Voltage And Waveform Chart; Dvd Module P.c.b - Panasonic SA-VK460GS Service Manual

14 Voltage and Waveform Chart

Note:
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.

14.1. DVD Module P.C.B.

Ref No.
MODE 1 2 3
CD PLAY 1.3 0.9 1.5
Ref No.
MODE 21 22 23
CD PLAY 1.8 1 2.2
Ref No.
MODE 41 42 43
CD PLAY 2.2 1.8 0
Ref No.
MODE 61 62 63
CD PLAY 0 0 0
Ref No.
MODE 81 82 83
CD PLAY 0 0 1.2
Ref No.
MODE 101 102 103
CD PLAY 0 0 0.4
Ref No.
MODE 121 122 123
CD PLAY 1.9 2 1.7
Ref No.
MODE 141 142 143
CD PLAY 3.4 3.4 0
Ref No.
MODE 161 162 163
CD PLAY 2.9 3.1 2.9
Ref No.
MODE 181 182 183
CD PLAY 3.3 0 1.6
Ref No.
MODE 201 202 203
CD PLAY 1.5 1.7 0.2
Ref No.
MODE 1 2 3
CD PLAY 3.4 2.9 3.4
Ref No.
MODE 21 22 23
CD PLAY 1.7 0 0.1
Ref No.
MODE 41 42 43
CD PLAY 0 2.9 3.4
Ref No.
MODE 1 2 3
CD PLAY 3.4 - 0.1
Ref No.
MODE 1 2 3
CD PLAY 1.7 1.7 1.7
Ref No.
MODE 11 12 13
CD PLAY 2.6 2.6 2.6
Ref No.
MODE 1 2 3
CD PLAY 0 3.3 2.9
IC8601
Ref No.
MODE 1 2 3
CD PLAY 3.3 1.3 0
Ref No.
MODE 1 2 3
CD PLAY 0.9 2.1 0.5
Ref No.
MODE 21 22 23
CD PLAY 2 3.4 2.2
Ref No.
MODE 41 42 43
CD PLAY 1.2 1.3 1.6
Q8321
Ref No.
MODE E C B
CD PLAY 1.1 0 0.4
Q8551
Ref No.
MODE E C B
CD PLAY 0.1 4.6 0.1
QR8111
Ref No.
MODE 1 2 3
CD PLAY 0.1 0.1 1.4
4 5 6 7 8
1.2 0 3.4 1.3 1.2
24 25 26 27 28
0.5 1.9 2.2 1.2 1.1
44 45 46 47 48
1.3 0 3.4 3.4 3.4
64 65 66 67 68
0.9 0.1 1.9 1.7 0
84 85 86 87 88
3.3 0.9 2.4 0 1.9
104 105 106 107 108
0.1 0.2 1.9 3.3 0
124 125 126 127 128
1.7 0 1.7 1.7 3.4
144 145 146 147 148
0.1 0 0 3.4 1.6
164 165 166 167 168
3.1 0 3.4 3.2 3.1
184 185 186 187 188
3.4 1.6 0 1.3 3.3
IC8001
204 205 206 207 208
0 3.4 1.7 0.2 1.6
4 5 6 7 8
3.1 3.1 0 3.1 3.3
24 25 26 27 28
0.2 0.2 1.6 3.4 0
44 45 46 47 48
3.1 3.1 0 3 3.1
IC8111
4 5 6 7 8
- 4.4 - - 4.7
IC8251
4 5 6 7 8
2.4 2.4 2 0 5.1
14 15 16 17 18
2.6 5.6 5.6 4.9 4.9
IC8420
4 5 6 7 8
3.3 1.6 0.9 1.7 1.7
IC8606
4 1 2 3
0 3.3 3.4 0
4 5 6 7 8
1.7 2.2 1.1 1.1 1.4
24 25 26 27 28
1.8 2.6 2.2 0 2.2
IC8651
44 45 46 47 48
