manualshive.com logo in svg

LG LG-D385, Service Manual, Page: 164 / 292

Share
Download
LG LG-D385 Service Manual Download Page 164

3. TROUBLE SHOOTING

- 164 -

Copyright © 2014 LG Electronics. Inc. All right reserved.

Only for training and service purposes

LGE Internal Use Only

R4117

0

0

R4112

0

R4113

U4100

PM8110

20

46

28

41

71

76

57

92

101

84

PS_HOLD

KPD_PWR_N

PON_RESET_N

RESIN_N

SPMI_CLK

SPMI_DATA

RF_CLK1

RF_CLK2

BB_CLK_EN

BB_CLK

10K

R4102

WTR_XO_IN

MSM_PS_HOLD

PMIC_SPMI_DATA

PMIC_SPMI_CLK

WCN_TCXO_IN

MSM_RESIN_N

JTAG_PS_HOLD

PM_KYPD_PWR_N

CAD Note: Route these signals close together

Rev 0.5

DNI

C1513

45

60

61

62
51

43

55

41

49

RX_BB_IP

XO_IN

GNSS_BB_QP

RX_BB_QP

GNSS_BB_QM

RX_BB_IM

RX_BB_QM

GNSS_BB_IM

GNSS_BB_IP

C1508 100p

WTR0_PRXBB_Q_P

WTR0_PRXBB_Q_N

WTR0_PRXBB_I_P

WTR0_PRXBB_I_N

WTR0_GNSSBB_Q_N

WTR0_GNSSBB_I_N

WTR0_GNSSBB_Q_P

WTR0_GNSSBB_I_P

WTR_XO_IN

TP1

CN1105

EAG63652301

FEED

DNI

L113

1

C1177
2.2u

0

C1176

L1125

22n

L1126

22n

C1152
1p

FL1106

EAM62633001

5

3

2

4

1

IN

OUT

G1 G2 G3

B9414

DNI

L1128

1.8n

C1175

C1150

100p

DNI

L1129

L1132

5.6n

33p

C1173

5.6n

L1133

FL1107

EAN62826801

SFMG2BAD001

4

5

3

6

2

7

1

8

GND4

VD

D

VCTR

L

RFIN

GND3

GND1

RFOUT

GND2

100p

C1148

C1149

100p

+2V85_VREG_L19

L114

1

6.8n

GNSS_ELNA_EN

WTR_GNSS_RF_IN_1

LNA+Post Filter

TP5

TP6

TP4

TP3

TP2

Summary of Contents for LG-D385

Page 1: ...Internal Use Only Service Manual LG D385 Date April 2014 Issue 1 0 ...

Page 2: ...ble 48 3 3 GSM Rx PartTroubleshooting 80 3 4 GSMTx PartTroubleshooting 116 3 5 Power 125 3 6 Charging 129 3 7 USBTS 131 3 8 Audio 132 3 9 6 AXIS Sensor 146 3 10 Proximity Sensor 149 3 11Touch SensorTrouble Shooting 151 3 12VibratorTrouble Shooting 152 3 13 8M Main CameraTS 154 3 14 Main LCDTS 157 3 15 BT WifiTS 160 3 16 GPSTS 163 3 17 FMTS 166 3 18 DTV 168 4 DOWNLOAD 171 5 BLOCK DIAGRAM 188 6 CIRC...

Page 3: ...nsible for any charges that result from such connected to it The manufacturer will not be responsible for any charges that result from such unauthorized use 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 do...

Page 4: ... motors may cause problems G Interference and Attenuation ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards p g y g p g y When repairs are made to a system board they should spread the floor with anti static mat which is also ...

Page 5: ...flash 3G Mobile Hotspot ENHANCED USER EXPERIENCE Android 4 4 Proximity Sensor locks the touch screen and buttons while talking on the phone Motion Sensor Electronic compass Accelerometer and Gyroscope USB Charging via Computer Airplane Mode RF Off Airplane Mode RF Off DESIGN Sleek and Stylish Design 5 WVGA LCD Screen Capacitive Touch Screen Glass with fast and accurate response Mi USB Ch i P t Mic...

Page 6: ...320 x 240 176 x 144 Pixels MULTIMEDIA Music Player for MP3 WMA and Unprotected AAC Stereo Sound via Headset or Bluetooth Music Library Organized by Artists Albums Songs and Playlists Repeat and Shuffle Music Playback Modes BLUETOOTH Version 4 0 Supported Profiles headset hands free object push advanced audio distribution stereo audio video remote control file transfer phone book access message acc...

Page 7: ...l Google Maps Messaging Messenger Music Player Phone Places Play Books Play Movies Play Music Play Store Talk Video Player Voice Recorder Youtube Navigation spoken turn by turn directions showing real time traffic Wi Fi Connectivity IEEE 802 11 b g n y g A GPS Support for Enhanced Location Accuracy SPECIFICATIONS Technology GSM WCMDA gy Frequencies GSM 850 900 1800 1900 WCDMA 2100 850 Data Transmi...

Page 8: ...1800 RX 1805 1880 MHz PCS1900 TX 1850 1910 MHz PCS1900 RX 1930 1990 MHz Application Standard 2 3 Main Parts GSM Solution Item Part Name Comment Digital Baseband MSM8210 Qualcomm Analog Baseband PM8110 Qualcomm RF Chip WTR2605 Qualcomm 2 3 Main Parts GSM Solution LG D385 Product SPEC 2 1 Product Name LG D385 WCDMA 850 2100 GSM850 EGSM DCS PCS HSUPA 5 76Mbps cat6 HSDPA 21Mbps cat14 GPRS Class12 EDGE...

Page 9: ...ght 141g 4 Battery 2 540mAh typ 2 460mAh min Li Ion 5 Chipset MSM8210 6 Memory 8GB EMMC 1Gb LPDDR2 7 LCD Size 5 inch Dot 480 H X 800 V Color 16 7M colors Display Type Active matrix TFT NTSC Typ 70 Contrast Ratio Typ 1000 1 Pixel Pitch mm 0 1362mm X 0 1362mm 186PPI 8 Main Camera 8M Type CMOS image sensor Resolution 3280 H X 2464 V pixels Frame Rate 2 5fps Full Size 3280 x 2464 View Angle 71 4 Image...

Page 10: ...85 Product SPEC 10 Audio 1 MIDI MIDI 2 Mono 18 X 10 X 3T Speaker 3 Receiver 13 X 07 X 2 7TWideband Receiver 11 Bluetooth Effective Distance 10M Distance 0 m 10 m depend on environment 12 WLAN standard IEEE 802 11 b g n Throughput Max 40Mbps SDIO Driver performance depend on environment 0 50m depend on environment 13 GPS type A GPS GNSS ...

Page 11: ...dwidth 4 6 MHz Adjacent Channel Leakage Power 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 d...

Page 12: ...3 dB where BER 0 001 when Îor REFÎor 14 dB 3 84 MHz Ioac 52 dBm 3 84 MHz 5 MHz Blocking Characteristic BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iblocking 56 dBm 3 84 MHz Fuw offset 10 MHz or Iblocking 44 dBm 3 84 MHz Fuw offset 15 MHz Spurious Response BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iblocking 44 dBm Intermodulation BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iouw1 46 dBm Fuw1 offset 10 MHz Iou...

Page 13: ...MHz 5 7A HS DPCCH MAX 0dBm Step 0 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 10A Adjacent Channel Leakage Power Ratio with HS DPCCH Δf...

Page 14: ...to less 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 GSM 1800 3000kHz 63dBc 46dBm 3000kHz 6000kHz 65dBc 46dBm 6000kHz 71dBc 46dBm DCS 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 Sensitivity TCH ...

Page 15: ...uency Range DH5 PRBS9 30dBc 100kHz RBW 2400 2483 5 MHz 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...

Page 16: ...I Performance DH1 PRBS9 Input power BT_i C I Co Channel 60dBm BT 11 dB C I 1MHz 60dBm BT 0 C I 2MHz 60dBm BT 30 C I 3MHz 67dBm BT 40 C I Image 67dBm BT 9 C I Image 1MHz 67dBm BT 20 Blocking Performance DH1 PRBS9 Input power CW 30M 2 GHz 67dBm BT 10 dBm 2 2 4 GHz 67dBm BT 27 2 5 3 GHz 67dBm BT 27 3 12 75 GHz 67dBm BT 10 Intermodulation Performance DH1 PRBS9 Input power CW_i Δf 5MHz CW_i Δf 10MHz BT...

Page 17: ...y Tolerance within 25 PPM Spectrum Mask 30 fc 22MHz f fc 11MHz and fc 11MHz f fc 22MHz 50 f fc 22MHz and f fc 22MHz Power ramp on off time 2us Carrier Suppression 15dB Modulation Accuracy Peak EVM 35 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 76dBm 1Mbps 2Mbps 5 5Mbps 11Mbps FER 8 Rx Max input Sensitivity 10dB...

Page 18: ...Transmitter constellation error rms EVM 5dB 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 6 9 12 18 24 36 48 54Mbps PER 10 Rx Adjacent Channel Rejection PER 10 ACR 16dB 6Mbps...

Page 19: ...3Mbps 13dB 19 5Mbps 16dB 26Mbps 19dB 39Mbps 22dB 52Mbps 25dB 58 5Mbps 28dB 65Mbps 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 6 5Mbps 79dBm 13Mbps 77dBm 19 5Mbps 74dBm 26Mbps 70dBm 39Mbps 66dBm 52Mbps 65dBm 58 5Mbps 64dBm 65Mbps Rx Max input Sensitivity 20dBm 6 5 13 19 5 26 39 52 58 5 65Mbps PER 10...

Page 20: ...VG Under 4 5mA DRX 7 Under 4 5mA P P 5 4 BT Connected idle Under 6mA Under 6mA 5 Talk Mode Max Pwr Under 600mA Avg Tx 10dBm Under 400 mA Avg GSM LVL 5 Under 400mA Avg 6 No SVC Mode Under 200mA Under 200 mA 7 Power Off Mode Under 300uA Under 300uA LG D385 Product SPEC 10 GPS receiver specification Item Spec Sensitivity Test Success rate 60 154 dBm 11 Current consumption Test condition for Standby c...

Page 21: ...r BAR WCDMA GSM DCS PCS 5 4 89 2dBm 91 2dBm 4 3 94 2dBm 96 2dBm 3 2 100 2dBm 99 2dBm 2 1 104 2dBm 103 2dBm 1 0 110 2dBm 105 2dBm 13 Current consumption Standby WCDMA Over 520 Hours Under 4 5mA DRX 7 BATT Capacity 2540mAh 14 Charging hour Under 5 hour 2540mAh battery 850mATA LG D385 Product SPEC 17 12 RSSI indicator Based on Cell power BAR WCDMA GSM DCS PCS 5 4 89 2dBm 91 2dBm 4 3 94 2dBm 96 2dBm 3...

