32JW-73H (serv.man30). Dead or intermittent dead — Sharp TV Technical Bulletin (repair manual)

Model
32JW-73H (serv.man30)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
7.06 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / CTR / Dead or intermittent dead
File
32jw-73h-sm30.pdf
Date
PREV: Sharp 32JW-73H (serv.man29) Technical Bulletin

View Sharp 32JW-73H (serv.man30) Technical Bulletin online

CTV2003 07 02
Date of Issue:  
27
th
 April 2004
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 1 of 1
Sharp Electronics (UK) Limited
Reference JR09072003-1
Revision 3
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
28JW73H
32JW73H
28JF73H
32JF73H
SYMPTOM
The following faults may be apparent on the set:
•
  Not coming out of standby.
•
  Intermittently entering standby.
•
  No line drive.
•
  Erratic line drive.
•
 Line 
tearing.
ACTION
A number of components can cause this problem.  Ensure that the line driver
transistor is replaced with the one listed below, and that all of the microprocessor
(IC1001) connections are re-flowed.
If the above action does not cure the symptom, replace both of the audio output
amplifier IC's - IC1301 and IC1302.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
Q601
Transistor, 2SC2482
VS2SC2482//-1
AC
IC1301
IC, TDA7480
VHITDA7480/-1
AK
IC1302
IC, TDA7480
VHITDA7480/-1
AK

Download Sharp 32JW-73H (serv.man30) Technical Bulletin

Here you can view online or download Sharp 32JW-73H (serv.man30) Technical Bulletin in pdf. This Technical Bulletin can help you recover, restore, fix, disassemble and repair Sharp 32JW-73H (serv.man30) CTR. Information contained in Sharp 32JW-73H (serv.man30) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).
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