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Technics SH-DV250 Service Manual page 29

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SCHEMATIC DIAGRAM-6
5.1V
N
M
I
H
R858
10K
C862
470P
R859
10K
R860
56
R
C
G
F
G
:POSITIVE VOLTAGE LINE
L814
80
79
78
R856
0
NC
81
TST0
82
TST1
83
TST2
84
TST3
85
C864
5.1V
VDM
86
6.3V47
2.5V
VRM1
87
2.5V
M IN
88
2.5V
M OUT
89
C863
6.3V47
4.3V
VRM2
90
GNDM
91
C861
560P
VSAL
92
2.5V
L IN
93
2.5V
AVRL
94
5.1V
VDL
95
5.1V
VDR
96
2.5V
AVRR
97
2.5V
R IN
98
VSAR
99
GNDX
100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
R891
C867
R867
2.2K
50V1
560
R892
C868
R868
2.2K
50V1
560
5.1V
A
B
C
D
E
F
G
H
R890
10K
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
IC802
C2HBZC000008
DIGITAL SIGNAL
PROCESSOR
R875
270
L811
D
R861
100K
L806
60
59
58
57
56
55
54
53
52
51
CK01
50
CK00
49
FS
48
TP12
47
TP11
46
TP10
45
TP9
44
TP8
43
TP7
42
TP6
41
TP5
40
GND R
39
5.1V
V
R
DD
38
5.1V
NC
37
TP4
36
TP3
35
TP2
34
TP1
33
TP0
32
NC
31
C879
C880
2200P
2200P
R877
R878
22K
22K
E
F

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