1.4 1.5 0 3.4 1.7
Q8325
E C B
1.5 0 0.9
Q8552
E C B
0.1 4.6 4.6
QR8420
4 5 6 E
0.1
0.1 4.4 0
IC8001
9 10 11 12 13
0 3.4 1 1 1.1
IC8001
29 30 31 32 33
1.5 1.4 3.4 0 3.4
IC8001
49 50 51 52 53
3.3 0 0 3.4 1.9
IC8001
69 70 71 72 73
3.4 3.3 3.4 3.4 3.4
IC8001
89 90 91 92 93
0 0.4 1.8 3.3 1.4
IC8001
109 110 111 112 113
2.3 1.7 2.7 2.7 2.7
IC8001
129 130 131 132 133
1.9 0.9 0.4 3.3 2.4
IC8001
149 150 151 152 153
1.7 1.7 0.9 1.7 0
IC8001
169 170 171 172 173
3 3 3.1 3 0
IC8001
189 190 191 192 193
3.2 3.2 3.3 0 1.9
209 210 211 212 213
1.6 0 1.3 2.6 2.2
IC8051
9 10 11 12 13
3.4 3 3 0 2.9
IC8051
29 30 31 32 33
1.6 1.6 1.6 1.5 0.1
IC8051
49 50 51 52 53
3.4 2.9 2.9 0 3
IC8151
1 2 3 4
2.5 2.5 0 1.3
9 10
3.3 0
IC8251
19 20 21 22 23
0 0 11.5 11.5 1.7
9 10 11 12 13
- - 5.2 0 2.6
4 5 1 2
0 - 0 0
IC8651
9 10 11 12 13
1.4 0 3.4 3.3 3.4
IC8651
29 30 31 32 33
1.1 0.9 1.5 0.8 1.6
IC8691
1 2 3 4
3 3 0 4.6
Q8331
E C B E
1.1 0 0.4 1.6
Q8561
E C B E
3.5
1.9 3.5 1.3
QR8571
C B E C
0.1 4.0 3.4 3.3
SA-VK460GC/GCS/GS/GCT DVD MODULE P.C.B.
65
SA-VK460GC / SA-VK460GS / SA-VK460GCS / SA-VK460GCT
14 15 16 17 18
1.8 0 3.4 1.3 1.5
34 35 36 37 38
0.7 1.9 1 2 1
54 55 56 57 58
2.7 3 3.3 3.3 2.9
74 75 76 77 78
0 0 0 0 0
94 95 96 97 98
1.4 1.8 1.9 1.7 1.7
114 115 116 117 118
2.7 2.7 2.7 2.5 2.5
134 135 136 137 138
1 1 2.4 0 0.4
154 155 156 157 158
3.4 1.5 1.6 0 1.3
174 175 176 177 178
3.4 3.2 0 3 2.9
194 195 196 197 198
0 0 3.4 1.7 0.1
214 215 216
2.2 0.9 0.9
14 15 16 17 18
3.4 2.7 3.3 3.3 3.2
34 35 36 37 38
0 0 - 3.4 1.6
54
0
5
0.8
24 25 26 27 28
1.7 1.7 1.7 0 5.1
14 15 16
2.5 2.5 5.1
IC8611
3 4 5 6 7
0 0 3.4 3.4 0
14 15 16 17 18
3.4 0.7 0.7 1.8 1
34 35 36 37 38
1.2 1.3 1.3 3.4 1.8
IC8695
5 1 2 3
5.1 2.7 2.7 0
Q8335 Q8341
C B E C
0 0.9 1.5 0
Q8562
C B
4.1 4.1
B
0.1
19 20
0 1.3
39 40
2.1 1.9
59 60
0 0
79 80
0 0
99 100
1.7 1.7
119 120
2.5 2.5
139 140
0.9 0
159 160
3 3
179 180
2.7 2.7
199 200
0 1.5
19 20
3.2 1.9
39 40
2.7 -
29 30
0 0
8
3.4
19 20
2 1
39 40
0.9 1.1
4 5
4.1 5.1
B
0.9