Sanyo PDG-DSU30 Service Manual page 27

No Symptom
Poor Uniformity/
9
Shadow
Dead Pixel/Dust
0
(Out of spec.)
 Garbage Image
Remote Control/

Control Panel Failed
3 Function Abnormal
4 Audio Abnormal
- Ensure the projection screen without dirt
- Ensure the projection lens is clean
- Measure Brightness under "Bright" mode. Ensure the
Brightness is within spec(please refer to 4-10 Optical
Performance Measure for how to get into "Bright" mode.)
- Check rod alignment
- 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 that the signal cables and source work as well
- Check Main Board
- Check DMD Board
- Remote Control
a. Check Battery
b. Check Remote Controller
c. Check Main Board
- Control Panel
a. Check Main Board
- Do "OSD reset" of the OSD Menu
- Check Main Board
- Check DMD Board
- Ensure that the signal cables and source are work as well
- Ensure that your Projector is not in "Mute" mode
- Check the interior Speaker of the projector
- Check Main Board
Procedure
PDG-DSU30 Confidential
3-4