Page 22: ...t 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LG D385 Product SPEC 2 6 D385 Figures LG D385 Product SPEC 18 15 Battery indicator 15 Battery indicator 2 6 D385 Figures ...

Page 23: ...E Internal Use Only 3 TROUBLE SHOOTING 3 1 WCDMA Rx Part 3 1 1 WCDMA_B1 Rx RxTEST SETUP DL Channel 10700 Sector Power 30 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO 3 Check RF Signal path Re download S W Cal There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form ...

Page 24: ...3 TROUBLE SHOOTING 24 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 DPX FL2001 ...

Page 25: ... OK See Next page to Check XO Circuit Yes CheckTP1 C1501 2V05_VREG_L9 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No No Yes CheckTP2 C1507 1V225_VREG_L1 is OK Yes CheckTP3 C1516 1V8_VREG_L10 is OK 3 1 1 1 Checking DC Power supply circuit ...

Page 26: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 27: ...rvice purposes LGE Internal Use Only START YES Replace Main B D NO CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path YES NO Is it similar Replace X4100 and then check TP1 C1508 3 1 1 2 Checking WTR2605 XO circuit ...

Page 28: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 29: ...t CheckTP2 C1638 atFL1601 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedat thatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckDPX ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1638 TheProblemmaybeLogicpart RefertoLogictroubleshoot Yes Yes Yes Yes No ...

Page 30: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 31: ...RX TX GND1 GND6 GND2 GND5 GND3 GND4 C1640 6 8p C1639 DNI TX_MODULE_TRX_1 B1 DPX TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6...

Page 32: ...3 TROUBLE SHOOTING 32 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Figure3 1 1 b TP1 Figure3 1 1 c TP2 2 140GHz 2 140GHz ...

Page 33: ...al Use Only CheckTP1 C1640 atFL1601 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START AllWCDMA_B1Rxcheckiscomplete Ifthephonesilldonotwork replace mainboard CheckL1611 L1609 C2059 ReplaceFL1601 Yes Yes Isanysignaldetectedatthatpoint No No 3 1 1 4 Checking RF signal path Duplexer ...

Page 34: ...reserved Only for training and service purposes LGE Internal Use Only MainTop FL1601 DPX TP1 1 5p C1645 33p C2059 L1609 3 3n C1646 1p 3 3n C1641 FL1601 EAM62711201 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 C1640 6 8p L1611 1n WTR_PRX_MB1_IN B1 DPX TP1 ...

Page 35: ...3 TROUBLE SHOOTING 35 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Figure3 1 1 b 2 140GHz ...

Page 36: ...rvice purposes LGE Internal Use Only 3 1 2 WCDMA_B5 Rx RxTEST SETUP Test Channel 4407 Sector Power 30 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO 3 Check RF Signal Path Re download S W Cal There are no Test Points on the IQ Data Line So It is impossible to check the IQ Data Wave form ...

Page 37: ...3 TROUBLE SHOOTING 37 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 DPX FL1602 ...

Page 38: ...s OK See next Page to check XO circuit Yes CheckTP1 C1501 2V05_VREG_L9 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No No Yes CheckTP2 C1507 1V225_VREG_L1 is OK Yes CheckTP3 C1516 1V8_VREG_L10 is OK 3 1 2 1 Checking DC Power supply circuit ...

Page 39: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 40: ...rvice purposes LGE Internal Use Only START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes 3 1 2 2 Checking MT6162 XO circuit ...

Page 41: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 42: ...gure3 1 1 b Isanysignaldetectedatthat point CheckTP2 C1650 atFL1602 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckDPX ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1650 TheProblemmaybeLogicpart Ref...

Page 43: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 44: ...GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1650 1 5n TX_MODULE_TRX_4 B5 DPX TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6 ...

Page 45: ...HOOTING 45 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Center Frequency 881 4MHz Center Frequency 881 4MHz Figure3 1 1 b Figure3 1 1 c TP1 TP2 ...

Page 46: ...2 4 Checking RF signal path Duplexer CheckTP1 C1652 atFL1602 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START AllWCDMA_B5Rxcheckiscomplete Ifthephonesilldonotwork replace mainboard CheckC1653 ReplaceFL1602 Yes Yes Isanysignaldetectedatthatpoint No No Center Frequency 881 4MHz Figure3 1 1 b TP1 ...

Page 47: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop FL1602 DPX TP1 C1652 100p EAM62671701 FL1602 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1650 1 5n TX_MODULE_TRX_4 B5 DPX TP1 ...

Page 48: ...nternal Use Only 3 2 WCDMATx PartTrouble 3 2 1 WCDMA_B1Tx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form WCDMA B1TxTEST SETUP Test Channel 9750 Sector Power 55 dBm 1 Check DC Power Supply Circuit START 2 CheckWTR2605 XO 4 Check DPX 5 Check PAM Re download S W Cal 3 Check PA ...

Page 49: ...3 TROUBLE SHOOTING 49 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 SKY77742 U1602 DPX FL1600 ...

Page 50: ...cuit START No DC Po wer su pply Circuit is OK See next Page to check XO circuit Yes CheckTP1 C1501 2V05_VREG_L9 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No No Yes CheckTP2 C1507 1V225_VREG_L1 is OK Yes CheckTP3 C1516 1V8_VREG_L10 is OK ...

Page 51: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 52: ...rvice purposes LGE Internal Use Only 3 2 1 2 Checking WTR6205 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 53: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 54: ... C1643 at U1602 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP2 C1641 at U1602 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP3 C1634 at U1602 VPWR Whether it is higher than 1 5V Check C1644 PAM circuits OK See next page The Problem may be Logic part Refer to Logic troubleshoot 3 2 1 3 Checking B1TX PA ...

Page 55: ...TING 55 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop WTR2605 U1500 SKY77742 U1602 HRPF89165B U1100 DPX FL1600 TP1 RF IN TP2 RF OUT TP3 VPWR ...

Page 56: ...14 10 5 6 4 12 7 3 8 11 1 9 2 RFIN GND3 VBATT GND4 CPLOUT VENHB GND2 VCC VENLB GND1 VMODE RFOUTLB RFOUTHB GND6 GND5 CPLIN PGND C1643 100p C1647 100p C1648 100p C1649 100p VPWR C1644 DNI C1646 1p 3 3n C1641 VPWR C1631 1n C1636 1n 100n C1632 C1634 10u 10u C1633 C1635 100n DNI L1605 PA0_R_0 WTR_PDET_IN WTR_TX3_OUT PA0_ON_1 CPL_IN_OUT PA0_ON_2 B1 B5 Place matching components near WTR TP1 RF IN TP2 RF ...

Page 57: ...3 TROUBLE SHOOTING 57 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 1 950GHz 1 950GHz Figure3 2 1 4 TP1 TP2 ...

Page 58: ...oses LGE Internal Use Only 1 950GHz 3 2 1 4 Checking RF signal path DPX Figure3 1 1 b CheckTP1 C2039 atFL1601 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START DPX isOK Seenextpagetocheck PAM CheckC2038 ReplaceFL2001 Yes Yes Isanysignaldetectedatthatpoint No No TP1 ...

Page 59: ...onics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop TP1 1 2n C1638 L1603 2 2n FL1601 EAM62711201 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 C1640 6 8p C1639 DNI TX_MODULE_TRX_1 B1 DPX TP1 ...

Page 60: ...gure3 1 1 b Isanysignaldetectedatthat point CheckTP2 C1638 atFL1601 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckDPX ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1638 TheProblemmaybeLogicpart Ref...

Page 61: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 62: ...RX TX GND1 GND6 GND2 GND5 GND3 GND4 C1640 6 8p C1639 DNI TX_MODULE_TRX_1 B1 DPX TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6...

Page 63: ...3 TROUBLE SHOOTING 63 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 1 950GHz 1 950GHz Figure3 1 1 b Figure3 1 1 c TP1 TP2 ...

Page 64: ...e purposes LGE Internal Use Only 3 2 2WCDMA_B5Tx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form WCDMA B5TxTEST SETUP Test Channel 4182 Sector Power 55 dBm 1 Check DC Power Supply circuit START 2 Check XO 4 Check DPX 5 Check PAM Re download S W Cal 3 Check PA ...

Page 65: ...3 TROUBLE SHOOTING 65 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 SKY77742 U1602 DPX FL1602 ...

Page 66: ...cuit START No No No Yes Yes Yes CheckTP1 C1501 2V05_VREG_L9 is OK CheckTP2 C1507 1V225_VREG_L1 is OK CheckTP3 C1516 1V8_VREG_L10 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot DC Po wer su pply Circuit is OK See next Page to check XO circuit ...

Page 67: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 68: ...rvice purposes LGE Internal Use Only 3 2 2 2 Checking WTR2605 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 69: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 70: ...U1602 Yes Yes Yes CheckTP1 C1643 at U1602 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP2 1655 at U1602 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP3 C2034 at U1602 VPWR Whether it is higher than 1 5V Check C1644 PAM circuits OK See next page The Problem may be Logic part Refer to Logic troubleshoot ...

Page 71: ...TING 71 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop WTR2605 U1500 SKY77742 U1602 HRPF89165B U1100 DPX FL1602 TP1 RF IN TP2 RF OUT TP3 VPWR ...

Page 72: ...14 10 5 6 4 12 7 3 8 11 1 9 2 RFIN GND3 VBATT GND4 CPLOUT VENHB GND2 VCC VENLB GND1 VMODE RFOUTLB RFOUTHB GND6 GND5 CPLIN PGND C1643 100p C1647 100p C1648 100p C1649 100p VPWR C1644 DNI C1646 1p 3 3n C1641 VPWR C1631 1n C1636 1n 100n C1632 C1634 10u 10u C1633 C1635 100n DNI L1605 PA0_R_0 WTR_PDET_IN WTR_TX3_OUT PA0_ON_1 CPL_IN_OUT PA0_ON_2 B1 B5 Place matching components near WTR TP1 RF IN TP2 RF ...

Page 73: ...OUBLE SHOOTING 73 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Center Frequency 836 4MHz Center Frequency 836 4MHz Figure3 2 1 4 TP1 TP2 ...

Page 74: ... Internal Use Only 3 2 2 4 Checking RF signal path DPX Center Frequency 836 4MHz TP1 Figure3 1 1 b CheckTP1 C1650 atFL1602 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START DPXisOK SeenextpagetocheckPAM CheckL1604 ReplaceFL1602 Yes Yes Isanysignaldetectedatthatpoint No No ...

