Sony GDM-90W01T5 Service Manual ▷ View online
– 13 –
GDM-90W01T5
2-5. M BOARD REMOVAL
2-6. L BOARD REMOVAL
Two screws
(+ BVTP Screw 3 x 8)
1
M board
2
Two claws
1
L board
2
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GDM-90W01T5
D block
G block
2-7. SERVICE POSITION
D board (Refer to 2-2.)
Rear shield
D,G boards
A board (Refer to 2-4.)
G board
(Refer to 2-3.)
CAUTION : SHORT
ƒ
If the claw is hooked,
@
opening and closing
@
the board is impossible.
@
Do not try to do it by force.
ƒ
If the claw is hooked,
@
opening and closing
@
the board is impossible.
@
Do not try to do it by force.
2-8. HARNESS LOCATION
Ŷ
The D and G blocks are not widely
opened after the wires are properly
arranged, as shown in the figure.
opened after the wires are properly
arranged, as shown in the figure.
(1)
D block side
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GDM-90W01T5
D block
G block
(2)
G block side
2-9. H1, H2 AND J BOARDS REMOVAL
Four screws
(Tapping screw)
CN3001
CN3002
H1 board
Two screws
(+ BVWHTP screw 3 x 12)
Bezel
5
6
7
8
2
Two screws
(+ BVTP 4 x 16)
1
H2 board
4
Two screws
(+ BVWHTP screw 3 x 12)
Claw
9
J board
CN4001
3
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GDM-90W01T5
2-10. PICTURE TUBE REMOVAL
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 up it in the
direction of the arrow
separated from the anode button, the
anode-cap can be removed by turning
up the rubber cap and pulling up it in the
direction of the arrow
c
.
• HOW TO HANDLE AN ANODE-CAP
1
Don’t hurt the surface of anode-caps with shartp shaped material!
2
Don’t press the rubber hardly not to hurt inside of anode-caps!
A material fitting called as shatter-hook terminal is built in the
rubber.
A material fitting called as shatter-hook terminal is built in the
rubber.
3
Don’t turn the foot of rubber over hardly!
The shatter-hook terminal will stick out or hurt the rubber.
The shatter-hook terminal will stick out or hurt the rubber.
a
b
c
Anode Button
• REMOVAL OF ANODE-CAP
NOTE: Short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or carbon painted on the CRT, after
removing the anode.
• REMOVING PROCEDURES
1
Turn up one side of the rubber cap in
the direction indicated by the arrow
the direction indicated by the arrow
a
.
2
Using a thumb pull up the rubber cap
firmly in the direction indicated by the
arrow
firmly in the direction indicated by the
arrow
b
.
Anode cap
Purse lock
Deflection yoke
Top cover
TOP VIEW
• INSTALLED POSITION OF THE ANODE-CAP
Install the anode cap as shown a figure.
Open the D blook
(Refer 2-2.)
(Refer 2-2.)
CN6010
2P (NA)
Four screws
(+- BV tapping screw M4 x 8)
A board
Open the G blook
(Refer 2-3.)
(Refer 2-3.)
Neck assy
Deflection yoke
Picture tube
Three connectors
1
2
3
4
5
6
7
8
Anode cap
2P (DY)
9
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