Adjusting Convergence; Removing The Light Engine Cover - Christie M Series Service Manual

9. To approximately recover the original factory boresight, position the three setscrews flush with
the front face of the lens mount plate and in contact with the inner lens mount plate.
This may require adjusting both setscrews and adjustment screws.
10. If further action is required, repeat steps 2 to 9.
11. Lock the setscrews, and re-check the boresight quality.
Tighten the setscrews to 2.1 Nm (18 in-lb) to ensure they do not shift.

Adjusting convergence

Normally the red, green and blue colors should overlap precisely to form pure white lines throughout
the image. A convergence problem is evident when one or more projected colors appears out of
alignment.
Convergence toolkit required: 003-000078-XX
Warning! If not avoided, the following could result in death or serious injury.
• SHOCK HAZARD! Disconnect the product from AC before installing, moving, servicing, cleaning,
removing components, or opening any enclosure.
• UV EXPOSURE! Protective UV safety glasses with side shields and Christie approved protective
safety clothing must be worn when performing optical adjustments or servicing the product.

Removing the light engine cover

Complete the following procedure to remove the light engine cover.
Before removing the light engine cover to adjust convergence:
• Set the projector to operate in a single lamp mode
• Reduce to minimum lamp power
1. Remove the top cover (on page 45).
2. Remove the light engine intake duct (on page 81).
3. Remove the card cage lid (on page 59).
4. Remove the bridge (on page 60).
5. Remove the remote temperature sensor module (RTSM) #3 harness from the two clips along
the card cage.
The fans are operational and can cause injury. Use extreme caution.
6. Remove seven screws from the light engine cover.
M Series Service Guide
020-100551-11 Rev. 1 (01-2019)
Copyright 2019 Christie Digital Systems USA, Inc. All rights reserved.
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Service setups
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