Acer P1165E Service Manual page 31

Abnormal Image Troubleshooting
Image abnormal
Power
on again and reset
OSD
OK
Check
input cable and
signal setting
OK
Check
I/O Board
OK
Check
Main board
OK
Check
Optical Engine
P1165E&P5260E
NG
Adjust
Input signal
NG Replace I/O
Board
NG Replace
Main Board
NG
Replace Optical
Engine
Color abnormal
NG
Check input cable
and signal setting
OK
NG
Check Color
Wheel Index
OK
NG
Check
I/O board
OK
NG
Check
Main board
OK
NG
Check
Optical Engine
26
Adjust
Input signal
Adjust Color
Wheel Index
Replace I/O
board
Replace
Main Board
Replace
Optical Engine