Diffuser Control Board (Dib Pcb); Color Sensor Board - Christie CineLife+ CP4415-RGB Service Manual

Diffuser control board (DIB PCB)

Learn how to replace the diffuser control board (DIB).
1. Remove the electronics-side cover (on page 46).
2. Disconnect the J135 harness connector, the J136 harness connector, and the harness to the
diffuser.
3. Remove the screw (the right arrow in the image in step 2) securing the board and remove the
board.
4. Replace the board.
5. To re-install, follow these steps in reverse order.

Color sensor board

Remove the color sensor board and replace it with the upgraded board. A mechanical upgrade to the
housing is also required.
1. Disconnect the projector from power.
Allow approximately 10 minutes for the projection system and mirror to cool down before
servicing.
2. Raise the projector feet to create a clearance under the projector of approximately 12 cm (4 ¾
inches).
Alternatively, tip the projector so it is resting on its side.
3. Remove the bottom cover (on page 48).
4. Loosen the fastener from the installed cover (A in the image below).
CineLife+ 4K-RGB Service Guide–CP4415-RGB, CP4420-RGB, CP4425-RGB, CP4435-RGB
020-103257-02 Rev. 1 (08-2022)
Copyright © 2022 Christie Digital Systems USA, Inc. All rights reserved.
If printed, please recycle this document after use.
Printed circuit boards and sensors
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