LG Nexus 5 Service Manual
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3. TROUBLE SHOOTING - 101 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only Check TP1 TP1 > 2.95V Check the Power ON No Yes Check TP2 TP2 > 1.8V TP3 Signal? Check the PM8941 Check the FL2003 No No Yes Yes Check TP3 RF Path Open
3. TROUBLE SHOOTING - 102 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.6 Checking RF DRx Level 3.5.6.1 WCDMA B1, B4/ LTE B1 BOT TP1 FL2003 Separator TP2 TP3 TP4
3. TROUBLE SHOOTING - 103 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only FL2003 EAM62690801RF1660 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 VIOGND3 SDATA RF1 SCLKPGND L2013 1.5p 20549-001E SW2000 EAG63293301 4 3 2 1 ANTCOMMONG3G4 100p L2011 DNI L2012 100p C2016 +1V8_VREG_S3A_RF 100p C2015 +2V95_VREG_L16 100nL2014 ANT2000 MBV6256160 1FEEDMBV62561601 ANT2001 FEED 100p C2023 C2021 6.8n L2010 2.2p RFFE2_DATARFFE2_CLK DRX_B17 DRX_B8DRX_B5_B26 DRX_B3DRX_B2_B25DRX_B1_B4 '13.05.07:reva->revB Change:HighFre.revD->rev10(0702) 13.04.16 13.04.16 TP1 150p C2001 L2001 DNI FL2000 SAFEB2G14FB0F00 SFSY0028201 G1 2O1 3IN 1G2 5O2 4L2000 10n C2000 10p C200210p DRX_B1_B4 DRX_B1_B4_IN_P DRX_B1_B4_IN_NB1/B4 TP2 TP3 U2001 RF1633 EAM62470001 19 5 15 14 13 7 6 17 4 3 2 18 9 8 16 10 11 1 12 PCA GND1 PCB GND6 CTL1 GND4GND5 P3A GND2 P2A P2B P3B P1BP1A VDD GND7 CTL2 GND3 GND8 C200 4 100pC2003 100p C2013 100p C2008 100p C2012 100p +2V95_VREG_L16 L2004 4.7n DRX_B2_IN_P DRX_B2_IN_N DRX_MB_SEL1 DRX_MB_SEL0 DRX_MB_IN_N DRX_MB_IN_P DRX_B3_IN_P DRX_B3_IN_N DRX_B1_B4_IN_P DRX_B1_B4_IN_N L L CTL2 DRX_B2(P2) DRX_B3(P1) Path L H CTL1 DRX_B1_B4(P3) LH TP4
3. TROUBLE SHOOTING - 104 -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 DRX Level Yes Yes Yes Yes No No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the FL2003 Check TP3 Signal Exist? Check TP4 Signal Exist? Check the FL2000 (B1, B4 DRx SAW Filter) Check the U2001 (DRx Separator)
3. TROUBLE SHOOTING - 105 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.6.2 WCDMA B2 BOT TP1 FL2003 Separator TP2 TP3 TP4
3. TROUBLE SHOOTING - 106 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only FL2003 EAM62690801RF1660 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 VIOGND3 SDATA RF1 SCLKPGND L2013 1.5p 20549-001E SW2000 EAG63293301 4 3 2 1 ANTCOMMONG3G4 100p L2011 DNI L2012 100p C2016 +1V8_VREG_S3A_RF 100p C2015 +2V95_VREG_L16 100nL2014 ANT2000 MBV6256160 1FEEDMBV62561601 ANT2001 FEED 100p C2023 C2021 6.8n L2010 2.2p RFFE2_DATARFFE2_CLK DRX_B17 DRX_B8DRX_B5_B26 DRX_B3DRX_B2_B25DRX_B1_B4 '13.05.07:reva->revB Change:HighFre.revD->rev10(0702) 13.04.16 13.04.16 TP1 C2009 1.8n L2005 0.5p C2007 1.2n C20111.2nL2003DNI FL2001SAFEB1G96FL2F00 EAM62130501 5 3 2 4 1 U_BPBP1 G1 BP2 G2DRX_B2_IN_P DRX_B2_IN_N DRX_B2_B25 B2 / B25 TP2 TP3 U2001 RF1633 EAM62470001 19 5 15 14 13 7 6 17 4 3 2 18 9 8 16 10 11 1 12 PCA GND1 PCB GND6 CTL1 GND4GND5 P3A GND2 P2A P2B P3B P1BP1A VDD GND7 CTL2 GND3 GND8 C200 4 100pC2003 100p C2013 100p C2008 100p C2012 100p +2V95_VREG_L16 L2004 4.7n DRX_B2_IN_P DRX_B2_IN_N DRX_MB_SEL1 DRX_MB_SEL0 DRX_MB_IN_N DRX_MB_IN_P DRX_B3_IN_P DRX_B3_IN_N DRX_B1_B4_IN_P DRX_B1_B4_IN_N L L CTL2 DRX_B2(P2) DRX_B3(P1) Path L H CTL1 DRX_B1_B4(P3) LH TP4
3. TROUBLE SHOOTING - 107 -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 DRX Level Yes Yes Yes Yes No No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the FL2003 Check TP3 Signal Exist? Check TP4 Signal Exist? Check the FL2001 (B2 DRx SAW Filter) Check the U2001 (DRx Separator)
3. TROUBLE SHOOTING - 108 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only 3.5.6.3 WCDMA B5/ LTE B5 BOT TP1 FL2003 Separator TP2 TP3 TP4
3. TROUBLE SHOOTING - 109 -Copyright © 2013 LG Electronics. Inc. All right reserved.Only for training and service purposesLGE Internal Use Only FL2003 EAM62690801RF1660 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 VIOGND3 SDATA RF1 SCLKPGND L2013 1.5p 20549-001E SW2000 EAG63293301 4 3 2 1 ANTCOMMONG3G4 100p L2011 DNI L2012 100p C2016 +1V8_VREG_S3A_RF 100p C2015 +2V95_VREG_L16 100nL2014 ANT2000 MBV6256160 1FEEDMBV62561601 ANT2001 FEED 100p C2023 C2021 6.8n L2010 2.2p RFFE2_DATARFFE2_CLK DRX_B17 DRX_B8DRX_B5_B26 DRX_B3DRX_B2_B25DRX_B1_B4 '13.05.07:reva->revB Change:HighFre.revD->rev10(0702) 13.04.16 13.04.16 TP1 3.3n C2026 1.5p L2015 C2044 3.9n L20171.2p100p C2038 C2043 100p 100p C2046 33p C2042 33p C2025 C2030 33p +2V95_VREG_L16 C2041 100p 15n L2016 C2045 33p FL2005 SAFFB876MFL0F0A EAM62710201 5 3 2 4 1 U_BPBP1G1 BP2 G2 EAM62493001 U2003 XM0831SZ 3 9 7 5 6 1 4 10 8 2 GND1 PORT1- PORT3- PORT2- PORT3+ CTLPORT2+PORT1+ VDDGND2EAM62790501 B9862 FL20074 5 1 3 2 G1 O1ING2O2 L2037 47n DRX_B8 DRX_LB1_SEL DRX_B5_B26 DRX_LB1_IN_N DRX_LB1_IN_P H Path DRX_B5_B26(P3) DRX_B8(P2) L CTL VDD H H 876.5MHz B8 B5/B26/BC0/BC10 TP2 TP3 TP4
3. TROUBLE SHOOTING - 110 -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 DRX Level Yes Yes Yes Yes No No No No Check the U2004 (WTR1605L-1) Check TP2 Signal Exist?Check the FL2003 Check TP3 Signal Exist? Check TP4 Signal Exist? Check the FL2005 (B5 DRx SAW Filter) Check the U2003 (DRx Separator)