Controller Board Connectors - Bottom - Mircom TX3 Series Installation And Operation Manual

JW11:
•
•
MC-001 microphone
JW11 on or closed
Figure 5
2.5

Controller Board Connectors - Bottom

Figure 6 shows the connectors at the bottom of the 4 terminal audio controller
board for models ending in -C.
Speaker
Connection
Unused
W
MD-1243 Microphone
Connection
Figure 6.
TX3 Emergency Phone Installation and Operation Manual
18
LT-6113 Copyright 2017
If the panel has the MC-001 microphone, close JW11.
If the panel has the MC-012 or MD-1243 microphone, open JW11.
Microphones and JW11
Input 3
-
+
Input 2
- +
+ -
Unused
- +
Input 1
R B
Controller Board Connectors for -C Models - Bottom
MC-012 microphone
JW11 off or open
RS-485 OUT
- s +
LED/LAMP
Supply
- +
- s +
RS-485 IN Power Supply for TX3
red
black
green
white
Installation
MD-1243 microphone
JW11 off or open
(use 18 AWG)
Version 2