LG DP471B Service Manual page 49

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MODE
MODE
STOP
PLAY
STOP
PIN NO.
PIN NO.
Q2(APM2308A)
Q16(RSQ035P03)
Drain
4.882
4.916
Drain
Gate
1.82
1.811
Gate
Source
0
0
Source
Q3(APM2300)
Q20(PMBS3904)
Drain
4.937
4.951
Emitter
0.068
Gate
0.098
0.135
Collector
5.114
Source
0
0
Base
0.062
Q4(2SB1132)
Q22(2SK3018)
Emitter
3.215
3.068
Drain
0
Collector
0.035
0.025
Gate
2.853
Base
3.209
3.021
Source
0
Q5(2SB1132)
Q23(2SK3018)
Emitter
3.222
2.928
Drain
0
Collector
3.201
2.241
Gate
0
Base
3.21
2.322
Source
0
Q6(BAT54)
Q24(PMBS3904)
Drain
-3.366
-3.181
Emitter
2.023
Gate
-8.916
-8.240
Collector
2.078
Source
0
0
Base
2.766
Q7(PMBS3904)
Q25(PMBS3906)
Emitter
0.485
0.388
Emitter
1.202
Collector
3.569
3.366
Collector
0.957
Base
1.049
1.039
Base
0.626
Q8(PMBS3904)
Q26(BAV70-F)
Emitter
0.448
0.323
Drain
0
Collector
3.637
3.342
Gate
0.037
Base
1.066
1.072
Source
0.038
Q9(APM2301A)
Q27(PMBS3904)
Emitter
0.062
Drain
4.991
4.86
Gate
7.847
5.458
Collector
8.037
Source
8.719
8.489
Base
0.061
Q10(PMBS3904)
Q28(PMBS3904)
Emitter
0.445
0.386
Emitter
0.047
Collector
3.615
3.481
Collector
0.061
Base
1.062
1.053
Base
0.816
Q11(APM2301A)
Q29(PMBS3904)
Drain
8.891
8.847
Emitter
0.052
Gate
8.151
8.110
Collector
0.061
Base
0.747
Source
8.577
8.488
Q30(PMBS3904)
Q12(APM2301A)
Emitter
0.054
Drain
1.315
1.361
Collector
0.061
Gate
8.568
8.474
Base
0.751
Source
8.578
8.490
Q31(PMBS3904)
Q13(FDN302P)
Emitter
0.048
Drain
3.325
3.315
Collector
0.096
Gate
6.444
6.351
Base
0.719
Source
8.575
8.482
Q32(PMBS3904)
Q14(PMBS3904)
Emitter
0.034
Emitter
0.074
0
Collector
0.720
Collector
3.214
0
Base
0.048
Base
0.079
0
Q33(PMBS3904)
Q15(APM2301A)
Emitter
0.061
Drain
1.346
1.328
Collector
0.648
Gate
8.888
8.832
Base
0061
Source
8.544
8.477
LGE Internal Use Only
MODE
MODE
PLAY
STOP
PLAY
PIN NO.
PIN NO.
Q36(PMBS3904)
D14(UDZSTE-1713B)
Emitter
0
0
Anode
Collector
0
0
Cathode
Base
0.773
0.816
Q37(APM2301A)
Anode
0
Drain
4.925
4.927
Cathode
0
Gate
0
0
0.7
Source
4.94
4.944
Anode
Q38(PMBS3904)
Cathode
0
Emitter
0
0
2.777
Collector
0
0
Anode
0
Base
0.687
0
Cathode
Q43(FDN302P)
0.157
Drain
4.99
4.947
0
Gate
0
0
0
Source
4.991
4.945
Q44(PMBS3904)
1.97
Emitter
0
0
2.012
Collector
0.01
0
2.653
Base
0.648
0.653
Q45(PMBS3904)
3.218
Emitter
0.061
0
0
Collector
0.068
0.013
3.017
Base
0.793
0.711
D1(D-1N5819)
0.016
Anode
5.147
4.915
0.086
Cathode
10.976
10.837
0.086
D3(B240)
Anode
0
0
0
Cathode
4.815
4.984
8.824
D4(B140)
0
Anode
0.026
0
Cathode
3.509
3.314
0
D5(B240)
0
Anode
9.104
8.840
0.756
Cathode
8.752
8.480
D6(B240)
0
Anode
0.050
0
0
Cathode
1.399
1.399
0
D7(1N4148)
Anode
0.052
0
0
Cathode
0.057
0
0
D8(1N4148)
0
Anode
-5.642
-5.524
Cathode
0.693
0.718
0
D9(UDZS10B)
0.016
Anode
1.247
1.271
0.673
Cathode
-10.865
10.836
D11(1N4148)
0
Anode
-9.684
-9.531
0.673
Cathode
-5.579
-5.527
0
D13(1N4148)
Anode
0.705
0
0
Cathode
0.164
0
3.022
0
3-55
MODE
STOP
PLAY
PIN NO.
STOP
TC3
0
0
+
3.067
8.894
8.832
-
3.059
D15(1N4148)
TC4
0.052
3.026
+
4.915
0.053
3.065
-
0
D17(1N4148)
TC5
7.825
7.646
+
3.067
7.327
7.119
-
0
D18(1N4148)
TC6
3.197
3.096
+
1.517
7.332
7.171
-
0
EC1
TC7
+
0
2.534
+
3.067
-
0
0
-
0
EC2
TC9
+
0
2.492
+
0.965
-
0
0.104
-
0.982
EC3
TC10
+
8.512
8.485
+
1.423
-
0
0
-
0.528
EC4
TC11
+
1.326
1.390
+
0.987
-
0
0
-
0.982
EC5
TC12
+
8.547
8.473
+
4.945
-
0
0
-
0
EC6
+
8.554
8.487
-
3.342
3.305
EC8
+
4.952
4.956
-
0
0
EC9
+
4.952
4.956
-
0
0
EC10
+
3.236
3.244
-
0
0
EC11
+
3.326
3.244
-
0
0
EC12
+
4.952
4.953
-
0
0
EC13
+
4.952
4.955
-
0
0
TC1
+
3.052
3.053
-
0
0
TC2
+
3.067
3.069
-
3.062
3.061
3-56
PLAY
3.068
2.323
4.914
0
3.069
0
1.530
0
3.070
0
0.985
0.632
0.983
0.625
0.980
0.625
4.906
0
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes

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