Printed Wiring Board - Amp Section - Sony HCD-RG444 Service Manual

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7-17. PRINTED WIRING BOARD – AMP SECTION –
3 7 6 3 1 5 1 5 0
1 2
A
B
C
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L 1 3 9 4 2 2 9 6 5 1 3
D 1
MAIN
BOARD
CN307
(Page 34)
E
13
F
w w w
G
HCD-RG444
• See page 25 for Circuit Boards Location. •
3 4
SPEAKER
(IMPEDANCE USE 6–16 )
R L
C460 C459
(CHASSIS)
C455
C457
E
C458
3 1
x a o
TRANS y
(CHASSIS)
BOARD
CN905
. i
(Page 44)
http://www.xiaoyu163.com
: Uses unleaded solder.
8
5 6
E
E
E
Q Q
3 7 6 3
E
E
1 7
SUB-WOOFER
BOARD
CN502
(Page 39)
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.
45 45
http://www.xiaoyu163.com
2 4
9 9
7 8
IC441
E
1 5 1 5 0 8 9 2 4
E
E
E
m
c o
HCD-RG444
2
8 9 9
9 10
• Semiconductor
Location
Ref. No. Location
D401 F-3
D441 D-6
D442 D-6
D443 D-2
D481 D-6
D482 D-4
D483 C-9
IC441 B-7
Q441 D-6
Q442 D-6
Q481 D-9
Q482 D-8
Q483 D-8
Q484 D-8
Q485 C-4
Q486 C-4
Q487 C-4
Q488 C-5
Q489 C-9
E
9 8 2 9 9