Printed Wiring Board - Main Section - Sony MHC-DX90 Service Manual

HCD-DX90
7-5. PRINTED WIRING BOARD – MAIN SECTION – • See page 21 for Circuit Boards Location.
• Semiconductor Location
1
Ref. No. Location Ref. No. Location
IC951 G-7
D501 B-5
D502 B-5 IC961 H-7
A
D503 B-5
Q101 D-7
D504 B-4
D505 B-5 Q102 D-6
D506 B-5 Q103 I-8
D511 D-2 Q141 D-5
D601 C-10 Q151 D-7
Q152 D-6
D641 D-12
B
D651 C-9 Q153 I-8
D801 I-11 Q301 I-5
Q302 I-5
D822 G-11
A
D824 F-10 Q303 I-5
PANEL BOARD
D841 H-11 Q304 H-5
CN601
(Page 32)
D861 I-9 Q305 H-6
D891 I-12 Q391 E-2
C
D892 I-12 Q392 D-2
D901 H-10 Q393 E-3
D902 I-9 Q394 D-2
Q395 E-3
D903 H-10
D904 H-9 Q396 E-3
D906 I-10 Q397 D-2
Q501 B-5
D907 I-10
D
D908 I-10 Q503 D-4
D909 I-10 Q504 D-4
D910 J-7 Q505 D-4
D911 I-7 Q601 C-10
D952 G-7 Q602 A-11
D953 G-7 Q611 D-10
Q612 D-10
Q821 H-11
IC101 E-8 E
IC102 D-6 Q822 H-11
IC104 C-7 Q823 G-11
Q824 H-11
IC201 B-12
IC301 G-5 Q825 G-11
IC302 H-4 Q828 G-11
H
IC303 F-3 Q829 G-11
LEAF SW BOARD
IC304 H-3 Q861 I-9
CN1001
F
(Page 34)
IC401 C-3 Q862 H-11
IC501 B-5 Q863 H-10
IC601 C-11 Q891 G-11
Q892 G-11
IC651 B-10
IC911 C-8 Q911 D-9
IC921 H-8 Q912 D-9
IC931 H-6
G
H
I
J
2 3 4
MAIN BOARD
31 30
50
51
1
100
80 81
E
E
E E
E
E
E E
E
E
4 1
5 8
3 1
I
HEAD (A) BOARD
CN1
(Page 34)
4 1
1
5 8
8 1
J
E
HEAD (B) BOARD
9
CN2
E
(Page 34)
6 1
E
4 3
5 6 7 8
(Page 36) (Page 24)
DRIVER BOARD
K E
CN701
E
1
3
4 1
5 8
4 1
E
E
5 8
E
E
E
21
22
(FOR ADJUSTMENT)
1 3
3 1
3 1 3 1 3 1
E
E
E
E
13
26 26
9 10 11
BD BOARD
CN101
4
8 5
5 1
4 3
4 5
3 1
3 1
5 1 E
4 3
E
E
E
E 7
3 8
2 6
1 4
5
1 10 12
11
9
15 14 13
7 5 4
6
42
3
1
E
E E
E
E
E E
E
E
E
1 3
E
2 5
1 1
13
POWER AMP BOARD POWER AMP BOARD
B C
(CHASSIS)
CN503 CN502
(Page 30) (Page 30)
12 13
1 CD DIGITAL OUT
OPTICAL
3
1
FM 75Ω
1
COAXIAL
2
TM601
ANTENNA
3
K
A
K
A
4
AM
1
2
3
M M961
(FAN)
3
MD/VIDEO
(AUDIO)
1 2
4
L (+)
R (+)
TM801
6 SPEAKER
L (–)
R (–)
26
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