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Printed Wiring Boards (Mpeg Section) - Sony D-V55 Service Manual

Portable video cd player
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6-6. PRINTED WIRING BOARDS (MPEG SECTION)

1
2
A
B
C
51
35
50
45
40
55
60
D
65
70
75
80
85
90
95
76
E
F
G
3
4
[MPEG BOARD]
(SIDE A)
22
20
15
12
30
26
25
20
15
10
5
1
100
11
1-674-188-
(11)
– 37 –
5
6
[MPEG BOARD]
(SIDE B)
1-674-188-
7
8
MAIN BOARD
A
CN601
(page 23)
11
(11)
Note:
• X : parts extracted from the component side.
®
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
(Side B)
Parts face side:
(Side A)
– 38 –
D-V55
9
r
Semiconductor
Location
Ref. No.
Location
D451
B-6
D452
B-6
IC451
A-2
IC452
B-4
IC701
D-2
IC702
D-1
IC703
E-3
IC721
C-3
IC722
B-2
IC723
B-6
Q451
C-1
Q452
B-2
Q453
B-2
Q454
B-6
: Through hole.
Parts on the pattern face side seen from the
pattern face are indicated.
Parts on the parts face side seen from the
parts face are indicated.

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