Ucom Section - Sony HCD-EA20 Service Manual

Q Q
6-17. PRINTED WIRING BOARD – UCOM SECTION – • See page 27 for Circuit Boards Location.
3 7 6 3 1 5 1 5 0
1 2
A
B
E
C
E
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
D
E
w w w
.
3 4 5
E
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http://www.xiaoyu163.com
• : Uses unleaded solder.
8
6 7
1
TO
MS-128
BOARD
1
CN001
1
(Page 36)
3
5
TO
SUB TRANS
IC653
BOARD
CNP901
(Page 52)
1
TO
AMP
BOARD
CNP951
(Page 52)
1 0
Q Q
3 7 6 3
1 3
TO
DMB03
BOARD
CN102
(Page 37)
IC654
1
1
u 1 6 3
.
47 47
http://www.xiaoyu163.com
2 4
9 9 8
8 9 10
IC671
9
E
E
E
IC681
1
IC501
3
IC652
1 5 1 5 0 8 9 2 4
E
1
NOT
USED
3
3
TO TO
AMP I / O
BOARD BOARD
CN952 CN101
(Page 52) (Page 49)
m
c o
HCD-EA20
2
9 9
11
TO
PANEL
• Semiconductor
BOARD
CN801 Location
(Page 55)
Ref. No. Location
D501 C-2
D611 C-11
D612 C-12
D651 D-7
D652 C-7
D683 B-8
D684 B-8
D685 C-8
D686 B-8
D687 B-9
IC501 C-9
IC651 D-8
IC652 C-8
E
IC653 B-7
IC654 D-8
IC671 A-8
IC681 B-9
Q501 C-2
Q502 C-2
9 8 2 9 9
TO
Q503 D-3
DMB03
Q504 C-2
BOARD
CN101 Q505 D-9
(Page 37)
Q507 C-11
Q601 B-9
Q602 B-9
Q681 B-9