Fold Mirror Adjustment Assembly - Christie Cinema 4K-RGB Service Manual

To keep out dust and other contaminant, Christie recommends covering the LOS opening with
a lint-free cloth.
11. To re-install, follow these steps in reverse order.
12. After replacing the integrator assembly, perform the following tasks as described in the Cinema
4K-RGB User Guide (P/N: 020-102712-XX).
• Perform a LOS coupling mirror alignment.
• Perform a LiteLOC calibration.

Fold mirror adjustment assembly

The fold mirror directs light towards the light engine.
1. Remove the top cover (on page 38).
2. Remove the electronics-side cover (on page 40).
3. Remove the front cover (on page 41).
4. Unlock the service door and open the door.
5. Disconnect the left coolant hose to the light engine.
This is the hose closest to the front of the projector.
6. Loosen the four screws securing the front laser optical subsystem (LOS) pump module.
7. Pull the LOS pump forward exposing the two access holes to the fold mirror.
8. Remove the four screws securing the fold mirror housing.
9. Remove the fold mirror adjustment assembly and replace.
10. To re-install, follow these steps in reverse order.
11. After the re-installation, follow the instructions in Adjusting the integrator rod and fold mirror
(on page 22).
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
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