Quad Dvi Em Controller (Qdec) - Christie Entero RPMWU-LED01 Service Manual

4.5.3 Quad DVI EM Controller (QDEC)

Estimated Replacement Time: 30 minutes
The QDEC is located at the top of the electronics module above the SIPC and connects to the passive
backplane module. Its purpose is to control and interface the processed content from the EM to the PHM.
NOTICE! Wear an ESD protective strap when replacing the QDEC.
1. Remove the SIPC.
See 4.5.1 Image Processor
2. Remove the DDIC.
See 4.5.2 Dual DVI Input Card
3. Disconnect the DVI, ethernet and power connections from the
end of the electronics module (EM).
4. Remove (6) #1 Phillips® screws from the top of the EM cover.
5. Remove (6) #1 Phillips® screws along the bottom of the cover.
6. Remove the EM cover.
7. Disconnect all the harnesses from the QDEC. This includes the
LED status display, fan 1, fan 2 and the remote XLR connection.
8. Using a side cutter, cut the cable ties from the harnesses.
9. Remove (4) 5 mm standoffs from the link A and link B connectors.
10. Remove (8) 5 mm standoffs from the front plate of the EM, lining the communications inputs.
11. Remove (2) #1 Phillips® screws from the side of the EM to remove the panel surrounding the DVI
connections to the PHM.
Entero RPMSP/RPMWU/RPMHD-LED01 Service Manual
020-100368-05 Rev. 1 (06-2012)
Card.
(DDIC).
Section 4: Parts and Module Replacement
4-11