76FW-54H (serv.man30). Upgrade of defective opto-coupler — Sharp TV Technical Bulletin (repair manual)

Model
76FW-54H (serv.man30)
Pages
3 Few pages! See other manuals at the bottom of the first or last page.
Size
591.94 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / CTR / Upgrade of defective opto-coupler
File
76fw-54h-sm30.pdf
Date

View Sharp 76FW-54H (serv.man30) Technical Bulletin online

CTV2002 05 02
Month of Issue:  
May 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 1 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
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
76FW53H
66FW54H
76FW54H
66GF63H
66GF64H
76GF64H
REASON
Upgrade of defective opto-coupler .
ACTION
Replace the following parts noting the different pinout of the optocoupler
REF NO
Old Part No.
New Part No.
PRICE CODE
IC705
RH-FX0106BMZZ*
RH-FX0113BMZZ
AD
IC703
RH-FX0110BMZZ*
AD
IC704
RH-FX0112BMZZ*
AD
IC1703
*Any of the listed part Nos. may be fitted
R724
VRS-TQ2BD271J
VRS-TQ2BD221J
AA
R750
VRS-TV1JD104J
VRS-TV1JD334J
AA
R711
VRS-TV1JD182J
VRS-TV1JD122J
AA
R1017
VRS-TV1JD122J
VRS-TV1JD102J
AA
The required parts have been prepared into a kit and can be ordered using the following part
number
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
---
Parts kit
GF/FWOPTOKIT
AE
Please note
This 4 pin device replaces the 6 pin device.
Pins 1 and 2 are the same but pins 3 and 4 are the equivalent of pins 5 and 6.
This requires that the new opto-coupler is fitted Diagonally.
Please see the diagrams on page 2 and 3 to illustrate this.
CTV2002 05 02
Month of Issue:  
May 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 2 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
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
Please note the positioning of the opto couplers in the case of IC705 (power) above and the data
opto couplers (IC703 and IC704)
CTV2002 05 02
Month of Issue:  
May 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 3 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
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
Please note the positioning in the case of the Dolby Power supply.
CTV2002 05 02
Month of Issue:  
May 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 3 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
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
Please note the positioning in the case of the Dolby Power supply.
CTV2002 05 02
Month of Issue:  
May 2002
        
Classification: 
White
TELEVISION TECHNICAL BULLETIN
Page 3 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
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
Please note the positioning in the case of the Dolby Power supply.

Download Sharp 76FW-54H (serv.man30) Technical Bulletin

Here you can view online or download Sharp 76FW-54H (serv.man30) Technical Bulletin in pdf. This Technical Bulletin can help you recover, restore, fix, disassemble and repair Sharp 76FW-54H (serv.man30) CTR. Information contained in Sharp 76FW-54H (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).