Sharp CD-C470H Service Manual page 35

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( ):CrO
PLAY
2
< >:CrO
REC
2
[ ]:CD NORMAL REC
OTHER:CD NORMAL PLAY
IC101
IC201
PIN
PIN
PIN
VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
NO.
1
1
1
0V(0V)
5.3V
2
0V(0V)
2
5.2V
2
3
3
3
0.6V(0.6V)
5.2V
4
4
4
2.8V(2.6V)
5.2V
5
5
5
0V(0V)
5.2V
6
6
6
0V [1.3V](0V) <1.3V>
5.2V
7
7
7
0V(0V)
5.2V
8
8
8
0.6V(0.6V)
5.2V
9
9
9
2.8V(2.7V)
5.2V
10
10
10
2.8V(2.7V)
5.2V
11
11
11
0V(0V)
0V
12
12
12
0V(0V)
5.2V
13
13
13
5.8V(5.6V)
5.2V
14
14
14
3.6V(3.5V)
5.2V
15
15
15
0V(0V)
5.2V
16
16
16
2.8V(2.7V)
5.9V
17
17
17
0.6V(0.6V)
5.2V
18
18
18
0V(0V)
5.9V
19
19
5.1V
19
0V(1.0V)
20
20
20
0V(0V)
5.1V
21
21
21
2.8V(2.6V)
5.1V
22
0.6V(0.6V)
22
5.1V
22
23
23
23
0V(0V)
5.1V
24
24
24
0V(0V)
5.2V
25
5.9V
26
5.2V
27
5.9V
28
5.2V
29
5.2V
30
5.2V
31
5.2V
32
5.2V
33
5.2V
34
5.2V
35
5.2V
36
5.2V
37
5.2V
38
10.3V
39
0V
40
4.9V
41
4.9V
42
4.9V
IC651
IC701
PIN
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
1
1
41
0V
–28.4V
0V
2
2
42
0V
–28.4V
0V
3
3
0V
–28.4V
43
4.9V
4
4
44
–13.2V
–28.4V
0V
5
5
45
0V
–28.4V
0V
6
6
0V
–28.4V
46
4.8V
7
7
47
0V
–28.4V
4.7V
8
8
48
11.0V
4.85V
0V
9
4.85V
49
0V
10
50
0V
0V
11
51
4.75V
0V
12
0V
52
4.9V
13
53
3.3V
4.9V
14
54
4.7V
–22V
15
55
–28.2V
0V
16
56
0V
–18.9V
17
57
5.0V
–31.3V
18
58
–31.3V
4.8V
19
59
4.8V
–31.3V
20
60
0V
–25.1V
21
61
–15.9V
4.8V
22
62
4.8V
–22.2V
23
63
4.8V
–22.2V
24
64
–18.9V
4.8V
25
65
4.8V
–13.0V
26
66
4.8V
–31.3V
27
4.8V
67
–28.2V
28
68
3.1V
–31.3V
29
4.9V
69
–19.0V
30
4.8V
70
–31.3V
31
71
0V
–31.4V
32
4.8V
72
–31.3V
33
0V
73
–31.3V
34
74
2.3V
–31.3V
35
2.1V
75
–31.3V
36
76
0V
–22.1V
37
77
0V
–28.4V
38
0V
78
–28.4V
39
79
0V
–28.4V
40
80
0V
–28.4V
7
8
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
IC202
IC451
IC453
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
1
1
0V
11.3V
5.7V
4.9V
2
5.6V
2
5.7V
3
3
4.9V
5.6V
5.7V
4
4
4.9V
5.6V
5.7V
5
5
2.0V
5.6V
5.7V
6
6
0.7V
5.6V
12.0V
7
7
10.4V
5.6V
6.0V
8
8
5.2V
5.6V
6.0V
9
9
5.2V
5.6V
12.0V
10
10
5.2V
5.6V
12.0V
11
11
5.2V
5.6V
5.7V
12
12
5.2V
5.6V
0.2V
13
13
5.2V
5.6V
5.7V
14
14
5.2V
5.6V
0V
15
15
5.2V
0V
0V
16
16
5.2V
5.6V
11.4V
17
0V
5.6V
18
5.2V
5.6V
5.2V
19
5.6V
20
5.2V
5.7V
21
5.2V
5.7V
5.3V
22
5.6V
23
2.6V
5.6V
24
2.4V
5.7V
25
5.7V
26
5.6V
27
5.6V
28
5.6V
IC702
IC901
IC951
PIN
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
1
0V
1
1
0V
26.7V
2
1.0V
2
2
0V
15.4V
3
1.0V
3
3
0V
0V
4
1.0V
4
4
0V
–27.5V
5
0V
5
5
–1.4V
15.4V
6
1.8V
6
6
2.2V
