Optoma DV11 - Page 30

DV11 / DVD100 / U2 / U3 
3-3
No Symptom
Procedure
3 No Image
- Ensure the Signal Cable and Source work
(If you connect multiple sources at the same time, use the

- Ensure all connectors are securely connected and aren’t
broken
- Check Main Board
- Check DMD Board
- Check Color Wheel
- Check DMD Chip
- Check Engine Module
4 No Light On
- Ensure all connectors are securely connected and aren’t
broken
- Check Lamp Module
- Check Lamp Driver
- Check LVPS
- Check Main Board
5 Mechanical Noise
- Check Color Wheel
- Check Fan Module
6 Line Bar/Line Defect
- Check if the Main Board and the DMD Board are
assembled properly
- Check Main Board
- Check DMD Board
- Check DMD Chip
7 Image Flicker

- Ensure that the signal cables and source are work as well
- Check Lamp Module
- Check Color Wheel- Check DMD Board
- Check Main Board