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LG lg-d821, Service Manual

The LG lg-d821 is a cutting-edge smartphone packed with remarkable features. With its sleek design and impressive performance, users can enjoy seamless multitasking and stunning visuals. To get started quickly, simply download the free Quick Start Manual from our website and unlock the device's full potential.

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Internal Use Only

Service Manual

LG-D821

Date: September, 2013 /

 

Issue 0.9

Summary of Contents for lg-d821

Page 1: ...Internal Use Only Service Manual LG D821 Date September 2013 Issue 0 9 ...

Page 2: ...shooting 122 3 7WIFI BTTrouble shooting 128 3 8 Audio troubleshooting 133 3 9 Camera 150 3 10 Main LCD trouble 156 3 11TouchTrouble Shooting 160 3 12VibratorTroubleshooting 162 3 13 Gyro Accel SensorTroubleshooting 165 3 14 Compass sensor troubleshooting 167 3 15 Barometer sensor troubleshooting Pressure Sensor 169 3 16 Proximity Sensor on off troubleshooting 171 3 17 Light Sensor on off trouble 1...

Page 3: ... or connected to it The manufacturer will not be responsible for any charges that result from such unauthorized use 1 2 Regulatory Information A Security B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done ...

Page 4: ... ESD handling Following Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should spread the floor with anti static mat which is also grounded Use a suitable grounded soldering iron Keep sensitive parts in these protective packages until these are used When returning system boards or parts like EEPROM to the fa...

Page 5: ...3 B5 B7 B8 B20 DL 102Mpbs UL 51 0Mbps Max DL MIMO layers 2 Release8 Cat3 2 2 Supporting Standard Item Feature Comment Supporting Standard WCDMA FDD1 2 4 5 8 EGSM GSM850 DCS1800 PCS1900 with seamless handover Frequency Range WCDMA FDD1 TX 1920 1980 MHz WCDMA FDD1 RX 2110 2170 MHz WCDMA FDD2 TX 1850 1910 MHz WCDMA FDD2 RX 1930 1990 MHz WCDMA FDD4 TX 1710 1755 MHz WCDMA FDD4 RX 2110 2155 MHz WCDMA FD...

Page 6: ...ivity WCDMA FDD1 108 dBm WCDMA FDD2 108 dBm WCDMA FDD2 108 dBm WCDMA FDD5 108 dBm WCDMA FDD8 108 dBm EGSM 108 dBm GSM850 108 dBm DCS 1800 108 dBm LG D821 Product SPEC 2 3 Main Parts Solution Item Part Name Comment Digital Baseband AP Q8064 Qualcomm Analog Baseband MDM9215M Qualcomm RF Chip WTR1605L Qualcomm 2 4 HW Features Item Feature Comment Form Factor DOP type Battery 1 Capacity Standard Li Io...

Page 7: ...bilit y EDGE EGSM 26 dBm GSM850 26 dBm DCS 1800 25 dBm PCS 1900 25 dBm Class3 WCDMA Class4 EGSM Class4 GSM850 Class1 PCS Class1 DCS GPRS Class 12 E2 GSM900 E2 PCS E2 DCS EDGE compatibility GPRS Class 12 SIM card type Plug In SIM 3V 1 8V Display Main LCD IPS TFT Main LCD 5 0 1920 X 1080 Pixels Built in Camera 8M AF 1 3M VT Status Indicator Yes Keypad Full Touch Screen Side Key 3 Side Key Power On V...

Page 8: ...MC Speech coding FR EFR HR AMR Vibrator Built in Vibrator BlueTooth Bluetooth 3 0 MIDI for Buzzer Function SW Decoded 72Poly Music Player MP3 WMA AAC MIDI EAAC HE AAC OGG Video Player MPEG4 H 264 Camcorder MPEG4 or H 263 Voice Recording Yes Speaker Phone mode Support Yes Travel Adapter Yes CDROM No Stereo Headset Yes Data Cable Yes T Flash External Memory No ...

Page 9: ...Message Phone PC Sync No Speed Dial Yes Voice mail center 1 key Profile Yes not same with feature phone setting CLIP CLIR Yes Phone Book Name Number Email Organization Website Postal addresses Events Note IM Nickname Internet call Group Last Received Number Yes There is no limitation on the number of items It depends on available memory amount Last Missed Number Yes There is no limitation on the n...

Page 10: ...ert Yes Call Barring No Call Charge AoC No Call Duration No SMS EMS There is no limitation on the number of items It depends on available memory amount EMS does not support SMS Over GPRS Yes EMS Melody Picture Send Receive Save No No MMS MPEG4 Send Receive Save TBD Long Message Yes Cell Broadcast Yes Download Yes Game Yes Calendar Yes Memo No World Clock No Unit Convert Yes Stop Watch Yes Wall Pap...

Page 11: ...SPEC SIM Lock No SIM Toolkit Class 1 2 3 C E MMS Yes EONS Yes CPHS Yes V4 2 ENS No Camera Yes 8M AF VT 1 3 M HD JAVA Android do not support JAVA Voice Dial No IrDa No Bluetooth No Ver 4 0 FM radio Yes GPRS No Class 12 EDGE Yes Class 12 Hold Retrieve Yes Conference Call Yes Max 7 DTMF Yes Memo pad No TTY Yes AMR Yes SyncML No IM Yes Gtalk Email Yes ...

Page 12: ...s than 1800kHz offset 200kHz 36dBm 600kHz 51dBm 56dBm Spectrum due to modulation out to larger than 1800kHz offset to the edge of the transmit band GSM850 EGSM 1800 3000kHz 63dBc 46dBm 3000kHz 6000kHz 65dBc 46dBm 6000kHz 71dBc 46dBm DCS PCS 1800 3000kHz 65dBc 51dBm 6000kHz 73dBc 51dBm Spectrum due to switching transient 400kHz 19dBm 22dBm 5 0 23dBm 600kHz 21dBm 24dBm 5 0 26dBm Reference Sensitivit...

Page 13: ...Ratio Δf 5MHz 33 dBm 3 84MHz Δf 10MHz 43 dBm 3 84MHz Error Vector Magnitude EVM 17 Peak Code Domain Error 15 dBm 3 84MHz Open Loop Output Power Ior 106 7dBm 3 84MHz 46 7 28 7 dBm 3 84MHz Ior 65 7dBm 3 84MHz 23 0 5 0 dBm 3 84MHz Ior 25 0dBm 3 84MHz 0 0 14 0 dBm 3 84MHz Transmit Off Power 56 dBm 3 84MHz Spectrum Emission Mask Δf 2 5 3 5MHz 35 15 Δf 2 5 dBc 30KHz Δf 3 5 7 5MHz 35 1 Δf 3 5 dBc 1MHz Δf...

Page 14: ...Bm 3 84MHz In Band Blocking Jammer Modulation 56dBm 3 84MHz Δf 10MHz BER 0 001 103 7 dBm 3 84MHz Jammer Modulation 44dBm 3 84MHz Δf 15MHz BER 0 001 103 7 dBm 3 84MHz Inter modulation Desensitization Jammer1 CW 46dBm Jammer2 Modulation 46dBm 3 84MHz Δf 10MHz BER 0 001 103 7 dBm 3 84MHz Jammer1 46dBm CW Jammer2 Modulation 46dBm 3 84MHz Δf 20MHz BER 0 001 103 7 dBm 3 84MHz Spurious Emissions 30kHz 1G...

Page 15: ...0 dBm 1 dB dB Step 1 Step 0 6 dB 2 3 dB dB Step 2 Step 3 1 dB 0 6 dB dB Step 5 Step 4 0 dB 0 6 dB dB Step 6 Step 7 5 dB 2 3 dB dB 5 9A Spectrum Emission Mask with HS DPCCH Δf 2 5 3 5MHz 35 15 Δf 2 5 dBc 30KHz Δf 3 5 7 5MHz 35 1 Δf 3 5 dBc 1MHz Δf 7 5 8 5MHz 39 10 Δf 7 5 dBc 1MHz Δf 8 5 12 5MHz 49 dBc 1MHz 5 10AAdjacent Channel Leakage Power Ratio with HS DPCCH Δf 5MHz 33 dBm 3 84MHz Δf 10MHz 43 dB...

Page 16: ...20 3 23 0 23 0 25 7 25 7 dBm 10MHz Frequency Error QPSK 0 1 PPM 15hz 0 1 PPM 15hz EVM QPSK 16QAM 17 5 12 5 IQ component QPSK 12RB 24 2 dBc In band emissions for non allocated RB QPSK 12RB 24 2 dB Spectrum Flatness QPSK 50RB 2 3 4 dB Occupied bandwidth QPSK 50RB 10 MHz ACLR Adjacent Channel Leakage Power Ratio E UTRA ACLR1 29 2 dB UTRA ACLR1 32 2 dB UTRA ACLR2 35 2 dB Transmitter Spurious emissions...

Page 17: ...m input Level Dual Receiver DL 64QAM 50RB UL QPSK 12RB 25 7 dBm 10MHz ACS Adjacent Channel Selectivity Dual Receiver DL QPSK 50RB UL QPSK 12RB Δf 7 5MHz LTE BW 5MHz 33 dB In Band Blocking DL QPSK 50RB UL QPSK 20RB Dual Receiver Δf 7 5MHz LTE BW 5MHz Δf 12 5MHz LTE BW 5MHz 88 3 dBm 10MHz Narrow Band Blocking DL QPSK 50RB UL QPSK 20RB Dual Receiver Δf 5 2125MHz CW 81 3 dBm 10MHz Intermodulation DL Q...

Page 18: ... Transmitter constellation error rms EVM 5dB 6Mbps 8dB 9Mbps 10dB 12Mbps 13dB 18Mbps 16dB 24Mbps 19dB 36Mbps 22dB 48Mbps 25dB 54Mbps Spurious Emissions 36 dBm 30 MHz to 47 MHz 54 dBm 47 MHz to 74 MHz 36 dBm 74 MHz to 87 5 MHz 54 dBm 87 5 MHz to 118 MHz 36 dBm 118 MHz to 174 MHz 54 dBm 174 MHz to 230 MHz 36 dBm 230 MHz to 470 MHz 54 dBm 470 MHz to 862 MHz 36 dBm 862 MHz to 1 GHz 30 dBm 1 GHz to 5 1...

Page 19: ... 1Mbps 2Mbps 5 5Mbps 11Mbps FER 8 Rx Max input Sensitivity 10dBm 1Mbps 2Mbps 5 5Mbps 11Mbps FER 8 Rx Adjacent Channel Rejection 35dB FER 8 interference input signal 70dBm fc 25MHz 11Mbps LG D821 Product SPEC Rx Adjacent Channel Rejection PER 10 ACR 16dB 6Mbps ACR 15dB 9Mbps ACR 13dB 12Mbps ACR 11dB 18Mbps ACR 8dB 24Mbps ACR 4dB 36Mbps ACR 0dB 48Mbps ACR 1dB 54Mbps ACR shall be measured by setting ...

Page 20: ...nsmitter constellation error rms EVM 5dB 6Mbps 8dB 9Mbps 10dB 12Mbps 13dB 18Mbps 16dB 24Mbps 19dB 36Mbps 22dB 48Mbps 25dB 54Mbps Spurious Emissions 36 dBm 30MHz 1GHz 30 dBm above 1GHz 12 75GHz 47 dBm 1 8GHz 1 9GHz 47 dBm 5 15GHz 5 3GHz Rx Min input Sensitivity PER 10 82dBm 6Mbps 81dBm 9Mbps 79dBm 12Mbps 77dBm 18Mbps 74dBm 24Mbps 70dBm 36Mbps 66dBm 48Mbps 65dBm 54Mbps Rx Max input Sensitivity 20dBm...

Page 21: ...MHz within 20 PPM 5150 5850 MHz Chip clock Frequency Tolerance within 25 PPM 2400 2483 5 MHz within 20 PPM 5100 5850 MHz Spectrum Mask 20 11MHz offset 9Mhz 11MHz 28 20MHz offset 11MHz 20Mhz 45 30MHz offset 20MHz 30Mhz Transmitter constellation error rms EVM 5dB 6 5Mbps 10dB 13Mbps 13dB 19 5Mbps 16dB 26Mbps 19dB 39Mbps 22dB 52Mbps 25dB 58 5Mbps 28dB 65Mbps Spurious Emissions 2400 MHz 2483 5 MHz CH1...

Page 22: ... 70dBm 39Mbps 66dBm 52Mbps 65dBm 58 5Mbps 64dBm 65Mbps Rx Max input Sensitivity 20dBm PER 10 2400 2483 5 MHz 30dBm PER 10 5150 5850 MHz Rx Adjacent Channel Rejection PER 10 ACR 16dB 6 5Mbps ACR 13dB 13Mbps ACR 11dB 19 5Mbps ACR 8dB 26Mbps ACR 4dB 39Mbps ACR 0dB 52Mbps ACR 1dB 58 5Mbps ACR 2dB 65Mbps ACR shall be measured by setting the desired signal s strength 3 dB above the rate dependent sensit...

Page 23: ... Tx Output Spectrum 20dB BW DH5 PRBS9 Δf fH fL 1 MHz Tx Output Spectrum Adjacent Output Power DH5 PRBS9 M N 2 20 dBm M N 3 40 dBm Modulation Index DH5 11110000 f1AVG 140 175 kHz DH5 10101010 f2MAX 115 kHz f2AVG f1AVG 0 8 Initial Carrier Freq Tolerance DH5 PRBS9 75 75 kHz Carrier Frequency Drift DH1 10101010 Freq Drift 25 25 kHz Drift Rate 20 20 kHz 50us DH3 10101010 Freq Drift 40 40 kHz Drift Rate...

