Read Sharp VC-M29HM (serv.man21) Technical Bulletin online
Sharp Electronics (UK) Limited CE Technical Support Group
Originator
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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 :
Classification :
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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.
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.
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
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