Printed Wiring Boards - Dc-Dc Converter Section - Sony HCD-C770 Service Manual

HCD-C770/C990
Q Q
3 7 6 3 1 5 1 5 0
• Semiconductor
Location
Ref. No. Location
D806 E-2
D807 E-2
D808 E-2
D809 E-2
D810 E-3
D812 C-5
IC801 D-3
Q803 E-2
Q804 D-2
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
6-31. PRINTED WIRING BOARDS – DC-DC CONVERTER Section – •
1
DDCON BOARD
(COMPONENT SIDE)
A
B
C
DDCON BOARD (CONDUCTOR SIDE)
G
DVD BOARD
CN005
D (Page 40)
DC- DC CONVERTER
E
E
E
x a o
y
. i
http://www.xiaoyu163.com
See page 35 for Circuit Boards Location.
8
2 3
Q Q
3 7 6 3
(Page 62)
N CONTROL BOARD
CNP804
IC801
10
9
1
18
u 1 6 3
.
60 60
http://www.xiaoyu163.com
2 4
9 9 8
4
11
POWER LED BOARD
(11)
1-685-070-
1 5 1 5 0 8 9 2 4
M
KEY BOARD
CN811
(Page 62)
1
P
2
POWER SW BOARD
CNP911
(Page 67)
1
2
L
m
FL BOARD
CN805
c o
(Page 64)
1-685-070-
11
(11)
2
9 9
5
9 8 2 9 9
D812
STANDBY
11
(11)
1-685-071-