Optoma EW536 Service Manual page 29

No Symptom
4 No Image
5 Mechanical Noise
6 Line Bar/Line Defect
7 Image Flicker
8 Color Abnormal
- Ensure the Signal Cable and Source work
(If you connect multiple sources at the same time, use the
"Source" button switch)
- Ensure all connectors are securely connected and aren't
broken
- Check Main Board
- Check DMD Board
- Check DMD Chip
- Check Color Wheel
- Check Engine Module
- Check Color Wheel
- Check Fan Module
- Check if the Main Board and the DMD Board are assembled
properly
- Check Main Board
- Check DMD Board
- Check DMD Chip
- Do "Reset (All data)" of the OSD Menu
- Ensure that the signal cables and source are work as well
- Check Lamp Driver and waveform
- Check Lamp Module
- Check Color Wheel
- Check Photo Sensor and clean Photo Sensor
- Check DMD Board
- Check Main Board
- Do "Reset (All data)" of the OSD Menu
- Adjust Color Wheel Index
- Check Main Board
- Check DMD Board
- Check Color Wheel
EW536/HD66/DW318 Confidential
Procedure
3-3