Sony CPD-G520 Service Manual ▷ View online
CPD-G520
2-3. A1 BOARD, US BOARD REMOVAL
#4
[U/C,
AEP
MODEL]
2-2
1
Two screws
(+BVTT 4 x 6)
(+BVTT 4 x 6)
2
Video block assembly
3
Four screws
(+BVTP 3 x 8)
(+BVTP 3 x 8)
4
Video shield
5
Two screws (HEX)
6
Screw
(+BVTP 3 X 8)
(+BVTP 3 X 8)
7
Video case
8
A1 board
CN315
9
Screw (+BVTT 4 x 8)
11
Gasket (USB)
12
Five screws
(+BVTT 3 x 8)
(+BVTT 3 x 8)
13
USB case
14
US board
10
USB block assembly
[AEP model]
#4
CN2601
[NH, SH, EQ MODEL]
5
1
Two screws
(+BVTT 4 x 8)
(+BVTT 4 x 8)
2
Video block assembly
11
Screw (+BVTT 4 x 8)
13
Gasket (USB)
14
Five screws
(+BVTT 3 x 8)
(+BVTT 3 x 8)
15
USB case
16
US board
12
USB block assembly
CN315
CN2601
3
Four screws
(+BVTP 3 x 8)
(+BVTP 3 x 8)
Screw
(+BVTP 3 X 10)
(+BVTP 3 X 10)
9
Video case
8
Input/out
terminal board assembly
terminal board assembly
CN313
6
Two screws
(+BVTP 3 X 8)
(+BVTP 3 X 8)
7
Two screws (HEX)
10
A1 board
4
Video shield
CPD-G520
2-4. BEZEL ASSEMBLY, H1 BOARD, MAGNETIC SENSOR REMOVAL
2-5. D BOARD REMOVAL
2-3
2
1
Four tapping screws (5)
5
Bezel assembly
3
Screw
(+BVTP 4 x 16)
(+BVTP 4 x 16)
4
Screw
(+BVTP 4 x 16)
(+BVTP 4 x 16)
6
Three screws
(+BVTP 3 x 10)
(+BVTP 3 x 10)
10
Two claws
9
H1 board
8
Joy stick
7
Input
selection button
selection button
12
Magnetic
MIU-221D sensor
MIU-221D sensor
11
L1 blacket
CN1400
CN1500
CN1401
Picture tube shield
Before removing the bezel assembly, secure
the picture tube by attaching two screws to
the picture tube shield at the positions shown
with an arrow (diagonal two places) to prevent
the picture tube from falling.
(Use the screws +BVTT 4 x 8 that fix EMI shield.)
the picture tube shield at the positions shown
with an arrow (diagonal two places) to prevent
the picture tube from falling.
(Use the screws +BVTT 4 x 8 that fix EMI shield.)
1
A1 board
(C block)
(C block)
2
Two screws
(+BVTT 4 x 6)
(+BVTT 4 x 6)
4
Two screws
(+BVTP 3 x 10)
(+BVTP 3 x 10)
D board
3
Video block assembly
5
Rear plate assembly
6
Five screws
(+BVTP 3 x 10)
(+BVTP 3 x 10)
CN315
CN602
CN601
CN1103
CN1601
CN1600
CN1003
CN605
CN701
Connector (4P)
Connector (4P)
CN501
GND
GND
8
Screw (+BVTP 3X10)
7
CPD-G520
2-6. SERVICE POSITION
2-4
1
2
3
4
1
Remove the D board.
D board
2
Remove the Video block assembly.
3
Install the Adaptor board (XT MOUNT) (A-1391-123-A).
4
Lay the Video block assembly.
Video block assembly
Video block assembly
5
5
Install the video block assembly.
6
Put a box which is about 15cm in height under the D board to fix it.
D board
Box
CPD-G520
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 scratch the surface of anode-caps with sharp shaped
material!
material!
2
Don’t press the rubber hardly not to damage inside of anode-
caps!
A material fitting called as shatter-hook terminal is built in the
rubber.
caps!
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 damage the rubber.
The shatter-hook terminal will stick out or damage the rubber.
•
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
.
2-7. PICTURE TUBE REMOVAL
a
b
c
Anode Button
2-5
4
Picture tube
1
Anode cap
2
A1 board (C block)
3
Neck assembly
CN1
CN2
CN3
CN2
GND
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