Schematic Diagram - Dc-Dc Converter Section - Sony HCD-C770 Service Manual

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6-32. SCHEMATIC DIAGRAM – DC-DC CONVERTER Section –
3 7 6 3 1 5 1 5 0
CN814
19P
6.5V
DGND
ENB
ENA
KEY1
KEY0
KEY2
FDATA
FCS
SIRCS
(Page 49)
FCLK
DGND
DIMM
DGND
5V
STBY-LED
POWER-SW
LCS
LCLR
CN807
2P
T E
L 1 3 9 4 2 2 9 6 5 1 3
(Page 68)
R804
470
D812
SLR325VR-T31
STANDBY
w w w
.
CNP809 CN802
2P 2P
C821
R850
10
3.9k
10V
Q803,804
OSC
Q803
2SD1624-T
-TD
x a o
y
Q804
2SD1624-T
i
-TD
http://www.xiaoyu163.com
8
LED DRIVER
C805 IC801
0.01 NJU3713G
Q Q
3 7 6 3
R813 100
R812 100
R811 100
R810 100
R838 47
R841 100
R842 100
R843 100
D806
MA111-TX
L801 D807
T801
47µH MA111-TX
DC-DC
C820
CONVERTER
D808 0.01
MA111-TX
D809
MA111-TX
D806-809
u 1 6 3
RECT
.
61 61
http://www.xiaoyu163.com
2 4
9 9 8
1 5 1 5 0 8 9 2 4
C806
22
6.3V
SIRCS
5V
DGND
FDATA
FCLK
FCS
DIMM
FL1
FL
VFL
C823 D810
C822
10 UDZS-TE17
0.1
50V -6.2B
R874 R855
33k 100
m
c o
HCD-C770/C990
2
9 9
CN804
5P
(Page 63)
CN812
12P
9 8 2 9 (Page 63) 9
CN803
10P
(Page 65)