Page 24: ...Single Slot Packet DH1 PRBS9 BER 0 1 70 dBm Sensitivity Multi Slot Packet DH5 PRBS9 BER 0 1 70 dBm C I Performance DH1 PRBS9 Co Channel 60dBm BER0 1 11 dB C I 1MHz 60dBm BER 0 1 0 C I 2MHz 60dBm BER 0 1 30 C I 3MHz 67dBm BER0 1 40 C I Image 67dBm BER 0 1 9 C I 1MHz Image 67dBm BER 0 1 20 Blocking Performance DH1 PRBS9 10dBm 30M 2 GHz 67 dBm 27dBm 2 2 4 GHz 27dBm 2 5 3 GHz 10dBm 3 12 75 GHz 12 Blue...

Page 25: ...on distance over 5mm LG D821 Product SPEC Intermodulation Performance DH1 PRBS9 Δf 5MHz CW Δf 10MHz BT BER 0 1 64 dBm Δf 5MHz CW Δf 10MHz BT BER 0 1 64 dBm Maximum Input Level DH1 PRBS9 BER 0 1 20 dBm 12 GPS receiver specification Item Specification Receive Frequency 1574 42 MHz 1576 42 MHz Minimum Sensitivity 1 satellite 142dBm 7 satellites 147dBm at coarse time aiding 13 NFC Operate below 3 mode...

Page 26: ... Sleep Ear jack connected 6mA 6mA 6mA 6mA 3 Sleep Idle average 6 5mA SCI2 6 5mA DRX 7 6 5mA P P 5 6 5mA SCI2 4 BT Connected Sleep Idle 9 5mA 9 5mA 9 5mA 9 5mA 5 Talk Mode Max Pwr 850mA Avg Tx 10dBm 400mA Avg Max Pwr 500mA Avg Tx 10dBm 260 mA Avg GSM LVL 5 340 mA Avg Max Pwr 650mA Avg Tx 10dBm 200mA Avg 6 No SVC Mode 200mA 200mA 200mA 200mA 7 Flight mode 6 0mA 6 0mA 6 0mA 6 0mA 8 Power Off Mode 500...

Page 27: ...ATT 2300mAh Standby CDMA 350 hours over 6 5mA SCI2 BATT 2300mAh Voice Call WCDMA 530 mins over 260mA 10dBm BATT 2300mAh AMR Mode Voice Call GSM 405 mins over 340mA EGSM LV5 BATT 2300mAh Voice Call VT 153 mins over TBD 900mA TBD 4G Tx 12dBm Speaker Mode Max volume BATT 2300mAh Voice Call LTE 230 mins over 600mA LTE Cat2 TX 10dBm LCD ON Default Brightness Voice Call CDMA 690 mins over 200mA 10dBm BA...

Page 28: ... 53 52 Low battery pop up 14 4 Bar 10 Bar 9 48 47 LG D821 Product SPEC 17 RSSI indicator Based on Cell power Specification Unit LTE WCDMA GSM CDMA BAR 4 3 85dBm 3dBm 88dBm 3dBm 90dBm 3dBm 76dBm 3dBm Antenna BAR BAR 3 2 95dBm 3dBm 96dBm 3dBm 98dBm 3dBm 86dBm 3dBm BAR 2 1 105dBm 3dBm 102dBm 3dBm 104dBm 3dBm 96dBm 3dBm BAR 1 0 115dBm 3dBm 106dBm 3dBm 108dBm 3dBm 101dBm 3dBm 1 WCDMA setting Uplink Par...

Page 29: ...2 PERFORMANCE 29 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LG D821 Product SPEC 2 8 D821 Figures 2 7 D821 Figures ...

Page 30: ... for training and service purposes LGE Internal Use Only 3 TROUBLE SHOOTING TOP 3 1 RF Component U1001 UMTS B1 B2 B4 B8 LTE B1 B3 B8 GSM Quad MMPA U2002 DC DC Convertor U2000 DC DC Convertor U1008 UMTS B5 B6 LTE B5 U1002 B20 PAM FL1006 B20Tx SAW U1003 B7 PAM FL1019 B7Tx Separator ...

Page 31: ...xer FL1013 B2 Duplexer FL1018 Separator FL1012 B4 Duplexer FL1013 B3 Duplexer FL1020 B1 B4 Separator FL1007 B1 Duplexer U2001 B1 4 B2 B3 DRx Separator U2007 B7 DRx Separator FL2012 B7 DRx Separator FL2014 B7 DRx SAW DRx SAW FL2002 2001 2000 B3 B2 B1 4 FL2008 B20 DRx SAW U2003 B5 B8 DRx Separator FL1015 B7 Duplexer DRx SAW FL2007 2005 B8 B5 FL1016 B7 Balun SW1003 RF Switch SW1002 RF Switch FL1014 C...

Page 32: ...SM1900 Duplexer FL1012 B4 Duplexer FL1013 GSM 1800 Duplexer U2005 GPS LNA FL1018 B1 B2 B4 GSM1800 GSM1900 Separator FL1020 B1 B4 Separator FL2000 B1 B4 DRx SAW Filter FL2001 B2 DRx SAW Filter FL2003 B1 B2 B4 B5 B6 B8 B20 Separator FL2005 B5 DRx SAW Filter FL2007 B8 DRx SAW Filter FL2008 B20 DRx SAW Filter FL2009 GPS B7 Separator FL2011 GPS SAW Filter U1002 B20 PAM U1000 B5 B8 B20 GSM850 GSM900 Sep...

Page 33: ... 3 2 SIGNAL PATH TOP BOT U1001 MMPA 1 WCDMA LTE B1TX PATH 2 WCDMA B4TX PATH 3 WCDMA B2TX PATH 4 WCDMA B8TX PATH 5 GSM_HBTX PATH 6 GSM_LBTX PATH 7 COMMON High BandTX RX PATH 8 COMMON Low BandTX RX PATH U1008 B5 PAM 9 WCDMA LTE B5 WCDMA B6 TX PATH U1002 B20 PAM 10 LTE B20TX PATH U1003 B7 PAM 11 LTE B7TX PATH WCDMA LTE CDMA GSMTXflow TOP ...

Page 34: ...3 TROUBLE SHOOTING 34 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT ...

Page 35: ...s LGE Internal Use Only WCDMA LTE CDMA GSMPRXflow 1 WCDMA LTE B1 PRX PATH 2 WCDMA B4 PRX PATH 3 WCDMA B2 GSM 1900 PRX PATH 4 WCDMA LTE B8 GSM900 PRX PATH 5 LTE B3 GSM 1800 PRX PATH 6 COMMON High BandTX RX PATH 7 COMMON Low BandTX RX PATH 8 WCDMA LTE B5 WCDMA B6 GSM850 PRX PATH 9 LTE B20 PRX PATH 10 LTE B7TX PATH ...

Page 36: ... Inc All right reserved Only for training and service purposes LGE Internal Use Only WCDMA LTE CDMADRXflow 1 WCDMA LTE B1 WCDMA B4 DRX PATH 2 WCDMA B2 DRX PATH 3 WCDMA LTE B8 DRX PATH 4 WCDMA LTE B5 WCDMA B6 DRX PATH 5 LTE B20 DRX PATH 6 LTE B7 DRX PATH ...

Page 37: ...s Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 3 Checking XO Block The output frequency 19 2MHz of XO X6000 is used as the reference one of WTR1605L U2004 and PM8941 U6002 nternal VCO X6000 TP1 U2004 TP2 BOT TOP ...

Page 38: ...nd service purposes LGE Internal Use Only SchematicoftheCrystalPart 19 2MHz EAW62063901 X6000 1RAA19200AAA 19 2MHz 2 1 3 4 SENSOR XTAL2 XTAL1 GND1 C6027 0 1u C6028 1n R6031 DNI DNI R6033 R6032 DNI 13 1 21 DNI 100K 1 DNI 0 ohm TP1 DNI C2078 0 R2017 100p C2027 79 120 XO_IN VTUNE_PRX XO_OUT_A0 TP2 ...

Page 39: ... 39 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CheckTP1 1 9 2 MHz Single Check the X6000 No Yes CheckTP2 19 2MHz Signal Check the U6002 No Yes XO OK ...

Page 40: ...el for FL1018 U1000 FL1018 Separator TP2 TP1 TP3 BOT L1054 DNI LMSP32QP F03 EAT61793601 FL1018 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 TRX6 TRX5 TRX1 GND4 GND1 TRX7 TRX9 GND2 TRX8 TX1LB TX2HB GND3 ANT 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...

Page 41: ...ltage and control level for FL1018 U1000 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 NC4 GND2 TXHB TXLB ANT TRX2 NC1 TRX3 TRX6 TRX5 SCLK TRX4 SDATA GND1 VIO VDD GND3 GND4 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 TP2 TP...

Page 42: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only CheckTP1 TP1 2 95V Check the Power ON No Yes CheckTP2 TP2 1 8V TP3 Signal Check the PM8941 Check the FL1018 Check the U1000 No No Yes Yes CheckTP3 RF Path Open ...

Page 43: ...ectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 Checking RF Block START Check XO 19 2MHz Block Refer to 4 3 Check the FL1018 U1000 Refer to 3 4 CheckTx Rx Level Re Download Cal Change the Board ...

Page 44: ...Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 1 Checking XO 19 2MHz Block Refer to 3 3 3 5 2 Checking the FL1018 U1000 Refer to 3 4 3 5 3 Checking RFTX Level ACPM 7600 PAM 3 5 3 1 WCDMA LTE B1 TP1 TP3 TP2 ...

Page 45: ...1016 DNI 0 R1002 DNI L1012 VPA_BATT DNI C1021 3 9p C1006 DNI L1015 L1010 DNI C1022 1 5n 3p C1015 DNI L1006 R1001 49 9 C1012 DNI L1000 DNI 33p C1002 33p C1003 DNI L1003 8 2n L1005 VPA VPA_GSM 1V8_VREG_S3A_RF 100p C1000 C1011 100n 33p C1013 C1014 33p L1008 DNI U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 30 31 32 33 7 2 1 6 5 4 3 RFIN_B26 RFIN_B5_B8 GND1 VIO RFIN_B1_B2 RFIN_B3_B4 GN...

Page 46: ...aining and service purposes LGE Internal Use Only First Check the conducted Max Power using the RF Connector Check the FL1018 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1007 B1 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 47: ...3 TROUBLE SHOOTING 47 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 3 2 WCDMA B2 TP1 TP3 TP2 ...

Page 48: ...03 L1016 DNI 0 R1002 DNI L1012 VPA_BATT DNI C1021 3 9p C1006 DNI L1015 L1010 DNI C1022 1 5n 3p C1015 DNI L1006 R1001 49 9 C1012 DNI L1000 DNI 33p C1002 33p C1003 DNI L1003 8 2n L1005 VPA VPA_GSM 1V8_VREG_S3A_RF 100p C1000 C1011 100n 33p C1013 C1014 33p L1008 DNI U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 30 31 32 33 7 2 1 6 5 4 3 RFIN_B26 RFIN_B5_B8 GND1 VIO RFIN_B1_B2 RFIN_B3_B...

Page 49: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the FL1018 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1008 B2 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 50: ...3 TROUBLE SHOOTING 50 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 3 3 WCDMA B4 TP1 TP3 TP2 ...

Page 51: ...03 L1016 DNI 0 R1002 DNI L1012 VPA_BATT DNI C1021 3 9p C1006 DNI L1015 L1010 DNI C1022 1 5n 3p C1015 DNI L1006 R1001 49 9 C1012 DNI L1000 DNI 33p C1002 33p C1003 DNI L1003 8 2n L1005 VPA VPA_GSM 1V8_VREG_S3A_RF 100p C1000 C1011 100n 33p C1013 C1014 33p L1008 DNI U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 30 31 32 33 7 2 1 6 5 4 3 RFIN_B26 RFIN_B5_B8 GND1 VIO RFIN_B1_B2 RFIN_B3_B...

Page 52: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the FL1018 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1012 B4 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 53: ...3 TROUBLE SHOOTING 53 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 3 4 WCDMA B8 TP1 TP3 TP2 ...

Page 54: ...L1005 VPA VPA_GSM 1V8_VREG_S3A_RF L1020 DNI 33p C1030 0 R1004 0 R1003 100p C1000 C1011 100n 33p C1033 L1018 DNI 33p C1029 33p C1028 33p C1013 C1014 33p L1008 DNI C1034 33p L1024 1p U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 26 27 28 29 30 31 32 33 23 22 9 12 7 20 21 19 15 2 18 8 10 11 14 16 17 13 1 25 6 5 4 3 24 RFOUT_GSM_HB RFIN_B26 RFIN_B5_B8 GND1 VIO GND13 RFIN_B1_B2 RFIN_GSM...

Page 55: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the U1000 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1003 B8 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 56: ...3 TROUBLE SHOOTING 56 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 3 5 GSM Low Band GSM850 900 TP1 TP3 TP2 ...

Page 57: ...F L1020 DNI 33p C1030 DNI L1028 33p C1042 C1041 33p 0 R1004 0 R1003 C1011 100n 33p C1033 L1018 DNI 33p C1029 33p C1028 33p C1013 C1014 33p L1008 DNI C1034 33p L1024 1p U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 26 27 28 29 30 31 32 33 23 22 9 12 7 20 21 19 15 2 18 8 10 11 14 16 17 13 1 25 6 5 4 3 24 RFOUT_GSM_HB RFIN_B26 RFIN_B5_B8 GND1 VIO GND13 RFIN_B1_B2 RFIN_GSM_HB GND7 GND6...

Page 58: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the U1000 CheckTP1 Over 31 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 31 dBm Check U1000 Low Band FEM Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 59: ...3 TROUBLE SHOOTING 59 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP 3 5 3 6 GSM High Band GSM1800 1900 TP1 TP3 TP2 ...

