Read Sharp VC-A100HM (serv.man20) Technical Bulletin online
Sharp Electronics (UK) Limited
Originator AvW Supervisor Approval Date / / Reference EET-399
Revision
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
CTV951206
Month of Issue:
Classification: Routine
TELEVISION TECHNICAL BULLETIN
Page 1 of 1
MODELS
VT3700H
REASON
Units before serial number 409514929 have a circuit modification on the print side of
the PWB. This is to correct for a software error within IC1001 which inverts the signal
present on pin 15.
the PWB. This is to correct for a software error within IC1001 which inverts the signal
present on pin 15.
ACTION
If the unit is before the Serial Number given above then refer to the diagram below
and update the parts list in the service manaual as necessary.
and update the parts list in the service manaual as necessary.
Units after the serial number above use a different microprocessor ( IC1001 ) and
have link 415 fitted.
have link 415 fitted.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
Q204
DTC144ES
VSDTC144ES/-1
AB
R223
47k, 1/8W
VRD-RA2BE473J
AA
-
Wire Lead A
VW7UGB6-060KK
AB
-
Wire Lead B
VW7UGB5-070KK
AA
IC1001
Old Microprocessor
RH-IX2443CEZZ
BG
IC1001
New Microprocessor
RH-IX2532CEN2
BF
Display
