User's Manual

92 Connection TB8100 Installation and Operation Manual
© Tait Electronics Ltd March 2004
Tai tNet
This system interface PCB is fitted to reciters bearing the product code
TBA4xxx-0T1x or TBA5xxx-0T1x. If purchased separately, it has the
product code TBA10T1. It is designed for use with MPT trunking systems.
It is fitted with a 15-way female D-range connector and an auxiliary DC
input connector. The pin allocations are listed in the table below.
7.5 Service Kit Connections
The TB8100 service kit is connected to the BSS via the RS-232 serial port
on the control panel. This port is a 9-way female D-range connector. Use
a straight through cable, as supplied with the service kit, to connect your
programming computer to the BSS. The pin allocations for the serial port
are given in the following table. Note that pins 1, 4 & 6 and pins 7 & 8 are
linked. This port is also used for remote connection to the Service Kit or
Alarm Center software via a modem or radio modem.
Pin Signal Name Signal Type Notes
1 Rx line out +
audio output AC coupled line
2 Rx line out –
3 Rx audio out audio output
4 Rx gate output open collector
5 Tx key input
6 Tx audio in audio input
7 Tx line in +
audio input AC coupled line
8 Tx line in –
9 +AUX_V power output
10 digital out 3 output open collector
11 no connection
12 digital out 1
output open collector
13 digital out 2
14 digital in 1 input 5V logic
15 ground ground
J
B
C
D
E
F
G
H
I
1)
1!
1@
1#
1$
1%
rear view
Pin Description Links
1 not connected
2 receive data
3 transmit data
4 not connected
5ground
6 not connected
7 not connected
8 not connected
9 not connected
hj
b
gi
cdef
front view