DOWNLOAD Sharp 76GF-64H (serv.man29) Service Manual ↓ Size: 96.6 KB | Pages: 2 in PDF or view online for FREE

Model
76GF-64H (serv.man29)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
96.6 KB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
TV / CTR / IC1300 on centre speaker PWB running hot or dead set
File
76gf-64h-sm29.pdf
Date
PREV: Sharp 76GF-64H (serv.man28) Service Manual / Technical Bulletin

Sharp 76GF-64H (serv.man29) Service Manual / Technical Bulletin ▷ View online

CTV2002 06 01
Month of Issue: 
March 2003
        
Classification: 
YELLOW
TELEVISION TECHNICAL BULLETIN
Page 1 of 2
Sharp Electronics (UK) Limited
Reference SP021100XJC
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
28HW53H
32HW53H
66GF63H
66GF64H
76GF63H
76GF64H
SYMPTOM IC1300 running hot on centre speaker PWB or dead set (IC1300 causing short circuit
on +16 or –16v rails).
ACTION
1.
To reduce the operating temperature of IC1300 on the centre speaker PWB, add
jumper wires JL2 and JL3 as shown in figure 2.
2.  Check for and if necessary re-solder dry joints on C1306.
3.  Check the condition of IC1300 and replace if necessary.
NOTE
If the following modification has already been carried out to the centre speaker PWB it
is not necessary to carry out Action 1 above.
1.  Track cut below IC1300.
2.  Jumper link JL1 fitted.
Refer to figure 1 on page 2 for track and JL1 location.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
JF2
Jumper
VRS-TV1JD000J
AA
JF3
Jumper
VRS-TV1JD000J
AA
IC1300
Op-amp IC
VHIBA4558F/-1
AC
Tech Tip
In the case of a dead set, caused by short circuit IC1300, it is possible to run the set
by completely disconnecting the centre speaker PWB.
CTV2002 06 01
Month of Issue: 
March 2003
        
Classification: 
YELLOW
TELEVISION TECHNICAL BULLETIN
Page 2 of 2
Sharp Electronics (UK) Limited
Reference SP021100XJC
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
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Sharp 76GF-64H (serv.man29) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp 76GF-64H (serv.man29) Service Manual ↓ Size: 96.6 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 76GF-64H (serv.man29) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp 76GF-64H (serv.man29) CTR. Information contained in Sharp 76GF-64H (serv.man29) 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.

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76GF-64H (serv.man6) Parts list Service Manual / Parts Guide 13 1.04 MB
76GF-64H (serv.man30) Fitting instructions for alternative four-pin opto coupler (Revision 3) Service Manual / Technical Bulletin 3 597.54 KB
76GF-64H (serv.man43) Opto coupler soldering temperature. Service Manual / Technical Bulletin 1 54.39 KB
76GF-64H (serv.man42) ON TIMER fails to operate or no remote functions Service Manual / Technical Bulletin 1 65.4 KB
76GF-64H (serv.man41) Purity error due to incorrect operation of the degauss circuit Service Manual / Technical Bulletin 1 74.82 KB
76GF-64H (serv.man40) Details of power factor correction circuit additions. Standard EN61000-3-2 (Harmonic noise on the supply) instuctions Service Manual / Technical Bulletin 6 300.55 KB
76GF-64H (serv.man39) Alternative megatext IC Service Manual / Technical Bulletin 1 136.41 KB
76GF-64H (serv.man38) Intermittent loss of remote control response set locks up with picture and sound operational Service Manual / Technical Bulletin 1 10.67 KB
76GF-64H (serv.man37) Set resets whilst being watched or switches on from stand-by on its own Service Manual / Technical Bulletin 2 123.72 KB
76GF-64H (serv.man36) Part number omitted from (R613) Service Manual / Technical Bulletin 1 37.7 KB
76GF-64H (serv.man35) Upgrade of defective opto-coupler Service Manual / Technical Bulletin 3 591.94 KB
76GF-64H (serv.man34) Remote control battery cover has part number Service Manual / Technical Bulletin 1 39.79 KB
76GF-64H (serv.man33) Correction to part number for IC1002 Service Manual / Technical Bulletin 1 38.27 KB
76GF-64H (serv.man32) Ragged verticals at the top and bottom of the screen Service Manual / Technical Bulletin 1 8.99 KB
76GF-64H (serv.man31) Part number for Mains Lead Cord Grip Service Manual / Technical Bulletin 1 9.05 KB
76GF-64H (serv.man15) Faults in the East West Circuit Service Manual / Technical Bulletin 2 149.53 KB
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76GF-64H (serv.man27) Simplified procedure for the G2 and Grey Scale adjustments Service Manual / Technical Bulletin 1 11.72 KB
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76GF-64H (serv.man25) Fitting of alternative Q701 Service Manual / Technical Bulletin 1 650.12 KB
76GF-64H (serv.man24) Vertical stage faults Service Manual / Technical Bulletin 2 18.85 KB
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76GF-64H (serv.man21) Horizontal stage faults Service Manual / Technical Bulletin 2 340.61 KB
76GF-64H (serv.man20) Selection of NVM blanking jig Service Manual / Technical Bulletin 1 10.39 KB
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