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P3150/P3250/P3150 Refresh/P3250 Refresh/P3251
Condential
3-6
No Symptom
Procedure
7
Image Flicker
• Do “Reset (All data)” of the OSD Menu
• Ensure that the signal cables and source are work as well-
Check Lamp Module
• Check Colour Wheel
• Check DMD Board
• Check Main Board
8 Colour Abnormal
• Do “Reset (All data)” of the OSD Menu
• Adjust Colour Wheel Index
• Check Main Board
• Check DMD Board
• Check Colour Wheel
9
Poor Uniformity/
Shadow
• Ensure the projection screen without dirt
• Ensure the projection lens is clean
• Ensure the Brightness is within spec
• Check rod alignment
• Check Engine Module
10
Dead Pixel/Dust
(Out of spec.)
• Ensure the projection screen without dirt
• Ensure the projection lens is clean
• Check DMD Chip and Engine Module
• Check DMD Chip
• Check Engine Module
11 Garbage Image
• Ensure that the signal cables and source work as well.
• Check Main Board
• Check DMD Board
12
Remote Control/
Control Panel Failed
• Remote Control
a. Check Battery
b. Check Remote Controller
c. IR Sensor Board
d. Check Main Board
• Control Panel
a. Check FPC
b. Check key pad
c. Check Main Board