Page 75: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop DPX FL1602 TP1 C1652 100p EAM62671701 FL1602 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1650 1 5n TX_MODULE_TRX_4 B5 DPX TP1 ...

Page 76: ...gure3 1 1 b Isanysignaldetectedatthat point CheckTP2 C1638 atFL1601 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckDPX ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1638 TheProblemmaybeLogicpart Ref...

Page 77: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 78: ...GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1650 1 5n TX_MODULE_TRX_4 B5 DPX TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6 ...

Page 79: ...HOOTING 79 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Center Frequency 836 4MHz Center Frequency 836 4MHz Figure3 1 1 c Figure3 1 1 b TP1 TP2 ...

Page 80: ...ternal Use Only 3 3 GSM Rx PartTroubleshooting 3 3 1 GSM850 Rx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form RxTEST SETUP BCH GSM850 TCH GSM850 Channel 190 Sector Power 30 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO Re download S W Cal 3 Check RF Signal path ...

Page 81: ...3 TROUBLE SHOOTING 81 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 DPX FL1602 ...

Page 82: ...cuit START No No No Yes Yes Yes CheckTP1 C1501 2V05_VREG_L9 is OK CheckTP2 C1507 1V225_VREG_L1 is OK CheckTP3 C1516 1V8_VREG_L10 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot DC Po wer su pply Circuit is OK See next Page to check XO circuit ...

Page 83: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 84: ...rvice purposes LGE Internal Use Only 3 3 1 2 Checking WTR2605 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 85: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 86: ...gure3 1 1 b Isanysignaldetectedatthat point CheckTP2 C1650 atFL1602 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckDPX ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1650 TheProblemmaybeLogicpart Ref...

Page 87: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 88: ...GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1650 1 5n TX_MODULE_TRX_4 B5 DPX TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6 ...

Page 89: ...HOOTING 89 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Center Frequency 881 4MHz Center Frequency 881 4MHz Figure3 1 1 b Figure3 1 1 c TP1 TP2 ...

Page 90: ...Frequency 881 4MHz 3 3 1 4 Checking RF Signal Path Duplexer Figure3 1 1 b CheckTP1 C1652 atFL1602 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START AllWCDMA_B5Rxcheckiscomplete Ifthephonesilldonotwork replace mainboard CheckC2052 C2053 ReplaceFL1602 Yes Yes Isanysignaldetectedatthatpoint No No TP1 ...

Page 91: ...Only for training and service purposes LGE Internal Use Only MainTop DPX FL1602 TP1 C1652 100p 15n C1653 L1607 DNI EAM62671701 FL1602 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 L1604 6 8n C1656 DNI C1650 1 5n TX_MODULE_TRX_4 WTR_PRX_LB1_IN B5 DPX B5 G850 RX TP1 ...

Page 92: ... LGE Internal Use Only 3 3 2 GSM900 Rx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form RxTEST SETUP BCH EGSM for GSM900 TCH EGSM for GSM900 Channel 37 Sector Power 30 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO Re download S W Cal 3 Check RF Signal path ...

Page 93: ...3 TROUBLE SHOOTING 93 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 SAW FL1101 ...

Page 94: ...cuit START No No No Yes Yes Yes CheckTP1 C1501 2V05_VREG_L9 is OK CheckTP2 C1507 1V225_VREG_L1 is OK CheckTP3 C1516 1V8_VREG_L10 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot DC Po wer su pply Circuit is OK See next Page to check XO circuit ...

Page 95: ...0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R...

Page 96: ...rvice purposes LGE Internal Use Only 3 3 2 2 Checking WTR2605 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 97: ...al Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 98: ...3 1 1 b Isanysignaldetectedatthat point CheckTP2 C1111 atFL1101 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP6 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK Seenextpagetocheck SawFilter ReplaceU1000 CheckL1101 C1100 L1142 SW1100 CheckC1011 TheProblemmaybeLogicpart ...

Page 99: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 ...

Page 100: ... 23 22 25 24 TRX1 GND17 GND15 GND16 GND21 VBATT GND20 TRX4 GND19 TRX3 GND18 TRX2 TX_MODULE_TRX_1 TX_MODULE_TRX_2 TX_MODULE_TRX_4 B2 B8 TRX G900Rx B1 TRX B5 TRX G850RX DNI B8 option G900 TP2 100p R1104 100p C1123 C1124 100p C1125 100p C1119 100p 100p C1120 C1121 100p C1122 100p DNI R1105 DNI R1106 43 42 41 40 39 37 38 35 36 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SP...

Page 101: ...HOOTING 101 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Center Frequency 942 6MHz Center Frequency 942 6MHz Figure3 1 1 b Figure3 1 1 c TP1 TP2 ...

Page 102: ...ter Frequency 942 6MHz 3 3 2 4 Checking RF Signal Path Saw Filter CheckTP1 C1109 atFL1101 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START AllGSM900Rxcheckiscomplete Ifthephonesilldonotwork replace mainboard CheckC1108 ReplaceFL1101 Yes Yes Isanysignaldetectedatthatpoint No No Figure3 1 1 b TP1 ...

Page 103: ...1 33p C1109 DNI L1110 DNI C1114 100p C1110 C1108 12n C1112 1n 100p C1111 942 5MHz FL1101 5 3 2 4 1 IN OUT G1 G2 G3 DNI C1178 4 7u C1113 HRPF89165B 26 27 28 29 30 31 32 33 23 22 25 24 TRX1 GND17 GND15 GND16 GND21 VBATT GND20 TRX4 GND19 TRX3 GND18 TRX2 TX_MODULE_TRX_1 TX_MODULE_TRX_2 TX_MODULE_TRX_4 B2 B8 TRX G900Rx B1 TRX B5 TRX G850RX DNI B8 option G900 TP1 ...

Page 104: ...ternal Use Only 3 3 3 GSM1800 1900 Rx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form RxTEST SETUP BCH GSM1800 GSM1900 TCH GSM1800 GSM1900 Channel 698ch 610ch Sector Power 30 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO Re download S W Cal 3 Check RF Signal path ...

Page 105: ... TROUBLE SHOOTING 105 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 SAW FL1101 SAW Filter FL1000 ...

Page 106: ...cuit START No No No Yes Yes Yes CheckTP1 C1501 2V05_VREG_L9 is OK CheckTP2 C1507 1V225_VREG_L1 is OK CheckTP3 C1516 1V8_VREG_L10 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot DC Po wer su pply Circuit is OK See next Page to check XO circuit ...

Page 107: ... 0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 ...

Page 108: ...rvice purposes LGE Internal Use Only 3 3 3 2 Checking WTR2605 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 109: ...nal Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 110: ...b Isanysignaldetectedatthat point CheckTP2 C1004 TP3 C1003 atFL1000 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint CheckTP3 C1123 TP4 C1124 TP5 C1119 TP7 C1120 atU1100 IsanyDCsignaldetected atthatpoints START TXmoduleisOK SeenextpagetocheckSawFilter ReplaceU1100 CheckL1101 C1100 L1142 SW1100 CheckC1003 C1004 TheProblemmaybeL...

Page 111: ...4 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop L1100 15n 2 2n C1101 C1100 100p 82n L1142 0 5p L1101 SW1100 4 3 ANT 1 COMMON 2 G3 G4 TP1 HRPF89165B U1100 TP2 TP1 TP5 TP6 TP3 TP4 ...

Page 112: ... 34 33 1 GND1 GND21 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL ANT0_SW_SEL_3 ANT0_SW_SEL_2 ANT0_SW_SEL_1 PA0_R_0 PA0_R_1 ANT0_SW_SEL_0 WTR_TX1_OUT TP3 TP4 TP5 TP6 L1107 DNI DNI C1106 3 3p C1174 L1106 2 7n 4 7n C1105 C1103 2 2n L1109 DNI 1 8n C1104 L1108 0 5p L1105 1 8n 1842 50MHz 1960 00MHz EAM62792801 SFRG42DB002 FL1100 4 3 2 1 5 10 6 7 8 9 GSM1900_OUT GND6 GND5 GSM1800_OUT GN...

Page 113: ...3 TROUBLE SHOOTING 113 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Figure3 1 1 b Figure3 1 1 c TP1 TP2 ...

Page 114: ...l Use Only Figure3 1 1 b 3 3 3 4 Checking RF Flow SAW filter CheckTP1 L1105 for1800 1900bandatFL1100 Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedat thatpoint START SAWfilterisOK ReplacemainB D ReplaceFL1100 CheckC1105 C1174 L1106 Yes Yes ToFigure3 1 1 b Isanysignaldetectedatthatpoint No No TP1 ...

Page 115: ...ly MainTop HRPF89165B U1100 WTR2605 U1500 TP1 L1107 DNI DNI C1106 3 3p C1174 L1106 2 7n 4 7n C1105 C1103 2 2n L1109 DNI 1 8n C1104 L1108 0 5p L1105 1 8n 1842 50MHz 1960 00MHz EAM62792801 SFRG42DB002 FL1100 4 3 2 1 5 10 6 7 8 9 GSM1900_OUT GND6 GND5 GSM1800_OUT GND7 GND4 GSM1800 1900_IN GND1 GND2 GND3 WTR_PRX_MB3_IN G1800 G1900 RX TP1 ...

Page 116: ...ooting 3 4 1 GSM850 900 1800 1900 Tx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form GSMTxTEST SETUP BCH GSM850 GSM900 GSM1800 GSM1900 TCH GSM850 GSM900 GSM1800 GSM1900 Channel 190ch 37ch 698ch 610ch Sector Power 55 dBm 1 Check DC Power Supply circuit START 2 CheckWTR2605 XO Re download S W Cal 3 Check RF Signal path ...

Page 117: ...3 TROUBLE SHOOTING 117 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop HRPF89165B U1100 WTR2605 U1500 ...

Page 118: ...cuit START No No No Yes Yes Yes CheckTP1 C1501 2V05_VREG_L9 is OK CheckTP2 C1507 1V225_VREG_L1 is OK CheckTP3 C1516 1V8_VREG_L10 is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot DC Po wer su pply Circuit is OK See next Page to check XO circuit ...

Page 119: ... 0 1u C1509 C1507 4 7u C1506 0 1u 0 1u C1502 0 1u C1503 0 1u C1505 0 1u C1504 4 7u C1501 1V8_VREG_L10 1V225_VREG_L1 26 59 52 30 21 37 20 31 WTR2605 46 16 39 19 48 54 40 VDD_RF1_G_LO VDD_RF1_LNA VDD_RF2_T_VCO VDD_RF1_G_PLL VDD_RF1_R_LO VDD_RF2_T_PLL VDD_RF3_IO VDD_RF1_T_LO VDD_RF2_R_PLL VDD_RF2_XO VDD_RF1_DIG VDD_RF2_R_BB VDD_RF1_R_VCO VDD_RF2_T_DA VDD_RF1_T_PLL 2V05_VREG_L9 0 1u C1516 L1501 10n 0 ...

