Video Signal Troubleshooting - Acer P1165E Service Manual

Video Signal Troubleshooting

Computer
No Signal
Check
Source
OK
Check
Cable
OK
Check monitor
without signal
OK
Check
I/O Board
OK
Check
Optical Engine
P1165E&P5260E
NG Turn on
Source
NG
Replace
Cable
NG Replace
Mainboard
NG Replace I/O
Board
NG
Replace
Optical Engine
Video
No Signal
NG
Check
Source
OK
NG
Check
Cable
OK
NG
Check
I/O Board
OK
NG
Check
Optical Engine
25
Turn on
Source
Replace
Cable
Replace I/O
Board
Replace Optical
Engine