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Schematic Diagram - Egh Board (1/3) - Sony D-NE20 Service Manual

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D-NE20/NE20LS
Q Q
5-4. SCHEMATIC DIAGRAM – EGH BOARD (1/3) –
3 7 6 3 1 5 1 5 0
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50P
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L
1 3 9 4 2 2 9 6 5 1 3
21
w w w
D-NE20/NE20LS
R405
R401
100k
100k
Q401
DTC115TE-TL
R402
100k
R408
100k
C449
R421
100p
100k
C405
0.047
R417
100
R409
47k
x
a o
y
.
i
http://www.xiaoyu163.com
17
R423
4.7k
L402
L405
C439
0.22
C435
4.7
R435
47k
C402
0.01
Q
Q
3
7
6
IC401
SC901590VAR2
C408
0.22
C444
47
6.3V
L403
L406
L401
C447
L410
1
TP405
VIN
C437
C440
C448
C441
C442
C443
C429
47
C427
47
0.1
0.1
0.1
0.1
22
22
6.3V
6.3V
6.3V
6.3V
C426
47
6.3V
TP404
P_GND
FB402
0
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16
16
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2
4
8
9
9
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QS6K1
C431
47
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1
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4.7k
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QS6K1
C423
47
6.3V
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0.22
C417
0.22
C415
0.01
C424
0.22
C401
0.1
3
1
5
1
5
0
8
9
2
D405
MA785-(TX),SO
L408
C434
2.2
C432
10
C418
0.1
C419
0.01
R430
1M
C420
0.1
R432
1k
C421
1
R431
1M
R436
1k
R404
1M
R428
C445
C422
0.1
47k
1
R427
R429
2.2M
22k
C414
R426
4700p
47k
R446
C413
C446
10k
0.01
1
R406
L407
L404
m
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.
2
8
9
9
4
9
8
2
9
9
18
TP403
VCC1
0
R407
0

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