Power Supply Pc Board; Power Supply Section - Onkyo DR-S2.2 Service Manual

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A
QQ
3 7 63 1515 0
SCHEMATIC DIAGRAMS-5

POWER SUPPLY SECTION

1
NAPS-7437
U11

POWER SUPPLY PC BOARD

2
TE
L 13942296513
3
+13V
DVDPOWER
+5.6V
MICOMGND
DSPGND
+5VDSP
GND
4
SW+5VIN
SW+5VGND
MGND
M+6V
SW3.3V
DVDGND
www
5
SW2.5V
.
http://www.xiaoyu163.com
B
D9923
R9929
27
1N4003
(1W)
NAETC-7445
Q9921
78M56
115MA
O
G I
NAETC-7448
78M05
310MA
O
G I
NAETC-7446
0.5-1.1A
120MA
O
G I
78M06
Q9925
R9927
2.2
(1/2W)
NAETC-7444
Q9951
PQ3RD23
Q9952
4
MPC2925T
820-970MA
O
G I
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
NAETC-7447
AC1
D9921
RBV402
+
R9921
2.2
D9922
(1/2W)
+10V
Q Q
3
6 7
1 3
Q9926
R9928
+11.0
2.2
(1/2W)
0.22 (1/2W)
R9926
Q9923
2SA965
D9951
RBV402
3
2
1
AC1
+7.4
+
.
Page 37
C
9 4
2 8
F9921
*
1 5
0 5
8
2 9
9 4
R9951
0.22
(1/2W)
m
co
DR-S2.2
D
9 9
NAPS-7429
13
GND
+10V
POWER
C9994
Q9991
223Z
DTC123J
E9992
RE
SEC1A
GND
BL
SEC1B
RE
R
SEC2A
B
GND
SEC2B
R
SEC3A
2 8
9 9
B
SEC3B
B
Y
SEC4A
SEC4B
Y
G
SEC5A
SEC5B
GR
NOT
.
THE CO
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. VOLTA
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ALL RE
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CIRCUI

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