Voltage - Sharp MD-SR60 Service Manual

IC101
IC201
PIN PIN VOLTAGE PIN

VOLTAGE

NO.
NO.
1 1
0.71V
0.84V
2
0.71V 2
2.48V
3
0.71V 3
1.22V
4 4
0.71V
0V
5 1.24V 5
1.24V
6
1.24V 6
1.24V
7 0V
7 1.24V
8 1.24V 8
1.24V
9 1.24V 9
1.24V
10
1.24V 10
2V
11 1.24V
11 1.17V
12
1.24V 12
2V
13 2.28V 13
0V
14 2.28V
14 0V
15 0V 15
0V
16 0V
16 0V
17 2.48V
17 1V
18 0V 18
0V
19 0V 19
0V
20 1.47V
20 0V
21 2.35V 21
0V
0V
22 22 0V
23 0V
23 0V
24 2.48V 24
0V
25 1.24V
25 0V
1.24V
26 26 0.5V
27 1.24V 27
0.5V
1.24V
28 28 0.5V
1.24V
29 29 1.4V
30 1.2V
30 1.13V
1.24V
31 31 2.55V
1.24V
32 0.5V
32
1.24V
33 33 0.8V
0V
34 0.8V
34
1.24V
35 0.8V
35
1.24V
36 36 0.8V
0.16V
37 37 1.84V
1.24V
38 38 0V
1.24V
39 39 1.97V
1.24V
40 40 1.38V
1.24V
41 41 1.53V
2.48V
42 42 0.9V
0V
43 43 1.9V
—
2.56V
44 44
1.24V
45 45 1.66V
1.24V
46 1.56V
46
1.24V
47 0V
47
48 0.19V
48 1.9V
49 1V
0.9V
50
IC202
PIN
VOLTAGE
NO.
1
1.55V
IC253
2
2.05V
PIN
VOLTAGE
3
NO.
2.57V
4
1
1.94V 5.36V
5 2
0.93V 5.31V
6 3
1.43V 5.31V
7 4
0.49V 0V
8 5
0.6V 0V
9 6
0.6V 0V
10
2.55V
11
0.6V
IC255
12
0.99V
PIN
VOLTAGE
NO.
13
0.99V
1
-1.05V
14 0.99V
2 0V
15
0.8V
3 0V
16 1.87V
4
-2.25V
17 2.12V
5 0V
18
1.66V
0V
6
19
1.73V
7 -1.65V
20 0V
8 2.72V
IC256
IC203
PIN
PIN
VOLTAGE
VOLTAGE
NO.
NO.
1
1 0V
0V
2
—
2 2V
3 —
3
2.73V
4
0V
5
0V
IC251 6 0V
PIN
VOLTAGE
NO.
IC257
1 2.07V
PIN
2 VOLTAGE
0V
NO.
3 0V
1
0V
4 0V
2
0V
5 5.35V
3
—
6 2.08V
4
0V
2.08V
7
8 2.08V
VOLTAGE
IC353
PIN
VOLTAGE
VOLTAGE
NO.
NO.
51
1V 1 2.73V
52
0V 2 0V
53
0V 3 0V
54
0V 4 0V
55
0V 5 0V
56
2V 6 0V
57
0V 0V
7
58
0V 0V
8
59
0V
60
0V
IC354
61
—
PIN
62
2V VOLTAGE
NO.
63
0V
1
0V
64
0.88V
2
0V
65
0.76V
3 0V
66
2.46V
4
0V
67
1V
5
0V
68
2V
69
0V
70 IC402
1V
PIN
71
1V
VOLTAGE
NO.
72
0V
1 2.35V
73 0V
2
0V
74
0V
3 0V
75 —
4 0V
76 2V
5 2.34V
77
2V
6 0V
78
2V
2.35V
7
79
0V
8 2.35V
80
2V
81
1V
82 2V IC404
83 PIN
2V
VOLTAGE
NO.
84
2V
1
0.2V
85 1V
2
0.2V
86
2V
3
0V
87 2V
4
2.19V
88 0V
5
2.5V
89 2.34V
90 0V
91 0.3V
IC431
92
0V PIN
VOLTAGE
NO.
93 0V
1
2.34V
94 1.6V
2
2.35V
95 1.2V
3
0V
96 1.7V
4
0V
0.3V
97
98 2.25V
99 2.34V
IC621
100 0.2V
PIN
VOLTAGE
NO.
1
8.58V
2
0V
IC258
3 0V
PIN
VOLTAGE
4
0V
NO.
5
2.34V
1
0V
6 8.55V
2
0.59V
3 4.93V
4
0V
IC260
5
0V
PIN
VOLTAGE
6 0V
NO.
1
2.72V
IC259 2
2.7V
PIN
3
2.7V
VOLTAGE
NO.
4
0V
1
—
5
0V
2
0.56V
6
—
3
0.56V
4
0V
5
0.56V
IC351
6
2.63V
PIN
VOLTAGE
NO.
1
IC841
0V
2
PIN
0V
VOLTAGE
NO.
3
4.44V
1
—
4
0V
2 2.8V
5
0V
3 2.06V
6
4.44V
4
2.06V
7
0V
5 0V
8
0.91V
9 4.44V
10
IC842
0V
11
PIN 0.91V
VOLTAGE
NO.
12
4.44V
1 —
13
0V
2
2.81V
14
4.49V
3 2.56V
4 0V
IC821
5
2.36V
PIN
VOLTAGE
NO.
S
0V
G
—
D
—
– 31 –
IC401
PIN VOLTAGE PIN
VOLTAGE
