Replacing The Light Engine - Christie Boxer 4K Series Service Manual

1. Remove the top cover (on page 34).
2. Remove the light dump (on page 72).
3. Disconnect the inline shutter connector.
4. Loosen the captive screw securing the shutter using the 3 mm hex key, and pull it out.
5. Replace the shutter.
Make sure the new shutter bracket is engaged with the pins for realignment.
6. Install and route the new harness through the clips same as the old harness.
7. Connect the new shutter harness labeled shutter to the shutter, J-Switch to P-Switch on the
shutter assembly.
8. Connect J85 end of the shutter harness to P85 connector on the housekeeping (HKBA) board.
9. Re-install the light dump.
10. Re-install the top cover.

Replacing the light engine

The light engine modulates incoming light from the light source to create an image, which is projected
to the screen.
Estimated replacement time: 20 minutes
Boxer 4K Service Guide
020-101699-04 Rev. 1 (02-2018)
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