Removing The Coupling Elbow Mirror Assembly; Replacing The Laser Optical Subsystem (Los) - Christie 4K40-RGB Series Service Manual

Removing the coupling elbow mirror assembly

1. Remove the card cage (on page 56).
2. Remove the rear illumination optic system (IOS) (on page 80).
3. Remove the four screws securing the mirror.
4. Rotate the four spring clips clear of the mirror.
5. Replace the mirror assembly.
6. To re-install, follow these steps in reverse order.
7. After re-installing the assembly, perform optical adjustments (on page 14) and software
calibration.

Replacing the laser optical subsystem (LOS)

Two methods are available to remove the LOS: flipping the unit on the side or using the H1 LOS
service kit (P/N: 163-123107-XX) from the bottom of the projector.
1. Remove the following covers from the projector: top cover (on page 33), rear cover (on page
33), electronics-side cover (on page 34), side-intake cover (on page 35), and bottom cover
(on page 36).
2. Remove the radiator (on page 52).
3. Remove the radiator intake fan pack (on page 47).
4. Disconnect the two liquid cooling hoses connected to the LOS.
5. To remove the bottom-left cover connection bracket, loosen the two captive screws securing it.
6. Disconnect the harnesses from the LOS.
J150, J151, J152, and J153 from the red board and J155, J156, J157, J158, and J159 from the
green board.
7. Prepare to remove the LOS.
• If using the H1 LOS service kit, place the jack under the center of the LOS on the bottom
of the projector. Minimum height requirement is 250 mm (9.8 inches).
• If not, flip the projector on its side.
Christie recommends flipping the projector on the intake side.
8. Loosen the four captive screws on the bottom of the LOS.
4K40-RGB Series Service Guide–D4K40-RGB, Roadie 4K40-RGB, Mirage 4K40-RGB
020-102960-02 Rev. 1 (12-2019)
Copyright 2019 Christie Digital Systems USA, Inc. All rights reserved.
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Optics
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