QT-V5E (serv.man7). Countermeasure for buttons locking up when using batteries - Sharp Audio Technical Bulletin (repair manual)

Model: QT-V5E (serv.man7)
Pages: 1 Few pages! See other manuals at the bottom of the first or last page.
Size: 73.79 KB
Type: PDF
Document: Technical Bulletin
Brand: Sharp
Device: Audio / Portable / Countermeasure for buttons locking up when using batteries
File: qt-v5e-sm7.pdf
Date: 2018-11-20

Next: Sharp QT-V5E (serv.man8) Technical Bulletin

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AUD 2005 01 03
Date of Issue:        28
th
 January 2005
        
Classification:
White
AUDIO TECHNICAL BULLETIN
Page 1 of 1
Sharp Electronics (UK) Limited
Reference - EAA-1303A
Revision  - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units
MODEL
QTV5E

SYMPTOM When using the unit on batteries, the buttons do not operate correctly.
CAUSE
Key scan current supply problems.
ACTION
Reduce the value of R348, R349 and R350 on the Display PWB from 56k to 10k.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
R348
Resistor, 10k 1/16W
9HX10805310000
AC
R349
Resistor, 10k 1/16W
9HX10805310000
AC
R350
Resistor, 10k 1/16W
9HX10805310000
AC

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Here you can read online and download Sharp QT-V5E (serv.man7) Technical Bulletin in PDF. QT-V5E (serv.man7) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp QT-V5E (serv.man7) Portable. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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QT-V5E (serv.man7) Service Manuals

Download	Pages	Size
QT-V5E (serv.man4) Cover, contents, safety, (1) General description, (2) Mechanism blocks, (3) Diagrams, (4) Circuit description Service Manual	9	937.31 KB
QT-V5E (serv.man5) (5) Circuit schematics and parts layout, (6) Others Service Manual	35	2.9 MB
QT-V5E (serv.man6) Service Manual	44	3.69 MB
QT-V5E Quick Start Guide User Guide / Operation Manual	2	781.8 KB
QT-V5E (serv.man2) User Guide / Operation Manual	40	3.59 MB
QT-V5E (serv.man3) Parts Guide	18	477.88 KB
QT-V5E (serv.man8) Correction of part numbers (items 202, 203 and 251) Technical Bulletin	1	4.49 KB

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