LG DP122, Service Manual

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PIN NO. NO DISC PLAYBACK
IC201 (SERVO)
1 1.386 1.386
2 1.791 1.775
3 2.756 1.326
4 1.386 1.394
5 1.239 1.239
6 0.009 0.009
7 0.007 0.008
8 5.02 5.12
9 0.001 0.001
10 0.001 0.001
11 2.876 2.714
12 2.876 2.645
13 2.869 2.715
14 2.869 2.726
15 2.868 2.741
16 2.868 2.738
17 1.424 3.872
18 1.423 1.391
19 5.02 5.12
20 3.27 3.27
21 5.02 5.12
22 0 0
23 1.386 1.794
24 3.27 3.27
25 5.02 5.12
26 1.386 1.386
27 1.386 1.386
28 0.006 3.203
29 0 0
30 0 0
IC601 (MPEG)
1 1.998 1.741
2 1.997 2.032
3 1.998 1.653
4 1.996 1.752
5 1.994 1.569
6 1.995 1.862
7 1.881 1.882
8 3.271 3.272
9 0.876 0.866
10 0.877 0.874
11 0.001 0
12 1.994 1.996
13 1.385 1.387
PIN NO. NO DISC PLAYBACK
14 0.582 0.582
15 0.001 0.174
16 0.001 0.174
17 3.291 2.943
18 3.293 2.254
19 3.272 3.271
20 3.292 2.146
21 1.387 1.437
22 0.009 0.009
23 0.009 3.201
24 1.387 1.381
25 1.388 1.363
26 0.001 0
27 0.012 0.013
28 0.012 0.013
29 3.278 3.276
30 0.001 0
31 0.752 0.753
32 1.88 1.881
33 0.081 0.082
34 0.116 0.118
35 3.217 3.212
36 0.179 0.179
37 1.283 1.202
38 1.268 1.088
39 1.145 1.011
40 0.843 0.842
41 3.276 3.272
42 0.042 0.042
43 3.278 3.278
44 3.019 3.006
45 0.821 0.851
46 0.878 0.738
47 0.832 0.767
48 0.694 0.737
49 0.777 0.873
50 3.282 3.281
51 0.816 0.942
52 0.607 0.724
53 0.777 1.092
54 1.892 1.891
55 2.921 2.593
56 0.743 0.824
57 0.834 0.724
58 0.812 0.841
PIN NO. NO DISC PLAYBACK
59 0.881 0.932
60 0.012 0.001
61 0.786 0.973
62 0.745 1.662
63 0.781 0.678
64 0.762 0.722
65 2.579 2.071
66 1.381 1.361
67 0.032 0.043
68 3.284 3.283
69 0.039 0.043
70 0.046 0.051
71 1.799 1.521
72 0.932 1.171
73 1.478 1.448
74 1.042 1.439
75 3.199 3.171
76 3.064 3.096
77 3.197 3.106
78 1.738 1.162
79 0.001 0.001
80 2.071 1.743
81 0.062 0.073
82 0.287 0.232
83 2.241 2.098
84 3.283 3.283
85 2.217 2.084
86 1.871 1.525
87 0.168 0.008
88 0.022 0.008
89 3.246 3.013
90 1.898 1.895
91 3.281 3.272
92 3.135 3.153
93 1.852 1.518
94 0.572 0.464
95 3.254 3.253
96 0.243 0.163
97 1.175 1.175
98 0.001 0
99 0.434 0.396
100 3.249 3.248
101 3.249 3.248
102 0.644 0.871
103 3.24 3.217
PIN NO. NO DISC PLAYBACK
104 1.925 1.759
105 0.002 0
106 0.002 0
107 2.695 2.689
108 3.245 3.242
109 3.276 3.272
110 3.276 3.272
111 1.743 1.569
112 0.001 0
113 0.001 0
114 1.594 1.591
115 3.275 3.274
116 1.451 1.459
117 1.582 1.639
118 1.636 1.461
119 0.004 0.006
120 1.634 1.605
121 3.282 3.281
122 3.282 3.281
123 1.898 1.895
124 0.001 0
125 0.986 0.986
126 0.985 0.985
127 0.698 0.562
128 0.711 0.614
IC602 (FLASH)
1 0.179 0.244
2 1.269 1.194
3 3.297 3.291
4 0.001 0.002
5 0.773 0.851
6 1.169 1.037
7 3.297 3.291
8 3.292 3.291
IC603 (SDRAM)
1 3.281 3.28
2 0.817 0.637
3 3.281 3.28
4 0.942 1.212
5 0.821 1.12
6 0 0
7 0.832 0.865
8 0.655 0.877
9 3.281 3.28
10 0.571 0.822
PIN NO. NO DISC PLAYBACK
11 0.635 0.475
12 0 0
13 0.653 0.571
14 3.281 3.28
15 2.581 2.219
16 3.196 3.103
17 3.098 2.971
18 3.135 3.107
19 0.003 0.003
20 1.744 1.517
21 2.071 1.752
22 0.062 0.058
23 0.289 0.349
24 2.241 1.996
25 2.214 1.997
26 1.798 1.684
27 3.281 3.28
28 0 0
29 1.341 1.34
30 1.994 1.439
31 0.929 1.428
32 1.796 1.532
33 0.046 0.058
34 0.039 0.046
35 0.032 0.043
36 0.032 0.042
37 3.281 3.257
38 1.381 1.363
39 2.579 2.311
40 0.994 0.341
41 0 0
42 0.751 0.787
43 3.281 3.28
44 0.675 0.429
45 0.729 0.762
46 0 0
47 1.062 1.116
48 0.971 1.057
49 3.281 3.28
50 1.036 1.277
51 1.051 1.121
52 0 0
53 0.509 1.092
54 0 0
IC 604 (EEPROM-OPTION)
PIN NO. NO DISC PLAYBACK
1 0 0
2 0 0
3 0 0
4 0 0
5 5.6 5.6
6 5.6 5.6
7 3.292 3.291
8 3.292 3.291
IC702 (OP AMP)
1 5.6 5.6
2 5.6 5.6
3 5.6 5.6
4 0 0
5 5.6 5.6
6 5.6 5.6
7 5.6 5.6
8 12.18 12.19
CIRCUIT VOLTAGE CHART
1. ICs
3-43 3-44
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