DOWNLOAD Sony DVP-FX720 Service Manual ↓ Size: 2.78 MB | Pages: 69 in PDF or view online for FREE

Model
DVP-FX720
Pages
69
Size
2.78 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD
File
dvp-fx720.pdf
Date
PREV: Sony BDP-S500 (serv.man2) Service Manual

Sony DVP-FX720 Service Manual ▷ View online

DVP-FX720
6-1
6-2
SECTION  6
WAVEFORMS  AND  CIRCUIT  VOLTAGE
6-1. WAVEFORMS
Fig 6-1
Fig 6-2
Fig 6-3
Fig 6-4
1. Spindle control waveform (No disc condition)
2. Tracking control relate signal (system checking-cd)
3. Tracking control relate signal (system checking-dvd)
4. Audio output from IC (L/R)
DMSO/ECR (U5 PIN21)
U (U5 PIN7)
V (U5 PIN4)
W (U5 PIN2)
TEO (U3 PIN32)
TRSO (U4 PIN26)
TRSO (U4 PIN26)
TEO (U3 PIN32)
AUDIO OUT (J5 PIN2)
DVP-FX720
6-3
6-4
Fig 6-5
Fig 6-6
Fig 6-7
Fig 6-8
5. Audio related signal
6. Video output waveform (CVBS)
7. Video output waveform (Y/C)
8. RF waveform
LRDIN (U13 PIN3)
DIN (U13 PIN2)
SCKIN (U13 PIN16)
DIN (U9 PIN7)
Y FB19
C FB44
DVDRFIP (U3 PIN 6)
DVP-FX720
6-5
6-6
6-2. CIRCUIT  VOLTAGE  CHART
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
1
0
0
51
0
0
101
3.266
3.269
151
0.041
0.026
201
3.256
3.267
251
0
0
2
0.236
0
52
3.262
0
102
3.266
3.263
152
1.114
1.143
202
0.036
0.039
252
1.68
1.661
3
0.17
0.028
53
0.032
3.212
103
3.302
3.282
153
1.591
1.601
203
0.014
0.034
253
1.684
1.673
4
0.157
0.029
54
0.002
3.246
104
3.026
3.027
154
1.597
1.611
204
2.641
5.027
254
0.983
1.43
5
0.159
0.034
55
1.923
1.905
105
2.723
2.707
155
1.038
1.051
205
3.26
3.404
255
0.896
0.899
6
1.75
1.695
56
2.045
2.022
106
3.262
3.269
156
3.263
3.255
206
3.26
3.247
256
3.262
3.265
7
1.749
1.696
57
1.801
1.848
107
0.014
0.053
157
1.992
1.993
207
0.03
0.034
8
2.192
2.037
58
2.553
1.963
108
3.263
3.268
158
0
0
208
3.262
3.272
9
2.003
2.039
59
2.533
2.172
109
2.772
2.978
159
0
0
209
1.535
1.524
10
2.005
2.035
60
1.558
2.141
110
2.772
2.726
160
1.912
1.928
210
1.585
1.649
11
2.193
2.047
61
0.825
1.963
111
3.263
2.892
161
3.536
3.536
211
1.586
1.608
12
0.807
1.03
62
0.023
1.542
112
3.254
0.047
162
2.614
2.65
212
0.009
0.034
13
0.81
1.027
63
0.037
0.822
113
1.635
1.321
163
3.228
3.229
213
1.909
1.927
14
0.775
1.031
64
0.042
0.04
114
0.13
0.633
164
3.238
3.156
214
0.036
0.039
15
0.687
1.033
65
3.263
3.269
115
1.2
0.866
165
3.238
2.65
215
2.955
2.965
16
0.642
1.047
66
3.262
3.268
116
0.804
1.15
166
3.238
3.126
216
1.643
1.651
17
0.616
1.038
67
0.089
0.107
117
1.048
1.261
167
3.263
3.024
217
3.26
3.27
18
2.013
2.023
68
0.216
0.561
118
3.262
3.271
168
3.263
3
218
1.277
1.84
19
2.009
2.006
69
0.108
0.897
119
0.883
1.18
169
3.262
3.547
219
0
0
20
0.003
0.177
70
3.262
2.853
120
0.94
1.083
170
3.262
3.272
220
0
0
21
0.005
0.177
71
0
3.052
121
0.97
1.207
171
3.072
3.564
221
0
0
22
3.227
3.226
72
3.262
2.876
122
0.123
1.166
172
2.969
2.667
222
3.224
3.223
23
3.246
3.013
73
0.029
0
123
1.604
1.457
173
3.324
3.132
223
1.612
