5-31. Schematic Diagram - Dc-Dc Converter Section - Sony STR-DG720 Service Manual
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- Operating instructions manual (100 pages) ,
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5-31. SCHEMATIC DIAGRAM – DC-DC CONVERTER Section –
1
A
B
C
STANDBY
R2 CENTER TAP
X
BOARD
R2 CENTER TAP
CNP911
(Page 46)
D
TE
L 13942296513
www
.
http://www.xiaoyu163.com
2
3
DCDC CONVERTER BOARD
CN4001
F4002
D4001
6P
T3.15AL/250V
CL003
D5SBA20-4003
RECT
R2 AC
1
R2 AC
2
~
3
F4001
4
T3.15AL/250V
CL004
~
R2 AC
5
R2 AC
6
x
ao
y
i
http://www.xiaoyu163.com
8
4
5
IC B/D
IC4001
SI-8050S-LF1101
IC4001
+6.3V REG
1
2
3
4
5
L4001
16.1
6.2
5
2.3
100uH
L4000
100uH
R4002
680
C4003
1000
35V
R4001
470
IC B/D
IC4100
SI-8033S
IC4100
+4.1V REG
1
2
3
4
5
L4102
16.1
4.3
3.3
2.4
100uH
L4100
100uH
R4102
680
C4100
C4002
1000
R4101
3300
35V
470
35V
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
• See page 57 for IC Block Diagrams.
6
7
CN4101
CL001
6P
1
+6.3V
C4011
3
+6.3V(NC)
CL002
0.47
4
D_GND
C4012
0.47
5
D_GND
C4007
0.47
6
+4.1V
C4005
CL005
1000
7
+4.1V
16V
CN4103
3P
1
DGND
3
+6.3V
4
+4.1V
CN4102
6P
1
DGND
C4009
C4103
3
+6.3V
0.47
1000
16V
4
+4.1V
5
DGND
C4006
6
+6.3V
0.47
7
DGND
1 5
0 5
8
2 9
9 4
m
co
STR-DG720
9 9
HDMI RE
T
BOARD
(2/2)
CN3509
(Page 39)
AEP,UK MODEL
DIGITAL
BOARD
Y
(2/3)
CNP512
(Page 32)
US,CND MODEL
(Page 32)
DIGITAL
BOARD
R
(2/3)
CNP512
XM
U
BOARD
CNP103
(US,CND)
(Page 41)
2 8
9 9
47
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