Barco HDF W series, Service Manual

Page: 212 / 337

13. HDF Light Processor
13.9 High Contrast plate replacement
W
ARNING
:
Disconnect the power cord from the projector and wait a few minutes (to discharge the capacitors)
prior to start with this procedure.
C
AUTION
:
All servicing to the Light Pipe components has to be done in a dust free area. Use compressed air
to blow away all dust on the outside of the Light Processor and Light Pipe before entering the projector into
the dust free area.
Necessary tools
• 7mm fl at screwdriver.
• 2.5mm Allen wrench.
How to replace
1. Disconnect the wire unit (reference 1 image 13-22) of the High Contrast plate.
1
Image 13-22
2. Turn out the 4 screws (reference 1 to 4 image 13-23).
1
2
3
4
Image 13-23
3. Slide out the high contrast plate assembly.
4. Insert a new high contrast plate assembly.
5. Drive in the 4 screws (image 13-23)
6. Reconnect the cable of the high contrast plate.
A full calibration of the Motor Control Board is required in case the Motor Control Board has been replaced or
in case of any service intervention on the High Contrast plate or Lens Holder.
208 R5905312 HDF W SERIES 24/01/2013