Page 60: ...REG_S3A_RF L1020 DNI 33p C1030 DNI L1028 33p C1042 C1041 33p 0 R1004 0 R1003 C1011 100n 33p C1033 L1018 DNI 33p C1029 33p C1028 33p C1013 C1014 33p L1008 DNI C1034 33p L1024 1p U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 26 27 28 29 30 31 32 33 23 22 9 12 7 20 21 19 15 2 18 8 10 11 14 16 17 13 1 25 6 5 4 3 24 RFOUT_GSM_HB RFIN_B26 RFIN_B5_B8 GND1 VIO GND13 RFIN_B1_B2 RFIN_GSM_HB ...

Page 61: ...ll right reserved Only for training and service purposes LGE Internal Use Only Check the U1000 CheckTP1 Over 31 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 31 dBm Check FL1018 High Band FEM Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 62: ...g 6 100n L1002 DNI L1071 L1072 DNI 33p C1113 1n C1001 W_FL2 R SMT 1_80 SW1000 EAG63412001 G1 G2 ANT G3 TRX_ANT1 CPL_CPL CPL_PDET_IN TP1 C1091 33p 33p C1092 DNI L1067 2 2u C1099 C1094 330p VPA_BATT 100p C1095 C1096 100p 10n C1097 L1069 DNI 1V8_VREG_S3A_RF 2 2u C1093 2 2p C1098 L1068 6 8n R1014 49 9 U1008 EAN62698501 ACPM 5805 TR2 6 7 4 8 3 5 9 2 10 1 11 PGND VCC1 VCC2 RFIN RFOUT VEN NC ISO VMODE GN...

Page 63: ...3 TROUBLE SHOOTING 63 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TOP TP1 TP3 TP2 ...

Page 64: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the U1000 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1001 B5 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No ...

Page 65: ...3 TROUBLE SHOOTING 65 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 3 8 LTE B3 BOT TOP TP1 TP3 TP2 ...

Page 66: ...2 1n C1103 L1016 DNI 0 R1002 DNI L1012 VPA_BATT DNI C1021 3 9p C1006 DNI L1015 L1010 DNI C1022 1 5n 3p C1015 DNI L1006 R1001 49 9 C1012 DNI L1000 DNI 33p C1002 33p C1003 DNI L1003 8 2n L1005 VPA VPA_GSM 1V8_VREG_S3A_RF 100p C1000 C1011 100n 33p C1013 C1014 33p L1008 DNI U1001 EAN62765801 ACPM 7600 TR1 43 42 41 40 39 37 38 35 36 34 30 31 32 33 7 2 1 6 5 4 3 RFIN_B26 RFIN_B5_B8 GND1 VIO RFIN_B1_B2 R...

Page 67: ...r training and service purposes LGE Internal Use Only Check the FL1018 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1013 B3 Duplexer Yes No CheckTP3 Over 3 dBm Check U1001 PAM Yes No First ChecktheconductedMax PowerusingtheRFConnector ...

Page 68: ...3 TROUBLE SHOOTING 68 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 3 9 LTE B7 BOT TOP TP1 TP3 TP2 ...

Page 69: ...ermination_Port 4 GND1 2 GND2 5 OUT 3 Coupling 6 L1048 100n R1011 49 9 DNI L1073 L1074 DNI TRX_ANT2 CPL_CPL 13 04 25 changed TP1 C1074 5 6p 33p C1075 VPA_GSM 2 2u C1119 R1022 0 ACPM 9307 TR1 EAN62867801 U1003 6 5 7 4 8 3 9 2 10 1 11 PGND VCC1 VCC2 RFIN RFOUT VBAT NC VIO GND SDTA SCLK 10u C1106 L1052 DNI 100p C1108 VPA_BATT 1V8_VREG_S3A_RF VPA_GSM 1n C1107 R1021 0 DNI L1051 L1053 1p 3n C1076 RFFE1_...

Page 70: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the FL1018 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1015 B7 Duplexer Yes No CheckTP3 Over 3 dBm Check U1003 PAM Yes No ...

Page 71: ...3 TROUBLE SHOOTING 71 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 3 10 LTE B20 BOT TOP TP1 TP3 TP2 ...

Page 72: ...g 6 100n L1002 DNI L1071 L1072 DNI 33p C1113 1n C1001 W_FL2 R SMT 1_80 SW1000 EAG63412001 G1 G2 ANT G3 TRX_ANT1 CPL_CPL CPL_PDET_IN TP1 C1035 10u C1112 100p 100p C1037 R1017 0 R1018 0 2 1 RF8020 EAN62867601 U1002 6 5 7 4 8 3 9 2 10 1 11 PGND VCC1 VCC2 RFIN RFOUT VBAT NC VIO GND SDTA SCLK VPA_BATT 1V8_VREG_S3A_RF DNI L1031 0 R1012 R1013 0 VPA 33p C1046 DNI L1032 DNI C1036 5 1 R1019 1n C1118 DNI C10...

Page 73: ...All right reserved Only for training and service purposes LGE Internal Use Only Check the U1000 CheckTP1 Over 21 dBm RFTX Level is OK Yes No Check U2004 WTR1605L CheckTP2 Over 21 dBm Check FL1005 B20 Duplexer Yes No CheckTP3 Over 3 dBm Check U1002 PAM Yes No ...

Page 74: ...BLE SHOOTING 74 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 Checking RF Rx Level 3 5 4 1 WCDMA B1 LTE B1 BOT TP3 FL1018 TP2 TP1 TP4 ...

Page 75: ...2 GND1 PORT1 PORT3 PORT2 PORT3 CTL PORT2 PORT1 VDD GND2 2V95_VREG_L16 EAM62791401 FL1012 ACMD 4104 TR1 7 5 9 4 2 8 1 3 6 ANT TX RX1 RX2 GND1 GND2 GND5 GND3 GND4 C1122 3 3n 22n L1084 6 8n L1039 EAM62930901 B8575 FL1007 9 5 7 3 1 2 8 4 6 ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 PRX_MB3_IN_P PRX_MB3_IN_N TX_PA_OUT_B4 TRX_B4 TRX_B1 PRX_B1_B4_SEL TX_PA_OUT_B1 L H H H VDD VCTL PRX_B4 P2 PRX_B1...

Page 76: ...g and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the RX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL1018 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL1007 B1 Duplexer Check the FL1020 B1 4 Separator ...

Page 77: ...3 TROUBLE SHOOTING 77 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 2 WCDMA B2 PCS1900 BOT TP2 TP1 TP3 FL1018 ...

Page 78: ...LMSP32QP F03 EAT61793601 FL1018 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 TRX6 TRX5 TRX1 GND4 GND1 TRX7 TRX9 GND2 TRX8 TX1LB TX2HB GND3 ANT 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 C1051 100p L1036 6 8n L1060 DN...

Page 79: ...ight reserved Only for training and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the RX Level Yes Yes Yes No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL1018 CheckTP3 Signal Exist Check the FL1008 B2 Duplexer ...

Page 80: ... EAT61793601 FL1018 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 TRX6 TRX5 TRX1 GND4 GND1 TRX7 TRX9 GND2 TRX8 TX1LB TX2HB GND3 ANT 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 TP2 TP1 TP4 TP3 FL1018 ...

Page 81: ...04 25 changed TP1 C1052 1 8n L1038 3 3n C1125 10p 10p C1124 100p C1063 3 3n C1123 DNI L1045 C1065 1n 8 2n L1081 C1056 33p C1061 33p 100p C1121 EAM62493001 FL1020 XM0831SZ 3 9 7 5 6 1 4 10 8 2 GND1 PORT1 PORT3 PORT2 PORT3 CTL PORT2 PORT1 VDD GND2 2V95_VREG_L16 EAM62791401 FL1012 ACMD 4104 TR1 7 5 9 4 2 8 1 3 6 ANT TX RX1 RX2 GND1 GND2 GND5 GND3 GND4 C1122 3 3n 22n L1084 6 8n L1039 EAM62930901 B8575...

Page 82: ...g and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the RX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL1018 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL1012 B4 Duplexer Check the FL1020 B1 4 Separator ...

Page 83: ...3 TROUBLE SHOOTING 83 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 4 WCDMA B5 LTE B5 GSM850 BOT TP2 TP1 TP3 U1000 ...

Page 84: ...n L1002 DNI L1071 L1072 DNI 33p C1113 1n C1001 W_FL2 R SMT 1_80 SW1000 EAG63412001 G1 G2 ANT G3 TRX_ANT1 CPL_CPL CPL_PDET_IN TP1 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 NC4 GND2 TXHB TXLB ANT TRX2 NC1 TRX3 TRX6 TRX5 SCLK TRX4 SDATA GND1 VIO VDD GND3 GND4 10p C1023 R1015 0 1V8_VREG_S3A_RF 2V95_VREG_L16 L1013 DNI C1016 33p R1016 0 100p C1025 GND R...

Page 85: ...k the U1000 CheckTP3 Signal Exist Check the FL1001 B5 Duplexer 33p C1101 100p C1008 100p C1010 L1004 18n 12n L1086 C1004 3p 33p C1104 FL1001 17 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 RX GND13 GND1 GND12 GND2 GND11 GND3 GND10 GND4 GND9 GND5 ANT TX GND8 GND6 GND7 GND14 100p C1005 C1009 3p L1085 12n L1007 DNI L1088 3 9n L1089 3 9n TRX_B5_B26 TX_PA_OUT_B5_B26_BC0_BC10_ET TX_PA_OUT_B5_B26_BC0_BC10_APT ...

Page 86: ...3 TROUBLE SHOOTING 86 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 5 WCDMA B8 GSM900 BOT TP2 TP1 TP3 U1000 ...

Page 87: ...n L1002 DNI L1071 L1072 DNI 33p C1113 1n C1001 W_FL2 R SMT 1_80 SW1000 EAG63412001 G1 G2 ANT G3 TRX_ANT1 CPL_CPL CPL_PDET_IN TP1 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 NC4 GND2 TXHB TXLB ANT TRX2 NC1 TRX3 TRX6 TRX5 SCLK TRX4 SDATA GND1 VIO VDD GND3 GND4 10p C1023 R1015 0 1V8_VREG_S3A_RF 2V95_VREG_L16 L1013 DNI C1016 33p R1016 0 100p C1025 GND R...

Page 88: ...ist Check the RX Level Yes Yes Yes No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the U1000 CheckTP3 Signal Exist Check the FL1003 B8 Duplexer SAYFH897MHE0F0A FL1003 EAM62514001 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 18n C1027 C1026 33p 6 2n L1017 C1019 18n L1011 DNI PRX_LB2_IN_N PRX_LB2_IN_P TX_PA_OUT_B8 TRX_B8 B8 G900 TP3 TP2 ...

Page 89: ...3 TROUBLE SHOOTING 89 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 6 LTE B7 BOT TP2 TP1 TP3 TP4 TP5 FL1018 ...

Page 90: ...mination_Port 4 GND1 2 GND2 5 OUT 3 Coupling 6 L1048 100n R1011 49 9 DNI L1073 L1074 DNI TRX_ANT2 CPL_CPL 13 04 25 changed TP1 L1054 DNI LMSP32QP F03 EAT61793601 FL1018 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 TRX6 TRX5 TRX1 GND4 GND1 TRX7 TRX9 GND2 TRX8 TX1LB TX2HB GND3 ANT GND6 C1081 100p 1V8_VREG_S3A_RF 100p C1080 2V95_VREG_L16 33p...

Page 91: ...L1051 2 2p C1069 10p C1073 TRX_B7 RX_B7 B7 TP2 TP3 10p C1089 FL1017 XMSS1R6G0PA 001TMP EAM62730001 5 2 6 4 3 1 VDD GND PORT2 ANT PORT1 VCTL 100p C1078 2V95_VREG_L16 10p C1090 L1063 33p 33p L1064 U1007 ACPF 7041DNI_EAM62810001 2 1 3 GND TX RX ANT EAM62790201 FL1016 HHM1918A2 3 1 2 4 GND UNBAL BALAN1 BALAN2 L1065 8 2n L1066 DNI DNI L1070 C1105 DNI B7_B41_SEL RX_B41 PRX_HB_IN_P PRX_HB_IN_N RX_B7 B41 ...

Page 92: ...Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the RX Level Yes Yes Yes Yes Yes No No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL1018 CheckTP3 Signal Exist CheckTP4 Signal Exist CheckTP5 Signal Exist Check the FL1015 B7 Duplexer Check the FL1017 B7 Separator Check the FL1016 B7 Balun ...

Page 93: ...3 TROUBLE SHOOTING 93 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 7 LTE B20 BOT TP1 TP3 TP2 ...

Page 94: ... SDATA GND1 VIO VDD GND3 GND4 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 SW1001 20549 001E EAG63293301 4 3 2 1 ANT COMMON G3 G4 LDJ18829M24AD011 FL1000 ECA30240001 IN 1 Termination_Port 4 GND1 2 GND2 5 OUT 3 Coupling 6 100n L1002 DNI L1071 L1072 DNI 33p C1113 1n ...

Page 95: ...st Check the RX Level Yes Yes Yes No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the U1000 CheckTP3 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 B8091 EAM62672701 FL1005 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 PRX_LB1_IN_P PRX_LB1_IN_N TRX_B17 TP3 TP2 ...

Page 96: ...3 TROUBLE SHOOTING 96 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 4 8 LTE B3 DCS1800 BOT TP2 TP1 TP3 FL1018 ...

Page 97: ...D1 TRX7 TRX9 GND2 TRX8 TX1LB TX2HB GND3 ANT 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 100p EAG63293301 20549 001E SW1003 4 3 2 1 ANT COMMON G3 G4 22p C1071 W_FL2 R SMT 1_80 SW1002 EAG63412001 G1 G2 ANT G3 ECA30240001 FL1014 LDJ18829M24AD011 IN 1 Termination_Port 4 GND1...

