Sony KV-SW252M50 (serv.man2) Service Manual ▷ View online
– 5 –
KV-SW252M50/M60K/M61/M81/N60
RM-GA002
SECTION 1
DISASSEMBLY
1-2.
SPEAKER REMOVAL
1-4.
CHASSIS ASSY REMOVAL
(KV-SW252M60K)
1-1.
REAR COVER REMOVAL
2 Rear cover
1 Nine screws
(+BVTP 4
(+BVTP 4
× 16)
1 Two screws
(Washer Head)
(+P4x16)
(Washer Head)
(+P4x16)
1-3.
CHASSIS ASSY REMOVAL
(Except KV-SW252M60K)
1-5.
SERVICE POSITION
(Except KV-SW252M60K)
1-6.
SERVICE POSITION
( KV-SW252M60K)
– 6 –
KV-SW252M50/M60K/M61/M81/N60
RM-GA002
1 Two hooks
3 One screw
(+BVTP 3 x 12)
2 F Board
1 One screw
(+BVTP
(+BVTP
3
× 12
Type2
IT-3)
2 Two hooks
6 One screw
(+BVTP
(+BVTP
3
× 12
Type2
IT-3)
5 Terminal bracket
3 One screw
(+BVTP
(+BVTP
4
× 12
Type2
IT-3)
4 Two screws
(+BVTP
(+BVTP
3
× 12
Type2
IT-3)
1-7.
TERMINAL BRACKET REMOVAL
(Except KV-SW252M60K)
1-9. F2 (Except KV-SW252M50/
M
60K) and J3
BOARDS REMOVAL
3 One screw
(+BVTP 3
(+BVTP 3
× 12)
1 One screw
(+BVTP 4
(+BVTP 4
× 16 Type2 IT-3)
4 One screw
(+BVTP 3
(+BVTP 3
× 12)
2 Terminal bracket
5 hooks
3 F2 Board
1 J3 Board
2 Two screws
(+BVTP 3
(+BVTP 3
× 12 Type2 IT-3)
1-8.
TERMINAL BRACKET REMOVAL
( KV-SW252M60K)
1-11. F1 BOARD REMOVAL (KV-SW252M60K)
1-10. F1 BOARD REMOVAL
(Except KV-SW252M60K)
2 F1 Board
1 Two hooks
3 One screws
(+BVTP 3
(+BVTP 3
× 12 Type2 IT-3)
1-12. H4 and H7 BOARDS REMOVAL
(Except KV-SW252M60K)
3 Four hooks
1 Five hooks
2 H7 Board
4 H4 Board
– 7 –
KV-SW252M50/M60K/M61/M81/N60
RM-GA002
5 Five screws
(3
(3
× 12)(+) BVTAP
3 Four hooks
2 A Board
1-13. H4 and H7 BOARDS REMOVAL
( KV-SW252M60K)
2 Five Hooks
5 Four Hooks
4 H4 Board
1
H7 Board
3 One screws
(+BVTAP 3
(+BVTAP 3
× 12)
1-14. A BOARD REMOVAL
(Except KV-SW252M60K)
1-15. A BOARD REMOVAL (KV-SW252M60K)
1 Five screws
(+BVTAP 3
(+BVTAP 3
× 12)
4 One screws (Washer head)
(+BVTP 3
(+BVTP 3
× 12)
3 Four Hooks
2 A Board
1-16. B and K2 BOARDS REMOVAL
(KV-SW252M60K)
2 B Board
3 K2 Board
4 Two hooks
5 Two hooks
1 Three screws
(+BVTAP 3
(+BVTAP 3
× 12)
– 8 –
KV-SW252M50/M60K/M61/M81/N60
RM-GA002
1-17. PICTURE TUBE REMOVAL (Except KV-SW252M60K)
Note:
•
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.
4
Anode Cap Removal
6
Degaussing Coil
0
Loosen the Neck Assembly
fixing screw and remove
Neck Assy & VM board
Neck Assy & VM board
qa
Loosen the Deflection Yoke
fixing screw and remove it
9
C Board Removal
7
Spring Tension(2x)
Removal
5
Holder, DGC
Removal (2x)
8
Earth Coating Assy
qs
Screw Tapping 7+ Crown Washer (4x)
1-18. PICTURE TUBE REMOVAL (KV-SW252M60K)
Note:
•
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.
8
Earth Coating Assy
4 Anode Cap Removal
9 C Board Removal
5
Holder, DGC(2x) Removal
7
Spring Tension(2x) Removal
qs
Screw Tapping 7+ Crown Washer (4x)
6
Degaussing Coil
0 Loosen the Neck Assembly
fixing screw and remove Neck
Assy & VM Board
fixing screw and remove Neck
Assy & VM Board
qa
Loosen the Deflection Yoke
fixing screw and remove it
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