User's Manual

Control Board, Toggle Switches and Display Replacement
26 3A2593B Repair
11. If replacing the toggle switches loosen two screws
holding the ferrite core. Disconnect cable and
remove toggle switch board.
12. If replacing the display, remove two screws holding
the ferrite core to toggle switch bracket. Pull apart
ferrite core to remove from ribbon cable. Disconnect
display ribbon cable from control board. Disconnect
touchpad ribbon cable from display board. Remove
four screws holding display and remove display.
13. If replacing control board, disconnect all wires from
control board. Remove eight mounting screws and
remove control board.
Installation
1. If replacing control board, install control board with
eight mounting screws.
2. Connect all wires to control board. See Wiring
Diagram, page 43.
3. If replacing display, install display with four screws.
Install touchpad ribbon cable to display board.
Install display ribbon cable to control board. Assem-
ble ferrite core on ribbon cable. Install ferrite core to
toggle switch bracket with two screws.
4. If replacing toggle switches, install toggle switches
into toggle switch bracket. Make sure to place spac-
ers between toggle switches and bracket. Connect
cable to toggle switch board.
ti20135a
ti20133a
ti20136a
ti20133a
ti20132a
ti19910a
ti20245a
ti19199a
ti19198a
ti19199a
ti19198a