Sharp VC-A63HM (serv.man14) Service Manual / Technical Bulletin ▷ View online
Sharp Electronics (UK) Limited
Originator AJ Supervisor Approval Date / /
Reference EEV-670
Revision EEV-670
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
VCA63-003
Month of Issue:
Classification: Routine
VIDEO TECHNICAL BULLETIN
Page 1 of 1
MODELS
VCA63HM
SYMPTOM During trick modes in long play there is an excess of colour noise.
CAUSE
Change of IC401 tollerance.
ACTION
Change IC401 using the part number given below and modify as per the instructions
supplied with the new IC.
supplied with the new IC.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC401
Y/C Processor
RH-IX1030GEZZ
AV
Q505
Transistor
VSDTC144EK/-1
AB
C515
Capacitor 4.7nF
RC-KZ0017GEZZ
AA
D501
Diode
RH-DX0053GEZZ
AA
Q8802
Transistor
VSDTA144EK/-1
AC
Display