1.612
24
3.267
3.255
74
0.027
1.638
124
1.095
1.177
174
3.263
0
224
1.61
1.612
25
2.809
2.747
75
0.026
0.026
125
1.29
0.955
175
0.011
2.878
225
1.591
1.591
26
2.073
1.763
76
0.025
0.022
126
1.064
1.146
176
0.026
3.342
226
1.613
1.612
27
0
0
77
0.008
2.01
127
0.805
0.804
177
0.042
3.342
227
1.595
1.612
28
2.779
2.705
78
0.008
0.024
128
0.852
1.004
178
0
0
228
1.739
1.613
29
2.03
2
79
3.268
1.451
129
0.961
1.264
179
0.052
0.03
229
3.249
3.259
30
1.395
1.378
80
3.257
1.605
130
2.554
3.242
180
3.258
2.796
230
3.249
3.259
31
1.435
1.187
81
0
0
131
3.262
3.272
181
3.258
3.242
231
0
0
32
1.549
1.308
82
3.267
1.153
132
2.955
2.963
182
0.556
0.897
232
1.906
1.923
33
1.551
1.311
83
3.267
1.051
133
3.242
3.251
183
0.558
0.943
233
0.697
0.701
34
0.214
0.348
84
3.268
1.532
134
3.116
3.125
184
0
0
234
0.703
0.621
35
0.347
1.238
85
3.267
1.816
135
3.211
3.201
185
0.554
0.516
235
0.53
0.971
36
1.051
1.238
86
3.267
1.993
136
3.067
3.076
186
3.257
3.268
236
1.122
0.965
37
1.399
1.378
87
2.921
2.993
137
0.928
0.893
187
0.96
0.937
237
0
0
38
1.399
1.372
88
0
1.2
138
0.933
0.896
188
0
0
238
0.029
0.038
39
1.399
1.377
89
3.267
0.962
139
0.035
0.046
189
1.348
0.667
239
3.204
3.201
40
1.397
1.377
90
0
0
140
0.167
0.177
190
3.256
3.266
240
3.059
1.671
41
1.394
1.017
91
0
0.076
141
0.97
1.043
191
0.96
0.473
241
0.008
1.581
42
1.394
1.372
92
1.553
1.922
142
1.912
1.809
192
0
0
242
1.598
0
43
0
0
93
1.929
1.922
143
0.987
2.428
193
1.959
1.99
243
1.041
1.578
44
1.806
0
94
1.927
2.816
144
1.013
1.52
194
1.302
1.315
244
3.262
3.265
45
3.263
1.827
95
3.19
3.245
145
3.262
3.272
195
1.298
1.315
245
0
0
46
0
0
96
3.266
0
146
1.584
1.605
196
3.256
3.267
246
3.262
3.265
47
0.866
0.795
97
0
0.015
147
3.262
3.27
197
0.035
0.039
247
0.255
2.305
48
0.451
0.69
98
3.262
5.033
148
0
0
198
0.035
0.039
248
1.358
1.345
49
3.265
3.26
99
0
5.033
149
0.015
0.042
199
3.258
3.269
249
3.244
1.544
50
3.746
2.051
100
0
2.706
150
0.041
0.069
200
3.257
3.267
250
1.397
1.866
U3 (MT1389 MPEG)
U3 (MT1389 MPEG)
U3 (MT1389 MPEG)
U3 (MT1389 MPEG)
U3 (MT1389 MPEG)
U3 (MT1389 MPEG)
DVP-FX720
6-7
6-8E
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
1
3.266
3.263
51
0.078
1.449
1
0.107
0.118
1
3.261
3.228
1
0
0
1
0
0
1
0
0
2
1.017
1.612
52
0
0
2
2.25
2.241
2
3.301
3.261
2
0
0
2
3.012
2.952
2
0
0
3
3.266
3.266
53
0.056
0.591
3
2.41
2.401
3
3.301
3.261
3
0
0
3
2.498
2.496
3
0
0
4
1.032
0.579
54
0
0
4
1.51
1.735
4
3.297
3.257
4
0
0
4
2.488
2.489
4
-4.86
-4.859
5
0.079
1.133
5
1.97
2.061
5
0
0
5
5.046
5.094
5
0
0
5
0
0
6
0
0
6
1.497
1.503
6
1.588
1.584
6
5.046
5.094
6
2.503
2.501
6
0
0
7
0.05
1.249
7
1.167
0.889
7
1.834
1.733
7
-4.965
-4.924
7
4.023
0
7
0
0
8
0.052
1.109
8
1.64
2.495
8
3.304
3.262
8
0
0
8
0
0
8
4.988
4.99
9
3.267
3.265
9
0.026
0.026
9
3.262
3.261
9
0
0
9
2.536
2.535
10
0.079
1.156
10
0.045
0.106
10
3.293
3.293
10
0
0
10
5.1
5.096
11
0.076
1.121
11
3.266
3.258
