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

32jw-73h (serv.man30) technical bulletin
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

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

Here you can read online and download Sharp 32JW-73H (serv.man30) Technical Bulletin in PDF. 32JW-73H (serv.man30) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp 32JW-73H (serv.man30) CTR. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.