Figure 30 Controller Board Connectors On Md-1086 - Bottom - Mircom TX3 Series Installation And Operation Manual

Figure 30 shows the connectors at the bottom of MD-1086, the lobby controller
that has a 3-pin terminal block for the microphone. This board is present in Touch
Screen models that do not end in -C, for instance TX3-1000-4U-B.
Note:
MC-001
Microphone
Connection
Figure 30. Controller Board Connectors on MD-1086 - Bottom
4.2.1 Microphone Connection
The microphone connection is situated at the bottom left of the main controller
board. It connects to the front display and is factory set.
4.2.2 Speaker Connection
The speaker connection is situated at the bottom left of the main controller board.
It connects to the front display and is factory set.
52 TX3 Telephone Access System Installation and Operation Manual
LT-969 Copyright 2019
Both models of microphone are shown in figure 30. Connect only
one microphone at a time, and set JW11 correctly depending on the
microphone. See section 4.1.4 on page 50.
Input 2 Input 3 Input 4
- + - +
MC-012
Microphone
Connection
R W B
- + - +
Input 1
- +
Speaker
Connection
- +
RS-485 OUT
- s +
LED/LAMP
Supply
- +
- +
Input 5
- +
Camera Supply
- s +
RS-485 IN
Lobby Control Unit Setup
Power Supply for TX3
(use 18 AWG)
Version 5.4