64 (93) TX3 Touch Screen Installation Manual Version 3.4
Copyright 2015 LT-996
Touch Screen System and Setup
5. Connect the building power supply wires to the MD-990 line terminal
screws as shown in Figure 46.
6. Connect the other end of the building power supply wires the line voltage
terminals.
7. Turn the power on from the 15” Touch Screen Panel. On the 22” Touch
Screen, press the On/Off Switch to turn on the unit.
3.7 Installing the Postal Lock
The system has a built-in micro switch and mounting hardware for a postal lock
installation. If postal service is required, contact the Post Office to obtain the
lock. Figure 41 shows the micro switch input terminal for the postal lock for the
15” Touch Screen.
Note: When installing the postal lock leave the micro switch tie wrap in
place. Remove the tie wrap after the postal lock is installed.
Input 1 on the Telephone Access Controller connects to the Postal Lock micro-
switch.
3.8 Installing the Telephone Lines
Telephone lines 1 to 5 are situated at the top left of the main controller board as
shown in Figure 43. Both NSL and ADC lines can be connected. Each T/R line is
polarity insensitive and can be reversed.
3.9 Installing Optional Components
The optional components consist of the following:
USB keyboard and mouse. The USB connector on the PC Sub Compact Board
(on the 15” Touch Screen) or below the On/Off Switch (on the 22” Touch Screen)
allows you the use of these controls at the Touch Screen for configuration
purposes.
Internet/LAN. The Internet/LAN connector on the PC Sub Compact Board
allows you to connect the Touch Screen to the building LAN.
Replacement telephone access controller board. For details on the telephone
access controller board, see LT-6073 Telephone Access Quick Reference.
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