H1 And H2 Boards Removal; A Board Removal; Picture Tube Removal - Sony TRINITRON KV-AR25M90B Service Manual

1-7. H1 AND H2 BOARDS REMOVAL

2 Five Hooks
5 Cover, H
4 H2 Board
6 Three Hooks

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) Place the TV set with the CRT face down on a cushion jig
2) Remove the rear cover.
3) Remove the Speaker Block Assy.
qg Nut, Special, CRT (4)
qf Degaussing Coil
qd Holder, DGC(2) Removal
4 Spring Tension(2) Removal
3
H1 Board
qs Anode Cap Removal
qa Loosen the Deflection Yoke
fixing screw and remove
– 7 –

1-8. A BOARD REMOVAL

1 Two screws
2 Four screws
(+BVTP 3 × 12)
(+BVTP 3 × 12)
4 Four Hooks
5 Band, DGC Removal
6 Earth Coating Assy
7 Loosen the Neck Assembly
fixing screw and removal
8 C Board Removal
9 Chassis Assy Removal
0 VM Board Removal
KV-AR25M90B
RM-W104
B Board
(Not used for these model)
3 A Board