DOWNLOAD Sharp QT-CD40E (serv.man4) Service Manual ↓ Size: 48.79 KB | Pages: 2 in PDF or view online for FREE

Model
QT-CD40E (serv.man4)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
48.79 KB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
Audio / Portable / Counter measure for erratic compact disc operation due to vibration
File
qt-cd40e-sm4.pdf
Date

Sharp QT-CD40E (serv.man4) Service Manual / Technical Bulletin ▷ View online

Sharp Electronics (UK) Limited    CE Technical Support Group
Originator  
$Y:
$Y:
    Supervisor   
   
     Approval Date       /    /        Reference   EAA-850 
White - Carry out as required      Yellow - Carry out as required and whenever unit comes in for service      Red - Carry out on all units
AUD980607
Month of Issue : June 1998
Classification    :        White
AUDIO TECHNICAL BULLETIN
Page 1 of 2
MODELS
  QTCD50H
  QTCD150H
  QTCD40E
SYMPTOM
During playback of the compact disc, intermittent dropout may occur due to
vibration.
CAUSE
Spring cushions loosing rigidity and servo circuit response too slow.
ACTION
Change the spring cushions as indicated in the diagram on page 2.
Also carry out the following circuit modification.
1.  Change C125 for the part indicated below.
2.  Remove capacitors C123, C126 and C127.
3.  Change R115, R116, R118, R119 and R123 for the parts indicated below.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
C125
Capacitor 33nF
VCKZPU1HF333Z
AA
R115
Resistor 27k
VRD-ST2CD272J
AA
R116
Resistor 39k
VRD-ST2CD392J
AA
R118
Resistor 150k
VRD-ST2CD154J
AA
R119
Resistor 82k
VRD-ST2CD823J
AA
R123
Resistor 220k
VRD-ST2CD224J
AA
Sharp Electronics (UK) Limited    CE Technical Support Group
Originator  
$Y:
$Y:
    Supervisor   
   
     Approval Date       /    /        Reference   EAA-850
White - Carry out as required      Yellow - Carry out as required and whenever unit comes in for service      Red - Carry out on all units
AUD980607
Month of Issue : June 1998
Classification    :        White
AUDIO TECHNICAL BULLETIN
Page 2 of 2
Fitting of rubber Mounts - New Type Shown on Right
Location of Components
Display

Sharp QT-CD40E (serv.man4) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp QT-CD40E (serv.man4) Service Manual ↓ Size: 48.79 KB | Pages: 2 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Technical Bulletin for the Sharp QT-CD40E (serv.man4) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp QT-CD40E (serv.man4) Portable. Information contained in Sharp QT-CD40E (serv.man4) 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.