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LG Manuals
DVR
V9120W
Service manual
Circuit Voltage Chart - LG V9120W Service Manual
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Contents
Table of Contents
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Table of Contents
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• CIRCUIT VOLTAGE CHART
MODE
MODE
MODE
STOP
PLAY
STOP
PLAY
PIN NO.
PIN NO.
PIN NO.
I C 2 0 1
1
1.39
1.39
6
5.8
5.73
52
2
2.54
2.3
7
5.8
5.73
53
3
2.55
2.3
8
12.6
12.49
54
I C 6 0 1
4
2.53
2.3
55
5
2.56
2.35
1
0.001
0.002
56
6
2.54
2.43
2
1.57
1.58
57
7
2.56
2.42
3
1.57
1.58
58
8
0.001
0.001
4
1.57
1.58
59
9
1.39
1.38
5
1.58
1.58
60
10
3.5
3.37
6
1.58
1.59
61
11
0.004
0.004
7
1.58
1.59
62
12
0.002
8
1.98
2.02
63
13
3.97
3.96
9
1.98
2.02
64
14
3.97
3.96
10
1.98
2.02
65
15
3.99
2.71
11
1.99
2.03
66
16
3.96
5.21
12
1.46
1.32
67
17
3.98
4.04
13
1.46
1.33
68
18
3.96
3.88
14
1.46
1.31
69
19
8
8
15
1.46
1.32
70
20
1.38
1.38
16
1.45
1.35
71
21
1.38
1.73
17
1.45
1.35
72
22
1.38
1.38
18
1.99
2.2
73
23
3.24
3.22
19
1.99
2.1
74
24
5.07
4.87
20
0
0.1
75
25
2.59
2.46
21
0
0
76
26
2.55
2.48
22
3.2
3.1
77
27
2.59
2.47
23
3.2
3.1
78
28
2.52
2.43
24
3.2
3.1
79
I C 4 0 1
25
1.37
1.8
80
1
3.25
3.24
26
0.8
0.07
81
2
3.25
3.23
27
0
0.003
82
3
0.002
1.21
28
2.6
2.7
83
4
1.62
1.61
29
1.9
1
84
5
1.62
1.61
30
1.38
1.2
85
6
1.57
1.56
31
1.34
1.21
86
7
0.001
0
32
0.8
1.3
87
8
3.27
3.26
33
0.8
1.3
88
9
3.27
3.26
34
3
2.8
89
10
0.001
0
35
3.28
2.8
90
11
5.02
4.81
36
1.38
2.4
91
12
2.38
2.3
37
1.38
2.6
92
13
4.9
0.001
38
1.37
1.3
93
14
2.4
2.36
39
0.003
0
94
15
2.4
2.36
40
1.37
1.3
95
16
0.001
0.001
41
1.41
1.31
96
17
5.1
4.93
42
1.39
1.3
97
18
2.4
2.35
43
0.001
0
98
19
2.4
2.36
44
0.02
0.01
99
20
4.9
0.001
45
0.02
0.01
100
I C 4 0 2
46
3.25
3.2
101
1
5.8
5.72
47
2.99
3
102
2
5.8
5.73
48
3.25
3.2
103
3
5.8
5.73
49
0
0.001
104
4
0
0
50
3.23
3.21
105
5
5.8
5.72
51
0.002
0.001
106
MODE
MODE
STOP
PLAY
STOP
PLAY
STOP
PIN NO.
PIN NO.
