Main Procedure - Optoma EX556 Serivce Manual

3-2 Main Procedure

The other troubleshooting procedures please refer to common service manual
3-1(Main Procedure).
No Symptom
 Auto Shut Down
3D Image

Abnormal
- Check LED Status
a. Power LED flashes amber, Lamp LED light on red
- Check Lamp
- Check Lamp Driver
- Check Main Board
- Check Color Wheel
b.Power LED flashes amber, and Temp LED flashes red
- Check Fan
- Check Main Board
- Check Photo Sensor Board
c. Power LED flashes amber, Temp LED light on red
- Check Main Board
- Check Fan
- Ensure the using 3D glasses is good and you must face the
projection.
- Ensure the CD in DVD is HQFS format or the graphic card from
PC can support 3D format.
- Ensure your standing distance is less than 6m from screen.
- Ensure the 3D function is on and execute "3D sync invert" in OSD
menu.
- Check main board.
EX556/ES556/EW556/ES555/EX555
Procedure
Confidential
3-