Page 98: ... Yes No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL1018 CheckTP3 Signal Exist Check the FL1013 B3 DCS1800 RX Filter 100p C1060 C1068 100p FL1013 ACMD 6103 TR1 EAM62632601 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 L1041 5 6n C1067 1n L1046 DNI L1042 15n 1p C1059 1p C1064 5 6n L1044 L1043 15n TX_PA_OUT_B3 TRX_B3 PRX_MB2_IN_N PRX_MB2_IN_P B3 G1800 TP2 TP3 ...

Page 99: ...HOOTING 99 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 5 Checking DRx Front end Separator BOT TP1 FL2003 Separator FL1018 Separator TP3 TP2 ...

Page 100: ...rnal 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 RF9 RF8 RF4 RF7 RF6 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 TP2 TP1 ...

Page 101: ...G Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CheckTP1 TP1 2 95V Check the Power ON No Yes CheckTP2 TP2 1 8V TP3 Signal Check the PM8941 Check the FL2003 No No Yes Yes CheckTP3 RF Path Open ...

Page 102: ...OTING 102 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE 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 ...

Page 103: ...p RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_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 2 O1 3 IN 1 G2 5 O2 4 L2000 10n C2000 10p C2002 10p DRX_B1_B4 DRX_B1_B4_IN_P DRX_B1_B4_IN_N B1 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 ...

Page 104: ...d service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL2000 B1 B4 DRx SAW Filter Check the U2001 DRx Separator ...

Page 105: ...3 TROUBLE SHOOTING 105 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 6 2 WCDMA B2 BOT TP1 FL2003 Separator TP2 TP3 TP4 ...

Page 106: ...RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_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 C2011 1 2n L2003 DNI FL2001 SAFEB1G96FL2F00 EAM62130501 5 3 2 4 1 U_BP BP1 G1 BP2 G2 DRX_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...

Page 107: ...and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL2001 B2 DRx SAW Filter Check the U2001 DRx Separator ...

Page 108: ...3 TROUBLE SHOOTING 108 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 6 3 WCDMA B5 LTE B5 BOT TP1 FL2003 Separator TP2 TP3 TP4 ...

Page 109: ... FEED 100p C2023 C2021 6 8n L2010 2 2p RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_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 L2017 1 2p 100p 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_BP BP1 G1 BP2 G...

Page 110: ...and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL2005 B5 DRx SAW Filter Check the U2003 DRx Separator ...

Page 111: ...3 TROUBLE SHOOTING 111 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 6 4 WCDMA B8 BOT TP1 FL2003 Separator TP2 TP3 TP4 ...

Page 112: ... FEED 100p C2023 C2021 6 8n L2010 2 2p RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_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 L2017 1 2p 100p 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_BP BP1 G1 BP2 G...

Page 113: ...and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL2007 B8 DRx SAW Filter Check the U2003 DRx Separator ...

Page 114: ...ved Only for training and service purposes LGE Internal Use Only 3 5 6 5 LTE B3 BOT TP1 FL2003 Separator TP2 TP3 TP4 1 2n C2017 10n L2007 C2014 10p L2008 DNI EAM62471201 FL2002 SAFEA1G84FM0F00 5 3 2 4 1 U_BP BP1 G1 BP2 G2 C2019 10p DRX_B3 DRX_B3_IN_P DRX_B3_IN_N B3 TP2 TP3 ...

Page 115: ... ANT2000 MBV62561601 FEED MBV62561601 ANT2001 FEED 100p C2023 C2021 6 8n L2010 2 2p RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_B1_B4 13 05 07 reva revB Change HighFre revD rev10 0702 13 04 16 13 04 16 TP1 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 GND4 GND5 P3A GND2 P2A P2B P3B P1B P1A VDD GND7 CTL2 GND3 GND8 C2004 100p...

Page 116: ...and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist CheckTP4 Signal Exist Check the FL2002 B3 DRx SAW Filter Check the U2001 DRx Separator ...

Page 117: ... 4 10 8 2 GND1 PORT1 PORT3 PORT2 PORT3 CTL PORT2 PORT1 VDD GND2 XMSS1R6G0PA 001TMP EAM62730001 FL2012 5 2 6 4 3 1 VDD GND PORT2 ANT PORT1 VCTL DNI L2028 L2030 DNI DNI L2029 33p C2080 C2083 33p EAG63293301 SW2001 20549 001E 4 3 2 1 ANT COMMON G3 G4 DPX205850DT 4054B5 EAM62732101 FL2009 4 3 5 2 6 1 GND1 LO BAND COMMOM GND3 GND2 HI BAND C2079 12p 100n L2027 ANT2003 MBV62561601 FEED ANT2002 MBV6256160...

Page 118: ...y CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes Yes Yes No No No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2009 GPS B7 Diplexer CheckTP3 Signal Exist CheckTP4 Signal Exist CheckTP5 Signal Exist Check the FL2012 B7 DRx Separator Check the FL2014 B7 DRx SAW Filter Check the U2007 B7 DRx Separator ...

Page 119: ...3 TROUBLE SHOOTING 119 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 5 6 7 LTE B20 BOT TP1 TP2 TP3 ...

Page 120: ... SW2000 EAG63293301 4 3 2 1 ANT COMMON G3 G4 100p L2011 DNI L2012 100p C2016 1V8_VREG_S3A_RF 100p C2015 2V95_VREG_L16 100n L2014 ANT2000 MBV62561601 FEED MBV62561601 ANT2001 FEED 100p C2023 C2021 6 8n L2010 2 2p RFFE2_DATA RFFE2_CLK DRX_B17 DRX_B8 DRX_B5_B26 DRX_B3 DRX_B2_B25 DRX_B1_B4 13 05 07 reva revB Change HighFre revD rev10 0702 13 04 16 13 04 16 TP1 SAFEA806MCM0F00 SFSY0042601 FL2008 4 5 1 ...

Page 121: ...t reserved Only for training and service purposes LGE Internal Use Only CheckTP1 CheckTP1 Signal Exist Check the DRX Level Yes Yes Yes No No No Check the U2004 WTR1605L 1 CheckTP2 Signal Exist Check the FL2003 CheckTP3 Signal Exist Check the FL2008 B20 DRx SAW Filter ...

Page 122: ...aining and service purposes LGE Internal Use Only 3 6 GPSTrouble shooting 3 6 1 GPS IC Component Reference No Description Reference No Description FL2011 SAW Filter U2005 GPS LNA FL2009 GPS B7 41 Diplexer SW2001 RF SWITCH ANT2003 GPS ANT Signal U2004 WTR1605L ANT2002 GPS ANT GND U2004 BOT ...

Page 123: ...006 C2055 FL2003 L2028 C2094 C2013 C2002 C2042 C2069 D9002 R130 R11071 C2076 C2066 L2030 R3016 C7005 U2006 C2053 ANT2003 L2012 R10004 C4125 L1047 L7004 C7009 FL2002 C2081 C2065 L2024 L2029 C2008 C2089 TP11005 C4087 C2017 C4111 C4145 L2003 C2009 C2039 C2044 C4102 U11005 C2056 C2027 C1070 C2087 C2000 L2034 C2080 L2026 L2011 FL2001 C2068 D10007 CN9001 C11003 FL2005 L2025 C4081 FB10000 R11070 FL2012 C...

Page 124: ...Only 3 6 3 Checking GPS START Check the connection between Antenna C Clip 1 Replace antenna on battery cover or C Clip on PCB 2 Remove the foreign substance in ANT2003 No Yes Yes CheckWTR1605L Yes CheckTP1 C2073 C2074 2 7V CheckTP2 19 2MHz Clock exist The problem may be refer to PMIC block Check PM8941 Check 19 2MHz XTAL X6000 No No ...

Page 125: ...C2008 C2089 TP11005 R1009 R2019 C4087 C2017 R1005 U2004 C4111 L1054 C4145 L1045 L2003 L1038 C2009 BAT6000 R1016 C2039 C2044 C4102 U11005 R5005 C2056 C1060 C2027 TP8002 C1070 L1063 R1010 R5010 C2087 FL1014 C2000 L2034 C2080 L2026 U8001 C2061 L1089 D8002 L2011 C8005 L1036 FL2001 C4135 C2068 SC12017 C1131 SC12003 C2043 D10007 R8027 CN9001 C11003 L1007 FL2005 L2025 C1123 C4081 FB10000 C4067 C8007 FL10...

Page 126: ...3 TROUBLE SHOOTING 126 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only TOP X6000 U6002 PM8941 BOT U2004 TP2 ...

Page 127: ...3 60 79 120 105 121 88 114 96 71 70 62 56 GNSS_BB_IP GNSS_BB_IM GNSS_BB_QP GNSS_BB_QM DNC4 DNC5 GP_DATA2 GP_DATA1 GP_DATA0 XO_IN VTUNE_PRX RBIAS DNC3 SSBI_PRX_DRX SSBI_TX_GNSS RX_ON RF_ON DNC1 XO_OUT_A0 RF_ON0 RX_ON0 WTR_GNSSBB_I_P WTR_GNSSBB_I_M WTR_GNSSBB_Q_P WTR_GNSSBB_Q_M WTR_SSBI_TX_GPS WTR_GPDATA1 WTR_GPDATA0 WTR_SSBI_PRX_DRX 4 4_QCT_R 013555 XO_OUT_A1 removed 4 line add 13 05 07 reva revB 0...

Page 128: ...d service purposes LGE Internal Use Only 3 7 WIFI BTTrouble shooting 3 7 1 WIFI BT IC Component Reference No Description Reference No Description FL13000 Diplexer U13001 2 4G SP3T LNA FL13001 SAW U13002 5G SP2T LNA U13000 WIFI BT Chip X13000 Crystal BOT U13000 U13001 U13002 FL13001 FL13000 X13000 ...

Page 129: ...9 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 7 2 WIFI BT Signal Path_Tx Rx Tx Path Rx Path BOT U13000 U13001 U13002 FL13001 2 4G 5G FL13000 ANT X13000 ...

Page 130: ... Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 7 3 WIFI BT Signal Path_Tx Tx Path BOT U13000 U13001 U13002 FL13001 2 4G ANT Matching 5G FL13000 ANT X13000 ...

Page 131: ... Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Rx Path BOT 3 7 4 WIFI BT Signal Path_Rx U13000 U13001 U13002 FL13001 2 4G 5G FL13000 ANT X13000 ANT Matching ...

Page 132: ...RF Line at R130013 C13046 C13000 Check RF Line 2 4G Component C13012 FL13001 C13011 L13010 C13009 Check RF Line 5G Component C13060 C13059 Check U13001 ChecK U13002 Replace Antenna in Battery Cover or Clip CheckThe Component Around Antenna CheckThe Component 2 4G RF Line Component Check the Component 5G RF Line Component Replace U13001 For 2 4Ghz Replace U13002 For 5Ghz No No No No No No Yes Yes Y...

Page 133: ...gnals are generate by MSM8974 U3000 WCD9320 U10000 START Check the Speaker Module And reconnect Speaker Module Yes Yes Yes Yes Yes Yes No No No No No No Speaker Sound is OK Change theWCD9320 U10000 Is Speaker Sound OK END END END END END END ChangeThe main PCB Change the Speaker Module Is Speaker Sound OK Check the c clip for Speaker Module Is Speaker Sound OK Check Lower FPCB part L16000 L16001 I...

Page 134: ...nly for training and service purposes LGE Internal Use Only Use Only Speaker Module D16006 DNI D16007 DNI ANT16000 MBV62562001 FEED ANT16001 MBV62562001 FEED 20n L16001 L16000 20n SPK_P SPK_N 5 8 RevD RevE Enhanced FSD 2 8T Module Rev10 0717 BOM Updated DNI SPEAKER L16000 L16001 ...

Page 135: ... TROUBLE SHOOTING 135 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only TOP WCD9320 LGE Internal Use Only Use Only C Clip ANT L16000 L16001 ...

Page 136: ...00 WCD9320 U10000 Voice Receiving path as below MSM8974 WCD9320 EAROP EARON Receiver START Check the Receiver Sound loop back mode Yes Yes Yes Yes Yes No No No No No Is receiver sound OK Change theWCD9320 U10000 Is receiver Sound OK END END END END END ChangeThe main PCB Change the receiver Is receiver Sound OK Check the Contact of receiver Is receiver Sound OK Check Main PCB inductor L10001 L1000...

Page 137: ...SHOOTING 137 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGE Internal Use Only Check receiver contact TOP WCD9320 L10001 L10002 D10004 D10005 ...

Page 138: ...voice recording test first After voice recording if you could hear the recorded sound It is nor MIC fault And receiver path or parts is something wrong D10004 SEVY0008101 EVLC5S01033 L10001 20n L10002 20n C10029 DNI C10030 DNI CN10000 EAB62910801 KR 1307 WB1PP 2 1 L10000 DNI D10005 RCV_M RCV_P Change Vendor revB revC 0531 RevC Rev10 0628 Change rev10 rev11 0729 RECEIVER Change rev10 rev11 0729 L10...

Page 139: ...t voice recording camcorder recording START Check the MIC signal by receiver Loop back test Yes Yes Yes Yes Yes Yes No No No No No No Is Speaker sound OK Change theWCD9320 U10000 Is voice signal ok END END END END END END ChangeThe main PCB Check the MIC mesh filter rubber Is voice signal ok Check the MIC hole to make clear the voice signal path Is voice signal ok Change the Main MIC Is voice sign...

Page 140: ...LE SHOOTING 140 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGE Internal Use Only Main MIC Rubber Mash Filter Main bottom side TOP WCD9320 ...

Page 141: ...and service purposes LGE Internal Use Only Main MIC C16024 DNI C16026 33p 33p C16025 1800 FB16000 1800 FB16001 D16010 D16008 D16009 MIC16000 GOERTEK 42DB 150OHM OMNI 1 5 TO 3 6V 3 10 2 5 1 1T 4 3 2 1 P G1 G2 O MAIN_MIC_GND MAIN_MIC_BIAS MAIN_MIC_P Main MIC RevH Rev10 0702 MEMS Top Type Wide Band ...

