Voltage Chart; Main P.c.b - Panasonic DVD-LS93P Service Manual

Portable dvd/cd player
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DVD-LS90PP / DVD-LS93P

13 VOLTAGE CHART

Note:
· Indicated voltage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance)
with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on the internal
impedance of the DC circuit tester.
· Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point,
because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition
and product itself.

13.1. MAIN P.C.B.

Ref No.
MODE
1
2
PLAY
0.6
9.1
STOP
0.4
9.1
Ref No.
MODE
21
22
PLAY
1.5
1.0
STOP
1.3
1.0
Ref No.
MODE
41
42
PLAY
-
1.0
STOP
-
1.0
Ref No.
MODE
1
2
PLAY
5.0
0
STOP
5.0
0
Ref No.
MODE
1
2
PLAY
7.4
0
STOP
7.3
0
Ref No.
MODE
1
2
PLAY
1.3
1.6
STOP
1.3
1.6
Ref No.
MODE
1
2
PLAY
1.6
1.6
STOP
1.6
1.6
Ref No.
MODE
21
22
PLAY
5.3
5.3
STOP
5.3
5.3
Ref No.
MODE
1
2
PLAY
-
2.5
STOP
-
0.1
Ref No.
MODE
21
22
PLAY
1.6
1.5
STOP
1.6
1.6
Ref No.
MODE
1
2
PLAY
2.7
2.6
STOP
3.0
3.0
Ref No.
MODE
21
22
PLAY
0
3.2
STOP
0
3.2
Ref No.
MODE
41
42
PLAY
1.2
2.2
STOP
0.8
2.9
Ref No.
MODE
61
62
PLAY
0
3.2
STOP
0
3.2
Ref No.
MODE
81
82
PLAY
0
0
STOP
0
0
Ref No.
MODE
101
102
PLAY
2.3
2.0
STOP
2.3
2.0
Ref No.
MODE
121
122
PLAY
0
0
STOP
1.4
0
3
4
5
6
7
9.1
8.2
0
0
6.3
9.1
8.2
0
0
6.3
23
24
25
26
27
1.0
1.4
1.1
1.9
1.0
1.0
1.3
1.1
1.9
1.0
IC1001
43
44
45
46
47
0
0
5.0
5.0
5.0
0
0
5.0
5.0
5.0
IC1003
3
4
5
6
1.3
4.9
0
5.3
1.3
5.0
0
5.3
IC1401
3
4
5
6
7
-
1.2
11.8
8.0
0
-
1.2
11.7
0
8.0
3
4
5
6
7
5.0
9.4
4.6
0.3
1.0
5.0
9.4
4.6
0.3
1.0
3
4
5
6
7
1.6
1.6
1.6
1.6
0
1.6
1.6
1.6
1.6
0
IC2601
23
24
25
26
27
1.6
1.6
1.6
1.6
3.2
1.6
1.6
1.6
1.6
0
3
4
5
6
7
-
2.5
-
-
2.5
-
0.1
-
-
0.1
IC2651
23
24
25
26
27
3.2
2.5
5.0
0
5.3
0
5.0
5.0
0
5.3
3
4
5
6
7
0
2.6
2.6
3.2
2.6
0
3.0
3.1
3.2
2.9
23
24
25
26
27
2.2
1.4
0.9
1.1
0.8
2.8
1.4
0.6
1.1
0.5
43
44
45
46
47
0.4
1.1
1.3
2.6
1.0
0.4
1.1
2.1
2.7
0.7
63
64
65
66
67
0
0
3.2
2.9
0
0
0
0
3.0
0
83
84
85
86
87
0
3.2
0
3.2
0
0
3.2
0
3.2
0
