Sharp MD-R2H Service Manual page 33

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R969
10K
SW955
M-EJECT
C923
R954
SW956
0.01
1K
ENTER
R955
SW957
1.2K
NAME
DTC144 ES
R956
SW958
TIMER
1.5K
R903
12K
SW959
R957
DISP
1.8K
R905
R904
R958
12K
SW960
6.8K
REVIEW
2.7K
B
A
SW961
R959
AUX
3.9K
SW901
JOG SW
R960
SW962
PROGRAM
33K
Q901
2SC2412 KR
Q902
2SC2412 KR
7
C914
C916
0.001
0.001
C915
C917
0.001
0.001
5V
5V
R901
10K
RA902
1K
RA903
C922
1K
0.01
RA904
1K
Q903
RA908
1K
RA912
1K
RA913
RA914
RA916
RA918
RA927
RA919
RA925
1K
RA926
1K
R906
220K
IC902
PST9127
2
RESET
1
3
C907
C906
0.1
1
8
Figure 33 SCHEMATIC DIAGRAM (4/6)
86
94
93
92
91
90
89
88
87
85
84
83
82
81
80
79
78
77
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 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
R941
R943
47K
47K
C901
C910
C902
0.1
0.1
0.1
C903
0.1
100
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
KEY 1
1
KEY 2
2
KEY 3
3
KEY 4
4
INI/MUTE IN
5
JOG AD
6
7
8
9
DIG SEL 1
10
DIG SEL 2
11
12
13
DAC MODE
14
1K
DAC CLK/EX
15
1K
IC901
DAC DATA/EX
16
17
IX0196AW
1K
DFSO/DFS1
18
SYSTEM
(MD) DSTB
19
1K
(MD) DSCK
MICROCOMPUTER
20
1K
(MD) K-DATA
21
(MD)
MD DATA
22
1K
(MD) LO/EJ
23
24
25
26
27
28
29
P-IN
P-CNT
30
31
32
33
34
35
36
37
38
39
40
41
C904
68P
X902
(CH)
32.768kHz
C905
12P
(CH)
X901
8MHz
R911
1M
9
10
– 33 –
64
63
62
76
75
74
73
72
71
70
69
68
67
66
65
61
60
59
58
57
56
55
54
FL901
R933
47K
R937
–31V
47K
R930
47K
USEG08
80
USEG07
79
USEG06
78
USEG05
77
USEG04
76
USEG03
75
USEG02
74
USEG01
73
USEG00
72
USEG25
71
USEG26
70
USEG27
69
USEG28
68
USEG29
67
USEG30
66
USEG31
65
USEG32
64
USEG33
63
USEG34
62
USEG35
61
UDIG15
60
UDIG14
59
UDIG13
58
UDIG12
57
UDIG11
56
UDIG10
55
UDIG09
54
UDIG08
53
UDIG07
52
UDIG06
51
42
43
46
48
49
50
44
45
47
11
MD-R2H
53 52 51
50
49 48
12

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