Page 142: ...t operates in case of voice call Speaker phone START Check the MIC signal by Speaker Loop back test Yes Yes Yes Yes Yes No No No No No Is Speaker sound OK Change theWCD9320 U10000 Is receiver Sound OK END END END END END ChangeThe main PCB Check the MIC mesh filter rubber Is voice signal ok Check the MIC hole to make clear the voice signal path Is voice signal ok Check the sub MIC Is voice signal ...

Page 143: ...E SHOOTING 143 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGE Internal Use Only Sub MIC Rubber Front Assembly TOP WCD9320 Sub mic MIC10000 ...

Page 144: ... service purposes LGE Internal Use Only MIC10000 GOERTEK 42DB 150OHM OMNI 1 5 TO 3 6V 3 10 2 5 1 1T 4 3 2 1 P G1 G2 O D10001 UCLAMP0541Z EAH61693001 D10002 D10003 C10024 33p FB10004 1800 C10023 33p 1800 FB10005 SUB_MIC1_GND SUB_MIC1_BIAS SUB_MIC1_P RevC Rev10 0628 Sub_MIC1 13 03 18 Sub mic MIC10000 ...

Page 145: ...A Unable detection of headset insert START Didn t display headset icon and did play sound via Speaker although headset insert Yes Yes Yes No No No Check the left signal and detection line short when headset inserted Change theWCD9320 U10000 Is receiver Sound OK END END END ChangeThe main PCB Check the EARJACK sound play via headset Check the left signal HPH_L and detection line EARJACK_DETECT are ...

Page 146: ...3 TROUBLE SHOOTING 146 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGE Internal Use Only Check detection is okay TOP WCD9320 ...

Page 147: ...D10007 EAH61995401 RClamp0521Z TNT D10008 ZD10003 D10006 J10000 EAG63511001 HG05 AB3590 S W_Detect SPK_L SPK_R MIC GND FB10001 1800 FB10002 1800 DNI R10031 FB10000 1800 R10005 10K R10004 10K EJ_MIC HPH_REF HPH_L HPH_R EARJACK_DETECT revA revB 04 22 Delete revB revC 0603 Change rev10 rev11_update 0903 Change rev10 rev11 0729 Change rev11 rev11_update 0903 Side contact 13 04 09 0 4mm 3 5pi Ear Jack ...

Page 148: ...ing and service purposes LGE Internal Use Only Case B No Sound from Ear mic START Check the Mic signal byVoice recording Yes Yes Yes No No No Check parts about Mic Bias 1 8V works well Change theWCD9320 U10000 Is receiver Sound OK END END END ChangeThe main PCB Check the touch FPCB Mic is OK ...

Page 149: ...D10007 EAH61995401 RClamp0521Z TNT D10008 ZD10003 D10006 J10000 EAG63511001 HG05 AB3590 S W_Detect SPK_L SPK_R MIC GND FB10001 1800 FB10002 1800 DNI R10031 FB10000 1800 R10005 10K R10004 10K EJ_MIC HPH_REF HPH_L HPH_R EARJACK_DETECT revA revB 04 22 Delete revB revC 0603 Change rev10 rev11_update 0903 Change rev10 rev11 0729 Change rev11 rev11_update 0903 Side contact 13 04 09 0 4mm 3 5pi Ear Jack ...

Page 150: ...se Only 3 9 Camera 3 9 1 8M OIS Camera Trouble Shooting 8M OIS camera control signals are generated by MSM8974 Disconnect and reconnect camera connector CN9000 Yes Yes No No No No START TP1 1 2V TP2 TP3 1 8V TP4 2 7V TP5 TP6 2 8V Camera is OK Camera is OK TP7 19 2MHz END Change the Main Board Change the Camera module END Yes Yes ...

Page 151: ...0_LANE2_P MIPI_CSI0_LANE2_M CAM0_I2C_SCL CAM0_I2C_SDA MIPI_CSI0_LANE3_M MIPI_CSI0_LANE3_P MAIN_CAM_MCLK MAIN_CAM_RESET_N 1V2_VREG_L3 2V7_8M_ANA revC rev10 0603 revC rev10 0701 TP1 TP2 TP7 CN9000 GB042 30S H10 E3000 ENBY0040701 16 15 17 14 18 13 19 12 20 11 21 10 22 9 23 8 24 7 25 6 26 5 27 4 28 3 29 2 30 1 EAM62630501 FL9000 ICMEF104P101MFR 10 9 8 4 7 3 6 2 5 1 ICMEF062P900MFR EAM62570201 FL9002 6...

Page 152: ...3 TROUBLE SHOOTING 152 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TP4 TP7 TP2 TP1 TP5 TP3 CN9000 TP6 ...

Page 153: ...nternal Use Only 3 9 2 1 26M Front Camera Trouble Shooting 1 26M Front camera control signals are generated by MSM8974 Disconnect and reconnect camera connector CN9001 Yes Yes No No No No START TP1 1 8V TP2 1 8V TP3 2 7V Camera is OK Camera is OK TP4 19 2MHz END Change the Main Board Change the Camera module END Yes Yes ...

Page 154: ...601 GB042 20S H10 E3000 CN9001 11 10 12 9 13 8 14 7 15 6 16 5 17 4 18 3 19 2 20 1 1V8_VREG_LVS2 CAM1_I2C_SCL CAM1_I2C_SDA 2V7_VREG_L18 VT_CAM_RESET_N 1V8_VT_DVDD VT_IOVDD TP1 TP2 TP3 ZD9002 ENBY0039601 GB042 20S H10 E3000 CN9001 11 10 12 9 13 8 14 7 15 6 16 5 17 4 18 3 19 2 20 1 EAM62630501 FL9003 ICMEF104P101MFR 10 9 8 4 7 3 6 2 5 1 VT_CAM_MCLK MIPI_CSI2_CLK_P MIPI_CSI2_CLK_M MIPI_CSI2_LANE0_M MI...

Page 155: ...3 TROUBLE SHOOTING 155 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT TP4 TP2 TP1 TP3 CN9001 ...

Page 156: ...le shooting Change the Lower FPCB Disconnect and re connect LCD Connector in Lower FPCB CN16001 No No No START LCD display OK Check LCD Power in Main Board TP1 DSV_EN TP2 5V5_DDVDH TP3 5V5_DDVDL TP4 WLED_A Check LCD Power in Lower FPCB TP5 3V1_VREG_L22 TP6 1V8_VREG_LVS3 TP7 5V5_DDVDH TP8 5V5_DDVDL Change the Main Board The LCD works Change the LCD Module END Press PWR key turn the power on Yes Yes...

Page 157: ..._VREG_LVS3 3V1_VREG_L22 C16000 1u 1V8_VREG_LVS3 R16022 10K FL16002 1 5 2 6 3 7 4 8 9 10 FL16000 6 5 3 2 4 1 D1 D4 D2 D3 G1 G2 FL16001 10 9 8 4 7 3 6 2 5 1 R16001 10K VA16003 CN16001 21 20 22 19 23 18 24 17 25 16 26 15 27 14 28 13 29 12 30 11 31 10 32 9 33 8 34 7 35 6 36 5 37 4 38 3 39 2 40 1 G1 G2 G3 G4 5V5_DDVDL 5V5_DDVDH LCD_PWM WLED_A WLED_C1 WLED_C2 TOUCH_RESET LCD_MAKER_ID TOUCH_INT_N LCD_VSY...

Page 158: ... 10u L9000 R9000 100K D9001 SDB0530 C9005 10u C9007 100p U9000 EAN62626401 LM3630 C2 B3 D2 B2 A1 A2 D1 C3 C1 A3 D3 B1 HWEN ILED1 SW PWM IN OVP SCL SDA INTN ILED2 GND SEL 1u C9006 COMMON_I2C_SCL COMMON_I2C_SDA VPWR LCD_PWM WLED_C2 WLED_C1 LCD_BL_EN WLED_A Change revB revC 0604 Change revC rev10 0701 Change rev10 rev11 0802 I2C address 0x38 30V 0 5A WLED_A TP4 C9006 C9007 ...

Page 159: ...3 TROUBLE SHOOTING 159 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only TOP TP5 TP6 TP7 TP8 WLED_A TP4 C9006 C9007 ...

Page 160: ...ower FPCB Disconnect and re connect Lower FPCB Connector CN16000 LCD Connector in Lower FPCB CN160001 No No No START LCD display OK Check Power in Lower FPCB TP1 3V1_VREG_L22 TP2 1V8_VREG_LVS3 TP4 5V5_DDVDH TP3 5V5_DDVDL TP6 TOUCH_I2C_SDA TP5 TOUCH_I2C_SCL Check signal in Main Board TP6 TOUCH_I2C_SDA TP5 TOUCH_I2C_SCL Change the LCD Touch Module TheTouch works Change the Main Board END Press PWR k...

Page 161: ...001 21 20 22 19 23 18 24 17 25 16 26 15 27 14 28 13 29 12 30 11 31 10 32 9 33 8 34 7 35 6 36 5 37 4 38 3 39 2 40 1 G1 G2 G3 G4 5V5_DDVDL 5V5_DDVDH LCD_PWM WLED_A WLED_C1 WLED_C2 TOUCH_RESET LCD_MAKER_ID TOUCH_INT_N LCD_VSYNC LCD_RESET_N MIPI_DSI0_LANE3_M MIPI_DSI0_CLK_M MIPI_DSI0_CLK_P MIPI_DSI0_LANE0_P MIPI_DSI0_LANE1_M MIPI_DSI0_LANE1_P TOUCH_I2C_SDA TOUCH_I2C_SCL MIPI_DSI0_LANE3_P MIPI_DSI0_LAN...

Page 162: ...ernal Use Only 3 12 Vibrator Troubleshooting Check out the setting menu on the phone If not check Test points shown on the pictures Yes Yes START Yes No No No Is the circuit powered Vibrator works CheckTP 1 2 TP11001 ChangeThe main board ChangeTheVibrator Vibration OK Trun on the phone Follow the power ON trouble shooting ...

Page 163: ...CN11001 VB11000 EAU62024101 MVMF A303FS1 MOTOR_M MOTOR_P CN11001 CN11002 are Motor Dummy plates should be Placed on the Motor PAD 13 04 15 TP1 TP2 U11000 ISA1000A 11 10 5 4 6 3 7 2 8 1 9 EXP1 EN VDP PWM GND MODE VDD GAIN VDN EXP2 EXP3 1u C11011 10n C11010 3V3_VREG_L19 TP11001 C11004 1u 10K R11004 DNI R11012 LIN_MOTOR_PWM HAPTIC_PWR_EN MOTOR_M MOTOR_P Delete evB revC 0603 TP11001 ...

Page 164: ...3 TROUBLE SHOOTING 164 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Mainboard bottom TP2 TP1 TP11001 ...

Page 165: ...is damaged it will do not work even thought power is supplied and MSM8974 controls normally Therefore if the Gyro sensor is damaged change the Gyro Accel sensor IC or main board Gyro and Accel functions are combined to one chip MPU6515 Change the Gyro Accel Sensor IC U11001 START Yes No No Yes Yes Is the function normal operation Is the function normal operation Change the main board Is the functi...

Page 166: ...n C11015 0 1u 0 1u C11013 1V8_VREG_LVS1 U11001 EAN62826901 MPU 6515 16 22 19 20 21 23 24 18 17 9 8 10 7 11 6 12 5 13 4 14 3 15 2 1 NC1 NC2 NC8 NC3 NC7 NC4 VDD NC5 INT NC6 FSYNC AUX_CL REGOUT VDDIO SDO AD0 NC10 GND SDA SDI SCL SCLK AUX_DA RESV2 RESV1 NCS NC9 DNI R11070 DNI R11071 1V8_VREG_LVS1 1V8_VREG_LVS1 SENSOR1_I2C_SCL SENSOR1_I2C_SDA MPU6515_INT COMPASS_OUT_I2C_SDA COMPASS_OUT_I2C_SCL revA rev...

Page 167: ...plied and MSM8974 controls normally Also Compass is connected to Gyro Accel sensor directly Therefore if the Compass sensor does not work change the Compass sensor IC and Gyro Accel sensor or main board sequentially Changing Sequence Compass Gyro Accel Main board Change the Compass Sensor IC U11005 START Yes No No Yes Yes Is the function normal operation Is the function normal operation Change the...

Page 168: ... Main board _Bottom U11005 AK8963C Compass Sensor R11015 10K EAN62333101 AK8963C U11005 A2 A1 B4 C4 C3 D4 A4 C2 B1 B3 D2 C1 A3 D1 CAD0 SCL SK VSS CAD1 RSV VDD TST1 SDA SI RSTN TRG VID SO DRDY CSB 3V0_VREG_L17 TP11005 0 1u C11018 C11017 0 1u 1V8_VREG_LVS1 0 1u C11016 1V8_VREG_LVS1 COMPASS_DRDY 3V0_VREG_L17 COMPASS_OUT_I2C_SDA COMPASS_OUT_I2C_SCL U11005 ...

Page 169: ... is supplied and MSM8974 controls normally Also Barometer is connected to Gyro Accel sensor directly Therefore if the Barometer sensor does not work change the Barometer sensor IC Gyro Accel sensor or main board sequentially Changing Sequence Barometer Gyro Accel Main board Change the Barometer Sensor IC U11003 START Yes No No Yes Yes Is the function normal operation Is the function normal operati...

Page 170: ...ning and service purposes LGE Internal Use Only Barometer Sensor Main board _Bottom U11003 BMP280 Barometer Sensor EAN62695801 U11003 BMP280 8 4 3 7 5 6 2 1 GND1 CSB VDDIO SDO GND2 SDI SCK VDD 3V0_VREG_L17 1V8_VREG_LVS1 0 1u C11001 C11002 0 1u COMPASS_OUT_I2C_SDA COMPASS_OUT_I2C_SCL U11003 ...

