Voltage - Sharp CD-BA120 Service Manual

CD-BA120/125
IC1 IC2
PIN PIN
NO. VOLTAGE
NO. VOLTAGE
1 1
1.6V 0.7V
2 2
1.6V 0V
3 3
1.6V 0V
4 4
1.6V 0V
5 5
1.6V 3.3V
6 6
1.6V 2.4V
7 7
0V 0V
8 8
2.6V 0V
9 9
0V 1.6V
10 10
0V 0V
11 11
0V 4.7V
12 12
3.3V 1.7V
13 13
1.6V 0V
14 14
1.6V 1.6V
15 15
1.6V 1.6V
16 16
0V 1.6V
17 17
0V 1.6V
18 18
1.6V 3.3V
19 19
1.6V 0V
20 20
1.6V 1.6V
21 21
1.6V 1.6V
22 22
1.6V 1.6V
23 23
0V 1.6V
24 24
1.6V 1.6V
25 25
1.6V
0V
26 26
0V 1.6V
27 27
0V 1.6V
28 28
1.6V 0V
29 29
1.6V 0V
30 30
3.3V 2.1V
31
2.1V
IC3 32
0V
33
3.3V
PIN
NO. VOLTAGE
34
3.5V
1 35
3.3V
1.6V
2 36
3.3V
1.6V
3 37
1.8V 3.3V
38
4 1.6V
2.1V
39
5 1.6V
2.1V
6 40
0V
2.1V
7 41
2.1V 0V
42
8
0V 3.3V
43
9 3.3V
0V
44
10 3.0V
0V
11 45
0V 1.5V
46
12
0V 0V
47
13 0V
0V
14 48
1.5V
0V
15 49
3.0V
2.1V
50
16
2.1V 3.3V
51
17 1.8V
1.6V
52
18 3.0V
4.9V
19 53
0V
3.5V
20 54
1.6V 0V
55
21
0V 0V
56
22 0V
0V
23 57
1.7V
4.9V
24 58
4.9V 3.3V
59
25
1.6V 0V
60
26 3.0V
2.1V
27 61
1.6V
2.1V
28 62
1.9V 0V
29 63
0V 2.4V
64
30 0V
0V
65
31 0V
0V
66
32 0V
0V
67
33 0V
0V
68
34 4.8V
0V
69
35 4.9V
0V
70
36 4.9V
4.2V
71
37 4.6V
0V
38 72
0V
2.1V
73
39
4.9V
2.1V
74
40 0V
4.9V
75
41 0V
2.1V
76
42 0V
2.1V
77
3.2V
78
0V
79
0V
80
3.4V

VOLTAGE

IC101 IC901
PIN
PIN
NO. VOLTAGE NO. VOLTAGE
1 1
0V 0V
2 2
0V
0V
3 3
0.55V 16.27V
4
4
2.16V 0V
5
5
0V 0V
6 6
1.25V
0V
7 7
0V 16.72V
8 8
0.58V 0V
9
9
3.17V 0V
10 10
3.55V
34.2V
11 11
0V 16.6V
12 12
0V 0V
13
4.72V
14 IC902
4.37V
15
0V PIN
NO. VOLTAGE
16
3.67V
1
17 19.12V
0.38V
18 2
0V
0V
19 3
10.04V
0V
20
0V
21
2.16V
IC904
22
0.55V
PIN
NO. VOLTAGE
23
0V
24
0V
1
19.12V
2
0.64V
IC301
3
5.64V
PIN
NO. VOLTAGE
1
Q903
0.8V (0V)
2
1.5V (0V)
PIN
NO. VOLTAGE
3
3.6V (0.4V)
4
1.5V (0V) 1
10.04V
5
2
0V (0V)
19.05V
6
3.6V (0.4V) 3
9.57V
7
2.8V (0.2V)
8
3.5V (0.3V)
IC704
9
3.6V (0.3V)
PIN
NO. VOLTAGE
IC302
1
4.9V
PIN
NO. VOLTAGE 2
0V
3
4.9V
1
2.15V
2
0V
3 IC601
0V
4
0V
PIN
NO. VOLTAGE
5
0V
1
6
4.83V 0V
7 2
9.87V 0V
8 3
0V
4.4V
9 4
0V 4.96V
10 5
0V 4.96V
6
11
4.64V 4.96V
12 7
4.96V
2.27V
13 8
4.89V
4.66V
9
14
0V 4.78V
10
15
2.13V 4.78V
11
16 4.78V
0V
17 12
4.78V
4.86V
18 13
0.73V 4.78V
19 14
0.73V 4.78V
15
20
6.3V 4.78V
21 16
4.78V
0V
22 17
2.33V 5.1V
18
5.5V
19
5.0V
20
4.66V
21
5.03V
22
4.97V
23
10.0V
24
0V
– 34 –
IC701
PIN PIN VOLTAGE
VOLTAGE
NO. NO.
1 51
4.78V 4.29V
2 52
0V 0V
53
3
5.0V 4.81V
4 54
0V 4.81V
5 55
4.69V 4.81V
6 56
4.74V 4.81V
7 57
4.75V 0V
8 58
0V 0V
9 59
4.85V 27.8V
10 60
4.30V –27.8V
11 61
2.25V 0V
12 62
1.16V 0V
13 63
0V 0V
14 64
0V 0V
15 65
4.85V 0V
16 66
4.78V 0V
17 67
4.67V
–27.7V
18 68
0V –27.7V
19 69
4.69V –27.1V
20 70
0V –28.2V
21 71
0V –21.7V
22 72
0V –18.6V
23 73
0V –12.9V
24 74
4.82V –24.4V
25 75
0V –25.9V
26 76
0.3V –15.7V
27 77
0V –22.2V
28 78
0V –22.3V
29
79
0V –27.8V
30 80
0V
–18.6V
31 81
4.81V –12.9V
32 82
4.81V –24.4V
33
83
4.81V –24.4V
34 84
4.9V
–27.1V
35 85
5.0V
–27.1V
36 86
4.9V –24.4V
37 87
0V –24.4V
38 88
0V
–27.1V
39 89
5.0V
–27.1V
40 90
0V –24.4V
41
91
1.7V –27.1V
42 92
9.45V
–24.4V
43 93
9.45V –27.1V
44 94
9.45V –24.4V
45
95
3.8V –24.4V
46 96
4.89V
–24.4V
47 97
0V –24.4V
48 98
4.89V –24.4V
49
99
4.79V –24.4V
50 100
4.78V
–24.4V
IC303
PIN
NO. VOLTAGE
1
2.12V
2
4.78V
3
2.12V
4
2.11V
5
0V
6
4.65V
7
4.65V
8
3.02V
9
4.78V
10
4.08V
11
1.63V
12
1.13V
13
2.08V
14
1.31V
15
1.29V
16
2.07V
17
0V
18
1.43V
19
1.99V
20
1.44V
21
2.08V
22
2.08V
23
4.48V
24
3.35V