Page 120: ...rvice purposes LGE Internal Use Only 3 4 1 2 Checking WTR2605 XO circuit START No Replace Main B D CheckTP1 C1508 Is it 19 2MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path No Yes Is it similar Replace X4100 and then check TP1 C1508 Yes ...

Page 121: ...nal Use Only MainTop WTR2605 U1500 TP1 C1508 WTR_XO_IN DNI C1513 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 ...

Page 122: ...ncereferring ToFigure3 1 1 b Isanysignaldetectedatthat point CheckTP1 R1004 at U1000 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point IsanyDCsignaldetectedatthatpoints START TXmoduleisOK ReplaceMainB D ReplaceU1000 CheckC1001 L1001 L1000 TheProblemmaybeLogicpart RefertoLogictroubleshoot Yes Yes Yes No No No 3 4 1 3 Checking RF signal path Tx Module ...

Page 123: ...TROUBLE SHOOTING 123 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop WTR2605 U1500 HRPF89165B U1100 TP1 RF IN TP2 RF OUT TP3 VPWR ...

Page 124: ...COMMON 2 G3 G4 DNI C1178 DNI R1105 DNI R1106 4 7u C1113 U1100 HRPF89165B 43 42 41 40 39 37 38 35 36 34 26 27 28 29 30 31 32 33 23 22 20 21 19 15 18 14 16 17 13 25 24 TRX1 GND17 GND11 GND14 GND13 GND12 RX1 ANT NC1 NC2 RX2 GND15 GND16 GND21 VBATT GND20 TRX4 GND19 TRX3 GND18 TRX2 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL TX_MODULE_TRX_1 TX_MODULE_TRX_2 TX_MODULE_TRX_4 ANT0_SW_SEL...

Page 125: ...Check Battery connector CN70001 Press PWR Key TP1 R12000 high to low Battery voltage higher than 3 6V Check PM8110 CoreVoltage level Check PM8110 APVoltage level Check PM8110 VPWRVoltage level Check PM8110 RTC CLOCK Check POWER_KEY FPCB L4111 Check PM8110 L4112 Check PM8110 L4110 Check PM8110 R4109 Check PM8110 Change PM8110 And Return to Start Change or charging the Battery No No No No No No No Y...

Page 126: ...1 VA12000 R12000 100 PM_KYPD_PWR_N 12 3V 65pF 150W 0531 change 4 7K R9105 R9107 0 KQ03L2 4R CN9100 EAG63370901 4 3 2 1 G1 G2 C9104 33n VA9100 VA9101 ZD9100 R9106 120 C9100 47u R9104 150K R9102 36K VBAT VREF_BAT_THERM C9103 1u C9102 100p C9101 100n VREF_BAT_THERM VBAT_SENSE VBAT_THERM BAT_ID Routing Width 2mm PWR KEY R12000 BATTERY CONNECTOR CN9100 ...

Page 127: ...ET_CP_DRV VBAT_SNS VBAT_1 VBAT_2 VBAT_3 VSW_CHG_1 VSW_CHG_2 VPH_PWR_1 VPH_PWR_2 VPH_PWR_3 VBAT_SENSE VBAT 100n C4110 VPWR TP4110 C4118 10u 1 15V 2 5A HF SMPS Rev 0 4 Note directly to the positive terminal of battery connector Ensure that the BAT_SNS pin of the PMIC is connected VPWR DC DC INDUCTOR L4110 L4111 1u L4114 2 2u C4128 22u 47u C4126 L4113 2 2u 470n L4112 1V15_VSW_S1 1V05_VSW_S2 1V35_VSW_...

Page 128: ...ght 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop BATTERY CONNECTOR CN500 VPWR DC DC INDUCTOR L41110 AP DC DC INDUCTOR L4112 Core DC DC INDUCTOR L4111 PWR KEY R12000 ...

Page 129: ... or u USB cable Main battery MainTop C4118 TP1 4 7u C4117 1u L4110 C4116 22u 112 104 103 115 99 96 95 87 80 111 116 107 117 44 37 43 106 VCHG VREG_S1 VSW_S1_1 VSW_S1_2 VDRV_P GND_CHG_HP_1 GND_CHG_HP_2 BATFET_CP_DRV VBAT_SNS VBAT_1 VBAT_2 VBAT_3 VSW_CHG_1 VSW_CHG_2 VPH_PWR_1 VPH_PWR_2 VPH_PWR_3 VBAT_SENSE VBAT 100n C4110 VPWR TP4110 C4118 10u 1 15V 2 5A HF SMPS Rev 0 4 Note directly to the positive...

Page 130: ...purposes LGE Internal Use Only START Check the Connection of uUSB and battery Change the PMIC U4100 Is the uUSB Cable voltage 4 9V or 5 0V Yes Connection OK Connection OK Is it charging properly After turning on Yes Yes Yes Change I O connector No ChangeTA or uUSB Cable END END No No No Change the Main PCB ...

Page 131: ... Connection OK Is the signal ok for USB Yes Yes Change I O connector SUB FPCB CN4 No Check Filter FL9200 Change Filter FL9201 No No Change the Main PCB C9201 120p ZD9722 2 1 C9200 1u D9200 R9200 47K FL9201 5 6 3 1 4 2 P2 P4 P1 P3 P6 P5 C9202 33n D9203 2 1 D9202 2 1 FL9200 4 2 3 1 IN OUT GND1 GND2 VBUS_USB_OVP_IN CN9200 EAG63510401 04 5151 005 104 883 11 10 9 5 4 3 2 1 8 7 6 USB_D_M USB_D_P PM_USB_...

Page 132: ...nc All right reserved Only for training and service purposes LGE Internal Use Only 9 Audio 9 1 Overview dio Block Diagram MIC1 MIC1 MSM8210 AP MIC1 MIC1 MIC2 MIC2 SPK C 3 5 pi HPH SPK_DRV EAR_L R FM RADIO RCV EAR 3 8 Audio 3 8 1 Overview AudioBlockDiagram ...

Page 133: ...ting guide for no sound case Speaker control signals are generate by MSM8210 U2100 If low level volume or breaking the sound change speaker module START Check the speaker And reconnect Speaker module Change Main Board Change Speaker Module Hear the sound to the Speaker Yes Yes Yes Check Main PCB TP1 C6700 C6701 L6700 L6701 VA12006 VA12007 Speaker Sound OK No No No END ...

Page 134: ...3 TROUBLE SHOOTING 134 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainTop Speaker Module U2100 ...

Page 135: ...K R2111 2 2u C2101 MIC_BIAS_1 HPH_REF HPH_L_OUT HPH_R_OUT RCV_P RCV_N SPK_N SPK_P 2 We recommend MLCC capacitor in this case MC C06162 1 1 Don t connect Positive of Tantal TVS diode DGMS Guide The GND side of C2100 C2101 must connct to CP_GND pin AV8 before connecting to the ground plane Note HPH_R HPH_R_OUT HPH_L HPH_L_OUT Note Earjack Debugger Option CP_GND FPCB CN13002 2108611 5 FEED CN13003 21...

Page 136: ...poses LGE Internal Use Only 3 8 3 Receiver Receiver control signals are generate by MSM8210 U2100 START Check the Receiver soundand check receiver Connector Change Main Board Hear the sound to the Receiver Yes Yes Yes Change Receiver Module Can you hear a sound Check main board partTP1 L6450 L6451 No No No END ...

Page 137: ...vice purposes LGE Internal Use Only In case of No Receiver sound not only Receiver fault but Mic fault You must check first voice recording test After voice recording you can hear a recording sound receiver path or parts is something wrong MainBot Check Receiver module Check main board part L6450 L6451 ...

Page 138: ...ower FPCB It s operating voice call except speakerphone voice recording camcorder recording START Check the Mic signal by test mode orVoice recording Change Main Board Reconnect or change FPCB connector Voice signal OK Check Mic hole rubber to make the voice signal Yes Yes Yes Yes Check parts about Mic Bias Mic works well Change MSM8210 U2100 Mic works well No No No No END ...

Page 139: ...ved Only for training and service purposes LGE Internal Use Only CheckMainMichole VA6901 DNI R6924 39p C6924 2 2K R6923 1K R6919 R6921 100 100 R6922 39p C6921 R6920 2 2K 39p C6920 MIC6920 2 1 2 2u C6925 VA6900 MIC_IN1_P MIC_BIAS_1 MIC_IN1_N CheckMIC_BIAS_1voltagelevel R6919 ...

Page 140: ... located on Main PCBTop Side It s operating handset voice call and speakerphone START Check the Mic signal by test mode 2nd loop back or Camcorder test Change Main Board Check parts about Mic Bias Mic works well Check Mic hole rubber to make the voice signal Yes Yes Yes Yes Change Mic MIC9000 Mic works well Change MSM8210 U2100 Mic works well No No No No END ...

Page 141: ...Main PCBTop Side It s operating handset voice call and speakerphone In case ofTest menu loopback 2nd Mic test and Camcorder recording 2nd Mic Hole MainTop 2nd Mic Rubber VA6903 DNI R6925 VA6902 2 2K R6913 100 R6912 R6911 100 R6910 2 2K C6915 2 2u C6914 39p C6911 39p 39p C6910 MIC6921 2 1 R6909 1K MIC_BIAS_1 MIC_IN3_N MIC_IN3_P CheckMIC_BIAS_1voltagelevel R6909 ...

Page 142: ... MIC control signals are generate by MSM8210 U2100 Case A Disable detected headset insert START Didn t display headset icon and play sound via speaker although headset insert Change Main Board Check the left signal and detection line short when headset inserted Change Ear Jack Connector Sound play via headset Yes Yes Yes Change MSM2100 U2100 Mic works well No No No END ...

Page 143: ...R9019 C9036 10n ZD6605 C9035 10n R9009 DNI L9003 100n C9030 33p J9000 EAG63550001 S W_Detect SPK_L SPK_R MIC GND ZD6603 R9013 1K DNI R9005 R9014 1 2K DNI R9017 C9031 33p 1800 FB9006 C9028 470p FB9005 1800 FB9008 1800 1n C9021 C9023 DNI ZD6602 ZD6601 MIC_BIAS_1 HPH_REF FM_ANT HPH_L_OUT HPH_R_OUT EAR_MIC_JACK EAR_SENSE_JACK MIC_BIAS_2 MIC_IN2_N MIC_IN2_N 0530 change DGMS C L Same for all W X series ...

