PDG-SU20
28
Fail to light up
Refer to LED
indicator and follow
indicative actions
Replace
Lamp Module
Replace
Power board
Replace
Ballast
Replace
Mainboard
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
Check
Mainboard
Check Ballast
Check
Lamp life
Check LED
indication
Check Power board
380V output
Replace
Optical Engine
NG
Check CW
Rotation while power on
No Volume
Replace
Speaker
Replace
I/Oboard
NG
NG
OK
Check
I/Oboard
Check
Speaker
Replace
Mainboard
Check
Mainboard
OK
NG
Summary of Contents for PDG-DSU20B
Page 8: ...PDG SU20 4 1 3 System Block Diagram ...
Page 25: ...PDG SU20 21 Step Figure Description 15 Remove the foot stand ...
Page 28: ...PDG SU20 24 z Remove the screws M3x6x2 z Remove Color wheel module ...
Page 49: ...PDG SU20 45 6 1 Mechanical Drawing ...
Page 50: ...PDG SU20 46 6 2 Optical Parts Location ...
Page 51: ...PDG SU20 47 ...
Page 52: ...PDG SU20 48 ...
Page 57: ...PDG SU20 53 Appendix D More details for main board measurement 1 Signal of DAD2000 26V 26V ...
Page 58: ...PDG SU20 54 2 Ballast Feedback Signal ...
Page 59: ......
Page 60: ... KA7A Sep 2007 DC 350 Printed in Japan SANYO Electric Co Ltd ...