Acer P1166 Service Manual page 64

No Symptom
5 Mechanical Noise
6 Line Bar / Line
Defect
7 Image Flicker
8 Color Abnormal
9 Poor Uniformity /
Shadow
0 Dead Pixel / Dust
(Out of spec.)
 Garbage Image
- Check Color Wheel
- Check Fan Module
- Sometimes it's because of the DMD Chip and the DMD
Board did not assemble properly
- Check DMD Board
- Check DMD Chip
- Check Main Board
- Do "Reset" of the OSD Menu
- Ensure the Signal Cable and Source work as well
- Check Lamp Module
- Check Color Wheel
- Check DMD Board
- Check Main Board
- Do "Reset" of the OSD Menu
- Adjust Color Wheel Index
- Check Main Board
- Check Color Wheel
- Ensure the Projection Screen without dirt
- Ensure the Projection Lens is clean
- Ensure the Brightness is within spec.
(Replace the Lamp if the Brightness is less than spec.)
- Ensure DMD Chip is clean
- 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
- Ensure the Signal Cable and Source work as well
- Check Main Board
- Check DMD Board
P1166 / P1266 / P1266i / P1166P / P1266P Confidential
Procedure
3-4