Printed Wiring Board - Power Amp Board - Sony HCD-GN88D Service Manual

7 - 2 7 . PRINTED WIRING BOARDS – POWER AMP Board – •
1 2
A
POWER AMP BOARD
B
C
D
MAIN
BOARD D
(Page 48)
E
MAIN
E
BOARD
(Page 48)
F
SURROUND
N
BOARD
–
(Page 59)
G
+
H
See page 24 for Circuit Boards Location.
3 4 5
– +
1-686-932-
TRANS
O
BOARD
(Page 61)
8
6 7
FRONT SPEAKER SURROUND CENTER
(IMPEDANCE SPEAKER SPEAKER
TM501
USE 6–16Ω) (IMPEDANCE USE 8Ω) (IMPEDANCE USE 8Ω)
R L R L
11
(11)
57 57
SURROUND
K
BOARD
(Page 59)
• Semiconductor
Location
Ref. No. Location
D501 E-3
D502 D-2
D503 D-4
D504 D-5
D506 C-7
D507 B-5
D508 H-2
D509 H-2
D511 B-5
D541 G-3
D543 H-4
D551 E-3
D581 F-2
IC501 D-4
Q501 E-4
Q503 G-2
Q504 F-2
Q505 B-2
Q506 B-2
Q510 F-6
Q511 F-6
Q514 B-2
Q516 H-5
Q517 H-5
Q518 B-2
Q551 E-4
Q581 F-2
HCD-GN88D