DOWNLOAD Sharp PG-M25XE (serv.man35) Service Manual ↓ Size: 1.59 MB | Pages: 9 in PDF or view online for FREE

Model
PG-M25XE (serv.man35)
Pages
9
Size
1.59 MB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
Projector / Upgrade for the improvement of performance and reliability.
File
pg-m25xe-sm35.pdf
Date

Sharp PG-M25XE (serv.man35) Service Manual / Technical Bulletin ▷ View online

LV-080
Sharp Electronics (UK) Ltd., Technical Services Group
Model 
PG-M20X, PG-M20S, PG-M25X
Phenomenon
• No picture
• Lamp does not light up or it goes off.
• Locks up, etc.
For more details, refer to the flowchart on the page 3 of this technical report.
Servicing
In the above model, the following upgrade has been implemented to improve performance
and reliability. When you service/repair this model, please perform the following
countermeasures to the unit.
No
Countermeasure
Take the steps according to
(Effective models)
1
• Add a 100k. resistor (VRS-CY1JF104J ) in
parallel to R7421.
• Adjust the voltage of 2.5V line to 2.62±0.02
with VR7401.
• Update the firmware of unit
*1
Technical report LV-064
Revised
(PG-M20X/S, PGM-25X)
2
• Check the colour wheel if it is defective. If
so, replace it with the improved type
(RMOTBA002WJZZ)
*2
, then
perform the electrical adjustments of CW
index and White balance.
Technical report LV-075
(PG-M20X/S, PGM-25X)
3
• Change R2009 to 100. (VRS-CY1JF101JY).
• Add 470 pF (VCCCCY1HH471JY) as
C2009.
• Update the firmware of unit
*1
.
Page 4 of this technical report
(PG-M20X/S, PGM-25X)
4
• Add a jumper (QCNW-1869TAZZ) to the
PC I/F unit.
Page 5 of this technical report
(PG-M20X/S, PGM-25X)
5
• Add a jumper (QCNW-B664WJZZ) to the
power unit.
Page 6 of this technical report
(PG-M20X)
6
• Clean the dust from the cooling fan and the
other PWB units.
(PG-M20X/S, PGM-25X)
7
• Add two lead wires (QCNW-B547WJZZ)
between the input unit and the power unit.
Page 7 of this technical report
(PG-M20X/S, PGM-25X)
8
• Change C9523 to 33 µF
(VCAAPC0GJ336MY).
Page 8 of this technical report
(PG-M20X/S, PGM-25X)
9
• Add 1k . (VRS-CY1JF102J) in parallel to
C3738.
• Update the firmware of unit
*1
.
Page 9 of this technical report
(PG-M25X)
10
• Update the firmware of Wireless LAN Card.
Technical reportLV-065
(PG-M25X)
UPGRADE FOR THE IMPROVEMENT OF PERFORMANCE
AND RELIABILITY
TECHNICAL BULLETIN
Date:
15 October 2003
Model: PGM20S 
PGM25X
Ref.:
005
Colour: White
Page:
1 of 9
LV-080
Sharp Electronics (UK) Ltd., Technical Services Group
Parts
Kit part code
Description
Parts delivery section
BQC-PGM20X//2
Part kit for LV-080
J
The component parts listed on the page 2 are included in this kit part.
Parts included in the kit parts BQC-PGM20X//2
Ref
Parts code
Description
Price code
---
QCNW-1869TAZZ
UL1571 AWG36
AD
---
QCNW-B547WJZZ
Lead wires (Red and black)
AE
---
QCNW-B664WJZZ
UL1007 AWG24 35mm
AD
C9523
VCAAPC0GJ336MY
Capacitor, 33 µF (4V)
AE
C2009
VCCCCY1HH471JY
Capacitor, 470pF
AA
R2009
VRS-CY1JF101JY
Resistor, 100 .
AA
R3720
VRS-CY1JF102JY
Resistor, 1k .
AA
----
VRS-CY1JF104JY
Resistor, 100k .
AA
*1 
If you update the firmware of unit, please update it to the following latest version.
PG-M20X : M20X021206
PG-M25X : M25X021128
PG-M20S : M20S021212
*2 
The improved colour wheel (RMOTBA002WJZZ) is not included in the kit part
(BQC-PGM20X//2), because the existing colour wheel should be replaced only when it is
defective.
LV-080
Sharp Electronics (UK) Ltd., Technical Services Group
LV-080
Sharp Electronics (UK) Ltd., Technical Services Group
No 3
Models:
Model name
Serial number
range
Model name
Serial number
range
Model name
Serial number
range
PG-M20X (U)
~301318215
PG-M25X (U)
~212312149
PG-M20S (U)
~301313436
PG-M20X (E)
~301314386
PG-M25X (E)
~212312108
PG-M20S (E)
~301313602
PG-M20X (X)
~301311160
PG-M25X (X)
~212311120
PG-M20S (K)
~301311364
PG-M20XA
~301311231
PG-M25X (D)
~211311291
Parts:
Ref. No.
Part code
Description
R2009
VRS-CY1JF101JY
Resistor, 100 Ω
C2009
VCCCCY1HH471JY
Capacitor, 470 pF
Procedure:
1. Change R2009 from 10 . to 100 . (VRS-CY1JF101JY).
2. Add C2009 (VCCCCY1HH471JY).
See below figure.
3. Check the firmware version of the unit.
If it is older than the following firmware version. Update the firmware of unit to the latest version.
PG-M20X: M20X021206
PG-M25X: M25X021128
PG-M20S: M20S021212
As for the update procedure, refer to the firmware update procedure of technical report LV-064 revised.
Page of 9
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Sharp PG-M25XE (serv.man35) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp PG-M25XE (serv.man35) Service Manual ↓ Size: 1.59 MB | Pages: 9 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Technical Bulletin for the Sharp PG-M25XE (serv.man35) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp PG-M25XE (serv.man35) Projector. Information contained in Sharp PG-M25XE (serv.man35) Service Manual / Technical Bulletin (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.