Main Procedure - Optoma EX612 Service Manual

3-2 Main Procedure

No Symptom
 No Power
 Auto Shut Down
- Ensure the Power Cord and AC Power Outlet are securely con-
nected
- Ensure all connectors are securely connected and aren't broken
- Check LVPS
- Check Lamp Driver
- Check Main Board
- Check LED status
a. Lamp Fail: ON/STANDBY LED (flashes amber);
Lamp LED (lights red)
- Check Lamp
- Check Lamp Driver
- Check Main Board
- Check Color Wheel
- Check Photo Sensor
- Check whether Wireless status of OSD Menu is on
(connect VGA1- IN port with VGA source)
b. Over Temp.: ON/STANDBY LED (flashes amber); ON/STANDBY LED (flashes amber);
Temp LED (lights red)
- Check Thermal Switch
- Check Fan
- Check Main Board
c. Fan Fail: ON/STANDBY LED (flashes amber); ON/STANDBY LED (flashes amber);
Temp LED (Flashes red)
- Check Fan
- Check Main Board
EX612/EX615/EW615i/EX612i/EX615i
Procedure
LED (flashes amber);
LED (flashes amber);
EX615i Confidential
3-