Read Sony KV-SZ292M31 (serv.man2) Service Manual online
– 6 –
KV-SZ292M31/M50
RM-GA002
1-6.
PICTURE TUBE REMOVAL
Note:
•
PleaseThe Picture Tube is upside down and the position for the anode cap and tension springs are changed
accordingly (for KV-SZ292M31 only).
accordingly (for KV-SZ292M31 only).
•
Please make sure the TV set is not in standing position before removing necessary CRT support located on bottom
right and left.
right and left.
1) Remove the rear cover.
2) Unplug all interconnecting leads from the Deflection yoke, Neck assy, Degaussing Coil and CRT grounding strap.
2) Unplug all interconnecting leads from the Deflection yoke, Neck assy, Degaussing Coil and CRT grounding strap.
Remove Chassis Assy.
3) Place the TV set with the CRT face down on a cushion jig.
• REMOVAL OF ANODE-CAP
Note:
• After removing the anode, short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or
carbon paint on the CRT.
• REMOVING PROCEDURES
1 Turn up one side of the rubber cap in the direction
indicated by the arrow
a.
2 Using a thumb pull up the rubber cap firmly in the direction
indicated by the arrow
b.
3 When one side of the rubber cap is separated from the
anode button, the anode-cap can be removed by turning
up the rubber cap and pulling it up in the direction of the
arrow
up the rubber cap and pulling it up in the direction of the
arrow
c.
• HOW TO HANDLE AN ANODE-CAP
1 Do not damage the surface of anode-caps with sharp
shaped objects.
2 Do not press the rubber too hard so as not to damage
the inside of anode-cap.
A metal fitting called the shatter-hook terminal is built
into the rubber.
A metal fitting called the shatter-hook terminal is built
into the rubber.
3 Do not turn the foot of rubber over too hard.
The shatter-hook terminal will stick out or damage the
rubber.
rubber.
a
a
b
b
c
Anode Button
qd
Loosen the Deflection Yoke
fixing screw and remove
4
Anode Cap Removal
7 Band, DGC Removal (x1)
5 CV Board Removal
6 Loosen the Neck Assembly
fixing screw and remove VM coil
9
Holder, DGC Removal (x2)
(not used for these models)
8
Spring Extension Removal (x2)
qf
Screw Tapping
7+ Crown Washer
0
Degaussing Coil
qs
Supports, CRT(2) Removal
qa
Earth Coating Assy
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