11
3.27
3.264
11
0
0
11
2.536
2.535
PIN
STOP
PLAY
12
0
0
12
3.266
0
12
3.032
3.016
12
5.042
5.094
12
0
0
1
0
0
13
0.053
1.078
13
0
0
13
2.376
2.379
13
5.042
5.094
13
4.632
2.825
2
0
0
14
3.267
3.265
14
0
0
14
2.175
1.637
14
5.095
5.134
14
2.533
2.532
3
0.037
0.074
15
3.259
2.945
15
1.02
0
15
3.3
3.26
15
5.12
5.098
4
0
0
16
3.264
3.242
16
0.04
0.041
16
2.773
2.729
16
2.541
2.54
5
3.266
3.26
17
3.261
3.117
17
0.83
0.822
17
3.026
3.02
6
3.266
3.26
18
3.26
3.208
18
2.47
1.979
18
3.3
0.038
7
0
0
19
3.256
3.062
19
2.18
1.998
19
3.263
3.259
8
3.266
3.26
20
0.062
1.109
20
2.27
2.141
20
3.3
3.26
21
0.07
0.906
21
3.26
2.172
21
3.3
3.262
22
0.043
0.033
22
3.26
1.963
22
0
0
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
23
0.306
0.607
23
0.84
1.849
23
3.3
3.263
1
0
0
1
1.281
1.387
1
1.653
1.645
24
1.492
0.944
24
3.26
2.024
24
3
2.993
2
0
3.762
2
1.107
2.522
2
0.052
0.044
25
1.458
1.024
25
2.179
1.982
25
3.3
3.262
3
0
0
3
0.204
2.52
3
1.544
1.539
26
1.592
1.703
26
0.025
0
26
3.241
3.216
4
0
3.765
4
1.373
1.369
4
0
0
27
3.267
3.264
27
0
0
27
3.241
3.215
5
0
0
5
0.765
1.373
5
3.266
3.261
28
0
0
28
0.023
0
28
0.134
1.388
6
0
0
6
0.626
1.37
6
4.881
4.828
29
1.592
1.475
29
1.881
1.564
7
0
3.767
7
0.102
2.512
7
2.447
2.435
30
1.577
1.065
30
0.307
0.393
8
0
0
8
5.097
5.081
8
2.412
2.401
31
1.578
1.602
31
0.287
1.739
9
1.142
3.121
9
5.098
5.081
9
0
0
32
1.56
1.4
32
1.056
0.39
10
1.132
3.123
10
0
0
10
2.411
2.416
33
1.559
1.266
33
0.294
1.751
11
1.132
3.101
11
0.228
2.525
11
3.266
3.259
34
0.039
0.042
34
0.378
0.43
12
1.136
3.1
12
0.23
2.521
12
3.266
3.259
35
0.045
0.059
35
0.296
0
13
1.161
3.147
13
1.105
2.519
13
0.051
0.044
36
0.003
0
36
1.375
0
14
1.184
3.154
14
0.24
2.543
14
3.262
3.255
37
3.266
3.265
37
0.031
0
15
1.106
1.184
15
0.197
2.529
15
3.262
3.255
38
1.583
1.555
38
3.266
0
16
0
0
16
1.111
2.529
16
1.62
1.595
39
3.26
2.961
39
0.021
0
17
0
0.581
17
1.1
2.579
40
0.003
0
40
2.001
2.133
18
0
0
18
1.101
2.57
41
0
0
41
0.247
0
19
0
0
19
2.367
0
PIN
STOP
PLAY
42
0.6
0.963
42
1.607
0
20
5.3
0.021
20
1.138
2.513
1
3.262
3.26
43
3.267
3.266
43
0.267
0
21
1.399
1.463
21
0.727
5.064
2
1.596
1.481
44
0.077
0.609
44
2.434
1.75
22
1.395
1.369
22
0
0
3
1.748
1.413
45
0.08
1.007
45
0.233
0
23
0.133
3.205
23
1.305
1.375
4
1.96
1.412
46
0
0
46
0
0
24
4.023
2.055
24
0.19
2.519
5
1.746
1.487
47
0.05
1.065
47
0
0
25
5.312
5.064
25
1.106
2.521
6
1.615
1.423
48
0.05
1.203
48
0
0.8
26
5.323
5.063
26
1.283
1.366
7
1.95
1.456
49
3.267
3.266
27
5.306
5.064
27
1.379
1.369
8
0
0
50
0.079
0.734
28
5.27
5.051
28
0.041
3.228
9
0.943
1.468
10
0.943
1.467
11
3.35
1.294
12
3.3
1.234
13
3.3
1.214
14
3.3
1.244
15
0
0
16
5.2
5.136
U8 (FLASH)
U2 (MCU Z8F0822)
U15 (74HC4066)
U7 (SDRAM)
U7 (SDRAM)
U18 (PT2328-X(L))
U5 (BA6849)
U11 (APA2068KA)
U14 (4558)
U4 (BA5954)
U13 (PCM1742 KE)
U6 (EEPROM 24C16)
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