26.7V
7
1.8V
7
7
–29.2V
29.8V
8
1.8V
8
8
–29.9V
1.3V
9
10.6V
9
9
–30.1V
0V
10
9.1V
10
10
0V
28.7V
11
1.8V
11
11
29.9V
0V
12
9.1V
12
12
28.4V
3.3V
13
1.8V
13
13
0V
0V
14
9.4V
14
14
–30.1V
1.3V
15
9.3V
15
0V
16
10.8V
16
0V
17
0V
17
0V
18
4.8V
18
0V
9
Figure 35 SCHEMATIC DIAGRAM (14/14)
– 35 –
IC501
IC502
PIN
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
1
1
1
5.5V
0V
0V
2
2
5.5V
2
0V
4.9V
3
3
3
5.4V
0V
0V
4
4
4
5.3V
–11.7V
4.9V
5
5
5.5V
5
0V
4.9V
6
6
6
5.3V
0V
0V
7
7
7
5.3V
0V
0V
8
8
8
5.5V
6.4V
4.9V
9
9
5.3V
4.9V
10
10
5.3V
4.9V
IC503
11
11
5.5V
0V
12
PIN
12
5.3V
0V
NO. VOLTAGE
13
13
5.5V
0V
1
14
0V
14
5.5V
4.8V
2
15
0V
15
5.5V
0V
3
0V
16
5.5V
16
0V
4
17
–11.7V
17
5.5V
4.8V
5
18
0V
18
5.5V
3.5V
6
0V
19
5.5V
19
0V
7
20
0V
20
5.5V
0V
8
21
6.4V
21
5.5V
0V
22
5.5V
22
5.2V
23
23
0V
5.2V
IC504
24
24
0V
0V
25
0V
PIN
25
0V
NO. VOLTAGE
26
26
0V
0V
1
27
0V
27
5.5V
0V
2
28
5.5V
0V
28
0V
29
3
29
5.5V
0V
4.9V
4
30
–11.7V
30
5.5V
4.9V
5
31
5.5V
0V
31
5.2V
32
6
0V
32
5.5V
0V
7
33
0V
33
5.5V
0V
8
34
5.5V
6.4V
34
2.3V
35
35
5.5V
2.3V
36
36
5.3V
4.9V
37
5.5V
37
4.9V
38
38
5.3V
4.9V
39
39
5.3V
4.9V
40
5.5V
40
0V
41
5.3V
42
5.3V
43
5.5V
44
5.3V
45
5.3V
46
5.5V
47
5.5V
48
5.5V
49
5.5V
50
5.5V
51
5.5V
52
5.5V
53
5.5V
54
5.5V
55
5.5V
56
11.0V
57
5.5V
58
5.5V
59
5.5V
60
5.5V
61
5.5V
62
5.5V
63
5.5V
64
5.5V
( ):AM
OTHER:FM(ST)
IC302
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
1
1
2.6V
2
0V
2
3
3
0V
4
4
0V
5
4.8V
5
6
6
0.5V(5V)
7
7
0.3V(12.3V)
8
12V(0V)
8
9
9
0.4V(0V)
10
10
4V(0V)
11
5.1V(5.1V)
11
12
12
0V
13
13
0V
14
0V
14
15
15
0V(2.5V)
16
16
2.5V(0V)
17
17
5.1V
18
18
0.9V
19
19
0.9V
20
1.9V(1.1V)
20
21
21
0V
22
22
2.6V
23
24
10
11
IC601
PIN
NO. VOLTAGE
41
4.9V
42
4.9V
43
5.4V
44
4.9V
45
4.9V
46
4.9V
47
4.8V
48
0V
49
0V
50
12.3V
51
12.3V
52
4.9V
53
0V
54
4.9V
55
0V
56
5.2V
57
0V
58
0V
59
0V
60
0V
61
4.9V
62
4.9V
63
4.9V
64
4.9V
65
4.9V
66
4.9V
67
5.2V
68
5.2V
69
4.8V
70
4.9V
71
0V
72
0V
73
0V
74
0V
75
0V
76
4.9V
77
0V
78
0V
79
0V
80
4.9V
IC303
ICT21
PIN
NO. VOLTAGE
1
2.2V
2.6V(0.2V)
5.1V
2
2.6V(0V)
3
2.2V
5.2V(0V)
4
2.2V
0V(0V)
0V
5
2.6V(0V)
6
5.0V
2.6V(0V)
7
5.1V
0V(0V)
2.9V(3.6V)
8
0V(0V)
9
5.1V
0V
10
3.5V(0.3V)
0V
3.9V(1.9V)
11
0V
12
3.9V(1.2V)
2.6V(0V)
13
4.0V
2.7V(0V)
1.4V
14
5.2V(0V)
15
1.4V
0V(0V)
16
2.2V
0V
17
2.4V(0V)
0V
18
2.4V(0.9V)
0V
19
0V(1.9V)
0V(0.6V)
0.9V(0.9V)
20
0V(5V)
21
2.5V(2.1V)
4.8V(4.8V)
22
2.5V(2.1V)
0V(0V)
23
5.1V(5.1V)
0V(0V)
24
3.6V(3.6V)
0V(0V)
12

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