Backplane Pcb - Christie CP4230 Service Manual

5.9.2 Backplane PCB

The Backplane PCB is located at the back of the cardcage. The PIB and ICP boards are connected directly to
the Backplane board.
(Estimated Replacement Time: 55 minutes)
1. Remove the front top lid. Refer to
page 5-6.
2. Remove PIB/ICP Cover. Refer to
on page 5-10
3. Remove the high security lid. Refer to
Lid, on page 5-7.
4. Remove the security ring by pressing down on the latch
located on the side of the cardcage. (Figure 5-33 Remove
Security Ring)
5. Remove the blank faceplate, PIB and ICP PCBs from the
Backplane.
6. Remove the hex driver holder plates from the top of the
cardcage assembly. (Figure 5-35)
7. Disconnect the LEQD board from the Backplane. (
8. Disconnect all eight harnesses from the Backplane.
9. Disconnect the two top cardcage fans from the inline connectors. NOTE: Two additional fans can be
added to the top of the cardcage. If these optional fans are used in your projector, remove them also.
10. Loosen the thumbscrew securing the front side of the cardcage to the baseplate.
11. Pull up on the cardcage and remove.
12. Using a #1 Phillips
Backplane to the cardcage. (Figure 5-36)
13. Slide the Backplane out of the cardcage.
14. When installing, repeat the above instructions in reverse. Once
the projector is up and running, Service Marriage must be
performed to continue playing encrypted content. Marriage
should only be reset by Christie authorized service technicians.
Refer to 3.6 Performing Marriage, on page
CP4230 Service Manual
020-100622-04 Rev. 1 (05-2016)
5.4.2 Front Top Lid, on
5.4.10 PIB/ICP Cover,
5.4.3 High Security
, remove the 15 screws securing the
™
Section 5: Parts and Module Replacement
Figure 5-40 Remove LEQD, on page 5-28
3-14.
Figure 5-36 Cardcage with Backplane
Figure 5-35 Tool Holder
)
5-25