LG Nexus 5 Service Manual
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3. TROUBLE SHOOTING - 91 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only C10745.6p DNIL1047 L1052 DNI 33p C1070 ACMD-6107 EAM62571601 FL1015 9 5 8 4 7 2 3 6 1 RXANT TX GND1 GND4GND2 OPT GND3GND6 L1050 6.8n DNI L105 1 2.2p C1069 10p C1073TRX_B7 RX_B7 B7 TP2 TP3 10p C1089FL1017 XMSS1R6G0PA-001TMP EAM627300015 2 6 4 3 1VDD GNDPORT2ANT PORT1 VCTL 100p C1078 +2V95_VREG_L16 10p C1090 L1063 33p 33p L1064 U1007 ACPF-7041 DNI_EAM62810001 2 1 3GND TX/RXANT EAM62790201 FL1016 HHM1918A2 3 1 2 4GNDUNBALBALAN1BALAN2 L1065 8.2nL1066 DNI DNI L1070 C1105 DNI B7_B41_SEL RX_B41 PRX_HB_IN_P PRX_HB_IN_NRX_B7 B41 Saw add B41 Balun add 3/27 Add VCTL H L VDD H H RX_B7(P2) RX_B41(P1) Path TP5 TP4
3. TROUBLE SHOOTING - 92 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only Check TP1 Check TP1 Signal Exist?Check the RX Level Yes Yes Yes Yes Yes No No No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the FL1018 Check TP3 Signal Exist? Check TP4 Signal Exist? Check TP5 Signal Exist? Check the FL1015 (B7 Duplexer) Check the FL1017 (B7 Separator) Check the FL1016 (B7 Balun)
3. TROUBLE SHOOTING - 93 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.4.7 LTE B20 BOT TP1 TP3 TP2
3. TROUBLE SHOOTING - 94 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only EAT61914101 U1000 RF1492A 21 20 7 8 6 9 5 10 4 3 11 2 12 1 19 18 17 16 15 14 13 TRX1 NC2 NC3 NC4GND2TXHBTXLB ANT TRX2 NC1 TRX3 TRX6 TRX5 SCLK TRX4 SDATA GND1 VIOVDD GND3GND4 10p C1023 R1015 0 +1V8_VREG_S3A_RF+2V95_VREG_L16 L1013 DNI C1016 33p R1016 0 100p C1025 GND RFFE2_DATA RFFE2_CLK TRX_ANT1 TRX_B17 TRX_B5_B26 TX_GSM_LB TRX_B8 4/4_QCT_R-013551 U1000 SW100120549-001E EAG63293301 4 3 2 1 ANTCOMMON G3G4 LDJ18829M24AD011 FL1000 ECA30240001 IN 1 Termination_Port 4GND1 2GND2 5OUT 3 Coupling 6 100nL1002DNI L1071 L1072 DNI 33p C11131n C1001 W_FL2-R-SMT-1_80 SW1000 EAG63412001 G1 G2ANTG3 TRX_ANT1 CPL_CPL CPL_PDET_IN TP1
3. TROUBLE SHOOTING - 95 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only Check TP1 Check TP1 Signal Exist?Check the RX Level Yes Yes Yes No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the U1000 Check TP3 Signal Exist? Check the FL1005 (B20 Duplexer) DNI L1031 22n L1025 DNI L1030 10p C1043 12n C1039 0.6n C1045 7.5n L1029 C1044 12n B8091EAM62672701 FL1005 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5GND2 RX2 GND3GND4 PRX_LB1_IN_P PRX_LB1_IN_N TRX_B17 TP3 TP2
3. TROUBLE SHOOTING - 96 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.4.8 LTE B3/ DCS1800 BOT TP2 TP1 TP3 FL1018
3. TROUBLE SHOOTING - 97 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only L1054 DNI LMSP32QP-F03 EAT61793601FL1018 23 11 10 8 9 6 7 5 13 4 12 2 15 14 20 17 21 16 22 19 3 18 1 TRX2 VDD TRX10 VIO TRX3 TRX4 SCLK GND5 SDATA TRX6TRX5 TRX1 GND4 GND1 TRX7 TRX9 GND2TRX8 TX1LBTX2HB GND3ANT GND6 C1081 100p +1V8_VREG_S3A_RF 100p C1080 +2V95_VREG_L16 33p C1079 RFFE2_DATA RFFE2_CLK TRX_ANT2 TX_GSM_HB TRX_B3 TRX_B2_B25 TRX_B7 RX_B41 TRX_B4 TRX_B1 TX_B41 FL1018 C1114 100pEAG63293301 20549-001E SW1003 4 3 2 1 ANTCOMMON G3G4 22p C1071 W_FL2-R-SMT-1_80 SW1002 EAG63412001 G1 G2ANTG3 ECA30240001 FL1014 LDJ18829M24AD011 IN 1 Termination_Port 4GND1 2GND2 5OUT 3 Coupling 6 L1048 100n R1011 49.9 DNI L107 3 L1074 DNI TRX_ANT2 CPL_CPL 13.04.25 changedTP1
3. TROUBLE SHOOTING - 98 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only Check TP1 Check TP1 Signal Exist?Check the RX Level Yes Yes Yes No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the FL1018 Check TP3 Signal Exist? Check the FL1013 (B3, DCS1800 RX Filter) 100p C1060 C1068 100p FL1013ACMD-6103-TR1 EAM62632601 7 5 8 4 9 2 3 1 6 ANTRX TX GND1GND6GND2GND5GND3GND4 L1041 5.6n C1067 1n L1046 DNI L104215n 1p C1059 1p C10645.6n L1044 L1043 15n TX_PA_OUT_B3 TRX_B3 PRX_MB2_IN_N PRX_MB2_IN_P B3/G1800 TP2 TP3
3. TROUBLE SHOOTING - 99 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.5 Checking DRx Front-end Separator BOT TP1 FL2003 Separator FL1018 Separator TP3TP2
3. TROUBLE SHOOTING - 100 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only FL2003 EAM62690801 RF1660 21 20 15 19 10 18 16 8 11 7 9 6 5 12 4 3 13 2 14 1 17 VDD NC RF2 RF10 RF3 RF9RF8 RF4 RF7RF6 ANT GND1 RF5 GND2 GND4 VIO GND3 SDATA RF1 SCLK PGND 100p C2016 +1V8_VREG_S3A_RF 100p C2015 +2V95_VREG_L16 RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_B1_B4 TP3 TP2TP1