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No
Symptom
6
Line Bar/Line Defect
7
Image Flicker
8
Color Abnormal
Poor Uniformity/
9
Shadow
Dead Pixel/Dust
0
(Out of spec.)
Garbage Image
- Check whether the Main Board and the FPC Cable are
assembled properly
- Check Format Board
- Check Main Board
- Check 50 Pin FPC cable
50 Pin FPC cable
- Check DMD Chip
- Ensure that the signal cables and source are work as well
- Check 50 Pin FPC cable
- Check Format Board
- Check Main Board
- Check Engine Module
- Do "Auto Color" of the Service Menu
- Check Format Board
- Check Main Board
- Check 50 Pin FPC cable
50 Pin FPC cable
- Check Engine Module
Engine Module
- Ensure the projection screen without dirt
- Ensure the projection lens is clean
- Ensure the Brightness is within spec.
- Check Engine Module
- Ensure the projection screen without dirt
- Ensure the projection lens is clean
- Clean DMD Chip and Engine Module
- Check DMD Chip
- Check Engine Module
- Check 50 Pin FPC cable
- Ensure that the signal cables and source work as well
- Check Format Board
- Check Main Board
- Check Engine Module
Engine Module
Procedure
DV20
Confidential
3-2
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