Removing The Keypad Board - Christie GS Series Service Manual

5. Remove the six M3 screws with a Phillips #1 screwdriver securing the laser driver module.
6. Remove the laser driver board with heatsink.
7. To separate the laser driver board from the heatsink, remove the six M3 screws with a Phillips
#1 screwdriver.
8. Replace the laser driver board.
9. Transfer the heatsink to the new laser driver board.
10. To re-install, follow these steps in reverse order.

Removing the keypad board

To remove the keypad board, complete the following steps.
1. Remove the top cover.
See Removing the top cover
2. Remove the HDMI extender board.
See Replacing the HDMI extender board
3. Remove the main board and I/O board.
See Replacing the main board and I/O board
4. Remove the keypad to LED board harnesses and keypad to main board harness from the clips.
5. Remove the rear cover.
See Removing the rear cover
GS Series 1075 Service Manual
020-001236-02 Rev. 1 (12-2019)
on page 63.
on page 82.
on page 83.
on page 64.
Printed circuit boards and sensors
91