CD-XP300 (serv.man22) - Sharp Audio Service Manual (repair manual). Page 39

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CD-XP300H
VOLTAGE
1.6 V
1.0 V
1.6 V
1.0 V
3.3 V
0 V
1.6 V
1.6 V
1.6 V
1.6 V
1.6 V
1.6 V
1.5 V
1.5 V
1.5 V
1.5 V
0.8 V
3.2 V
0 V
1.6 V
1.6 V
1.6 V
1.6 V
0 V
0 V
3.2 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
3.2 V
3.2 V
0 V
9
8
7
6
5
4
3
2
1
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
40
39
38
37
36
35
34
33
32
31
PIN
NO. VOLTAGE
IC1
3.7 V
3.7 V
0 V
0 V
3.7 V
3.2 V
3.2 V
3.2 V
0 V
0 V
0 V
3.2 V
0 V
0 V
0 V
0 V
0 V
3.2 V
0 V
0 V
0 V
4.7 V
0 V
4.9 V
4.9 V
4.9 V
0 V
4.9 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
3.2 V
3.2 V
3.2 V
0 V
3.2 V
PIN
NO. VOLTAGE
41
54
53
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
52
51
50
49
48
47
46
45
44
43
42
75
74
76
77
78
79
80
73
72
71
4.85 V
4.78 V
0 V
0 V
4.71 V
4.75 V
4.78 V
4.02 V
0 V
4.09 V
2.32 V
2.016 V
0 V
4.78 V
0 V
4.79 V
4.72 V
0.14 V
4.86 V
0.1 V
0 V
0 V
0 V
5.02 V
0 V
4.03 V
0 V
5.08 V
5.07 V
0 V
5.08 V
3.31 V
5.08 V
4.79 V
5.08 V
1.41 V
0 V
5.09 V
4.95 V
0 V
0 V
13.23 V
13.23 V
13.23 V
3.82 V
4.78 V
4.78 V
4.54 V
0 V
4.93 V
9
8
7
6
5
4
3
2
1
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
40
39
38
37
36
35
34
33
32
31
PIN
NO. VOLTAGE
IC701
4.93 V
4.93 V
N.C.
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
4.02 V
4.84 V (N.C.)
4.84 V (N.C.)
4.82 V
0 V
4.82 V
–27.4 V
–30.4 V
–30.4 V
–18.2 V
–30.4 V
–27.4 V
–21.1 V
–24.2 V
–27.3 V
–15.13 V
–30.5 V
–27.3 V
–10.23 V
–27.3 V
–24.2 V
–30.4 V
–21.2 V
–14.95 V
–30.4 V
–30.3 V
–30.3 V
–30.3 V
–27.2 V
–27.2 V
–27.1 V
–27.3 V
–27.3 V
–27.3 V
–28.8 V
–27.3 V
–27.3 V
–27.3 V
PIN
NO. VOLTAGE
51
64
63
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
62
61
60
59
58
57
56
55
54
53
52
85
84
86
87
88
89
90
83
82
81
50
49
48
47
46
45
44
43
42
41
95
94
96
97
98
99
100
93
92
91
1.7 V
1.7 V
1.8 V
2.1 V
2.1 V
2.1 V
2.0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
2.1 V
2.1 V
1.6 V
4.9 V
3.0 V
1.6 V
0 V
0 V
4.9 V
4.9 V
1.8 V
2.1 V
2.1 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
4.2 V
0 V
2.1 V
2.1 V
4.9 V
3.7 V
3.7 V
9
8
7
6
5
4
3
2
1
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
40
39
38
42
41
37
36
35
34
33
32
31
PIN
NO. VOLTAGE
IC2
0 V
0 V
0 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
10.07 V
0 V
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
PIN
NO. VOLTAGE
IC601
0 V
0 V
0.58 V
1.998 V
N.C.
1.303 V
0 V
0.587 V
3.54 V
3.48 V
0 V
0 V
7.03 V
4.2 V
0 V
3.45 V
0.587 V
0 V
2.00 V
N.C.
2.02 V
0.581 V
0 V
0 V
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
PIN
NO. VOLTAGE
IC101
2.13 V
5.16 V
2.13 V
2.13 V
0 V
5.23 V
5.23 V
3.8 V
5.15 V
4.43 V
1.836 V
1.265 V
2.32 V
1.26 V
1.268 V
2.12 V
0 V
5.01 V
5.02 V
5.02 V
5.04 V
5.04 V
10.08 V
0 V
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
PIN
NO. VOLTAGE
IC303
2.6 V
0 V
0 V
0 V
0 V
5.07 V
10.05 V
4.78 V
0 V
0 V
5.23 V
0 V
5.23 V
0 V
0 V
2.6 V
5.23 V
0 V
0 V
0.838 V
0 V
2.71 V
9
8
7
6
5
4
3
2
1
22
21
20
19
18
17
16
15
14
13
12
11
10
PIN
NO. VOLTAGE
IC302
44.9 V
24.7 V
10.3 V
9.7 V
24.7 V
41.0 V
0 V
0 V
0 V
0 V
0 V
44.2 V
44.2 V
0 V
0 V
42.2 V
0 V
0 V
9
8
7
6
5
4
3
2
1
12
11
10
15
14
13
18
17
16
PIN
NO. VOLTAGE
IC901
3
2
1
PIN
NO. VOLTAGE
IC851
20.2 V
1.351 V
13.41 V
3
2
1
PIN
NO. VOLTAGE
IC852
19.8 V
0 V
10.09 V
3
2
1
PIN
NO. VOLTAGE
Q853
20.4 V
0 V
5 V
8
9
7
6
5
4
3
2
1
PIN
NO. VOLTAGE
IC301
0.8 V
1.5 V
3.6 V
1.5 V
0 V
3.8 V
2.8 V
3.6 V
3.6 V
3
2
1
PIN
NO. VOLTAGE
IC854
20.48 V
0.59 V
5.72 V
B
C
E
PIN
NO. VOLTAGE
IC855
7.69 V
8.24 V
13.2 V
2.58 V
2.58 V
5.16 V
0 V
2.58 V
2.58 V
0 V
2.62 V
8
7
6
5
4
3
2
1
PIN
NO. VOLTAGE
ICT21
2.49 V
0 V
5.16 V
5.16 V
0 V
0 V
4.36 V
0 V
PIN
NO. VOLTAGE
9
16
15
14
13
12
11
10
Display
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