Rotating Diffuser Assembly; Rear Illumination Optic System (Ios) - Christie Cinema 4K-RGB Service Manual

Rotating diffuser assembly

Learn how to remove the rotating diffuser.
1. Remove the pump module (on page 64).
2. Loosen the six screws securing the rotating diffuser cover.
3. Remove the diffuser control board (DIB board) (on page 94).
4. Loosen the screw to release the rotating diffuser and remove.
5. Replace the rotating diffuser.
6. To re-install, follow these steps in reverse order.

Rear illumination optic system (IOS)

Learn how to replace the rear illumination optic system (IOS).
Always wear powder-free latex gloves when handling IOS components.
1. Remove the top cover (on page 38).
2. Remove the electronics-side cover (on page 40).
3. Remove the DCI boundary bracket.
4. Remove the reservoir module (on page 62).
5. Remove the card cage (on page 45).
6. Remove the integrator assembly (on page 67).
7. Disconnect the diffuser harness (J135) from the diffuser interface board (DIB).
8. Remove the harness from the diffuser harness clip.
Cinema 4K-RGB Service Guide–CP4315-RGB, CP4320-RGB, CP4325-RGB, CP4330-RGB
020-102713-06 Rev. 1 (08-2022)
Copyright © 2022 Christie Digital Systems USA, Inc. All rights reserved.
If printed, please recycle this document after use.
Optics
71