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Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
8. PCB LAYOUT
CN10001
PID1
ANT1
L6611
L6612
D10006
C9202
C6703 C6700
C6702 C6701
C5298
R1100
L1102
L1201
C1251
L1200
L1202
C1205
L1203
L1316
C1323
L1315
L1312
C1320
L1313
L1311
L1301
C1213
C1223
L1228
L1151
C1203 C1204
C1108
C1116
C1117
L1803
L1755
L1756
C1806
C1757
L1758
C1807
R4113
R9106
C1804
C1810
C1811
C1808
C4749
R4745
R4747
R4746
R4802
U4801
C7500
U7500
C7503
VA9101
C4748
C1115
C1708
L1110
L1702
C1750
L1754
C1753
L1129
C1137
C1139
L1131
C1140
C1705 C1713
C1142
L1707
L1133
C1107
L1107
C1113
C1161
L1759
C1758
L1147
C1158
C1141
C1703
C1704
L1207
C1208
L1808
L1807
C1702
C1317
L1310
C1310
C1211
L1208
L1219
C1175
C1174
C1110
L1322
C1312
L1323
L1320
C1318
C1135
C1536
PT1100
C1130
L1218
R1506
C1531
C1534
C6106
C6101
C6110
C6102
R6101
C6111
R6102
C6622
C1106
L1136
C1146
C1131
C1129
C1120
C1118
L1123
C1162
C1164
C6623
C1542 C1540
C1218
L1212
C1221
L1215
L1225
C1245
C1217
C1246
L1701
C1701
L1760
L1314
L1303
R1502
R1501
R1500
C1539
C1307
C1322
C1760
C1759
C1321
C1306
L1700
C1700
L1210
C1513
C1516
C1514
C1543
C1500
C1519
C1149
C1160
L1126
C1128
L1116
C1136
C1506
C1503
C1502 C1509
C1508
C1507 C1504
C1505
L1508
C1517
C1515
L1214
L1223
L1226
L1227
C1224
C1220
C1215
L1222
C1237
C1234
C1225
C1229
C1538
R6103
C1529
R1101
C1326
L1321
L1319
L1318
C1101
L1101
C1200
C1202
C1201
C1206
L1204
L1205
C1210
L1109
L1104
C1103
C1327
R1303
R1302
C1313
L1308
C1304
C1209
L1206
C1814
L1753
L1137
C1155
L1105
L1114
C1121
C1711
C1714
C1765
C1764
L1144
L1113
L1115
C1123
R2218
R2101
C2346
R2103
C2100
C2101
C2340
R2108
C2371
C2347
R2106
C2327
C2334
C2328
C2392
C2393
C2399
C2102
C2103
R2112
R2111
C2372
C6811
D681
0
D681
1
R2224
R4146
R2222
R2221
R2215
R2216
R2226
R2219
R2220
R8950
C8950
R8955
R8952
C8951
R8951
VA8950
C9911
C9910
D9910
SC10006
C4163
C4183
L4136
ZD4130
Q4100
U4100
Q4101
C9912
C1000
2
U419
3
L9910
L9911
ZD8803
Q8951
Q8950
U8950
R8954
C8952
R8953
C681
2
C6810
L6450
LD8950
L6451
C4198
R2223
C4119
C2339
C2414
C2337
C2365
C2370
R2305
C4132
C4164
C4167
L4134
C4128
R9104
R9105
C4155
R9102
VA
9100
C4153
C4181
C4134
L4132
C418
0
C4157
C4174
C4175
C4148
C4173
C4176
C4177
C4149
C4151
C4150
C4162
C4161
C4160
C2351
C2416
R4145
R4115
R4118
C2319
TP2103
TP2105
C2321
R4110
C4103
C4106
C4170
C4122
C4154
C4102
C4152
C4159
TP2101
TP2106
C2324
C2407
C2415
C2336
C2364
C2338
C2333
C2332
C2352
C2315
C4124
C4166
C4158
R4105
R4104
R4102
R4139
C4147
C4101
R4106
C4100
C4107
C4131
R4141
R2100
R2304
C4133
C4137
C4139
L4130
L413
1
L413
5
L413
3
C4171
C4168
X4100
C4135
SC10001
SC10002
D9100
C4169
C2316
C2387
C2384
C2381
C2385
C2304
C2300