Page 144: ...eserved Only for training and service purposes LGE Internal Use Only CaseB NoSoundfromHeadset START Didn t play sound via headset although headset insert Change Main Board Check MSM8210 U2100 Works well Change Ear Jack Connector Sound play via headset Yes Yes No No END ...

Page 145: ...3 TROUBLE SHOOTING 145 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CaseB NoSoundfromHeadset MainTop U2100 ...

Page 146: ...ensor is calibrated by the sensor data using SW algorithm Therefore sensor error makes the compass sensor malfunction 6AXISSensor BMC150 EAN62637201 U12001 2 5 14 1 13 10 11 6 3 9 8 12 4 7 GND2 DRDY CSB VDD GND3 INT2 GND1 SCK VDDIO PS SDO SDI INT3 INT1 100K R12003 C12002 0 1u C12006 0 1u 1V8_VREG_L14 2V85_VREG_L19 SENSOR0_I2C_SCL SENSOR0_I2C_SDA COMPASS_INT ACCEL_INT ...

Page 147: ...Only for training and service purposes LGE Internal Use Only START Check the 6 XIS sensor function Change the main board END END END END Change the 6 AXIS Sensor IC U12001 6XIS NG Function is OK Yes Yes Yes Yes 6 AXIS Sensor function is OK 6 AXIS Sensor function is OK No No No ...

Page 148: ...3 TROUBLE SHOOTING 148 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot 6 AXIS Sensor U12001 ...

Page 149: ...orked as below Send Key click Phone number click Call connected Object moved at the sensor Control the screen s on off operation automatically START Send Key click Phone number click Call connected Object moved at the Proximity sensor Change the main board END END END Check 2V85_VERG_L19 C12003 I2C_SENSOR_SDA SCL PROX__INT LCD off Yes Yes Yes Output work well Function is OK No No ...

Page 150: ...vice purposes LGE Internal Use Only MainTop Sensor Power C12003 VA12101 VA12100 22 R12005 4 7K R12004 C12003 1u C12004 1u APDS 9130 200 U12002 EAN62646301 9 3 5 4 6 7 2 8 1 SDA VDD INT SCL GND LEDK LEDA LDR NC 2V85_VREG_L19 1V8_VREG_L14 SENSOR0_I2C_SCL SENSOR0_I2C_SDA PROXIMITY_INT Sensor Power C12003 ...

Page 151: ... SensorTrouble Shooting START ReconnectTouch Module CN72000 Change Main Board Check Power LDO_TOUCH_ 3v0_ C7201 Power is OK TouchWoks OK Yes Yes Yes Yes Yes Check Power 1V8_VREG_L14 C7200 Power is OK Check I2C Line Signal Line R2202 R2203 TouchWorks OK ChangeTouch IC U7200 TouchWorks OK No No No No No END ChangeTOUCH LDO U4134 Change PM8110 U4100 ...

Page 152: ...service purposes LGE Internal Use Only 3 12VibratorTrouble Shooting Vibrator signal path is PM8110 U4100 Vibrator MotorType is DC Motor START Reconnect Connector and checkVibrator Change Main Board Change IC VibratorWorks well Check Power 3 0V Motor Power is OK Yes Yes No No END Change PM8110 U4100 ...

Page 153: ...14 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Motor MainTop 150p C13018 C13017 150p 10V 2 2u C12000 L9910 82n L9911 82n VB9910 EAU62283801 2 1 ZD9721 C9910 1u D9910 VPWR PMIC_VIB_N ...

Page 154: ...era control signals are generated by voltage regulator U4136 LDO and powered by PM8110 U4100 Main Chipset START Check the camera Conn And reconnect the camera Change the Camera Check IOVDD C8009 DVDD C8011 AVDD C8010 Camera is OK Yes Yes Yes Yes Check the camera signals MCLK R2200 MIPI_ CLK FL8002 MIPI_DATA FL8003 Camera is OK No No No END Change the Main board END ...

Page 155: ...1 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 FL8002 5 6 3 1 4 2 P2 P4 P1 P3 P6 P5 C8008 4 7u C8011 4 7u VA8004 1V8_VREG_L7 1V8_VREG_L7 LDO_CAM_1V2 MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA1_N MAIN_CAM0_MIPI_DATA1_P MAIN_CAM0_MIPI_CLK_N MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_DATA0_N CAM0_I2C_SCL CAM0_I2C_SDA MAIN_CAM0_MCLK MAIN_CAM0_WP_N MAIN_CAM0_RESET_N 100pF 15 5V 12V 6 5pF option for 8M C...

Page 156: ...NG 156 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot MainTop MCLK C2200 MIPI_CLK FL8002 TP5 MIPI_DATA FL8003 DVDD C8011 IOVDD C8009 AVDD C8010 ...

Page 157: ... and 2 85V_VREG_L19 And its interface is MIPI having two data lanes and one clock lane START Press PWR key turn the power ON The LCD works Change the Main Board Disconnect and re connect LCD Connector CN80000 LCD display is OK Is the circuit Powered Yes Yes Yes No No No END Change the LCD Module Follow the Power ON Troubleshooting Check LCD Power 1V8_VREG_L14 C8003 2V85_VREG_L19 C8006 MIPI_DATA FL...

Page 158: ...CD_MIPI_DATA1_N LCD_MIPI_DATA1_P LCD_MIPI_DATA2_N LCD_MIPI_DATA2_P LCD_LED_A LCD_LED_C LCD_PWM LCD_RESET_N LCD_MAKER_ID LCD_VSYNC 40pF 18V MIPI_DATA FL8000 2V85_VREG_L19 C8006 MIPI_CLK FL8001 1V8_VREG_L14 C8003 C8013 1u L8001 1u D8000 VPWR C8015 10u U8001 B4 C1 A3 A4 E3 D3 E2 E1 B3 B2 A1 D2 A2 E4 B1 D4 D1 C4 C3 C2 TX STROBE VIN LED1_B PWM LED2_F LXB OUT_F1 SCL LED1_F OUT_F2 LXF2 LED2_B OVP_B SDA G...

Page 159: ...159 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot MainTop LCD_LED_A C8013 MIPI_CLK FL8001 2V85_VREG_L19 C8006 1V8_VREG_L14 C8003 MIPI_DATA FL8000 ...

Page 160: ...TROUBLE SHOOTING 160 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 15 BT WifiTS MainBot MainTop U5100 WCN3620 TP1 TP2 TP3 TP4 ANT5101 ...

Page 161: ...7 U5100 WCN3620 30 18 8 28 33 46 41 50 FM_HS_RX FM_SSBI FM_DATA BT_SSBI BT_DATA GND BT_CTL TCXO_IN C5104 82p FM_DATA FM_SSBI BT_CTL BT_SSBI BT_DATA WCN_TCXO_IN FM_ANT C5125 DNI ANT5101 EAG63730501 FEED ANT5102 TE_1_1H_C CLIP FEED C5122 1 8p C5124 1p C5118 1p 0 R5101 C5119 100p 3 9n L5105 L5104 3 6n 27p C5117 2 2n L5103 FL5100 3 2 1 IN GND OUT WL_BT_RFIO_2P4G RF Filter TP2 TP3 TP4 ...

Page 162: ...nd service purposes LGE Internal Use Only START BT WiFi will work properly Check the Signal level atTP1 C5104 Check the signal level atTP2 C5117 Check the signal level atTP3 L5104 Check the Antenna Clip ANT5101 Replace ANT5101 Replace FL5100 Replace U5100 Replace U4100 No No No No Yes Yes Yes Yes ...

Page 163: ...ING 163 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 16 GPSTS MainBot MainTop CN1105 TP2 TP4 TP1 TP6 U4100 PM8110 FL1106 LNA U1500 WTR2605 TP5 TP3 ...

Page 164: ... 45 60 61 62 51 43 55 41 49 RX_BB_IP XO_IN GNSS_BB_QP RX_BB_QP GNSS_BB_QM RX_BB_IM RX_BB_QM GNSS_BB_IM GNSS_BB_IP C1508 100p WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WTR_XO_IN TP1 CN1105 EAG63652301 FEED DNI L1131 C1177 2 2u 0 C1176 L1125 22n L1126 22n C1152 1p FL1106 EAM62633001 5 3 2 4 1 IN OUT G1 G2 G3 B9414 DNI ...

Page 165: ... GPS will work properly Check the Signal level atTP1 C1508 Check the voltage atTP5 2 85V Check the signal level atTP6 C1173 Check the signal level atTP4 L1133 Check the Antenna ClipTP2 CN1105 Replace CN1105 Replace FL1106 Replace FL1107 Replace U4100 The Problem may be Logic part Refer to Logic troubleshoot No No No No No Yes Yes Yes Yes Yes ...

Page 166: ...ctronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 17 FMTS MainBot C9037 10n DNI R9019 C9036 10n C9035 10n 1800 FB9006 FB9005 1800 1n C9021 FM_ANT HPH_L_OUT HPH_R_OUT EAR_MIC_JACK EAR_SENSE_JACK TP1 TP1 ...

Page 167: ... right reserved Only for training and service purposes LGE Internal Use Only START FM will work properly Check the ear jack condition Good Check the Signal level atTP1 C9021 Check BiasVoltage Good Replace ear jack Replace U5100 Replace U2100 No No No Yes Yes Yes ...

Page 168: ...010 TP5302 C C4153 C4141 C5311 R2108 R8012 C5312 C4134 C4135 C4187 C3324 R2207 L5309 C4182 TP5301 L1129 C5318 C5315 C4142 C5317 CN8002 C4144 L5307 C8016 C4152 U4133 C5316 C5310 L5304 C8017 C5319 C4188 R9601 R5001 U4135 FL8004 TP5307 TP5303 D9504 R9600 L5310 U5300 C115 R8011 TP5305 C5313 C5314 C3316 FL5300 C4146 L5302 C5309 TP5306 R2206 D9505 C4183 C4139 L5311 C9600 L5308 C8018 TP2 TP4 TP1 U5300 MT...

Page 169: ...A 19 2MHz X5300 2 1 3 4 SENSOR XTAL2 XTAL1 GND1 TP5306 L5307 22n 100p L5302 ZD5300 L5301 18n 836 5MHz 897 5MHz FL5300 5 3 2 4 1 IN OUT COUPLING1 COUPLING2 GND 18n L5304 EAN63031801 MTV222 U5300 E5 E4 E2 E3 C3 D2 C1 E1 D3 D4 B4 D5 B5 B2 C5 B1 A1 A2 C4 C2 B3 A4 D1 A5 UHFIN SDA LNAOUT VDDVCO EN INT1 VDDBB VDD12 ATEST LNALOADU REGCAP VSS1 DGND VDDRF GPD3 XTALP GPD0 SCL GPD1 VSS2 DVDD XTALN GPD2 DVDDIO...

