PDG-DSU21
30
Video Signal Troubleshooting
Computer
No Signal
Turn on
Source
Replace
Cable
Replace
I/Oboard
Replace
Mainboard
OK
OK
OK
NG
NG
NG
NG
Check u5
Output signal
Check
Cable
Check
Source
Check monitor
in signal
Video
No Signal
Turn on
Source
Replace
Cable
Replace I/O
Board
NG
NG
NG
OK
OK
Check
Cable
Check
Source
Check
I/O Board
Replace
Mainboard
Check
Mainboard
Summary of Contents for PDG-DSU21B
Page 8: ...PDG DSU21 4 1 2 DSU21 System Block Diagram ...
Page 26: ...PDG DSU21 22 Step Figure Description 17 Remove the foot stand ...
Page 29: ...PDG DSU21 25 3 z Remove the screws M3x6x2 z Remove Color wheel module ...
Page 50: ...PDG DSU21 46 6 1 Mechanical Drawing ...
Page 51: ...PDG DSU21 47 6 2 Optical Parts Location ...
Page 52: ...PDG DSU21 48 ...
Page 53: ...PDG DSU21 49 ...
Page 58: ...PDG DSU21 54 z Appendix D More details for main board measurement 1 Signal of DAD2000 26V 26V ...
Page 59: ...PDG DSU21 55 2 Ballast Feedback Signal ...
Page 60: ... KA7AA May 2008 DC 300 Printed in Japan SANYO Electric Co Ltd ...