Page 171: ... below Call Button click Phone number click Call connected Move objects in front of the sensor Control automatically the screen s on off operation CheckTP11002 Yes Yes Yes START LCD off Change the U11002 Is the function normal operation Change the Proxi light Sensor IC U11002 No No Click send button Click Phone Number Call connected Move objects in front of the Proximity sensor Output work well EN...

Page 172: ...DTY0012501 UCLAMP3311T TP11002 R11003 DNI 1V8_VREG_LVS1 ZD11001 EDTY0012501 UCLAMP3311T U11002 EAN62568201 APDS 9930 200 9 3 5 4 6 7 2 8 1 SDA VDD INT SCL GND LEDK LEDA LDR NC C11007 2 2u 3V0_VREG_L17 R11011 22 SENSOR2_I2C_SDA SENSOR2_I2C_SCL PROXIMITY_INT Check supply voltage accuracy 3 2 91V 3 09V Add revB revC 0531 Change revB rev11_update 0903 Change revB rev11_update 0903 Add revB revC 0531 0...

Page 173: ...u Key click Settings click Display click Brightness click Automatic brightness click Check the Pad ofTP1 C11007 3V Yes Yes Yes START Changing Brightness Check the pad ofTP2 R11003 Proximity int Is the function normal operation Change the Proxi light Sensor IC U11002 No No Click settings Click Display and Brightness Click Automatic brightness Watch the brightness of display Output work well END END...

Page 174: ...D11002 EDTY0012501 UCLAMP3311T TP11002 R11003 DNI 1V8_VREG_LVS1 ZD11001 EDTY0012501 UCLAMP3311T U11002 EAN62568201 APDS 9930 200 9 3 5 4 6 7 2 8 1 SDA VDD INT SCL GND LEDK LEDA LDR NC C11007 2 2u 3V0_VREG_L17 R11011 22 SENSOR2_I2C_SDA SENSOR2_I2C_SCL PROXIMITY_INT Check supply voltage accuracy 3 2 91V 3 09V Add revB revC 0531 Change revB rev11_update 0903 Change revB rev11_update 0903 Add revB rev...

Page 175: ... Reference No Description U15004 BCM20793M NFC IC X15000 Crystal TP15004 R15040 TP15007 C15028 U15004 R15028 R15029 C15030 R15033 C15041 R15031 TP15002 TP15001 X15000 C15039 C15037 C15040 C15038 C15031 C15043 C15044 C15042 TP15000 C15045 L15001 C10006 R15030 C15027 C15032 C15047 R15027 C15033 L15002 C10005 R15034 C15034 C15036 R15038 R15039 C15046 R15043 R15041 R15042 C15016 C NFC IC Crystal ...

Page 176: ... C15040 C15038 C15031 C15043 C15044 C15042 TP15000 C15045 L15001 C10006 R15030 C15027 C15032 C15047 R15027 C15033 L15002 C10005 R15034 C15034 C15036 R15038 R15039 C15046 R15043 R15041 R15042 C15003 C15000 C15001 C15002 C15020 C15022 C15053 C15018 C15019 C15052 ANT15003 R15016 ANT15002 R15000 R15005 U15000 R15001 R15012 C15011 C15013 C15016 ANT15000 ANT15001 U15001 C15017 C15015 R15006 R15014 R1501...

Page 177: ...GE Internal Use Only START ANT 15000 15001 Check the Connection Between antenna and Clip Replace Antenna in Battery Cover or Clip No Yes Yes F_SUB Change Yes Check antenna Matching at C15030 C15036 C15032 15034 R15031 R15034 Check RF Line Tx Rx Line CheckThe Component Around Antenna CheckThe ComponentTx Rx Line No No ...

Page 178: ... external supplies PON_OUT is asserted 1 8 V to enable PM8841 A timer starts to allow PM8841 to complete his sequence 3 PM8841 receives poweron trigger PON_1 and PS_HOLD are asserted 4 PM8841 poweron sequence begins PBS sequence runs The following take place S1 is turned ON memory supply S2 is turned ON core supply 5 PM8841 PBS sequence completes Since PM8841 PS_HOLD is already high the PM8841 seq...

Page 179: ...ck PM8941 Vreg xx level Check PM8841 Vreg xx level Check PM8941 U6002 Check PM8841 U7000 Check Power Key Pin 1 of KBR11000 No Start Yes Yes Yes Yes Yes Yes PON_OUT pin Of PM8941 is High 1 8V PON_RESET_N pin Of PM8941 is High 1 8V Check Main Clock TP X6000 19 2MHz SMPS_1B 2B of PM8841 is high more than 0 9V VOUT pin U6000 Is battery level Or more than 3 5V PS_HOLD pin Of MSM8974 is High 1 8V No No ...

Page 180: ...3 TROUBLE SHOOTING 180 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5003 U3000 U6002 X6000 U6000 R11010 KBR11000 TOP ...

Page 181: ...3 TROUBLE SHOOTING 181 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5001 U7000 BOT ...

Page 182: ...rom board WLC_5V_OUT VBUS_USB_IN_PM U15001 EN2 AC1_2 OUT4 BOOT1 CHG COM1 CLMP1 FOD PGND1 AC2_1 RECT2 AC2_2 OUT3 PGND2 ILIM AD CLMP2 TS_CTRL OUT1 RECT1 PGND3 EN1 TERM AD_EN AC1_1 BOOT2 PGND4 COM2 OUT2 10u C15001 10n C15020 10n C15010 C15022 33n 33n C15004 C15013 68n 25V 0 1u C15017 C15002 10u DNI R15012 C15011 68n 10K R15014 C15000 0 1u ANT15003 MBV62562001 FEED DNI R15017 R15019 13 0 01 R15018 200...

Page 183: ...WLC does not work the problem comes from WLC antenna SUB Board or WLC chip itself Wireless charging system is not controlled by the main core TP1 Input power from secondary coil AC 19V at 100kHz 200kHz TP2 Output power from WLC chip within 4 8V 5V TP3 Antenna itself has about 5 9uH self inductance and 600mohm self resistance w RLC Meter TP4 C clip is cracked or separated from board TP1 TP2 TP3 TP4...

Page 184: ... right reserved Only for training and service purposes LGE Internal Use Only Change Battery Cover Or C Clip START Yes No No No Yes Yes Yes Charging OK Charging OK Charging OK Is Signal OK Change the SUB Board Charging OK Check the Antenna C Clip END END END END ...

Page 185: ...goes to 5V USB_DATA is triggered USB work USB Trouble shooting is shown below Battery voltage higher than 3 2V START Pin 30 35 of CN16000 are about 5V VBUS_USB_IN_PM Pin 11 12 of CN16000 are open USB_HS1_DP DM SLIM1 Pin 11 12 of CN16000 are USB Signal Charge or Charging the battery Insert USB Cable Change Lower FPCB If the pin 11 12 of CN16000 are short Rework Replace the D16001 END Check the Lowe...

Page 186: ..._C1 WLED_C2 TOUCH_RESET LCD_MAKER_ID TOUCH_INT_N LCD_VSYNC LCD_RESET_N USB_HS1_DP_SLIM1 USB_HS1_DM_SLIM1 USB_ID BLUE_LED_DRV GREEN_LED_DRV RED_LED_DRV MIPI_DSI0_LANE3_M MIPI_DSI0_CLK_M MIPI_DSI0_CLK_P MIPI_DSI0_LANE0_P MIPI_DSI0_LANE1_M MIPI_DSI0_LANE1_P TOUCH_I2C_SDA TOUCH_I2C_SCL MIPI_DSI0_LANE3_P MIPI_DSI0_LANE2_M MIPI_DSI0_LANE2_P MIPI_DSI0_LANE0_M 05 20 RevE RevG CN16000 FL16003 3 2 1 IN GND ...

Page 187: ...Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MIC16000 FB16000 FB16001 FL16003 D16010 D16009 D16008 D16001 D16000 C16026 C16025 C16024 C16018 CN16002 CN16000 ...

Page 188: ...tion for the outer display as shown below Battery voltage higher than 3 2V START Pin 30 35 of CN16000 are about 5V VBUS_USB_IN_PM TP1 C12012 is 3 3V TP2 C12007 is 1 8V TP3 C12009 is 1 8V TP4 C12001 is 1 0V HDMI Data Pin of U12001 is HDMI siginal Charge or Charging the battery Connect the Slimport to HDMI Bridge Check U12001and D16001 Check the Main PCB Change main board or Lower FPCB Check the Low...

Page 189: ...G_PMP_PU USB_DP USB_DN ID_OUT AVDD18 XTAL_OUT R_BIAS RSVL XTAL_IN CABLE_DET AVSS_3 C_WIRE AUXP AUXN TX0P TX0N VDD33_OUT AVDD33_IN1 DVSS_3 AVDD33_IN2 RESISTOR DVDD18_1 RESETN DVDD10_2 DVSS_1 DVDD18_2 DP_HPD_IN HDMI_VT VBUS_USB_IN_PM 620K R12009 1V8_VREG_S3A 1ZCB27000AA0A 27MHZ X12000 2 1 3 4 18p C12013 10p C12015 665K R12010 665K R12003 1V8_VREG_S3A 1V8_VREG_S3A C12000 2 2u 2 2u C12002 2 2u C12004 ...

Page 190: ...r training and service purposes LGE Internal Use Only TOP R12001 20K 1V8_VREG_S3A 1u C12010 RP114K331D TRB U12000 EAN62768701 5 3 2 4 1 VOUT VDD GND CE PGND VREG_BOOST_BYPASS SLIMPORT_AVDD33_EN AVDD33 0 3mm U12000 U3000 U12002 U12000 U12001 TP3 C12009 TP2 C12007 TP4 C12001 TP1 C12012 ...

Page 191: ...3 TROUBLE SHOOTING 191 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BOT CN16000 ...

Page 192: ...ved Only for training and service purposes LGE Internal Use Only 4 DOWNLOAD Thisdocumentisdraftversion sothecontentswillbeupdatedafterregisteringthefinalone TOOL INFORMATION TOOLVERSION DLL NAME USB DRIVER Please Check theVersion to B2B H W Name Part No SW D L Cable ...

Page 193: ...4 DOWNLOAD 193 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D821 LGD821 ...

Page 194: ...4 DOWNLOAD 194 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 ...

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Page 202: ...4 DOWNLOAD 202 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 203: ...4 DOWNLOAD 203 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 204: ...4 DOWNLOAD 204 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821AT 00 V10a SSV XXX JUN 03 2013 0 tot LGD821 ...

Page 205: ...4 DOWNLOAD 205 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821AT 00 V10a SSV XXX JUN 03 2013 0 tot LGD821 LGD821 ...

Page 206: ...4 DOWNLOAD 206 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 ...

Page 207: ...4 DOWNLOAD 207 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821 ...

Page 208: ...4 DOWNLOAD 208 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821 ...

Page 209: ... 3 Switching CHG Sleep CLK XO HDMI Proximity Ambient Light PM8941 USB2 0_D Slimport Transmitter PMIC_2 PM8841 SPMI DSV DSV_EN 4 95 FHD LCD R G B RGB Indicator I2C2 USB2 0_D Motor Driver Motor PWM Slimport Touch Fuel Gauge I2C Boost For Low Voltage 3 5V VPWR Back up battery Reset IC I2C BAT OVP I2C RF Transceiver Low Band UMTS GSM CDMA LTE BCM4335 Antenna 1 Switch GSM Quad 3G 4G HCPA NFC IC BCM2079...

Page 210: ...MMPA B20 B8 B20 B8 GSM900 B5 B6 GSM850 QFE1100 GSM 850 900 UMTS B5 6 8 LTE B5 8 20 Ant 1 MMPA GSM_HB B2 B3 B4 B1 TRX_B7 GSM1800 GSM1900 B1 B2 B3 B4 B7 B7 B1 B4 B3 GSM1800 B2GSM1900 WTR_PDET_IN 3dB 9dB 2 D821 SKU2 _RF CDMA Global LTE B41 Balun LPF LPF APT B5 B2 GSM_HB B3 B4 B1 GSM_LB B8 WTR1605L 1 HIGH Band WTR1650L 1 Low Band PDET_IN TX_MB2 PRX_HB TX_MB4 TX_MB3 TX_LB2 TX_LB1 TX_LB4 TX_LB3 PRX_LB1 ...

Page 211: ...es LGE Internal Use Only LTE B7 GPS Ant 4 WTR1605L 1 MIMO GNSS DRX_B2 DRX_B3 DRX_B5 DRX_B8 DRX_B1 DRX_LB1 DRX_MB 3 D821 SKU2 _RF LTE MIMO DRX LTE MIMO B1 3 5 6 8 20 CDMA BC0 10 1 Ant 3 B1 3 B5 B6 B8 GPS DRX_B7 DRX_HB DRX_B20 DRX_LB2 B20 GNSS_INP GNSS_INM LNA B7 DP6T DP4T DP4T B7 SPDT D821 RF LTE MIMO CDMA DRX ...

Page 212: ...BT_PCM_DIN BT_PCM_DOUT AUDIO_PCM_DIN_GPIO 81 AUDIO_PCM_DOUT_GPIO 82 BT_PCM_OUT BT_PCM_IN SDC2_DATA 0 SDC2_DATA 1 SDC2_DATA 2 SDC2_DATA 3 PM8941 SDIO_DATA_0 XO_IN XO_OUT WRF_RFIN_2G WRF_XTAL_IN BT_UART_TXD BT_UART_RTS_N BT_UART_CTS_N SDIO_DATA_1 SDIO_DATA_2 SDIO_DATA_3 WL_REG_ON WLAN_SDIO 1 WLAN_SDIO 2 WLAN_SDIO 3 WL_GPIO_0 BT_HOST_WAKEUP BT_WAKEUP BT_HOST_WAKEUP BT_DEV_WAKE Diplexer WRF_RFOUT_2G S...

