GE Transport Pro Service Manual page 72

8-10
Disassembly: FRU Replacement
6. Turn on the main processor PCB battery switch on the new processor
PCB sub-assembly.
a. Locate the mini-dip switch (labeled S1).
b. If a plastic film is over the switch, remove and discard the plastic
film.
c. Use a small, flat-head screwdriver to move the switch to the ON
position, as shown below.
7. Install the new main processor PCB subassembly.
8. Reinstall the main processor PCB. Be sure to reconnect the backlight
friction, keypad PCB and display friction connectors to the main
processor PCB.
9. Secure the main processor PCB to the display assembly with the four
screws (PN 2000540-007).
10. Reconnect the battery harness to the display subassembly.
11. Secure the battery housing to the back plastic with the seven screws
(PN 409914-002 and 2000546-006).
12. Assemble the back plastic. See
Transport Pro
2012659-042
"Back Plastic Assembly"
638A
639A
on page 8-6.
Revision A