Blank Control Head - Tait TM8100 Installation Manual

2.11

Blank Control Head

Pin allocations for
the blank
control head
TM8100/TM8200 Installation Guide
© Tait Electronics Limited July 2006
The blank control head on the TM8105 radio has a 9-way D-range plug on
the control head, for programming.
Important
When the programming connector is not in use, the
connector seal must be installed. This ensures that the
control head is sealed against water, dust and other
environmental hazards.
Figure 2.8 TM8105 radio with the blank control head
programming
connector
(connector seal
installed)
The pin allocations for the programming connector are explained in the
following table.
Table 2.5 Programming connector for the blank control head— pins and signals
Pinout Pin
1
2
3
4
5
front view
6
7
8
9
Signal name Description
RX AUD Receive audio output (after
volume control)
TXD Asynchronous serial port: transmit data
MIC AUD Microphone audio input
RXD Asynchronous serial port: receive data
ON/OFF Hardware power on/software power off
input (active low)
+13.8V Unswitched 13.8V power supply
PTT PTT input
AGND Analogue ground
DGND Digital ground
Installing the Radio 27