VC-MH69HM (serv.man24). Counter measure to cure noise on the picture while playing back a NTSC tape — Sharp VCR Technical Bulletin (repair manual)

Model
VC-MH69HM (serv.man24)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
10.31 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
VCR / Counter measure to cure noise on the picture while playing back a NTSC tape
File
vc-mh69hm-sm24.pdf
Date

View Sharp VC-MH69HM (serv.man24) Technical Bulletin online

Sharp Electronics (UK) Limited    CE Technical Support Group
Originator  
$Y:
$Y:
    Supervisor   
   
     Approval Date       /    /        Reference   TB-T9707027 
White - Carry out as required      Yellow - Carry out as required and whenever unit comes in for service      Red - Carry out on all units
VCR980202
Month of Issue : February 1998
Classification : 
White
VIDEO TECHNICAL BULLETIN
Page 1 of 1
MODELS
  VCM29HM
  VCMH69HM
  
SYMPTOM When playing back an NTSC tape on certain manufacturers televisions, a noise bar
( head switching point ) may be noticed in the picture.
CAUSE
A software bug in IC701.
ACTION
From the October 1997 production of these machines, IC701 has been changed for a
modified type.
When experiencing this fault on a machine made before October 1997 ( Serial
numbers starting with the numbers 710 ) fit the modified IC using the part
number given below.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC701
IC701
RH-IX1211GEN2
BB

Download Sharp VC-MH69HM (serv.man24) Technical Bulletin

Here you can view online or download Sharp VC-MH69HM (serv.man24) Technical Bulletin in pdf. This Technical Bulletin can help you recover, restore, fix, disassemble and repair Sharp VC-MH69HM (serv.man24) VCR. Information contained in Sharp VC-MH69HM (serv.man24) 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).