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Schematic Diagram - Dcdc Section - Sony STR-DA5400ES Service Manual

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6-86. SCHEMATIC DIAGRAM - DCDC Section -

1
2
3
DC-DC BOARD
A
B
C
BY
CX1402
3P
AC24V
3
MAIN
AC24V
1
POWER
TRANSFORMER
T1
(Page 111)
D
26.2
L1404
100uH
E
T E
L
1 3 9 4 2 2 9 6 5 1 3
C1406
1000
35V
F
26.1
G
L1402
100uH
R1417
C1423
22
2200p
H
D1403
C1404
RK14-LFA-A1
1000
I
35V
w w w
STR-DA5400ES
• See page 112 for IC Block Diagrams.
4
5
6
F1405
T6.3AL
250V
D1401
RBV-602LF-A
2
L1401
100uH
4
3
1
C1402
C1403
3300
1000
35V
35V
IC1404
IC1404
SI-8050S-LF1101
+6V REGULATOR
IC B/D
1
2
3
4
5
6
5
2.4
L1410
100uH
R1406
R1408
47
47
L1405
100uH
C1407
C1416
C1425
1000
C1428
1000
RK14-LFA-A1
0.1
16V
0.1
35V
IC1402
IC1402
SI-8008HFE
+3.3V REGULATOR
IC B/D
1
2
3
4
5
0.7
3.3
3.4
L1403
100uH
L1407
100uH
R1411
R1410
3.3
1k
100
0
C1414
C1409
C1430
Q1409
0.1
1000
0.1
RT1N241C-TP-1
C1405
16V
2200
REGULATOR
35V
CONTROL
R1412
330
x
a o
y
.
i
http://www.xiaoyu163.com
7
8
9
10
IC1401
SI-8050S
IC1401
-5V REGULATOR
2
3
4
5
IC B/D
1
26.2
0
-5.1
-2.7
C1408
0.1
C1413
L1406
1000
100uH
16V
C1426
0.1
IC1405
SI-8120JF
IC1405
+12V REGULATOR
IC B/D
1
2
3
4
5
26.2 11.8
11.8
2.3
CN1402
3P
L1409
100uH
Q
Q
3
7
6
C1412
C1417
C1427
D1406
1000
0.1
0.1
16V
CN1401
15P
IC1403
IC1403
SI-8008HFE
+4V REGULATOR
IC B/D
1
2
3
4
5
26.1
3.3
4
0.7
L1408
100uH
R1405
R1407
2.2k
1k
CX1451
4P
C1415
C1410
C1429
2200
0.1
0.1
16V
D1404
FMB-G16L
u 1 6 3
109
109
2
4
8
9
9
11
12
13
DCDC2 BOARD
IC1451
SI-8008HFE
1
2
3
CN1452
L1451
100uH
3P
1
24V
24V
3
2
2
GND
GND
3
24V
24V
1
3
1
5
1
5
0
8
9
C1451
2200
35V
D1451
FMB-G16L
+24V
1
GND_+24V
3
4
GND
DCDC-5V
5
GND-5V
6
Q
DCDC+12V
7
GND+12V
8
MAIN
+6V
9
BOARD
(3/3)
GND+6V
10
CN1402
11
DCDC4V
(Page 44)
GND4V
12
DCDC3.3V
13
GND3.3V
14
D-POW
15
BE
1
+6V
2
NC
D VIDEO
BOARD
3
MAIN_DGND
(7/10)
4
MAIN+3.6V
CN3523
(Page 82)
m
c o
.
STR-DA5400ES
2
8
9
9
14
15
16
17
IC1451
+4V REGULATOR
IC B/D
4
5
CN1450
BD
3P
1
3.6V
L1453
2
D VIDEO
GND
100uH
BOARD
3
3.6V
(7/10)
CN3523
L1454
(Page 82)
R1452
R1453
10uH
R1454
2.7k
100
3
4
100
2
4
9
8
2
9
9
R1450
220
1
2
C1455
R1451
C1453
2200
C1458
470
0.1
16V
0.1

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