PDG-SU20
25
4. Troubleshooting and Verifying the Repair
This chapter provides technicians with electronic background how to maintain the product. Moreover,
you can get the appropriate operation to solve some complicated problems of component repairing
and professional problems.
4.1. Troubleshooting
Warning
Do not directly look into the lens to avoid eyesight damages.
The projector is equipped with ventilation holes (intake) and ventilation holes (exhaust). Do not
block or place anything near these slots, or internal heat build-up may occur, causing picture
degradation or damage to the projector.
Confirm Software and hardware
(1)
Confirm FW version and lamp using hours
(2)
Confirm LED indicator
LED Type
Color
Status
Meaning
Lamp LED
Temp LED
Green
Off
Flash
-
The projector is in standby mode.
Lamp LED
Temp LED
Green
Green
Solid
Flash
The projector system has some problems with
its fan, so the projector cannot start up.
Lamp LED
Temp LED
Green
Green
Solid
Solid
The lamp is in good condition and is projecting
at maximum brightness.
Lamp LED
Temp LED
Amber
Green
Solid
Solid-
The lamp has reached its end of life and must
be changed soon. The lamp will continue to
operate until it fails. Change the lamp. If the
lamp is off, then the ballast will become
malfunction.
Lamp LED
Temp LED
Amber
Amber
Solid
Solid-
The projector is shutting the fan motor is
cooling the lamp for Shutdown. Do not unplug
the power cable or turn the power switch off
before the Lamp LED Change to Flashing. The
fan motor will turn off when the lamp has
cooled.
Содержание PDG-DSU20B
Страница 8: ...PDG SU20 4 1 3 System Block Diagram ...
Страница 25: ...PDG SU20 21 Step Figure Description 15 Remove the foot stand ...
Страница 28: ...PDG SU20 24 z Remove the screws M3x6x2 z Remove Color wheel module ...
Страница 43: ...PDG SU20 39 5 2 The backside of I O Board Connector Description No 4 Connect to Main board 100PIN NO 4 ...
Страница 49: ...PDG SU20 45 6 1 Mechanical Drawing ...
Страница 50: ...PDG SU20 46 6 2 Optical Parts Location ...
Страница 51: ...PDG SU20 47 ...
Страница 52: ...PDG SU20 48 ...
Страница 57: ...PDG SU20 53 Appendix D More details for main board measurement 1 Signal of DAD2000 26V 26V ...
Страница 58: ...PDG SU20 54 2 Ballast Feedback Signal ...
Страница 59: ......
Страница 60: ... KA7A Sep 2007 DC 350 Printed in Japan SANYO Electric Co Ltd ...