Read Sharp 51DS-05H (serv.man34) Technical Bulletin online
Sharp Electronics (UK) Limited
Originator AvW Supervisor Approval Date / / Reference UK82001X
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
CTV980801
Month of Issue: August 1998
Classification: White
TELEVISION TECHNICAL BULLETIN
Page 1 of 2
MODELS
51DS02H
51DS03H
51DS05H
REASON
Due to a running change during production, the CRT has been changed from a Philips
type to Videocolor.
type to Videocolor.
ACTION
To change a Philips CRT for a Videocolor type carry out the following circuit change.
1.
Change the wiring and position of the scanning coils as shown on page 2.
2.
Replace C611 with a 390nF, 200V, 5% capcitor.
3.
Replace R616 with a 0.47R. 1W, 5% resistor.
4.
Replace R822 with a 10k, 0.5W, 5% resitor.
5. Remove
C609.
When fitting a Philips CRT in place of a Videocolor type, carry out the reverse of the
above.
above.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
CRT
Videocolor CRT
VB51EFS8391*N
CF
C611
Capacitor 390nF, 200V
RC-FZ6394BMNJ
AD
R616
Resistor 0.47R, 1W
VRD-VV3ABR47J
AA
R822
Resistor 10k, 0.5W
VRD-RA2HD103J
AA
(F)
Deflection wire
QCNW-2621BMZZ
AE
Sharp Electronics (UK) Limited
Originator AvW Supervisor Approval Date / / Reference UK82001X
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
CTV980801
Month of Issue: August 1998
Classification: White
TELEVISION TECHNICAL BULLETIN
Page 2 of 2
DEFLECTION YOKE TERMINAL BOARD
FOR A51EAL155X11
PHILIPS
PICTURE TUBES.
YELLOW ORANGE
GREEN RED
1 2 3 4 5
YELLOW ORANGE RED GREEN
V2 H2 H1
V1
DEFLECTION YOKE TERMINAL BOARD
FOR A51EFS83X191
VIDEOCOLOR
PICTURE TUBES.
1 2 3 4 5
GREEN YELLOW RED
ORANGE
V1 V2 F2 F1
V1 V2 F2 F1
PHILIPS
C.R.T.
C.R.T.
VIDEOCOLOR
C.R.T.
C.R.T.
Display