Video Signal Troubleshooting - Sanyo PDG-DSU20N Service Manual

Video Signal Troubleshooting

Computer
No Signal
Check
Source
OK
Check
Cable
OK
Check monitor
in signal
OK
Check u5
Output signal
PDG-SU20
NG
Turn on
Source
NG
Replace
Cable
NG
Replace
I/Oboard
NG
Replace
Mainboard
Video
No Signal
Check
Source
OK
Check
Cable
OK
Check
I/O Board
Check
Mainboard
29
NG
Turn on
Source
NG
Replace
Cable
NG
Replace I/O
Board
Replace
Mainboard