Sony KV-DZ29M50 (serv.man2) Service Manual ▷ View online
– 5 –
KV-DZ29M50
RM-GA002
SECTION 1
DISASSEMBLY
1-2.
SPEAKER REMOVAL
1-3.
CHASSIS ASSY REMOVAL
1-4.
SERVICE POSITION
1-5.
D AND D3 BOARDS REMOVAL
1-1.
REAR COVER REMOVAL
1-6.
F1 BOARD REMOVAL
1
Eleven screws
(+BVTP 4
× 16)
2
One screw
(+BVTP 3
× 12)
3
Rear cover
1
Two screws
(Washer Head)
(+P4x16)
(+P4x16)
1
D Board
2
D3 Board
2
F1 Board
1
Two screws
(+BVTP 3
× 12)
2
1
One stopper
One stopper
1
i
& 2 Make sure stopper is release & unscrew one screw
before taking out boards.
• Make sure all connector/bridge are fully inserted during
chassis installation.
• Make sure all connector/bridge are fully inserted during
chassis installation.
3
One screw
(+BVTP 3
× 12)
3
2
1
1
Do not bend A1 board to avoid Bridge connector peel off.
2
Locate paper between A and D board to avoid heat sink touching.
3
Locate paper between A and C board to avoid heat sink touching.
• No need to connect earthing connector (F1 Board) during servicing.
– 6 –
KV-DZ29M50
RM-GA002
1-9.
PICTURE TUBE REMOVAL
Note:
• Please make sure the TV set is not in standing position before removing necessary CRT support located on bottom right
and left.
1) Remove the Rear Cover.
2) Unplug all interconnecting leads from the Deflection Yoke, Neck Assy, Degaussing Coils and CRT grounding strap. Remove
2) Unplug all interconnecting leads from the Deflection Yoke, Neck Assy, Degaussing Coils and CRT grounding strap. Remove
Chassis Assy.
3) Place the TV set with the CRT face down on a cushion (jig).
1-8.
A1 AND B1 BOARDS REMOVAL
1-7.
H1 BOARD REMOVAL
1
Two hooks
2
H1 Board
1
Two hooks
3
Two clips
2
A1 Board
4
B1 Board
4
Anode Cap Removal
0
Degaussing Coil
6
Loosen the Neck Assembly
fixing screw and remove
Neck Assy & VM coil
7
Loosen the Deflection Yoke
fixing screw and remove
5
C Board Removal
qd
Spring Tension
Removal (x2)
9
Holder, DGC
Removal (x2)
qa
Earth Coating Assy
qf
Srew Tapping 7+ Crown Washer (x4)
8
Band, DGC Removal
qs
Supports, CRT Removal (x2)
– 7 –
KV-DZ29M50
RM-GA002
• 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 c.
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
– 8 –
KV-DZ29M50
RM-GA002
SECTION 2
CIRCUIT BOARDS LOCATION
C Board
H1 Board
A1 Board
D Board
B1 Board
VM1 Board
F1 Board
D3 Board
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