Sony SS-WS503 - Printed Wiring Boards - POWER Section (2;2)

HCD-C770/C990
6969
(Page 42)
7-38. PRINTED WIRING BOARDS – POWER Section (2/2) – • See page 37 for Circuit Boards Location.
IC902
IC909
IC904
IC903
IC908
IC905
IC901
H
DVD BOARD
CN008
J
AMP BOARD
CN300
E
3
E
E
E
E
PC901
(US, CND)
1
5
(CHASSIS)
(AEP, AUS)
T901
POWER
TRANSFORMER
1
5
1
5
(CHASSIS)
(US, CND)
12
(AEP, UK)
12
2
1
(AC IN)
P
DDCON
BOARD
CN807
POWER
E
E
E
1
5
E
E
IC906
POWER BOARD
(CONDUCTOR SIDE)
1-685-080-
11
(11)
(COMPONENT SIDE)
POWER SW BOARD POWER SW BOARD
(CONDUCTOR SIDE)
1-685-081-
11
(11)
1-685-081-
11
(11)
A
B
C
D
E
F
1 2 3 4 5 6 7 8 9
E
K
A
E
C
321
(AEP, AUS)
AKA
15
13
E
(Page 55)
• Semiconductor
Location
Ref. No. Location
D902 D-5
D904 E-1
D905 F-3
D906 E-2
D907 F-2
D908 F-3
D911 C-3
D912 D-2
D913 B-4
D914 B-3
D915 A-4
D916 B-2
D917 A-3
D919 D-4
D920 D-4
D921 B-3
D931 E-3
D932 E-2
D933 F-2
D990 B-3
IC901 F-3
IC902 D-2
IC903 A-2
IC904 C-3
IC905 A-4
IC906 B-3
IC908 A-3
IC909 F-1
PC901 E-2
Q901 D-2
Q902 D-1
Q903 D-2
Q904 E-2
Q905 F-2
Q906 E-1
Q910 D-2
Q911 E-2
Q912 E-1
Q914 E-2
Q990 B-3
Q991 B-3
Q992 B-3
(Page 62)