Removing The Illumination Optic System - Christie CP2208 Service Manual

1. Turn the projector off and then disconnect it from AC power.
2. Remove the top lid. See
3. Remove the front skin. See
4. Remove the screw from the yellow notch filter cover and then remove the cover.
5. Remove the hex screw inside the yellow notch filter connecting it to the IOS.
6. Remove the two hex screws that secure the yellow notch filter to the IOS. If necessary, loosen
the center nut.
7. Carefully pull the filter out of the IOS.
When reinstalling the yellow notch filter, recalibrate MCGD and green primary. See the CP2208
User Manual (P/N: 020-101916-xx).

Removing the Illumination Optic System

Warning! Failure to comply with the following could result in serious injury.
UV HAZARD! Always wear protective safety clothing and a face shield when performing service with
the safety shield removed and a lamp installed.
The IOS is a magnesium frame that holds the light engine. The light tube and most optical
components are fastened to the IOS. All components except the second fold mirror can be removed
on their own; therefore, the need to replace the IOS is low.
1. Turn the projector off and then disconnect it from AC power.
2. Remove the top lid. See
3. Remove the two screws that secure the light engine cover.
4. Remove the light engine blower.
5. Remove the light engine. See
6. Remove the reflector assembly. See
7. Remove the lamp adjust. See
8. Remove the two screws that secure the firewall that separates the lamp housing from the light
engine.
9. Remove the four screws from the bottom of the IOS.
10. Lift the IOS out of the projector housing.
When reinstalling the IOS, you must complete these tasks:
a. Adjust the aperture shadows.
b. Reshoot the MCGD.
c. Verify the TCGD correction.
d. Create new screen files.
e. Verify the brightness uniformity.
CP2208 Service Manual
020-101917-01 Rev. 1 (11-2015)
Removing the top lid
Removing the front skin
Removing the top lid
Replacing the light engine
Table on page
Removing the lamp adjust assembly
Parts and Module Replacement
on page 33.
on page 34.
on page 33.
on page 49
48.
on page 47.
.
65