1.8
1.71
107
3.2
3.21
162
1.47
3.25
3.19
108
3.25
3.21
163
0.002
3.25
3.2
109
0.02
0.03
164
2.25
3.25
3.2
110
5.1
5.15
165
2.26
3.22
3.1
111
4.2
3.6
166
1.36
3.21
3.13
112
4.2
3.68
167
3.25
3.19
3.1
113
2.6
2.5
168
0.003
3.25
3.1
114
3.2
3.1
169
0.002
3.25
3.12
115
1.6
1.5
170
0.03
0.001
0.002
116
0.001
0.003
171
0.03
0
0.002
117
0.4
0.02
172
1.8
1.77
1.72
118
1.8
1.7
173
1.8
0
0.002
119
0
0
174
3.25
3.24
3.1
120
0.9
0.8
175
0.001
3.25
3.21
121
1
0.8
176
4
0.001
0.002
122
1.8
1.8
177
3.25
0.002
0.002
123
1.38
1.31
178
3.26
0.001
0.003
124
1.23
1.2
179
4.1
0.001
0.003
125
1.3
1.25
180
0.03
3.25
3.24
126
0.34
0.35
181
0.03
3.25
3.24
127
3.25
3.2
182
3.25
3.25
3.24
128
1.8
1.81
183
0.03
0.001
0.003
129
2
1.9
184
0.03
0
0.002
130
1.04
0.8
185
0.03
0.001
0.001
131
1.8
1.75
186
0.03
0.001
0.002
132
0.002
0.003
187
0.03
2.44
2.41
133
0.001
0.9
188
0.03
0.001
0.003
134
0.002
0.001
189
3.23
3.2
3.1
135
1.06
0.99
190
1.23
3.2
3.1
136
3.24
3.2
191
1.24
3.27
3.24
137
3.06
3
192
2.22
3.23
3.16
138
3.17
3
193
0
3.2
3.1
139
3.1
3
194
0.3
0.001
0.003
140
3.26
3.1
195
3.23
3
2.91
141
3.26
3.1
196
0.7
3
2.99
142
3.04
3
197
0
3
2.9
143
1.27
1.12
198
3.2
0.007
0.008
144
0.002
0.003
199
3.23
0.001
0.003
145
1.57
1.6
200
0.002
2.99
1.2
146
0.04
0.04
201
0.002
0.001
0.003
147
1.47
1.39
202
0.2
3.27
3.24
148
0.002
0.003
203
0.2
0.001
0.002
149
1.67
1.55
204
3.25
3.2
3.2
150
1.59
1.6
205
2.96
3.97
3.7
151
1.8
1.7
206
3.7
1.8
1.8
152
0.02
0.01
207
2.9
4.1
3.2
153
0.02
0.01
208
3.7
4.1
3.2
154
3.25
3.14
209
4
3.2
3.2
155
1.7
3.24
210
4
3.2
3.16
156
0.4
0.04
211
3.7
3.27
3.23
157
0.002
0.003
212
3.7
3.2
3.23
158
0.003
0.003
213
1.6
4
3.9
159
0.003
0.003
214
1.6
2.1
2.1
160
0.02
0.04
215
1.57
4.1
3.99
161
0.001
0.003
216
0.003
3-85
MODE
MODE
PLAY
STOP
PLAY
STOP
PLAY
PIN NO.
PIN NO.
1.61
217
0.003
0.002
15
4.62
3.8
0.002
218
0.003
1.2
16
2.13
0.002
0.04
219
0.003
0.6
17
2.11
1.15
2.1
220
3
3.1
18
2.06
2.36
1.45
221
1.8
1.81
19
2.06
2.1
3.24
222
0.005
1.2
20
2.12
2.5
0.003
223
0
0
21
2.06
1.7
0
224
0.3
0.01
22
2.07
1.9
0.02
225
1.6
1.61
23
2.05
1.88
0.01
226
0
0
24
1.9
2
1.79
227
1.8
1.8
25
1.8
2
1.78
228
0.6
0.7
26
0
0.001
3.24
229
0.6
0.7
27
0.001
0
0.003
230
1.37
1.1
28
0
0
4.1
231
1.34
1.12
29
2.3
1.65
3.2
232
0
0
30
1.48
1.4
3.2
233
1.8
1.8
31
1.17
1.36
3.61
234
3.1
3
32
1.5
1.4
0.02
235
1
1.7
33
0.66
1.3
0.02
236
1.3
1.67
34
1.5
1.4
3.2
237
0
0.001
35
0.9
1
0.03
238
0.9
0.4
36
1.5
1.4
0.03
239
3.1
3.07
37
3.2
3.26
0.03
240
0.1
