3-2
FF1
No
Symptom
Procedure
5
Mechanical Noise
- Check Fan Module
6
Line Bar / Line
Defect
- Check if the DMD Chip and the DMD Board are
assembled properly
- Check DMD Board
- Check DMD Chip
- Check Main Board
7
Image Flicker
- Do “Reset” of the OSD Menu
- Ensure the Signal Cable and Source work
- Check Battery Board
- Check Power Board
- Check IO Board (Video)
- Check DMD Board
- Check Main Board
8
Color Abnormal
- Do “Reset” of the OSD Menu
- Check Battery Board
- Check Power Board
- Check LED Board
- Check Main Board
- Check Engine (LED light source)
9
Poor Uniformity /
Shadow
- Ensure the Projection Screen without dirt
- Ensure the Projection Lens is clean
- Check Engine Module
10
Dead Pixel / Dust
(Out of spec.)
- Ensure the Projection Screen without dirt
- Ensure the Projection Lens is clean
- Clean DMD Chip and Engine Module
- Check DMD Chip
- Check Engine Module
11
Garbage Image
- Ensure the Signal Cable and Source work
- Check Main Board
- Check DMD Board
12
Remote Controll
or Control Panel
Failed
- Remote Control
a. Check Battery
b. Check Remote Control
c. Main Board IR Receiver
- Control Panel
a. Check Keypad
b. Check Main Board