Page 213: ... 20793M MSM 8974 UART_CTS_N NFC_WAKE REG_PU UART_TXD UART_RTS_N TX2 TX1 NFC_IRQ NFC_WAKE_BCM NFC_VEN SWPIO_0 3V0_USIM_NFC PM 8941 VDD_IO VBAT 1V8_VREG_S3A UIM1_VREG_L9 COMMON_I2C_SDA COMMON_I2C_SCL CLK_REQ NFC_PMIC_XO_EN XO_OUT_D1 XO_OUT_D1 VDD_SWP_IN SPI_INT NFC_VPWR VDDSWP_OUT0 Secure Element SWPIO_1 VDDSWP_OUT GPIO 84 GPIO 83 GPIO 59 GPIO 92 GPIO 94 NFC 13 56MHz ...

Page 214: ...VS1_2_3 1V8_VREG_S3A VBAT1 UIM1_VREG_L9 150mA VDD_MIPI_DSI_1P8 VDD_MIPI_CSI VDD_EDP VDD_HDMI VDD_PLL2 VDD_QFPROM_PRG VDD_P5 VDD_USB_1P8 VREG_L6 3V075_VREG_L24 50mA VDD_USB_3P3 VREG_L24 VSW_S2 VDD_L5_7 VDD_L6_12_14_15 2V15_VREG_S2A 1A 1V2_VREG_L1 1 2A 1V05_VREG_L3 300mA CAM_VDDIO CAM_DIG_CORE CAM_AVDD 8M Cam VREG_L17 2V85_VREG_L17 300mA CAM_VCM DSV WLED_A WLED_C1 WLED_C2 5V5_DDVDH 5V5_DDVDL EBI0 1_...

Page 215: ...1_PLL VDD_S1 VDD_S3 1V15_VREG_S3B 1A VDD_MODEM VSW_S3 VDD_S2 VDD_S4 0V9_VREG_S4B 3A VDD_GFX VSW_S4 VDD_S5 VDD_S6 VDD_S7 VDD_S8 0V9_VREG_KRAIT 12A VDD_KRAIT VSW_S5 VSW_S6 VSW_S7 VSW_S8 VDD_PON VDD_MSM_IO PM8941 USB 2 0 Connector Option for BMS If not use Internal FET Rds VCHG VSW_SMBC BMS_CSP BMS_CSN SMBC Buck Switched Mode Battery Charger VPWR 1V8_VREG_S3A Battery VBUS_USB_IN_PM OVP VPWR VPH_PWR B...

Page 216: ... RESOUT_N SDC2_DATA_0 3 SDC2_CMD SDC2_CLK EBI0 EBI1 SDC1 SDC2 Wi Fi BCM4335 CoB SDIO_DATA_0 3 SDIO_CMD SDIO_CLK DCLK DCLKB CK_a CK_N_a CKE_0 1 CKE0 1_a CS0 1_N DQS_0 3 DQS_0B 3B DM_0 3 ZQ CS0 1_N_a DQS0 3_t_a DQS0 3_c_a DM0 3_a ZQ_a DQ_0 31 DQ0 31_b CA_0 9 CA0 9_b DCLK DCLKB CK_b CK_N_b CKE_0 1 CKE0 1_b CS0 1_N DQS_0 3 DQS_0B 3B DM_0 3 ZQ CS0 1_N_b DQS0 3_t_b DQS0 3_c_b DM0 3_b ZQ_b CH_A 128M x 32...

Page 217: ...PI_LN2_P N MIPI_LN3_P N MAKER_ID 5V5_DDVDH 5V5_DDVDL Backlight LEDs LCD_PWM MIPI_DSI0 GPIO_84 GPIO_83 DSV Boost DW8757 EN VOUT_P N Backlight Boost LM3630 HWEN SW OUT SCL SDA ILED1 PWM ILED2 COMMOM_I2C_SCL COMMOM_I2C_SDA MIPI_DSI0_CLK_P M MIPI_DSI0_LANE0_P M MIPI_DSI0_LANE1_P M MIPI_DSI0_LANE2_P M MIPI_DSI0_LANE3_P M LCD_MAKER_ID DSV_EN SENSOR1_I2C_SDA SENSOR1_I2C_SCL LCD_BL_EN LCD_PWM WLED_A WLED_...

Page 218: ...I_D2P D2N HDMI_HPD_OUT DDC_SCL DDC_SDA CEC CSCL CSDA INTP RESETN ID_OUT CABLE_DET CHIP_PD_HV DVDD10_1 2 AVDD10 AVDD33_IN2 USB 2 0 Connector SLIMPORT TX0P TX0N C_WIRE AUXP USB_DP USB_DN USB_ID PMIC PM8941 AMUX_USB_ID GPIO_13 GPIO_14 GPIO_08 GPIO_26 PM_USB_ID_HOST SLIMPORT_CBL_DET ANX_P_DWN_CTL SLIMPORT_IOVCC_EN SLIMPORT_AVDD33_EN LDO EN VOUT LDO EN VOUT HDMI_TDMS_TCLK_P M HDMI_TDMS_TX0_P M HDMI_TDM...

Page 219: ... LANE0_M MIPI_CSI0 MIP_CSI1 MIPI_CSI0_LN2_P N LANE1_P LANE1_M MIPI_CSI0_LN3_P N LANE2_P LANE2_M MIPI_CSI0_LN4_P N LANE3_P LANE3_M LN0_P LN0_N CLK_P CLK_N LN1_P LN1_N LN2_P LN2_N LN3_P LN3_N MIPI_CSI2_LN1_P N 1 3MP Camera MIPI_CSI2_LN0_P N LANE0_P LANE0_M MIPI_CSI2 MIPI_CSI2_LN2_P N MIPI_CSI2_LN3_P N MCLK GPIO_15 MCLK GPIO_17 RESET_N GPIO_18 RESET_N GPIO_4 SDA GPIO_19 SCL GPIO_20 SDA GPIO_21 SCL GP...

Page 220: ...poses LGE Internal Use Only D821 Sensor I F 13 Sensor I F Main Chipset MSM8974 GPIO_73 Accelerometer Gyroscope MPU6515 _INT GPIO_67 Digital Compass COMPASS DRDY GPIO_10 GPIO_11 SDA SCL GPIO_61 Proximity Ambient Light Sensor INT SDA SCL Pressure Sensor SDA SCL SENSOR1_I2C GPIO_87 GPIO_88 SDA SCL SENSOR2_I2C ...

Page 221: ... D821 CHARGING WIRELESS CHAGRING PM8941 PMIC BQ24192 CHG IC Wireless Charging IC BQ51013B AC1 AC2 OUT AD EN1 Slim port Conn 5V_OUT_OVP Battery Li Ion Polymer VPWR BAT BAT_THERM 14 CHARGING WIRELESS CHAGRING OVP IC MAX14670E Comparator MSM8974 GPIO_24 1V8_VREG_S3A 5V0_OTG_OVP OVP IC MAX14670E VBUS_USB_IN_PM WLC_INT OTG_EN DC_IN SW I2C ...

Page 222: ...C1_P MIC3_INP MIC3_INM SPK_VSNSP SPK_VSNSM PM8941 BT WIFI FM CoB BCM4335 MIC2_INP EJ_MIC HPH_R_OUT HPH_L_OUT HPH_RM HPH_LP HPH_REF GPIO_0 GPIO_1 UART_TX UART_RX 1V8_VREG_S3A EAR_MIC_JACK HPH_REF HPH_AUD_SW_INT HPH_AUD_SW PCM 4 4 6 SDIO GPIO_63 RESET_N WCD_RESET_N GPIO_72 93 EAR_MIC_EN MAX14628 MIC MODE DET_IN MSM8974 EAR_KEY_INT EAR_SENSE_N GPIO_65 GPIO_64 DET SWD GPIO_29 MCLK WCD_MCLK CLK_CODEC M...

Page 223: ... 5 4 3 24 RFOUT_GSM_HB RFIN_B26 RFIN_B5_B8 GND1 VIO GND13 RFIN_B1_B2 RFIN_GSM_HB GND7 GND6 RFIN_GSM_LB VBATT GND3 SCLK GND8 RFIN_B3_B4 GND5 GND9 GND11 GND10 GND2 GND4 SDATA RFOUT_GSM_LB GND12 RFOUT_B4 RFOUT_B2 RFOUT_B5_B26 GND14 RFOUT_B8 VCC1 VCC2 VCC_GSM RFOUT_B3 GND15 RFOUT_B1 GND16 CPL_OUT GND17 GND18 GND19 GND20 PGND DNI L1056 33p C1057 R1009 DNI ACPF 7041 DNI_EAM62810001 U1005 2 1 3 GND TX RX...

Page 224: ...5 37 55 24 31 25 28 26 87 90 142 137 135 86 100 45 89 80 93 60 79 120 105 121 88 114 96 71 70 62 56 57 50 72 63 82 91 92 84 109 139 131 138 130 134 129 128 125 124 18 10 14 5 13 4 12 3 11 2 69 78 54 61 43 48 30 36 17 23 16 8 15 7 101 140 132 141 133 126 119 112 95 103 123 122 115 113 110 107 106 104 102 99 94 81 77 75 74 73 68 64 59 58 52 49 47 46 41 39 38 35 34 33 32 29 27 22 21 20 19 9 6 1 GND1 ...

Page 225: ...REF_D0 EBI1_VREF_D1 EBI1_VREF_D2 EBI1_VREF_D3 EBI1_VREF_CA1 EBI0_CAL EBI0_ZQ EBI1_ZQ GPIO_0 BLSP1_3 GPIO_1 BLSP1_2 GPIO_2 BLSP1_1 GPIO_3 BLSP1_0 GPIO_4 BLSP2_3 GPIO_5 BLSP2_2 GPIO_6 BLSP2_1 GPIO_7 BLSP2_0 GPIO_8 BLSP3_3 GPIO_9 BLSP3_2 GPIO_10 BLSP3_1 GPIO_11 BLSP3_0 GPIO_12 MDP_VSYNC_P GPIO_13 MDP_VSYNC_S GPIO_14 MDP_VSYNC_E GPIO_15 CAM_MCLK0 QDSS_ETM_TRDATA_15B GPIO_16 CAM_MCLK1 QDSS_ETM_TRDATA_1...

Page 226: ...3_06 VDD_P3_07 VDD_P3_08 VDD_P3_09 VDD_P3_10 VDD_P3_11 VDD_P3_12 VDD_P3_13 VDD_P3_14 VDD_P4 VDD_P5 VDD_P6 VDD_P7 VDD_EBI0_CDC_01 VDD_EBI0_CDC_02 VDD_EBI0_CDC_03 VDD_EBI0_CDC_04 VDD_EBI0_CDC_05 VDD_EBI1_CDC_01 VDD_EBI1_CDC_02 VDD_EBI1_CDC_03 VDD_EBI1_CDC_04 VDD_EBI1_CDC_05 VDD_EBI0_PLL_01 VDD_EBI0_PLL_02 VDD_EBI0_PLL_03 VDD_EBI0_PLL_04 VDD_EBI0_PLL_05 VDD_EBI1_PLL_01 VDD_EBI1_PLL_02 VDD_EBI1_PLL_03...

Page 227: ... NC_83 NC_84 NC_85 NC_86 NC_87 NC_88 NC_89 NC_90 NC_91 NC_92 NC_93 NC_94 NC_95 NC_96 NC_97 NC_98 NC_99 NC_100 NC_101 NC_102 NC_103 NC_104 NC_105 NC_106 NC_107 DNC_01 DNC_02 DNC_03 DNC_04 DNC_05 NC_01 NC_02 NC_03 NC_04 NC_05 NC_06 NC_07 NC_08 NC_09 NC_10 NC_11 NC_12 NC_13 NC_14 NC_15 NC_16 NC_17 NC_18 NC_19 NC_20 NC_21 NC_22 NC_23 NC_24 NC_25 NC_26 NC_27 NC_28 NC_29 NC_30 NC_31 NC_32 NC_33 NC_34 NC...

Page 228: ...6051 0 1u C6053 1u C6032 C6035 1u 4 7u C6038 1u C6040 C6042 4 7u VREG_BOOST_BYPASS TP6001 TP6000 3V075_VREG_L24 VCHG C6050 1u 4 7u C6047 4 7u C6046 C6034 1u 4 7u C6033 C6031 1u C6030 4 7u 1V8_VREG_S3A VPWR VCHG BLUE_LED_DRV GREEN_LED_DRV RED_LED_DRV R6029 30 9K 3V3_VREG_L19 5V0_OTG_OVP LD6000 2 1 Q6000 DNI_EBK61892201 KTK5132V DNI 1 3 2 G D S 100K R6045 GND PA_THERM1 PA_THERM0 XO_OUT_A0 BOOST_BYP_...

Page 229: ...20 GND_21 GND_22 GND_23 GND_24 GND_25 GND_26 XO_IN MPP_01 MPP_02 MPP_03 MPP_04 VDD_PON NC_1 NC_2 VSW_S2_3 VREG_S4 VSW_S4_1 VSW_S4_3 VREG_S5 VSW_S5_1 VSW_S5_2 VSW_S5_3 VREG_S6 VSW_S6_1 VSW_S6_2 VREG_S7 VSW_S7_1 VSW_S7_2 VREG_S8 VSW_S8_1 VSW_S8_2 VSW_S8_3 GND_S2_1 GND_S2_2 GND_S4_1 GND_S4_2 GND_S5_1 GND_S5_2 GND_S6_1 GND_S6_2 GND_S7_1 GND_S7_2 GND_S8_1 GND_S8_2 REMOTE_GND_SNS VDD_S2_1 VDD_S2_2 VDD_S...

