Sanyo RB-7201 Service Manual page 30

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VOLTAGE OF IC & TRANSISTOR
IC811
Pin No.
1
2
STOP
3.3V
3.3V
PLAY
3.2V
3.2V
IC812
Pin No.
1
2
STOP
0V
3.2V
PLAY
0V
3.2V
IC813
Pin No.
1
2
STOP
0V
1.6V
PLAY
0V
1.6V
IC815
Pin No.
1
2
STOP
0V
0V
PLAY
0V
0V
IC816
Pin No.
1
2
STOP
0V
1.7V
PLAY
0V
1.7V
Pin No.
17
18
STOP
0V
2.6V
PLAY
0V
2.6V
IC817
Pin No.
1
2
STOP
1.6V
0V
PLAY
1.6V
1.2V
IC818
Pin No.
1
2
STOP
0V
0V
PLAY
0V
0V
Pin No.
17
18
STOP
2.7V
2.8V
PLAY
---
---
IC842
Pin No.
1
2
STOP
6.9V
6.9V
PLAY
6.9V
6.9V
IC871
Pin No.
1
2
STOP
3.1V
---
PLAY
---
0.5V
Pin No.
17
18
STOP
3.2V
---
PLAY
3.2V
---
Pin No.
33
34
STOP
2.9V
2.8V
PLAY
---
---
IC881
Pin No.
1
2
STOP
3.1V
---
PLAY
---
0.5V
Pin No.
17
18
STOP
3.2V
---
PLAY
3.2V
---
Pin No.
33
34
STOP
2.9V
3.0V
PLAY
---
---
(V)
3
4
5
2.5V
0V
0V
2.5V
0V
0V
(V)
3
4
2.9V
3.3V
2.8V
3.2V
3
4
5
6
0V
1.6V
3.3V
3.3V
0V
1.6V
---
0V
3
4
5
6
0V
0V
3.2V
3.2V
0V
0V
3.2V
3.2V
3
4
5
6
0V
3.2V
5.1V
---
0V
3.2V
5.1V
---
19
20
0V
5.1V
0V
5.1V
3
4
5
6
1.6V
0V
3.3V
5.1V
1.6V
0V
3.3V
5.1V
3
4
5
6
2.8V
2.8V
5.1V
0V
---
---
5.1V
0V
19
20
0V
5.1V
5.0V
5.1V
3
4
5
6
6.9V
0V
6.9V
6.9V
6.9V
0V
6.9V
6.9V
3
4
5
6
---
---
---
3.0V
2.8V
---
---
2.5V
19
20
21
22
---
---
---
---
---
---
---
---
35
36
37
38
2.8V
2.8V
3.2V
0V
---
---
3.2V
0V
3
4
5
6
---
---
---
0.3V
2.8V
---
---
---
19
20
21
22
---
---
---
---
---
---
---
---
35
36
37
38
2.8V
2.8V
3.2V
0V
---
---
3.2V
0V
Pin No.
STOP
PLAY
Pin No.
STOP
PLAY
7
8
9
10
3.2V
0V
3.3V
0V
---
0V
---
0V
(V)
7
8
0V
3.2V
0V
3.2V
7
8
9
10
5.0V
3.2V
---
0V
5.0V
3.2V
---
0V
7
8
9
10
2.5V
2.5V
0V
2.5V
2.5V
2.5V
0V
2.5V
7
8
9
10
2.8V
2.8V
0V
0V
---
---
0V
0V
(V)
7
8
6.9V
13.8V
6.9V
13.8V
7
8
9
10
---
---
3.2V
0V
---
---
3.2V
0V
23
24
25
26
---
2.8V
---
---
---
---
---
---
39
40
41
42
2.8V
2.8V
2.9V
2.8V
---
---
---
---
7
8
9
10
0.3V
---
3.2V
0V
---
---
3.2V
0V
23
24
25
26
---
2.8V
0.2V
0.2V
---
---
---
---
39
40
41
42
2.9V
2.8V
2.9V
2.8V
---
---
---
---
- 47 -
Q8001
E
C
B
5.1V
5.0V
4.3V
5.1V
-9.6V
5.0V
Q8003
E
C
B
0V
0V
0V
0V
5.0V
0V
11
12
13
14
3.3V
0V
0V
0V
---
---
0V
---
11
12
13
14
---
5.0V
3.2V
---
---
5.0V
3.2V
---
11
12
13
14
3.2V
0V
---
5.0V
0V
0V
---
5.0V
11
12
13
14
3.2V
---
2.8V
2.8V
3.2V
---
---
---
11
12
13
14
0V
0V
0V
3.2V
0V
0V
0V
3.2V
27
28
29
30
0V
2.8V
2.8V
2.8V
0V
---
---
---
43
44
45
46
2.8V
2.7V
2.8V
2.8V
---
---
---
---
11
12
13
14
0V
0V
0V
3.2V
0V
0V
0V
3.2V
27
28
29
30
0V
2.8V
2.9V
2.9V
0V
---
---
---
43
44
45
46
2.9V
2.7V
2.9V
2.8V
---
---
---
---
(V)
(V)
(V)
15
16
0V
3.2V
0V
3.2V
(V)
15
16
3.2V
5.1V
3.2V
5.1V
(V)
15
16
5.1V
2.6V
5.1V
2.6V
(V)
15
16
0V
5.1V
0V
5.1V
(V)
15
16
0V
0V
0V
0V
31
32
2.8V
2.8V
---
---
47
48
0V
3.1V
0V
2.9V
(V)
15
16
0V
0V
0V
0V
31
32
2.9V
2.9V
---
---
47
48
0V
3.1V
0V
2.9V

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