PG-M20X (serv.man35). Intermittent shut down (colour wheel failure) - Sharp Projector Technical Bulletin (repair manual)

pg-m20x (serv.man35) technical bulletin
Model
PG-M20X (serv.man35)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
219.51 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
Projector / Intermittent shut down (colour wheel failure)
File
pg-m20x-sm35.pdf
Date

Read Sharp PG-M20X (serv.man35) Technical Bulletin online

LV075
Sharp Electronics (UK) Ltd., Technical Services Group
Model
PG-M20S, PG-M20X, PG-M25X
Problem
Intermittent shut down
(The colour wheel does not operate after turning the power on, and then the unit shuts
down immediately after the lamp lights up.)
Cause 
Colour wheel failure
Servicing 
If you received a service call from a customer for units with this phenomenon, please take
the following steps.
1.  Check if the resistance values between each terminal of the FPC on the colour wheel is
10 ohms or more.
2.  If the resistance is 10 ohms or more, the colour wheel is defective.
Replace the defective colour wheel with the improved one (RMOTBA002WJZZ).
Then make the electrical adjustments of CW index and white balance according to the
items 2, 11, 12, 13 and 14 in the electrical adjustment on the service manual.
3.  If the colour wheel is not defective, check if the technical report LV-064
countermeasure (power unit modification and firmware update) has been applied to the
unit.
Ref. No.
Part Code
Description
Price Code
6-1-2
RMOTBA002WJZZ
Colour Wheel
CD
INTERMITTENT SHUT DOWN (COLOUR WHEEL FAILURE)
TECHNICAL BULLETIN
Date:
15 May 2003
Model: PGM20/25
Ref.:
003
Colour: White
Page:
1 of 2
LV075
Sharp Electronics (UK) Ltd., Technical Services Group
Page of 2
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Here you can read online and download Sharp PG-M20X (serv.man35) Technical Bulletin in PDF. PG-M20X (serv.man35) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp PG-M20X (serv.man35) Projector. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.