LT-6613 Rev 1
Page 1 of 9
RB-MD-1236 Replacement Audio Mixer Board
TX3-TOUCH-S15-B and TX3-TOUCH-F15-B: this page
TX3-TOUCH-S22 and TX3-TOUCH-F22: page 5
TX3-TOUCH-S15-B, TX3-TOUCH-F15-B, TX3-TOUCH-S22-C, TX3-TOUCH-F22-C: page 9
TX3-TOUCH-S15-B and
TX3-TOUCH-F15-B
These instructions explain how to replace MD-1105 with the RB-MD-1236 Replacement
Audio Mixer Board in TX3-TOUCH-S15-B and TX3-TOUCH-F15-B.
A.
Shut down the Touch Screen
1.
At the Touch Screen terminal, enter 9999.
2.
Enter your administrator password, and then press
OK
.
3.
Select
File > Shut down > Shut down
.
4.
After the TX3 Configurator and Windows have shut down, disconnect power from the
Touch Screen.
5.
Turn off the lobby controller board.
B.
Remove the old board
Caution: To prevent damage to the boards, always hold them by the edges.
1.
Disconnect all wires from the current mixer board.
2.
Unscrew the four screws that hold the current mixer board in place, and remove the
current mixer board.
C.
Attach the new board
1.
Secure the new board with the four screws you removed in step B.
Figure 1
Location of circuit boards on the Touch Screen chassis
PC board
Telephone
access
controller
board
Audio mixer
board