NO. NO.
51
1
0V
0V
2 52
0V
—
53
3
0.29V 2.35V
4 54
0V
2.32V
5 55 2.32V
—
6 56
0.17V 0V
57
7 2.35V
0V
8 58 2.35V
0.22V
59
9 0V 2.32V
10 60
2.35V
2.32V
61
11 2.35V
2.15V
12 62
2.03V 2.28V
13 63 2.35V
2.25V
64
14 2.35V
2.35V
65
15 2.35V 2.35V
66
16 1.09V
0V
67 1.12V
17 2.35V
68
18 0V 0V
19 69 0V
2.32V
20 70 2.34V
0.21V
71
21 2.32V 2.35V
72 2.35V
22 2.25V
23 73 2V
0.2V
24 1.55V 74 2.32V
25 75 2.32V
0V
0.15V
26 0V 76
27 1.57V 77 2.35V
78
2.35V
28 1.05V
79 0V
29 1.75V
80
30 0.56V 0V
81 2.34V
31 0V
82 2.34V
32 0V
2.35V 83 2.12V
33
84 1.47V
34 0V
85 0V
0V
35
0V 86 0V
36
37 87 0V
2.34V
0V
38 2.34V 88
39 0V 89 0V
90 0V
40 2.35V
0V
41 2.13V 91
42 2.7V 92 0V
93 0V
43 2.7V
0V
44 0V 94
0V 95 2.32V
45
0V
46 2.35V 96
0V
2.35V 97
47
2.35V
2.35V
48 98
2.33V
49 0V 99
0V
50 2.47V 100
Preform the measurement on
the IC401 pin 37 in the TEST
mode with GND short-circuited.
(LCD is in "TEST" state.)
IC901
IC852
PIN
PIN
VOLTAGE
VOLTAGE
NO.
NO.
1 0V
1
1.17V
2 0V
2 2.8V
3 2.34V
3 0.67V
4 0V
4
0V
2.49V
5
5 1.2V
6 0V
1.17V
6
2.49V
7
7 1.16V
0V
8
8 1.26V
—
9
10 —
IC822
—
11
PIN
VOLTAGE
12 —
NO.
0V
13
1 1.17V
0.75V
14
2
2.8V
—
15
3 0.37V
—
16
4 0V
—
17
5 1.17V
0V
18
1.17V
6
0V
19
1.16V
7
0V
20
8 1.26V
0V
21
0V
22
IC892
0V
23
0V PIN
24
VOLTAGE
NO.
1
0V
IC809
2
0.6V
PIN
3
VOLTAGE
1.58V
NO.
4
0V
1 5.36V
5
0V
2 0V
6
0V
3 0V
4 0V
IC851
5 2.35V
PIN
VOLTAGE
6 5.36V
NO.
S
0V
G
—
D —
MD-SR60
IC601
IC501
PIN
PIN
VOLTAGE
VOLTAGE
NO.
NO.
1
1 2.34V
0V
2
2 0V
—
3
3 —
—
4
4 —
0V
5
—
5
2.49V
6
6 8.55V
0V
7 2.48V
7
0.78V
8 0V
8
0V
9
2.38V
9
0V
10
10 0V
1V
11 2.38V
11
1V
12
12 2.34V
1V
13
0V
13
—
14 0V
14
—
15 0V
15
—
16 0V
16
—
17 4.67V
18
0V
IC651
19 0V
PIN
VOLTAGE
NO.
20 0V
1 2.73V
21 4.67V
2 —
22 0V
0V
3
23 0V
4 0V
24 0V
5 0V
25 0V
0V
6
26 —
—
7 4.67V
27
—
8
28 2.34V
—
9 0V
29
10 —
2.48V
30
31 —
—
IC771 32
—
PIN 33
VOLTAGE
NO.
—
34
1 0V
2.48V
35
2.74V
2
0V
36
2.74V
3
37 0V
4 —
0V
38
2.5V
5
0V
39
4.67V
40
IC801
0V
41
PIN
0V
VOLTAGE
42
NO.
0V
43
1
0V
4.67V
44
2
2V
—
45
3 4.44V
46 0V
—
47
IC802
—
48
PIN
VOLTAGE
NO.
IC803
1 0.45V
PIN
2
1.03V VOLTAGE
NO.
3 3.28V
1
4.4V
4 0.45V
2 4.46V
5 0.99V
3
0V
6 4.38V
4
0V
IC871 IC873
PIN
PIN
VOLTAGE
VOLTAGE
NO. NO.
1
1V 1
0V
2
2.36V 2
8.59V
3 0V
3 2.36V
4
1.18V 4
—
5
2.36V 5
4.47V
IC701 IC703
PIN PIN
VOLTAGE VOLTAGE
NO. NO.
1 1
0V 0V
2
2 0V
0V
3 0V
3 0V
4
4 0V 0V
5 5 0V
0V
6 2.5V
6 0V
0V 7 -2.34V
7
8 8 0V
0V
2.5V
9 0V 9
10
10 0V 0V
11 1.26V
11 0V
12 0V
12 0V
13 0V 13 2.35V
14 0V
14 0V
0V
15 0V 15
0V 16 2.5V
16
17 0V
17 -2.32V
-2.34V
18 0V 18
19 0V 19 -2.34V
20 0V
20 2.42V
0V
21 0.86V 21
0V 0V
22 22
23 0V
23 0V
0V
24 0V 24