Optoma HD710 - Page 38

HD71/HD710/HD75
Condential
3-3
No Symptom
Procedure
4
No Image
- Ensure the Signal Cable and Source work
(If you connect multiple sources at the same time, use the
“Source” button on the control panel to switch)
- Ensure all connectors are securely connected and aren’t
broken
- Check Main Board
- Check Component Board ( Component Video only)
- Check DMD Board
- Check DMD Chip
- Check Engine Module
5
No Light On
- Ensure all connectors are securely connected and aren’t
broken
- Check Lamp Module
- Check Lamp Driver
- Check LVPS
- Check Main Board
6 Machanical Noise
- Check Color Wheel
- Check Fan Module
7 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
8 Color Abnormal
- Do “Reset(All data)” of the OSD Menu
- Adjust Color Wheel Index
- Check Main Board
- Check DMD Board
- Check Color Wheel