Remove And Replace The Contrast Aperture Assembly; Remove And Replace The Liteloc Assembly - Christie J series 2.0kW Service Manual

4.5.29 Remove and Replace the Contrast Aperture Assembly

1. Power down the projector:
a. Turn the projector off and allow the projector to cool for a minimum of 5 minutes.
b. Disconnect the AC power cord from the rear of the projector.
2. If installed, remove the 3 stacking mounts from the top cover:
a. Remove and set aside the safety pin.
b. Remove the screw.
c. Remove the mount, the screw, and the spring and set them aside.
d. Repeat steps a to c for the remaining mounts.
3. Remove the 8 screws holding the top cover and then remove the top cover and set it aside.
4. Remove the lens side cover:
a. Loosen the 6 quick-release screws.
b. Remove the cover and set it aside.
5. Remove the 9 screws from the panel driver cover.
6. Disconnect the P17 from the panel driver and then release it from the 4 clamps.
7. Remove the screw securing the contrast aperture cover.
8. Remove the 2 screws securing the motor to the optical assembly.
9. Manually rotate the motor gear to close the contrast aperture enough to be removed.
10. Remove the contrast aperture.
11. Install the contrast aperture assembly.

4.5.30 Remove and Replace the LiteLOC Assembly

1. Power down the projector:
a. Turn the projector off and allow the projector to cool for a minimum of 5 minutes.
b. Disconnect the AC power cord from the rear of the projector.
2. Remove the lens side cover:
a. Loosen the 6 quick-release screws.
b. Remove the cover and set it aside.
J Series 2.0, 2.4, and 3.0kW Service Manual
020-100739-01 Rev. 1 (01-2012)
Section 4: Parts and Module Replacement
4-35