Chapter 3
Troubleshooting
3- Equipment Needed
- PC or Pattern Generator
- DVD Player (Video, S-Video, Audio)
- Quantum Data 802B or CHROMA 2327
3-2 Main Procedure
No
Symptom
No Power
2
Auto Shut
Down
3
No Image
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- Ensure the Power Cord and AC Power Outlet are securely
connected
- Check Lamp Cover and Interrupt Switch
- Ensure all connectors are securely connected and aren't
broken
- Check DC-DC
- Check Ballast
- Check Main Board
- Check LED Status
a. Lamp LED Light
- Check Lamp
- Check Lamp Driver
- Check Main Board
b. Temp LED Light
- Check Thermal Sensor
- Check Thermal Switch
- Check Fan
c. Color Wheel
- Check Color Wheel
- Check Photo Sensor
- 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 swtich)
- Ensure all connectors are securely connected and aren't
broken
- Check Main Board
- Check DMD Board
- Check Color Wheel
- Check DMD Chip
- Check Engine Module
3-
Procedure
Note: When you link the sources
Video, S-Video and Component at
the same time, the third source will
not be searched due to the original
design.
HD73