28HW-53 (serv.man34). Set resets whilst being watched or switches on from stand-by on its own — Sharp TV Technical Bulletin (repair manual)

Model
28HW-53 (serv.man34)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
123.72 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / CTR / Set resets whilst being watched or switches on from stand-by on its own
File
28hw-53-sm34.pdf
Date

View Sharp 28HW-53 (serv.man34) Technical Bulletin online

CTV2002 01 05
Month of Issue:  
January 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 1 of 2
Sharp Electronics (UK) Limited
Reference SP014701X
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
56FW53H
66FW53H
66FW54H
76FW53H
76FW54H
66GF63H
66GF64H
76GF63H
76GF64H
59ESD7H
66ESD7H
28HW53H
32HW53H
SYMPTOM Set Resets whilst being watched or Switches on from Stand-by on its own.
CAUSE
Problem with Slave microprocessor ON TIMER function.
ACTION
Remove the parts listed below (IC701, R708, and C728).  See location parts on next
page.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC701
Reset IC
REMOVE
-
-
R708
Resistor
REMOVE
-
-
C728
Capacitor
REMOVE
-
-
CTV2002 01 05
Month of Issue:  
January 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 2 of 2
Sharp Electronics (UK) Limited
Reference SP014701X
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
MOTHER  BOARD
Page of 2
Display

Download Sharp 28HW-53 (serv.man34) Technical Bulletin

Here you can view online or download Sharp 28HW-53 (serv.man34) Technical Bulletin in pdf. This Technical Bulletin can help you recover, restore, fix, disassemble and repair Sharp 28HW-53 (serv.man34) CTR. Information contained in Sharp 28HW-53 (serv.man34) 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).