76 TX3 Touch Screen Installation Manual
Touch Screen System and Setup
• PC Sub Compact Board
• Power Supply Board
• Audio Mixer Board
To access the panel, remove the two screws and swing open the Touch Screen
panel.
Figure 65. Controller board panel for TX3-TOUCH-K15-A,
TX3-TOUCH-F15-A, TX3-TOUCH-S15-A
3.3.3 Grounding
Grounding reduces the risk of electrical shock by providing an alternate escape
route for the electrical current. Touch Screen is equipped with a 16 gauge
electrical wire attached to the panel chassis ground post as shown in Figure 65.
To ground the Touch Screen attach one end of the supplied cable to a suitable
grounding wire and connect it to the site ground.
Power
Terminals
(not polarity sensitive)
Microphone
and Speaker
Connections
to Audio Mixer
PC Sub Compact Board
Audio Mixer Board
Power Supply Board
USB
Telephone
Access
Controller
On/Off
On/Off
Postal Lock
Input 1
Chassis
Ground
Microphone and
Speaker Connections
from Telephone
Access Controller
Microphone
Connection
from Touch
Screen
Blk Wht
Speaker
Connections
USB
Ethernet
Telephone Line
SW1
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