Page 230: ...SB_IN_PM 200K R8034 1M R8031 5V0_OTG_OVP C8016 1u REGN 10K R8014 10K R8018 R8044 0 VBAT1 VBUS_USB_IN_PM 5V0_OTG_OVP VBAT1 U8002 EAN62514201 bq24192 21 5 20 11 14 10 17 15 16 2 23 22 18 24 12 1 6 25 19 13 9 8 7 4 3 PG STAT INT OTG IUSB CE BAT1 SW1 PGND3 SDA VBUS1 TS2 VBUS2 PGND2 REGN PMID PSEL SYS2 SYS1 PGND1 ILIM BAT2 TS1 SW2 SCL BTST 1V8_VREG_S3A ANT_TUNER_0 ANT_TUNER_1 GAUGE_I2C_SDA GAUGE_I2C_SD...

Page 231: ...ENBY0039601 GB042 20S H10 E3000 CN9001 11 10 12 9 13 8 14 7 15 6 16 5 17 4 18 3 19 2 20 1 U9000 EAN62626401 LM3630 C2 B3 D2 B2 A1 A2 D1 C3 C1 A3 D3 B1 HWEN ILED1 SW PWM IN OVP SCL SDA INTN ILED2 GND SEL 1u C9006 EAM62630501 FL9003 ICMEF104P101MFR 10 9 8 4 7 3 6 2 5 1 C9024 1u 47K R9003 RP114K181D TRB U9001 EAN62768901 5 3 2 4 1 VOUT VDD GND CE PGND 2 2u C9000 4 7u L9001 C9018 10u 5V5_DDVDL 5V5_DDV...

Page 232: ...IN IN C10024 33p FB10004 1800 2V15_VREG_S2A 0 1u C10004 0 1u C10013 1u C10017 C10010 0 1u 0 1u C10009 1u C10018 R10002 0 0 R10022 R10013 0 600 FB10003 C10003 4 7u 0 R10021 C10023 33p R10028 56K C10026 100p R10026 10K 1800 FB10005 R10005 10K R10004 10K U10002 EAN62578201 FSA5157L6X 4 3 5 2 6 1 S B1 VCC GND A B0 1M R10015 R10014 1M 1u C10021 MAX14628 EAN62656801 U10001 9 6 5 3 4 8 2 7 1 RES DET_IN M...

Page 233: ...SCL GND LEDK LEDA LDR NC DNI R11012 EAN62695801 U11003 BMP280 8 4 3 7 5 6 2 1 GND1 CSB VDDIO SDO GND2 SDI SCK VDD 3V0_VREG_L17 KBC11001 EBF61974801 LS12T2 T 1 3 4 5 2 1V8_VREG_LVS1 0 1u C11001 C11002 0 1u LS12T2 T EBF61974801 KBR11000 1 3 4 5 2 D11001 UCLAMP0541Z EAH61693001 R11006 150 150 R11007 C11009 33p 1 2 R11010 100 C11007 2 2u 3V0_VREG_L17 R11011 22 D11000 EAH61693001 UCLAMP0541Z 1V8_VREG_L...

Page 234: ...N CHIP_PD_HV CHG_PMP_PU USB_DP USB_DN ID_OUT AVDD18 XTAL_OUT R_BIAS RSVL XTAL_IN CABLE_DET AVSS_3 C_WIRE AUXP AUXN TX0P TX0N VDD33_OUT AVDD33_IN1 DVSS_3 AVDD33_IN2 RESISTOR DVDD18_1 RESETN DVDD10_2 DVSS_1 DVDD18_2 DP_HPD_IN HDMI_VT VBUS_USB_IN_PM 1V8_VREG_S3A 620K R12009 1V8_VREG_S3A 1ZCB27000AA0A 27MHZ X12000 2 1 3 4 18p C12013 10p C12015 665K R12010 665K R12003 1V8_VREG_S3A 1V8_VREG_S3A C12000 2...

Page 235: ...P2 VDDC WL_VDDC_2 VDDC WL_VDDC_1 VDDC WL_VDDC_3 VDDC WL_VDDC_4 VDDC WL_VDDC_5 BT_VDDC_2 BT_VDDC_1 VDDIO VDDIO2 VDDIO_SD AVDD12PLL HSIC_AVDD12PLL DVDD12HSIC HSIC_DVDD12 BBPLL_AVDD1P2 C13052 DNI C13012 1 2n VDD_LDO3P3 C13053 0 1u L13013 2 2n L13014 1n C13051 DNI U13001 RF5521 7 9 1 5 4 6 11 3 2 10 8 VDD C_BT C_RX C_TX PGND LNA_EN TX_IN NC ANT BT RX_OUT 2 4n L13015 C13009 10p 10u C13026 1u C13035 1V8...

Page 236: ...33 8 34 7 35 6 36 5 37 4 38 3 39 2 40 1 G1 G2 G3 G4 C16014 8 2n C16017 2 2n 5V5_DDVDL 5V5_DDVDH LCD_PWM LCD_PWM ANT_TUNER_0 ANT_TUNER_0 ANT_TUNER_1 ANT_TUNER_1 MAIN_MIC_GND MAIN_MIC_GND WLED_A WLED_A MAIN_MIC_BIAS MAIN_MIC_BIAS SPK_P SPK_P SPK_N SPK_N MAIN_MIC_P MAIN_MIC_P WLED_C1 WLED_C1 WLED_C2 WLED_C2 TOUCH_RESET TOUCH_RESET LCD_MAKER_ID LCD_MAKER_ID TOUCH_INT_N TOUCH_INT_N LCD_VSYNC LCD_VSYNC ...

Page 237: ...15020 10n C15010 C15022 33n 33n C15004 C15013 68n 330n L15002 25V 0 1u C15017 C15002 10u DNI R15012 C15011 68n 330n L15001 10K R15014 68p C15036 VBAT1 C15000 0 1u GB042 34P H10 E3000 ENBY0040201 CN15002 18 17 19 16 20 15 21 14 22 13 23 12 24 11 25 10 26 9 27 8 28 7 29 6 30 5 31 4 32 3 33 2 34 1 TP15004 VBAT1 5V0_OTG_OVP VBUS_USB_IN_PM UIM1_VREG_L9 3V0_USIM_NFC 1V8_VREG_S3A R15027 0 ZD15001 DNI C10...

Page 238: ...7 BGA PIN MAP 238 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U2004 WTR1605L top view 7 BGA PIN MAP U2004 WTR1605L top view Not Used ...

Page 239: ...7 BGA PIN MAP 239 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U3000 MSM8974 LGE Internal Use Only U3000 MSM8974 Not Used ...

Page 240: ...7 BGA PIN MAP 240 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGE Internal Use Only U5001 eMMC memory U5001 eMMC memory Not Used ...

Page 241: ...BGA PIN MAP 241 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Not Used LGE Internal Use Only U6002 PM8974 Top view U6002 PM8974 Top view ...

Page 242: ...7 BGA PIN MAP 242 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U7000 PM8841 Top view U7000 PM8841 Top view Not Used ...

Page 243: ...A PIN MAP 243 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U10000 WCD9320 top view LGE Internal Use Only U10000 WCD9320 top view Not Used ...

Page 244: ...A PIN MAP 244 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U12001 ANX7808 top view LGE Internal Use Only U12001 ANX7808 top view Not Used ...

Page 245: ...7 BGA PIN MAP 245 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U13000 BCM4330 top view U13000 BCM4330 top view Not Used ...

Page 246: ...048 C1015 R10014 R8024 C3006 R2005 L2009 C1049 C4037 C6024 C10028 C10011 L1080 R6003 C4123 L1022 L1014 D12000 C11007 C8019 C6005 R1013 C12008 C2005 R10005 ZD11001 FL9002 C10013 C1047 C10017 R6049 SC12019 U11004 U8000 U1002 C12020 L1018 C12004 SC12024 C12011 C4110 C4003 SC12027 C1046 C1128 R12018 L1031 U10000 C8022 C8000 C4129 L1058 CN3000 C1022 C1095 C1037 ZD8000 R10017 U1001 X12000 C4047 SC12032 ...

Page 247: ... R1005 U2004 C4111 L1054 C4145 L1045 L2003 L1038 TP13009 C2009 R4000 BAT6000 R1016 C2039 SW1001 C1016 C2044 C4102 C13055 C2028 U11005 R5005 C2056 C9001 TP13006 C1060 L1071 C2027 TP8002 C1070 L13014 L1063 CN11002 R1010 R130001 R5010 C2087 FL1014 C2000 L2034 C2080 L2026 TP3001 U8001 C13041 C2061 L1089 D8002 L2011 C8005 L1036 FL2001 C4135 C2068 SC12017 C13017 C1131 SC12003 C2043 D10007 R8027 R2027 SC...

Page 248: ...All right reserved Only for training and service purposes LGE Internal Use Only 8 PCB LAYOUT MIC16000 FB16000 FB16001 FL16003 D16010 D16009 D16008 D16001 D16000 C16026 C16025 C16024 C16018 CN16002 CN16000 LG D821_F_LOWER_EAX65353201_1 0_TOP ...

Page 249: ... ANT16005 C16011 LD16000 L16001 SW16001 C16015 C16000 C16010 C16012 C16013 C16014 C16017 C16019 C16020 C16021 C16022 C16023 C16027 C16028 L16000 SW16000 VA16000 VA16001 VA16002 VA16003 ZD16007 ZD16006 ZD16005 ZD16004 ZD16003 ZD16002 ZD16001 ZD16000 R16024 R16023 R16022 R16020 R16019 R16001 FL16002 D16007 D16006 C16002 C16001 ANT16004 ANT16003 ANT16001 ANT16000 LG D821_F_LOWER_EAX65353201_1 0_BOT ...

Page 250: ... 250 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 PCB LAYOUT CN15002 LG D821_1 0_TOP ...

Page 251: ... C15031 C15043 C15044 C15042 TP15000 C15045 L15001 C10006 R15030 C15027 C15032 C15047 R15027 C15033 L15002 C10005 R15034 C15034 C15036 R15038 R15039 C15046 R15043 R15041 R15042 C15003 C15000 C15001 C15002 C15020 C15022 C15053 C15018 C15019 C15052 ANT15003 R15016 ANT15002 R15000 R15005 U15000 R15001 R15012 C15011 C15013 C15016 ANT15000 ANT15001 U15001 C15017 C15015 R15006 R15014 R15013 R15011 ZD150...

Page 252: ...tentswillbeupdatedafterregisteringthefinalone CAL INFORMATION S WVERSION Please Check theVersion to B2B H W Name Part No PIF PIF200 AllType BJAY0024021 USB Cable USB Cable RAD32247898 Power Cable DC Power Cable RAD32247878 I O Cable RF Cable_Main Power Supply_PIF Power Supply 5 3V Power Supply_Phone Power Supply 5 0V RFTest Equipment CMW500 RF800A NOTICE CMW500 RF Cable connection ...

Page 253: ...9 CALIBRATION 253 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 Tachyon36 LGMS695_20120213_Calibration D821 ...

Page 254: ...9 CALIBRATION 254 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 ...

Page 255: ...9 CALIBRATION 255 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 ...

Page 256: ...9 CALIBRATION 256 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 257: ...9 CALIBRATION 257 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 ...

Page 258: ...9 CALIBRATION 258 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 259: ...al Use Only This is for example You can check C LGE Tachyon Model D821 Setting Guide RF cable P No COM3 The phone must be fitted with the bettery COM1 A B 2A 2B B 2A 2B B A Shield Box USB Cable USB cable A B type P No BJAY0020060 GPIB cable IEEE 488 P No BJAY0020058 RF Connection Cable COM3 COM1 A B 2A 2B 2 3 4 5 2 3 4 5 ...

Page 260: ...9 CALIBRATION 260 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 261: ...9 CALIBRATION 261 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 262: ...9 CALIBRATION 262 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 263: ...9 CALIBRATION 263 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Tachyon 36 Tachyon_36 ...

Page 264: ...9 CALIBRATION 264 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 0V ...

Page 265: ...9 CALIBRATION 265 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 266: ...9 CALIBRATION 266 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 267: ...9 CALIBRATION 267 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 LGD821 ...

Page 268: ...9 CALIBRATION 268 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 LGD821 ...

Page 269: ...9 CALIBRATION 269 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 D821 MS695 MS695 D821 ...

Page 270: ...9 CALIBRATION 270 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 RF900 D821 ...

Page 271: ...DISASSEMBLE GUIDE 271 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 10 DISASSEMBLE GUIDE 1 Disassemble SIM tray Remove SIM tray by opener ...

Page 272: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 Disassemble Battery Cover A B C D E Start A B C D E Hook 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Start End ...

Page 273: ... 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A B E D C A B C D E Start After remove SIMTray between power button and middle of SIM tray hole insert spatula and disassemble hook ...

Page 274: ...10 DISASSEMBLE GUIDE 274 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A B C D E A B C D E Disassemble top side hook ...

Page 275: ...10 DISASSEMBLE GUIDE 275 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A B C D E A B C D E ...

Page 276: ...10 DISASSEMBLE GUIDE 276 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A B C D E A B C D E A B C D E A B C D E ...

Page 277: ... 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 Rear Cover Remove Remove REAR COVER by pulling the side of REAR COVER after unscrewing 6 points Follow the order of the pictures ...

Page 278: ...onics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 PCB Battery Remove 1 Remove FPCB CONNECTOR 4EA and COAXIAL CABLE CONNETOR from PCB 2 Remover MAIN PCB 3 Remove BATTERY pushing tool on the top side of BATTERY ...

Page 279: ...SSEMBLE GUIDE 279 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 FPCB ANT Remove 1 Unscrew 2 Points 2 Remove MAIN ANNTENA 3 Remove FPCB 2EA ...

Page 280: ...10 DISASSEMBLE GUIDE 280 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 6 Main PCB Remove Remove Can Shield 2EA from MAIN PCB ...

Page 281: ...T 281 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 EXPLODEDVIEW REPLACEMENT PART LIST Thisdocumentisdraftversion sothecontentswillbeupdatedafterregisteringthefinalone ...

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