C2404
R4132
R6100
C6112
C4141
C4130
R4131
R4130
R4103
C4165
R4142
C4197
CN4
C2373
R2300
R2204
C2342
R2200
R2201
C2348
C2390
C2395
R2105
C2391
C2350
R2202
C2335
R2212
R2211
R2104
R2102
C2331
C2344
C2341
C2314
C2309
C2329
C2330
C2312
R2210
R2209
C2343
C2310
R2117
C2379
R5107
C2397
C2376
C2311
R2109
R2207
R2208
C2345
C2313
C2349
C2306
C2302
C2301
C2305
R4114
C4105
L1710
C1706
L1128
L1130
L1132
C1147
L1135
FL120
2
FL120
5
FL1702
C1207
C1247
C1248
C1222
L1229
L1703
FL170
0
FL1653
U1751
U1701
FL1750
FL1102
FL1800
U1800
FL1006
2
FL1802
FL120
1
SC10007
SC10009
SC10008
L7500
CN9100
L7501
C7502
U3100
U2100
C7501
SC10004
FL1701
L1708
C1709
C1105
C1104
C1812
L1806
C1813
L1802
C1801
C1803
L1800
L1804
C1809
L1757
L1801
C1756
C1802
L1302
C1305
L1300
C1302
C1119
C6121
C6122
L1106
C1122
L1120
C1125
L1121
C1126
C1127
C1163
L1148
C1132
C1133
TP5113
TP5112
TP410
0
TP610
6
R6104
C1532
C1533
C1535
C1525
C1528
C1537
C1244
L1709
C1712
C1325
L1317
C1324
C1315
L1309
C1541
C1510
C1511
L1507
C1523
C1520
C1521
C1522
C1512
C1518
L1140
L1127
C1314
L1221
R1505
C1530
L1125
L1124
C1235
L1217
C1214
C1219
L1213
C1216
L1211
FL120
4
C1527
C6109
C6107
C1766
C1763
C1710
C1707
FB661
0
FB660
9
C6108 C6105
C6103
R8400 C8401
FL1105
R8401 C8400
LD8951
SC10005
C6104
C1526
R1503
C1501
C1524
L210
5
L210
4
L210
7
L210
6
L210
2
L210
3
L210
1
L210
0
R1504
FB610
0
C1319
U1501
U6100
U840
0
FL1104
FL1107
U1100
U1500
FL1106
L1112
L1111
SC10003
U1300
FL1301
FL1200
FL1203
FL1103
FL1100
C1328
U1101
C1330
L1306
L1220
C1173
C1172
L1108
L1307
L1209
C5211
C5210
C5299
C5214
C5213
U8700
R4751
R4750
D4000
C8701
C8700
8. PCB LAYOUT
LG-D722K_MAIN_EAX65886601_1.0_TOP-1
LD8950 : IRRC LED
- Q-remote not Operate
U1500 RF Transceiver, WTR1625L
RF trouble shooting
U1100
FEMID, D5202 B1, B3, B7, B8,B20
RF trouble shooting
CN4
Contact, Motor
No Motor operation
U2100, U3100
MSM8926 & LPDDR2 (8G, POP Type)
Baseband processor
FL1750, Duplexer
ACMD-6307
RF trouble shooting
CN9100
Battery connector
Can’t power on
U1800
RF Tx PAM, B40
RF trouble shooting
FL1800, Filter
885049
RF trouble shooting
U4100
PMIC, PM8926
Power trouble shooting
U1751 RF Tx PAM, B7
RF trouble shooting
U8400 Proximity Sensor
- No Proximity Funtion
FL1105
Switch ,SPDTRF trouble shooting
FL1106 Filter, High/Low BandRF
trouble shooting
U6100 Audio Codec
Audio trouble shooting
FL1102, SP5T RF1635
RF trouble shooting
FL1201, FEMid, LMSW54GM-G27
RF trouble shooting
FL1100, FL1103 Coupler
LDJ18829M24AD011RF trouble
shooting
FL1202 Filter, SPDT
RF trouble shooting
FL110062, Diplexer
DPX202700DT-4162A1
RF trouble shooting
U1300 MMPA, SKY77629
RF trouble shooting
FL1203, Duplexer ACMD-6103
RF trouble shooting