Bose CD-20 Service Manual page 68

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CD MECHANISM IC AND TRANSISTOR VOLTAGE TABLES
IC801
Pin
1
2
3
0
2.5
NC
Pin
20
21
22
2.5
0
1.1
Pin
39
40
41
0
NC
NC
Pin
58
59
60
5
5
0
Pin
1
2
3
IC802
2.1
0
NC
IC821
Pin
1
2
3
2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5
Pin
20
21
22
5
0
5
Pin
39
40
41
2.5 2.5
0
IC861
Pin
1
2
3
4.1 4.1 2.5
Pin
20
21
22
8.8 8.8 2.5
NC
Pin
1
2
3
IC862
8.8
0
0
IC863
8.8
0
0
4
5
6
7
8
0
0
5
NC NC
23 24
25
26
27 28
5
0
NC NC NC
42 43
44
45
46 47
0
0
0
NC NC
61 62
63
64
0
0
0
NC
4
5
2.5
5
4
5
6
7
8
23 24
25
26
27 28
0
0
0
2.2 3.7 3.1 1.3 30
42 43
44
45
46 47
2.5 2.5 2.5 1.9 2.2 0.7 2.5
4
5
6
7
8
7.8
5
8.8
0
NC
23 24
25
26
27 28
2.5 4.1 4.1
NC
4
5
6
7
8
8.8
0
0
0
NC
8.8
0
0
0
NC
9
10
11
12 13
5
0
0
0
0
29
30
31 32
NC NC NC NC NC NC
48
49
50 51
5
5
0
5
0
9
10
11
12 13
0
2.5 2.5 2.5 2.5 2.5 1.2
29
30
31 32
31 32
48
9
10
11
12 13
2.5 4.1 4.1
0
NC
0
9
10 11
12
13
0
8.8
0
NC
NC
0
0
8.8
0
0
68
14
15
16 17
18
2.5
0
2.5 2.5
5
33
34
35 36
37
2.1
0
NC
NC NC
52
53
54 55
56
5
5
0
0
0
14
15
16 17
18
5
33
34
35 36
37
33
34
35 36
37
14
15
16 17
18
2.5 2.5 2.5 4.1 4.1 2.5
14
0
0
19
NC
38
57
5
19
5
38
38
19

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