Sanyo RB-7201 Service Manual page 28

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VOLTAGE OF IC & TRANSISTOR
1.FRONT(Except UK,XE), DG PART
IC480
Pin No.
1
2
STOP
3.9V
3.3V
PLAY
3.9V
3.3V
IC481
Pin No.
1
2
STOP
5.5V
5.1V
PLAY
5.5V
5.1V
IC483
Pin No.
1
2
STOP
2.5V
0V
PLAY
2.5V
0V
IC490
Pin No.
1
2
STOP
0.3V
0V
PLAY
-216V
0V
IC601(Except UK and XE)
Pin No.
1
2
STOP
0V
0V
PLAY
0V
0V
Pin No.
17
18
STOP
-25.9V -22.5V -22.5V -15.6V -21.8V -26.0V -22.3V -29.4V -22.5V -22.5V -29.7V -26.2V -29.7V -29.7V -29.7V -29.7V
PLAY
-29.8V -22.9V -22.9V
Pin No.
33
34
STOP
5.1V
-29.9V -29.7V -29.7V -26.3V -26.3V -26.3V -26.3V -26.2V -26.3V -26.3V -26.3V 5.1V
PLAY
5.1V
-30.3V -30.0V -30.0V -26.6V -26.6V -26.6V -26.6V -26.6V -26.6V -26.6V -26.6V 5.1V
Pin No.
49
50
STOP
5.1V
5.1V
PLAY
5.1V
5.1V
FRONT(UK,XE)
C6004 C6011 C6030
STOP
4.8V
4.8V
PLAY
4.8V
4.8V
IC602
Pin No.
1
2
STOP
4.8V
0V
PLAY
4.8V
0V
IC601
Pin No.
1
2
STOP
4.8V
0V
PLAY
4.8V
0V
Pin No.
17
18
STOP
4.7V
0V
PLAY
4.7V
0V
Pin No.
33
34
STOP
---
---
PLAY
-2.2V
-0.1V
Pin No.
49
50
STOP
-8.4V -10.2V -9.6V -12.4V -9.4V
PLAY
---
---
Pin No.
65
66
STOP
-29.0V -28.9V -26.7V -26.8V -26.7V -26.8V -26.8V -26.7V -26.6V -26.7V -26.8V -26.6V -26.9V -26.8V -26.8V -26.8V
PLAY
-28.9V -28.8V -26.7V -26.7V -26.6V -26.7V -26.8V -26.7V -26.4V -26.8V -26.8V -26.8V -26.9V -26.8V -26.8V -26.8V
(V)
3
4
0V
1.9V
0V
2.0V
(V)
3
4
0V
1.9V
0V
---
(V)
3
Pin No.
4.2V
STOP
4.2V
PLAY
(V)
3
4
5
0V
14.5V
2.0V
0V
14.7V
2.1V
3
4
5
6
0V
0V
3.7V
---
0V
0V
3.6V
---
19
20
21
22
---
---
---
35
36
37
38
51
52
0V
2.8V
0V
2.8V
(V)
4.8V
4.8V
(V)
3
Pin No.
4.8V
STOP
4.8V
PLAY
3
4
5
6
2.6V
2.8V
0V
4.8V
2.5V
2.8V
0V
4.8V
19
20
21
22
0V
4.8V
4.8V
4.8V
0V
4.8V
4.8V
4.8V
35
36
37
38
---
---
---
0V
---
---
---
0V
51
52
53
54
-9.6V -29.2V -26.8V -29.2V -29.2V 4.8V
---
---
---
-11.7V
67
68
69
70
Q4820
E
C
B
E
13.8V 23.4V 14.4V
0V
13.8V 23.7V 14.4V
0V
7
8
9
10
5.1V
5.0V
---
0V
5.1V
5.0V
---
0V
23
24
25
26
---
-26.4V
---
---
39
40
41
42
Q6021
(V)
E
C
B
---
0V
0V
0V
5.5V
0V
7
8
9
10
---
5.0V
0V
4.7V
---
5.0V
0V
4.7V
23
24
25
26
0V
4.8V
4.8V
0V
0V
4.8V
4.8V
0V
39
40
41
42
---
---
---
---
---
---
---
-0.1V -13.3V -13.3V -13.0V
55
56
57
58
-29.1V -31.9V -29.1V -24.9V 4.8V
71
72
73
74
- 45 -
Q6707
Q6708
C
B
E
C
0V
0.7V
0V
0V
0V
-9.6V
0V
0V
11
12
13
14
0V
0V
0V
5.1V
0V
0V
0V
5.1V
27
28
29
30
-30.1V -30.1V -30.1V -23.1V -30.1V -26.6V
43
44
45
46
5.1V
5.1V
11
12
13
14
4.8V
0V
0V
0V
4.8V
0V
0V
0V
27
28
29
30
0V
0V
4.8V
0V
0V
0V
4.8V
0V
43
44
45
46
-13.0V -11.2V -11.1V -9.6V
---
59
60
61
62
-30.2V -28.9V -28.7V -28.9V -28.9V
-30.5V -28.4V -26.2V -28.6V -28.8V
75
76
77
78
(V)
B
0.7V
-9.6V
(V)
15
16
-28.9V -26.0V
-29.4V -29.8V
31
32
47
48
5.1V
5.1V
5.1V
5.1V
(V)
15
16
4.5V
0V
---
0V
31
32
---
---
---
---
47
48
-9.8V
-5.8V
---
---
63
64
79
80

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