0.1
38
1.5
1.58
0.03
241
0
0
39
1.5
1.4
0.03
242
0.01
0.1
40
1.69
2
0.01
243
0.01
0.1
41
1.3
1.4
3.21
244
3.1
3.01
42
1.5
1.2
1.24
245
1.09
1.65
43
1.4
1.4
1.24
246
1.35
1.36
44
1.3
1.3
2.08
247
0.01
0.1
45
1.9
1.98
0.001
248
1.5
3.07
46
0.001
0.002
0.4
249
0
0.001
47
0.001
0.002
3.21
250
0.01
0.24
48
0
0.002
I C 6 0 3
0.7
251
0.01
0.24
0.001
252
1.48
1.52
1
3.27
3.25
3.21
253
1.47
1.51
2
1.27
1.2
3.2
254
1
1.04
3
3.27
3.25
0.4
255
0.9
0.98
4
1.25
1.1
0.002
256
3.2
3.18
5
1.38
1.14
I C 6 0 2
0.4
6
0.02
0.001
0.4
1
0.002
0.2
7
1.06
1.14
3.23
2
3.2
0.4
8
0.93
1.47
2.93
3
3.2
3.07
9
3.27
3.26
3.61
4
3.2
3.2
10
1
1.57
2.91
5
3.2
3.01
11
0.41
1.48
3.54
6
3.2
0.5
12
0.001
0.001
3.5
7
3.2
0.5
13
1.98
0.38
3.5
8
3.2
2
14
3.27
3.26
3.4
9
0.002
0.002
15
2.9
2.71
3.2
10
0.01
0.009
16
3.23
3.19
1.61
11
3.2
3.2
17
3.09
3
1.61
12
5.1
5.1
18
3.19
3.13
1.55
13
3.27
3.26
19
3.03
2.89
0.02
14
3.27
3.26
20
1.55
1.49
3-86
MODE
MODE
STOP
PLAY
STOP
PLAY
PIN NO.
PIN NO.
21
0.71
1.2
12
2.45
5.14
22
0.03
0.007
13
2.94
2.55
23
0.16
0.22
14
2.44
1.25
24
1.38
1.39
15
2.82
2.65
25
1.36
1.37
16
0.002
5.11
26
1.37
1.37
17
2.96
2.65
27
3.27
3.26
18
0.002
5.11
28
0.002
0.001
19
0.001
0.001
29
1.36
1.95
20
5.24
5.14
I C 5 F 1
30
2.28
1.46
31
2.25
2.25
1
2.26
2.1
32
1.49
1.68
2
5
5.04
33
0.01
0.01
3
5.07
5.05
34
0.02
0.007
4
5.02
5
35
0.004
0.05
5
4.6
4.25
36
0.02
0.01
6
1.7
2.54
37
1.03
0.72
7
1.35
2.49
38
1.71
1.71
8
1.43
2.3
39
2.59
2.7
9
1.81
2.47
40
0.01
0.05
10
1.8
2.48
41
0.002
0.01
11
1.75
2.44
42
1.33
1.1
12
1.52
0.77
43
3.27
3.26
13
0.8
0.83
44
1.35
1.11
14
1.14
1.63
45
1.33
1.02
15
2.1
1.79
46
0.002
0.001
16
2.11
1.81
47
1.36
0.92
17
2.17
1.78
48
1.3
0.92
18
4.61
4.25
49
3.27
3.26
19
0.002
0.002
50
1.48
1
20
2.2
1.82
51
1.91
0.5
21
2.2
1.79
52
0.002
0.001
22
2.23
1.82
53
0.33
1.47
23
2.23
1.9
54
0.002
0.001
24
0.002
0.002
I C 6 0 6
1
0.002
0.001
2
0.002
0.001
3
0.002
0.001
4
0.002
0.001
5
3.27
3.26
6
3.27
3.26
7
0.002
0.001
8
3.27
3.26
I C 6 0 7
1
0.002
0.002
2
3.27
3.24
3
0.002
0.002
4
0.008
3.24
5
0.002
0.001
6
2.26
0.78
7
0.002
0.001
8
2.26
3.24
9
0.002
0.001
10
0.001
0.001
11
3.12
2.56
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Chapters
Section 1 Summary
3
Section 3 Electrical
12
Section 5 Mechanism of DVD Part (Dp-9C Mtk Model)
109
Table of Contents
Troubleshooting
ELECTRICAL TROUBLESHOOTING GUIDE
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DVD PART
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