Remove And Replace The Card Cage - Christie J series 2.0kW Service Manual

Section 4: Parts and Module Replacement
4. Remove the lamp interlock switch.
5. Install the new lamp interlock switch.

4.5.43 Remove and Replace the Card Cage

CAUTION
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 8 screws holding the top cover and then remove the top cover and set it aside.
3. Remove the lens side cover:
a. Loosen the 6 quick-release screws.
b. Remove the cover and set it aside.
4. Remove the lens side small cover that sits behind the handle:
a. Loosen the 3 quick-release screws for the cover.
b. Remove the cover and set it aside.
5. Remove the removable cross member on the frame:
a. Remove the 2 hex head screws.
b. Lift and remove the bracket and set it aside.
6. Remove the 9 screws from the panel driver cover.
7. Remove the 6 screws securing the red (P84), green (P85), and blue (P86) connectors and then disconnect
the remaining cable connectors.
8. Disconnect all connectors from card cage and remove the wires and cables from the card cage enclosure.
9. Remove the rear skin:
a. Loosen the 8 quick-release screws on the rear cover.
b. Move the cover away from the rear of the projector to access the keypad PCB.
c. Disconnect the projector keypad harness connector P65.
10. Remove the 4 screws securing the front faceplate.
11. Remove the 3 screws securing the side of the air duct.
12. Remove air duct.
13. Remove the 3 screws securing the card cage assembly to the base of the projector.
14. Remove the low voltage power supply.
15. Slide the card cage out.
16. Install the new card cage.
4-46
Observe all ESD precautions when handling any of the PCBs in the projector.
J Series 2.0, 2.4, and 3.0kW Service Manual
020-100739-01 Rev. 1 (01-2012)