+13V8 line.
3
RS485+
RS485 data.
4
AGND/PTT
Default setting is analogue
ground.
5
MIC AUDIO
Analogue electret mic input.
6
RS485
RS485 data.
7
DGND
Digital ground.
8
ON/OFF
Radio on/off control.
8
1
front view