103
104
105
106
107
1.8
0.1
0
1.7
3.2
1.8
0.1
0
1.7
3.2
123
124
125
126
127
0.7
1.1
0.3
0.5
1.6
0
0
0
0
2.2
IC1001
8
9
10
11
12
9.1
3.6
0
0
0.2
9.1
3.6
0
0
0.2
IC1001
28
29
30
31
32
1.7
0
0
-
9.1
1.7
0
0
-
9.1
48
0
0
IC1004
1
2
3
4
5
5.3
0
5.3
-
5.0
5.3
0
5.3
-
5.0
IC1411
8
1
2
3
11.7
5.0
0
10.9
11.8
5.0
0
10.8
IC1601
8
9
10
11
12
1.0
1.4
0.5
4.5
0.3
1.0
1.4
0.7
4.5
0.3
IC2601
8
9
10
11
12
5.3
3.2
0
2.8
2.5
5.3
0
0
2.7
2.7
28
2.9
2.8
IC2651
8
9
10
11
12
0
2.9
2.9
2.9
2.9
0
5.0
5.0
5.0
5.0
28
5.2
5.3
IC3001
8
9
10
11
12
2.6
0
2.7
2.7
3.2
3.0
0
3.1
3.0
3.2
IC3001
28
29
30
31
32
3.2
0
1.8
0.8
0.7
3.2
0
2.7
0.4
0.5
IC3001
48
49
50
51
52
3.2
0
2.3
2.3
1.7
3.2
0
2.6
2.5
2.5
IC3001
68
69
70
71
72
2.9
2.6
3.1
0.1
1.9
2.9
2.7
3.1
3.2
3.2
IC3001
88
89
90
91
92
0
1.1
0
0
0
0
1.1
0
0
0
IC3001
108
109
110
111
112
2.0
2.0
1.8
1.8
1.6
2.0
2.0
1.8
1.8
1.8
IC3001
128
129
130
131
132
1.6
2.6
2.6
2.5
2.6
1.6
2.2
2.2
2.2
2.2
32
13
14
15
16
17
2.2
1.8
1.1
1.4
1.0
2.2
1.8
1.0
1.3
1.0
33
34
35
36
37
2.5
1.0
1.0
1.3
1.1
2.5
1.0
1.0
1.3
1.1
IC1101
1
2
3
4
5.3
0
5.0
0
5.3
0
5.0
0
4
5
5.0
10.4
5.0
10.4
13
14
15
16
6.3
6.2
0
9.0
6.3
6.3
0
9.0
13
14
15
16
17
2.6
2.7
2.3
2.3
2.3
2.7
2.7
2.3
2.3
2.3
13
14
15
16
17
2.9
2.9
0.8
0
0.6
5.0
5.0
5.0
0
0
13
14
15
16
17
2.8
2.7
2.9
0
2.7
2.9
3.0
2.8
0
3.0
33
34
35
36
37
2.3
3.2
0
1.8
1.8
2.7
3.2
0
2.3
2.1
53
54
55
56
57
3.2
3.2
0
2.8
3.2
3.2
3.2
3.2
2.8
3.2
73
74
75
76
77
3.2
0
1.6
1.4
1.6
3.2
0
1.6
1.6
1.6
93
94
95
96
97
0
0
0
0
0
0
0
0
0
0
113
114
115
116
117
1.6
1.6
1.6
1.6
1.6
0
1.6
1.6
1.6
1.6
133
134
135
136
137
2.6
2.6
2.4
2.4
2.4
2.2
2.2
2.2
2.2
2.2
18
19
20
1.0
2.1
1.1
1.0
2.1
1.1
38
39
40
1.8
-
0
1.8
-
0
5
5.0
5.0
18
19
20
0
5.3
2.3
2.3
0
0
18
19
20
0
2.5
0
0
5.0
5.0
18
19
20
2.5
3.2
0
2.9
3.2
0
38
39
40
1.7
1.4
1.3
2.5
1.2
0.9
58
59
60
3.2
3.2
3.2
3.2
3.2
3.2
78
79
80
1.6
0
0
1.6
0
0
98
99
100
3.2
0.7
0
3.2
0.7
0
118
119
120
3.2
1.8
1.5
3.2
1.8
1.6
138
139
140
2.4
1.6
1.6
2.2
1.6
1.6

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