Printed Circuit Boards And Sensors; Replacing The Rear Ir Board - Christie GS Series Service Manual

Printed circuit boards
and sensors
Printed circuit boards (PCB) mechanically support and electrically connect to the projector
components. Sensors convert information such as temperature, light, and communication into
electrical signals.

Replacing the rear IR board

The rear IR sensor board receives command codes from the IR remote to control projector operation.
1. Remove the top cover.
See Removing the top cover
2. On the rear cover, remove the two M3 screws securing the IR lens.
3. On the top shielding, remove one mylar.
4. On the main board, unplug IR connector.
5. Replace the rear IR board.
6. To re-install, follow these steps in reverse order.
GS Series 630-635 Service Manual
020-001224-02 Rev. 1 (08-2018)
on page 51.
68