Appendix Information Of Schematic Diagram; Voltage & Waveform Chart - Panasonic SA-MAX500LMK Service Manual

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18 Appendix Information of Schematic Diagram

18.1. Voltage & Waveform Chart
Note:
• Indication Voltage Values are in 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 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 actual measuring value due to difference of Measuring instrument and its measuring condition and product itself.
18.1.1. CD Servo P.C.B. (1/3)
REF NO.
MODE
1
2
CD PLAY
3.2
1.4
REF NO.
MODE
21
22
CD PLAY
1.7
1.7
REF NO.
MODE
41
42
CD PLAY
3.3
3.3
REF NO.
MODE
61
62
CD PLAY
0.2
2.4
REF NO.
MODE
81
82
CD PLAY
0
0
REF NO.
MODE
101
102
103
CD PLAY
1.2
0
REF NO.
MODE
121
122
123
CD PLAY
1.2
0
REF NO.
MODE
141
142
143
CD PLAY
0
1.2
REF NO.
MODE
1
2
CD PLAY
3.3
0.7
REF NO.
MODE
21
22
CD PLAY
0
0
REF NO.
MODE
41
42
CD PLAY
0
0.6
REF NO.
MODE
1
2
CD PLAY
1.6
9.1
3
4
5
6
7
1.4
0.7
0.7
1.2
3.3
23
24
25
26
27
1.7
0
3.3
3.3
1.5
43
44
45
46
47
0
3.3
3.3
0
1.2
63
64
65
66
67
0
3.3
1.7
1.7
1
83
84
85
86
87
0
0
0
0
1.2
104
105
106
107
3.3
3.3
3.2
3.3
3.3
124
125
126
127
0
3.3
0
0
0
144
1.4
0.7
3
4
5
6
7
3.3
0.7
1.4
0
1.4
23
24
25
26
27
0.1
1.8
1.8
1.7
3.3
43
44
45
46
47
3.3
1.2
1.2
0
1.2
3
4
5
6
7
2.5
1.6
2.4
3
3
IC8001
8
9
10
11
12
1.2
0
3.3
3.2
3.3
IC8001
28
29
30
31
32
3.3
3.3
2.5
8
3.3
IC8001
48
49
50
51
52
1.7
1.7
1.5
1.6
0
IC8001
68
69
70
71
72
1
1
1.2
1.3
1.7
IC8001
88
89
90
91
92
3.2
1.5
0
0
3.3
IC8001
108
109
110
111
112
3.3
1.5
1.5
1.32
3.3
IC8001
128
129
130
131
132
3.3
0
0
3.3
0
IC8001
IC8051
8
9
10
11
12
0.7
3.3
1.4
1.4
0
IC8051
28
29
30
31
32
0
1.7
1.7
1.7
1.7
IC8051
48
49
50
51
52
0.6
3.3
1.2
1.2
0
IC8251
8
9
10
11
12
9
0
0
4.6
4.6
13
14
15
16
17
0
0.1
1.8
1.8
1.7
33
34
35
36
37
0.7
3.2
3.3
0
3.3
53
54
55
56
57
1.7
1.7
2
2
1.8
73
74
75
76
77
1.7
1.4
1.4
0.5
0
93
94
95
96
97
0
1.7
1.7
1.2
3.3
113
114
115
116
117
3.3
0
1.3
1.3
1.3
133
134
135
136
137
3.2
3.2
0
0.8
0.8
13
14
15
16
17
1.4
3.3
3.3
3.3
3.3
33
34
35
36
37
0
3.3
3.3
0
3.3
53
54
1.2
0
13
14
15
16
17
2.6
2.7
2.6
2.7
2
SA-MAX500 CD SERVO P.C.B.
18
19
20
3.3
0
1.7
38
39
40
3.3
3.3
3.3
58
59
60
1.9
1.9
1.8
78
79
80
3.3
3.3
0.9
98
99
100
0
0
0
118
119
120
1.3
3.3
3.3
138
139
140
1.6
0
0
18
19
20
3.3
0
0
38
39
40
1.5
3.3
0
18
19
20
3.1
5
0

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