Page 170: ...ses LGE Internal Use Only START DTV will work properly Check the voltage atTP1 1 8V CheckTP2 C5316 Is it 19 2MHz Check the Signal level atTP3 L5301 Check the Signal level atTP4 L5308 Replace FL5300 Replace ANT5300 Replace X5300 The Problem may be Logic part Refer to Logic troubleshoot No No No No Yes Yes Yes Yes ...

Page 171: ...urposes LGE Internal Use Only 4 DOWNLOAD TOOL INFORMATION TOOLVERSION DLL NAME USB DRIVER LGFLASHv160 LGD385_20140326_LGFLASHv160_ Download LGUnitedMobileDriver_S4981MAN38AP22_ML_WHQL_ Ver_3 8 1 Please Check theVersion to B2B H W Name Part No SW D L Cable Micro 5P 56 open 910K USB DLC RAD32167835 TOT ...

Page 172: ...4 DOWNLOAD 172 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 ...

Page 173: ...4 DOWNLOAD 173 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385_20140326_LGFLASHv160_Download zip LGD385 ...

Page 174: ...4 DOWNLOAD 174 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 175: ...4 DOWNLOAD 175 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 ...

Page 176: ...4 DOWNLOAD 176 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 177: ...4 DOWNLOAD 177 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 178: ...4 DOWNLOAD 178 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 179: ...4 DOWNLOAD 179 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 180: ...4 DOWNLOAD 180 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 181: ...4 DOWNLOAD 181 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 182: ...4 DOWNLOAD 182 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 183: ... Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 LGD385AT 00 V10a SSV XXX JUN 03 2013 0 tot LGD385 LGD385_20140326_LGFLASHv160_Download LGD385_20140326_LGFLASHv160_Download ...

Page 184: ...pyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 LGD385_20140326_LGFLASHv160_Download LGD385AT 00 V10a SSV XXX JUN 03 2013 0 tot LGD385 LGD385 ...

Page 185: ...4 DOWNLOAD 185 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 ...

Page 186: ...4 DOWNLOAD 186 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 LGD385_20140326_LGFLASHv160_Download LGD385 ...

Page 187: ...4 DOWNLOAD 187 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD385 LGD385 LGD385_20140326_LGFLASHv160_Download LGD385 ...

Page 188: ...PI_CSI1 1lane MSM8210 Accel Compass I2C Proximity Sensor GNSS_IQ GNSS_RF_IN GNSS Rx circuits RF_CLK1 Hall IC VGA VT MSM8210 1 2GHz Dual Cortex A7 WCN3620 BT WLAN FM WLAN IQ CTL 5 BT_SSBI FM_SSBI s Touch COB I2C TX 21 RX 11 GFF Touch Flash LED 5 0 WVGA 480X800 MIPI_DSI 2lane USIM1 USIM2 B L Booster VPWR MTV222 DTV 1SEG_SPI RESET SPMI PS_HOLD PM8110 PMIC BB_CLK1 19 2M TCXO HOME KEY DC Motor s ȉ5KPI ...

Page 189: ... DUPLEXER B2 PAM WTR_PRX_MB_2_IN GNSS A t RX_LB2_IN TRX1 TRX4 TX3_OUT RX_MB1_IN Dual PAM DUPLEXER DUPLEXER Tx_B1 Tx_B5 WTR_PRX_MB_1_IN GNSS Antenna WTR2605 UMTS RF GSM RF FEM RX_LB1_IN WTR_PRX_LB_1_IN 5 9 9dB Atten PDET_RFFB_IN GSM RF RX SAW DCS PCS RX_GSM1800 RX_GSM1900 RX1 RX2 WTR_PRX_MB_3_IN RX_LB3_IN LNA Filter TRX3 RX SAW FILTER WTR_PRX_LB_2_IN RX_GSM900 RX_LB2_IN TX1_OUT WTR_TX1_OUT RF_IN TX...

Page 190: ... WTR_TX1_OUT RF IN TX_GSM QUAD WTR2605 FEM SWPlexer TX1_OUT RF_IN WTR2605 GSM PAM TX SAW RX SAW RX_GSM1800 WTR PRX MB 3 IN RX1 DCS PCS 2in1 RX_GSM1900 WTR_PRX_MB_3_IN RX2 RX_MB3_IN TRX3 RX SAW FILTER WTR_PRX_LB_2_IN RX_GSM850 or GSM900 RX_LB2_IN Low Band DUPLEXER TX_MODULE_TRX_4 RX_GSM900 or GSM850 WTR_PRX_LB_1_IN RX_LB1_IN TRX4 D385 RF GSM ...

Page 191: ...X_MB_2_IN RX_MB2_IN PA0_R_0 MSM8210 GPIO49 Rx_B2 WTR2605 SWPlexer GSM PAM TX SAW LNA PRX MB1 IN SPDT_SEL PA0_R_1 GPIO49 GPIO50 GPIO56 ANT0_SW_SEL_0 GPIO51 GPIO52 ANT0_SW_SEL_1 ANT0 SW SEL 2 RX_LB2_IN WTR_PRX_LB_2_IN Rx_B8 TRX1 DUPLEXER TX_MODULE_TRX_1 LNA_PRX_MB1_IN RX_MB1_IN PA0_ON_2 PA0_ON_1 MSM8210 GPIO44 GPIO53 GPIO54 ANT0_SW_SEL_2 ANT0_SW_SEL_3 TRX1 Dual PAM HB 1 2 DUPLEXER TX3_OUT WTR_TX3_OU...

Page 192: ...L_BB_QN WL_BB_QP WLAN_Q_N WLAN_Q_P WLAN_DATA_2 WLAN DATA 1 WL_BT_RFIO Saw Filter WL_BT_RFIO_2P4G WLAN_BB_IM WLAN_BB_QP WLAN_BB_QM GPIO_26 GPIO_27 GPIO_24 GPIO_25 WL_CMD_SET WL_CMD_CLK WL_CMD_DATA1 WL_CMD_DATA0 WLAN_SET WLAN_CLK WLAN_DATA_1 WLAN_DATA_0 Ear jack _ GPIO_30 GPIO_22 GPIO_31 _ _ BT_CTL BT SSBI BT DATA BT_CTL BT_SSBI BT_DATA FM_HS_RX FM_ANT GPIO_28 GPIO_29 FM SSBI FM DATA FM_SSBI FM_DATA...

Page 193: ...V 600mA 1 5V 600mA 1 5V 600mA 1 5V 300mA 1 5V 600mA L5 L6 L7 L8 L9 VDD A2 1 3 VDD_WLAN VDD_P3_1 10 VDD_P7 VDD_CDC_IO VDD_CDC_TXRX 1V8_VREG_L6 1V8_VREG_L8 2V05_VREG_L9 1V8 VREG L10 4 9V 300mA 4 9V 300mA 4 9V 50mA 4 9V 600mA 4 9V 150 A TX_DAC1_IREF L10 L11 L12 L13 L14 VDD_P5 VDD_QFPROM_PRG VDD_A2_1 3 VDD_PLL2_1 3 VDD_USB_1P8 1V8_VREG_L10 2V95_VREG_L12 1V8_VREG_L14 VREG_XO VREG_RFCLK 4 9V 150mA 4 9V ...

Page 194: ...9 2MH 50 200MHz 50 200MHz 19 2MHz XTAL_19M_OUT SLEEP_CLK SLEEP_CLK SPMI_CLK PMIC_SPMI_CLK MIPI_DSI_CLK_P MIPI_DSI_CLK_N MIPI_CSI0_CLK_P MIPI_CSI0_CLK_N GPIO13 CAM_MCLK0 5 0 WVGA 480X800 8M AF MIPI_CSI1_CLK_P MIPI CSI1 CLK N 5M Option LGD380 LGD370 19 2MHz 19 2MHz 180 7MHz 996MHz GPIO37 UIM1_CLK GPIO33 UIM2_CLK MIPI_CSI1_CLK_N GPIO14 CAM_MCLK0 VGA 96MHz 4MHz 4MHz RF CLK1 GPIO78 1SEG_CLK_OUT WTR2605...

Page 195: ... RECEIVER 1307 2 7T 32ohm 0 3W RCV_P RCV_N SPK_P SPK_N Loud SPEAKER 1810 3T 8ohm 0 8W 8ohm 0 8W HPH_REF HPH L OUT MSM8210 AUDIO EAR JACK 3 5 ĭ HPH_L_OUT HPH_R_OUT EAR_SENSE_JACK EAR_MIC_JACK MIC BIAS 1 M i MIC NB MP3 AAC EVRC QCELP AMR CMX MIDI MIC_BIAS_1 Main MIC NB C MIC 44dB 2dB MIC IN3 P MIC_BIAS_1 MIC_IN1_P Sub MIC NB MIC_IN3_P C MIC 44dB 2dB ...

Page 196: ...4 COMMON_I2C_SCL COMMON_I2C_SDA LCD_PWM MIPI_CSI0_CLK_P MIPI CSI0 CLK N MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_CLK_N LDO_CAM_2V8 1V8 VREG L7 LED_F Camera Flash LED MSM8210 8M Camera _ _ _ MIPI_CSI0_LN1_P MIPI_CSI0_LN1_N MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA0_N GPIO_20 GPIO_21 GPIO_13 GPIO 16 MAIN_CAM0_VCM_PWDN MAIN_CAM0_RESET_N MAIN_CAM0_MCLK CAM0 I2C SDA 1V8_VREG_L7 IOVDD LDO_CAM_VCM_2V8 LDO_CA...

Page 197: ...ETQ 5 SDCARD_DET SDCARD_CLK SDCARD_CMD SDCARD_DATA 0 3 SDC2_CMD SDC2 DATA SDC2_CLK GPIO42 EBI_CS_0 EBI_CS_1 EBI_CKE_0 EBI_CKE_1 EBI_CA 0 9 CS_0 CS_1 CKE_0 CKE_1 CA 0 9 75 USIM1_CLK USIM1_RESET_N USIM1 DATA SDC2_DATA EBI_DATA 0 31 EBI_DM 0 3 EBI_DQS 0 3 EBI_DQS_B 0 3 DQS_c 0 3 DQS_t 0 3 DM 0 3 DQ 0 31 CA 0 9 GPIO37 GPIO38 US _ 75 USIM2_CLK USIM2_RESET_N USIM2_DATA eMMC_CLK MSM_RESOUT ZQ CLK G SDC1_...

