DOWNLOAD Sharp 66DW-18H (serv.man37) Service Manual ↓ Size: 8.19 KB | Pages: 1 in PDF or view online for FREE

Model
66DW-18H (serv.man37)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
8.19 KB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
TV / CTR / Counter measure for poor teletext performance
File
66dw-18h-sm37.pdf
Date

Sharp 66DW-18H (serv.man37) Service Manual / Technical Bulletin ▷ View online

Sharp Electronics (UK) Limited
Originator AvW   Supervisor                        Approval Date    /   /     Reference SP84300X
Revision  2
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
CTV990105
Month of Issue: January 1999
        Classification:                White
TELEVISION TECHNICAL BULLETIN
Page 1 of 1
MODELS
66DW18H
76DW18H
SYMPTOM Poor teletext performance.
CAUSE
Poor video signal level into the teletext decoder and errors in the EPROM data.
ACTION
Carry out the following circuit change.
1.  Change R447 (connected to pin 9 of IC401) with a 0R jumper.
2.  Change the EPROM (IC1004) with the one listed below.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC1004
EPROM, 66DW18H
CH-IX1642CJH0
AZ
IC1004
EPROM, 76DW18H
CH-IX1642CJH1
AX
R447
SMD resistor, 0R
VRS-TV1JD000J
AA
Display

Sharp 66DW-18H (serv.man37) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp 66DW-18H (serv.man37) Service Manual ↓ Size: 8.19 KB | Pages: 1 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Technical Bulletin for the Sharp 66DW-18H (serv.man37) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp 66DW-18H (serv.man37) CTR. Information contained in Sharp 66DW-18H (serv.man37) 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.