GENERAL (serv.man50). ERA7RS Transistor and Fuse Failure, modification. - Sharp EPOS Technical Bulletin (repair manual)

general (serv.man50) technical bulletin
Model
GENERAL (serv.man50)
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PDF
Document
Technical Bulletin
Brand
Device
EPOS / ERA7RS Transistor and Fuse Failure, modification.
File
general-sm50.pdf
Date

Read Sharp GENERAL (serv.man50) Technical Bulletin online

Date 20
th
 March 2002
Model Name:
ER-A5RS/ERA7RS
General:
There have been instances of failure of the ERA5RS/ERA7RS. Immediately or
after short using time the fuse burn's out due to a defective transistor Q1.
The problem only applies to PWB’s using 
VSKTD1413++-1 (Q1)
Field Action:
If the transistor VSKTD1413++-1 has become faulty replace with
VS2SK2462++-1
And replace the resistor R24 on the ERA5RS or R117 on the ERA7RS with
those shown below.
Model Name
Old Part
New Part
Fix Date
ERA5RS/ERA7RS
VSKTD1413++-1 (Q1)
VS2SK2462++-1 (Q1)
Jan 2002
ERA5RS
VRS-TS2AD222J (R24)
VRS-TS2SAD821J (R24)
Jan 2002
ERA7RS
VRS-TS2AD222J (R117)
VRS-TS2SAD821J (R117)
Jan 2002
ELECTRONIC CASH REGISTER
TECHNICAL BULLETIN
ER-A5RS/ERA7RS
Transistor Failure
Display

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