Page 198: ...PIO_83 GPIO_81 DRDY INT SENSOR_I2C_SDA _ _ 2TQZKOKV 5GPUQT 8 84 I2C_SCL I2C_SDA GPIO_10 GPIO_11 2 5 PROXIMITY_INT_N 8 A84 A GPIO_80 I2C_SCL I2C_SDA INT 617 1 1A617 A 8 TOUCH_RESET_N GPIO_0 RESET VPWR TOUCH ATTN N 617 1 TOUCH_LDO_EN GPIO_75 5 6 4 ğUV 1RGP ğPF 0 8 A84 A TOUCH_I2C_SCL TOUCH_I2C_SDA GPIO_2 GPIO_3 I2C_SCL I2C_SDA ATTN TOUCH_MAKER_ID GPIO_76 PULL UP TOUCH_ATTN_N GPIO_1 1614 8294 2 A8 A0...

Page 199: ...u C1113 U1100 HRPF89165B 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 TRX1 GND3 VCC1 VCC2 GND4 GND17 GND1 GND11 GND14 GND13 GND12 GND9 GND8 GND6 RX1 GND2 ANT NC1 NC2 RX2 GND5 GND10 GND7 GND15 GND16 GND21 VBATT GND20 TRX4 GND19 TRX3 GND18 TRX2 GND22 RF_IN SPDT SW0 SW1 HB_EN LB_EN MODE0 MODE1 PGND SPDT_SEL TX_MODULE_TRX_1 GNS...

Page 200: ..._BB_QM RX_BB_IM VDD_RF2_XO RX_BB_QM VDD_RF1_DIG VDD_RF2_R_BB DNC GND10 34 VDD_RF1_R_VCO GND11 35 GND5 27 GND8 GND7 29 GNSS_BB_IM RF_ON VDD_RF2_T_DA VDD_RF1_T_PLL TX_BB_QM RX_MB1_IN SSBI_TX_GNSS GNSS_BB_IP 2V05_VREG_L9 0 1u C1516 L1501 10n 0 R1507 C1508 100p WTR_GNSS_RF_IN_1 WTR_PRX_LB2_IN WTR_PRX_MB3_IN WTR_TX1_OUT WTR0_TXBB_Q_N WTR0_TXBB_I_P WTR0_TXBB_I_N WTR0_GPDATA_1 WTR0_GPDATA_0 WTR0_TXBB_Q_P...

Page 201: ...1646 1p 3 3n C1641 VPWR C1631 1n C1636 1n 100n C1632 C1634 10u 10u C1633 C1635 100n L1603 2 2n C1600 DNI FL1601 EAM62711201 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 C1656 DNI C1640 6 8p L1611 1n DNI L1605 C1650 1 5n C2058 DNI R2004 100K 1V8_VREG_L8 DNI C2057 PT2000 100K DNI L1608 C1639 DNI TX_MODULE_TRX_1 TX_MODULE_TRX_2 TX_MODULE_TRX_4 PA0_R_0 PA0_R_0 PA0_R_1 B8_RX_IN WTR_PDET_IN...

Page 202: ... 01 33 TOL 0 01 R2106 33 R2108 TOL 0 01 20K R2111 C2112 DNI 1V8_VREG_L10 R2109 DNI C2110 DNI 0 R2103 C2107 1u R2104 0 R2110 DNI 2 2u C2101 R2112 DNI 0 R2105 WTR0_TXBB_Q_N WTR0_TXBB_I_P WTR0_TXBB_I_N WTR0_TXBB_Q_P WTR0_PRXBB_Q_P WTR0_PRXBB_Q_N WTR0_PRXBB_I_P WTR0_PRXBB_I_N WTR0_GNSSBB_Q_N WTR0_GNSSBB_I_N WTR0_GNSSBB_Q_P WTR0_GNSSBB_I_P WLAN_I_P WLAN_I_N WLAN_Q_P WLAN_Q_N MIC_IN1_P MIC_BIAS_1 EBI_DM...

Page 203: ...IO_81 BLSP1_SPI_CS2_N GP_PDM_0A ACCEL_INT2 GPIO_82 BLSP2_SPI_CS2_N GP_MN COMPASS_INT GPIO_83 BLSP3_SPI_CS2_N GYRO_INT_N GPIO_84 BLSP4_SPI_CS2_N BOOT_CONFIG_15 GPIO_85 BLSP4_3 GPIO_86 BLSP4_2 GPIO_87 BLSP4_1 GPIO_88 BLSP4_0 GPIO_89 BLSP5_3 GP_CLK_2B BOOT_CONFIG_11 GPIO_90 BLSP5_2 GP_PDM_1B GPIO_91 BLSP6_3 GP_CLK_3B BOOT_CONFIG_12 GPIO_92 BLSP6_2 GP_PDM_2B GPIO_93 GP_CLK_3A UIM3_DATA GPIO_94 GP_PDM_...

Page 204: ...C2306 R2300 0 C2307 0 1u 0 1u C2308 C2309 0 1u 0 1u C2321 0 1u C2322 0 1u C2323 0 1u C2327 0 1u C2328 C2330 0 1u C2331 0 1u C2332 0 1u 0 1u C2333 C2336 0 1u 0 1u C2337 0 1u C2338 C2351 0 1u 0 1u C2352 C2353 0 1u 1V2_VREG_L4 1V2_VREG_L4 1V8_VREG_L6 2V1_VSW_S4 1V2_VREG_L4 VPWR 3V075_VREG_L20 1V8_VREG_L6 2V95_VREG_L15 2V95_VREG_L12 2V85_VREG_L22 1V8_VREG_L6 2V95_VREG_L21 1V2_VREG_L2 1V8_VREG_L10 1V15...

Page 205: ...D_40 GND_41 GND_42 GND_43 GND_44 GND_45 GND_46 GND_47 GND_48 GND_49 GND_50 GND_51 GND_52 GND_53 GND_54 GND_55 GND_56 GND_57 GND_58 GND_59 GND_60 GND_61 GND_62 GND_63 GND_64 GND_65 GND_66 GND_67 GND_68 GND_69 GND_70 GND_71 GND_72 GND_73 GND_74 GND_75 GND_76 GND_77 GND_78 GND_79 GND_80 GND_81 GND_82 GND_83 GND_84 GND_85 GND_86 GND_87 GND_88 GND_89 GND_90 GND_91 GND_92 GND_93 GND_94 GND_95 GND_96 GND...

Page 206: ...D1_3 VDD1_2 VDD1_1 VDD2_6 VDD2_5 VDD2_4 VDD2_3 VDD2_2 VDD2_1 VDDQ13 VDDQ12 VDDQ10 VDDQ9 VDDQ8 VDDQ7 VDDQ6 VDDQ5 VDDQ4 VDDQ3 VDDQ1 VDDQ2 VCCQ VDDQ11 VDDCA3 VDDCA2 VDDCA1 VREFDQ VREFCA VCC2 VCC1 VDDI DNI R3300 DNI R3301 R3303 DNI R3302 DNI DNI R3307 DNI R3306 R3305 DNI DNI R3304 10K R3308 DNI C3302 DNI C3305 C3301 0 1u 0 1u C3304 1u C3306 0 1u C3307 C3308 1u 0 47u C3309 10n C3310 10n C3311 0 47u C33...

Page 207: ...BB_CLK MSM_PS_HOLD PMIC_SPMI_DATA PMIC_SPMI_CLK VREF_MSM_PX_MPP_1 WCN_TCXO_IN SLEEP_CLK MSM_RESIN_N BB_CLK_EN VREF_BAT_THERM BATT_UIM_ALARM JTAG_PS_HOLD PM_KYPD_PWR_N PCB_REVISION PCB_REVISION VBAT_THERM PM_USB_ID REV 1 0 0 6125 4 1 4 1_PMIC_PM8110_DATA CAD Note Route these signals close together without any other connections to intermediate GND fills C4105 GND must connect via directly to the mai...

Page 208: ...23 2 2u 2 2u C4120 2 2u C4125 VPWR DNI C4133 DNI C4132 DNI C4131 DNI C4130 DNI C4129 VPWR VPWR TP4110 1V8_VREG_L7 C4118 10u VCOIN PMIC_VIB_N 4 1 4 2_PMIC_PM8110_POWER 47uF BACKUP BATT MSM analog 1 RF low V PSEUDO CAPLESS LDOs L4 L6 L7 L10 L12 L14 L15 L20 L21 and L22 Note If a decoupling capacitor of a pseudo capless LDO does not add up to 1uF on the load side install the capacitor close to the PMI...

Page 209: ...3 2_OVP_MAX14528 REV 0 4 C8013 1u L8001 1u D8000 VPWR C8015 10u U8001 B4 C1 A3 A4 E3 D3 E2 E1 B3 B2 A1 D2 A2 E4 B1 D4 D1 C4 C3 C2 TX STROBE VIN LED1_B PWM LED2_F LXB OUT_F1 SCL LED1_F OUT_F2 LXF2 LED2_B OVP_B SDA GND3 GND1 LXF1 EN GND2 10u C8014 10u L8000 R8004 DNI DNI R8003 ZD8004 EAV62175401 LD8000 2 1 COMMON_I2C_SCL COMMON_I2C_SDA TX_GTR_THRESH FLASH_STROBE_TRIG LCD_BL_EN LCD_LED_A LCD_LED_C LC...

Page 210: ...VDD_FM_VCO_1P3 VDD_BT_BB_1P3 VDD_BT_PLL_1P3 VDD_BT_VCO_1P3 VDD_BT_FM_DIG_1P3 VDD_WL_BB_1P3 VDD_WL_2GPA_1P3 VDD_WL_PLL_1P3 VDD_WL_UPC_1P3 VDD_WL_2GLNA_1P3 GND2 GND3 GND4 GND5 GND6 GND7 GND8 GND9 GND10 GND11 GND12 GND13 GND14 GND15 GND16 GND17 GND18 VDD_WL_2GPA_3P3 GND1 VDD_BT_RF_1P3 VDD_WL_LO_1P3 VDD_BT_DA_3P3 C5124 1p C5118 1p C5126 1p 0 R5101 R5100 0 C5119 100p 3 9n L5105 3V3_VREG_L16 1V3_VREG_L5...

Page 211: ...0 2 1 3 4 SENSOR XTAL2 XTAL1 GND1 TP5306 L5307 22n 100p L5302 ZD5300 L5301 18n 836 5MHz 897 5MHz FL5300 5 3 2 4 1 IN OUT COUPLING1 COUPLING2 GND 18n L5304 EAN63031801 MTV222 U5300 E5 E4 E2 E3 C3 D2 C1 E1 D3 D4 B4 D5 B5 B2 C5 B1 A1 A2 C4 C2 B3 A4 D1 A5 UHFIN SDA LNAOUT VDDVCO EN INT1 VDDBB VDD12 ATEST LNALOADU REGCAP VSS1 DGND VDDRF GPD3 XTALP GPD0 SCL GPD1 VSS2 DVDD XTALN GPD2 DVDDIO TP5301 TP5305...

