Main Procedure - Acer K130 Service Manual

3-2 Main Procedure

No Symptom
1 No Power
 Auto Shut Down
3 No Light On
4 No Image
5 Mechanical Noise
Line Bar/Line
6
Defect
7 Image Flicker
- Ensure the Power Cord ,Power adapter and AC Power Outlet are
securely connected.
- Ensure all connectors are securely connected and aren't broken.
- Check FPC cable between multimedia board and Main Board. Check FPC cable between multimedia board and Main Board.
- Check multimedia board
- Check main board
- Ensure the projector is not put on a soft pad and the air vent is not
blocked.
- Execute fan calibration.
- Check Fan Module
- Check Main Board
- Ensure all connectors are securely connected and aren't broken
- Check multimedia board
- Check main board
- Ensure the Signal Cable and Source work well
(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
- Ensure all Multi-media Format are spported by the projector (detail
in chapter 1-3).
- Check FPC cable between multimedia board and Main Board.
- Check Multimedia Board
- Check Main Board
- Check DMD Chip
- Check Engine Module
Check Fan Module
- Check if the Main Board and the DMD Board are assembled
properly
- Check Main Board
- Check DMD Board
- Check DMD Chip
- Execute "Reset" of the OSD Menu. Reset" of the OSD Menu. " of the OSD Menu.
- Ensure that the signal cables and source work well
- Check multimedia board
- Check main board
Procedure
Confidential
K130 3-