Main Procedure - Acer X1161 Service Manual

3-2 Main Procedure

No Symptom
1 No Power
2 Auto Shut Down
3 No Light On
- Ensure the Power Cord and AC Power Outlet are securely
connected
- Ensure all connectors are securely connected and aren't
broken
- Check LVPS
- Check Lamp Driver
- Check Main Board
- Check LED Status
a. Thermal/Fan Failure: Quick Flashing red twice and
Steady blue by returns
- Check Fan
- Check Main Board
b. Lamp/Color wheel Failure: Quick Flashing blue twice and
Steady red by returns
- Check Lamp
- Check Lamp Driver
- Check Color Wheel
- Check Photo Sensor
- Check Main Board
- Ensure all connectors are securely connected and aren't
broken
- Check Lamp Cover, Interrupt Switch
- Check Lamp Module
- Check Lamp Driver
- Check LVPS
- Check Main Board
- Check Color Wheel
- Check Photo Sensor Board
Procedure
Failure: Quick Flashing blue twice and : Quick Flashing blue twice and
X1161/X1261 Confidential
3-2