Sony CPD-G420 (serv.man3) Service Manual ▷ View online
CPD-G420(E)
1-3
1-3. A1 BOARD, US BOARD REMOVAL
Two screws
(+BVTT 4 x 6)
(+BVTT 4 x 6)
2
Video block assembly
11
Screw (+BVTT 4 x 6)
13
Five screws
(+BVTT 3 x 8)
(+BVTT 3 x 8)
14
USB case
15
US board
12
USB block assembly
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
CN315
CN313
CN2601
1
6
Two screws
(+BVTP 3 X 8)
(+BVTP 3 X 8)
7
5
Two screws (HEX)
10
A1 board
4
Video shield
CPD-G420(E)
1-4
1-4. BEZEL ASSEMBLY, H1 BOARD REMOVAL
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)
9
H1 board
8
Joy stick
7
Input
selection button
selection button
CN1400
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.)
CPD-G420(E)
1-5
1-5. D BOARD REMOVAL
1
A1 board
(C block)
(C block)
2
Two screws
(+BVTT 4 x 6)
(+BVTT 4 x 6)
4
Two screws
(+BVTP 3 x 8)
(+BVTP 3 x 8)
8
D board
3
Video block assembly
5
Rear plate assembly
Screw (+BVTT 3 x 8)
6
Five screws
(+BVTP 3 x 10)
(+BVTP 3 x 10)
CN315
CN601
CN602
CN605
CN1103
Connector (2P)
CN501
GND
GND
CN
7
CPD-G420(E)
1-6
1
2
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).
(XT MOUNT) (A-1391-123-A).
4
Lay the Video block assembly.
Video block assembly
Video block assembly
5
Install the video block assembly.
6
Put a box which is about 15cm in height
under the D board to fix it.
(Please disconnect the CN 701 first.)
under the D board to fix it.
(Please disconnect the CN 701 first.)
D board
Box
3
1-6. SERVICE POSITION
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