CD-DVD500 (serv.man26). Humming noise from speakers - Sharp Audio Technical Bulletin (repair manual)

Model: CD-DVD500 (serv.man26)
Pages: 2 Few pages! See other manuals at the bottom of the first or last page.
Size: 89.35 KB
Type: PDF
Document: Technical Bulletin
Brand: Sharp
Device: Audio / System / Humming noise from speakers
File: cd-dvd500-sm26.pdf
Date: 2018-11-20

Read Sharp CD-DVD500 (serv.man26) Technical Bulletin online

AUD2002 04 02
Month of Issue:  
April 2002
        
Classification: 
White
AUDIO TECHNICAL BULLETIN
Page 1 of 2
Sharp Electronics (UK) Limited
Reference EAA1139
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
MODELS
CD-DVD500

SYMPTOM Humming noise from speakers.  This usually occurs when the video output jack (video
output jack or S-video output jack) and the video/auxiliary-input jack of the unit are
connected at the same time.
CAUSE
Poor earthing between input and output jack circuits.
ACTION
Add a jumper wire (LJ8) to the main PWB.  Please refer to the diagram on page 2 for
the fitting of LJ8.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
LJ8
Jumper wire
QCNWN2238AWZZ
AC

AUD2002 04 02
Month of Issue:  
April 2002
        
Classification: 
White
AUDIO TECHNICAL BULLETIN
Page 2 of 2
Sharp Electronics (UK) Limited
Reference EAA1139
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

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Download Sharp CD-DVD500 (serv.man26) Technical Bulletin

Here you can read online and download Sharp CD-DVD500 (serv.man26) Technical Bulletin in PDF. CD-DVD500 (serv.man26) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp CD-DVD500 (serv.man26) System. 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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