Christie GS Series Service Manual page 92

6. Unplug the keypad to LED board harness (ten pin) and keypad to main board harness (30 pin).
7. To separate the keypad and the rear cover, remove the two M3 screws with a Phillips #1
screwdriver.
8. Remove the mylar.
9. Remove the six M3 screws with a Phillips #1 screwdriver securing the keypad board.
10. To remove the keypad, take out the keypad board.
11. Replace the keypad board.
12. To re-install, follow these steps in reverse order.
GS Series 1075 Service Manual
020-001236-02 Rev. 1 (12-2019)
Printed circuit boards and sensors
92