Page 212: ... C9036 10n ZD6605 C9035 10n R9009 DNI L9003 100n C9030 33p J9000 EAG63550001 S W_Detect SPK_L SPK_R MIC GND ZD6603 R9013 1K DNI R9005 R9014 1 2K DNI R9017 VPWR C9031 33p 1800 FB9006 C9028 470p FB9005 1800 FB9008 1800 1n C9021 C9023 DNI ZD6602 ZD6601 MIC_BIAS_1 HPH_REF AUDIO_LDO_EN FM_ANT HPH_L_OUT HPH_R_OUT EAR_MIC_JACK EAR_SENSE_JACK MIC_BIAS_2 MIC_BIAS_2 MIC_IN2_N MIC_IN2_N Rev_0 4 6 6 1_Earjack...

Page 213: ...OIL DGMS Guide When USE TVS devices s Working Voltage must be greater than the Path voltage MC C04773 8 For ESD Protection Tuning points VA6903 VA6901 DNI R6925 DNI R6924 39p C6924 2 2K R6923 1K R6919 R6921 100 100 R6922 39p C6921 R6920 2 2K 39p C6920 MIC6920 2 1 2 2u C6925 VA6900 VA6902 2 2K R6913 100 R6912 R6911 100 R6910 2 2K C6915 2 2u C6914 39p C6911 39p 39p C6910 MIC6921 2 1 R6909 1K MIC_IN1...

Page 214: ...4 22 3 23 2 24 1 FL8000 10 9 8 4 7 3 6 2 5 1 P1 P5 P2 P6 P3 P7 P4 P8 G1 G2 1V8_VREG_L14 FL8001 5 6 3 1 4 2 P2 P4 P1 P3 P6 P5 2V85_VREG_L19 100n C8007 ZD8000 ZD8001 100n C8004 C8003 1u ZD8003 LCD_MIPI_CLK_P LCD_MIPI_CLK_N LCD_MIPI_DATA1_N LCD_MIPI_DATA1_P LCD_MIPI_DATA2_N LCD_MIPI_DATA2_P LCD_LED_A LCD_LED_C LCD_PWM LCD_RESET_N LCD_MAKER_ID LCD_VSYNC Pin Map Conn Change 0614 40pF 18V 7 1 5 3 LCD_5_...

Page 215: ...5 R18 R16 R12 R14 R20 R2 R17 AGND R22 R6 R7 R21 A6 T1 T0 SCL T3 R26 A3 A4 R24 R25 A2 A1 R23 GND R7201 1M VA7205 CN7200 ENBY0036201 23 22 24 21 25 20 26 19 27 18 28 17 29 16 30 15 31 14 32 13 33 12 34 11 35 10 36 9 37 8 38 7 39 6 40 5 41 4 42 3 43 2 44 1 10K R7203 1V8_VREG_L14 10K R7202 0 1u C7200 C7201 0 1u 1V8_VREG_L14 GND TOUCH_I2C_SCL TOUCH_I2C_SDA TOUCH_LDO_EN TOUCH_RESET_N LDO_TOUCH_ 3V0 TOUC...

Page 216: ... CN8002 11 10 12 9 13 8 14 7 15 6 16 5 17 4 18 3 19 2 20 1 1V8_VREG_L7 1V8_VREG_L7 LDO_CAM_1V2 1u 10V C4182 VPWR LDO_CAM_VCM_2V8 C4183 1u 6 3V EAN62669801 U4133 TLV70728PDQNR 5 3 2 4 1 VOUT VDD GND CE PGND 1V8_VREG_L8 MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA1_N MAIN_CAM0_MIPI_DATA1_P MAIN_CAM0_MIPI_CLK_N MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_DATA0_N VT_CAM_MIPI_DATA0_P VT_CAM_MIPI_CLK_N VT_CAM_MIP...

Page 217: ...VA9101 ZD9100 R9106 120 C9100 47u R9104 150K R9102 36K VBAT VREF_BAT_THERM C9103 1u C9102 100p C9101 100n VREF_BAT_THERM VBAT_SENSE VBAT_THERM BAT_ID 2 We recommend Ceramic Cap MC C06162 1 1 Do not connect negative of tantal Cap to positive voltage if use DGMS Guide REV 0 6 Routing Width 2mm 9 1 2_Battery_CNT_4P Use F 1 grade component 1 PCB rev 2 Device ADC 3 Thermistor temperature pheri MC C0476...

Page 218: ...C7 GND1 GND4 GND2 GND3 VA10002 DNI VA10000 DNI VA10003 DNI VA10004 DNI VA10005 VA10001 10 R10010 J10000 5000 12P 2_95D A1 R0 EAG63211701 C7 14 C1_1 15 C1 13 C3_1 C6 C2 C5 C5_1 C2_1 C3 C7_1 C6_1 16 GND6 VPP2 I O2 CLK1 RST2 GND2 GND1 RST1 VPP1 CLK2 GND3 VCC1 GND5 VCC2 GND4 I O1 15K R10000 R10001 15K C10006 1u 2V95_VREG_L12 2V95_VREG_L12 1u C10005 C10002 10p 10p C10004 2V95_VREG_L15 10p C10007 2V95_V...

Page 219: ..._L18 1u C9600 6 3V 2V95_VREG_L21 DNI R9602 R9603 DNI R9606 1M VA9513 DNI R9604 DNI R9601 D9501 D9502 D9505 D9504 D9503 C9601 33p SDCARD_DATA_1 SDCARD_DATA_2 SDCARD_DATA_3 SDCARD_CMD SDCARD_CLK SDCARD_DET SDCARD_DATA_0 SD_CARD_DET SW1 SW2 Card Not Installed Card Installed Card Detect 1 8V GND 06 13 6 5pF Clamping 12V 480pF Clamping 15 5V 6 5pF Clamping 12V DGMS Checklist spec 30pF under recommand 1...

Page 220: ...IAGRAM CN12000 SIDEKEY_3P_Contact 3 2 1 CN12003 2 1 VA12000 VA12001 VA12002 R12001 100 100 R12002 R12000 100 KEYPAD_SENSE_0 KEYPAD_SENSE_1 PM_KYPD_PWR_N SideKey Module POWER key module 0531 change 12 3V 65pF 150W 0531 change VOL_DOWN VOL_UP Vol UP DOWN 12 3V 65pF 150W 0531 change POWER LOCK KEY 9 7 1_Power_Lock_Volume_Key Rev_0 3 ...

Page 221: ...6 VA12007 D9203 2 1 D9202 2 1 FL9200 4 2 3 1 IN OUT GND1 GND2 D9910 VPWR VBUS_USB_OVP_IN CN9200 EAG63510401 04 5151 005 104 883 11 10 9 5 4 3 2 1 8 7 6 USB_D_M USB_D_P KEYPAD_SENSE_2 PM_USB_ID SPK_N SPK_P PMIC_VIB_N Top side C clip contact Rev_0 5 to detect ID when MSM PHY is off Lower connector W5 9 2 1_IO_USB2 0 0531 change 12 3V 65pF 150W 9 9 1 1_Motor Rev_0 3 PM_USB_ID Direct connection to USB...

Page 222: ...7 BGA PIN MAP 222 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 00 MSM8210 ot Used 7 BGA PIN MAP U2100 MSM8210 Not Used ...

Page 223: ...7 BGA PIN MAP 223 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U4100 PM8110 0 PM8110 Not Used Not Used ...

Page 224: ...7 BGA PIN MAP 224 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 300 Memory Not Used U3300 Memory Not Used ...

Page 225: ...7 BGA PIN MAP 225 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 00 S7020 ot Used U7200 S7020 Not Used ...

Page 226: ...7 BGA PIN MAP 226 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5100 WCN3620 U5100 WCN3620 Not Used Not Used ...

Page 227: ...7 BGA PIN MAP 227 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Not Used U1500 WTR2605 0 WTR2605 ot Used ...

Page 228: ...7 BGA PIN MAP 228 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ALL USED PIN U8001 RT8542 1 RT8542 Not Used Used ...

Page 229: ...0 C1105 C5107 C2057 C5126 L1501 C2359 C5108 C5301 C12003 C1613 R2100 L1109 C4105 C1635 C1616 C2301 TP4101 C2360 C5118 R3301 C5116 C3304 C1656 C4117 C2104 R4117 C1117 C5105 C4102 C1174 R4109 C1506 C6924 C9033 VA12001 C6700 U1500 L8001 C1504 L1611 C1505 C1639 C6925 C8015 C4107 L4112 C4108 C1643 R1104 C5111 C6921 R9005 R1106 C1173 U8001 R1500 L4111 R2215 L1603 C2304 R2004 C8014 C1152 C4137 C7205 C412...

Page 230: ...1 C5319 C4188 C9023 L9911 VA8000 C9021 C10004 R9601 R2208 R9105 ANT1101 VA10004 FB9005 C4300 R2101 R5001 U4135 C2312 ZD8003 C2323 ZD6602 C6911 C2363 FL8004 R2209 C12002 TP5307 TP5303 VA6902 C6914 R9992 D9504 R9600 L5310 U5300 R9104 VA10001 C1150 FL8002 C2327 FL9200 C2310 C3312 L6450 C13018 L9910 R8011 C6450 C2316 R5101 C2336 C2103 VA8002 C8010 J10000 C9035 TP5305 VA9101 C5313 R6909 D9910 C5314 C80...

Page 231: ...00 AllType BJAY0024021 USB Cable USB Cable RAD32247898 Power Cable DC Power Cable RAD32247878 I O Cable 5P E SATA_DC_Plug RAD32167861 RF Cable_Main MS 156C BJAY0024004 Power Supply_PIF Power Supply 5 3V Power Supply_Phone Power Supply 5 0V RFTest Equipment E5515C 8960 NOTICE 1 Use the dummy Battery Refer to Attached image 1 Phone states Power off 2 If do not use the dummy battery GSMTX fails 2 Por...

Page 232: ...9 CALIBRATION 232 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 233: ...3 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D385 MS695 Tachyon36 LGMS695_20120213_Calibration D385 TachyonV48 LGD385 20140327 ALL File Calibration ...

Page 234: ...9 CALIBRATION 234 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 235: ...9 CALIBRATION 235 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D385 ...

Page 236: ...9 CALIBRATION 236 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D385 D385 D385 D385 D385 D385 D385 D385 ...

Page 237: ...9 CALIBRATION 237 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D385 ...

Page 238: ...9 CALIBRATION 238 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 0V 5 0V 5 2V ...

Page 239: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only RFcable MS 156C P No BJAY0024004 5 2V MS 156C 1 2 RIF 200 and phone are connected in 5P E SATA DC_Plug 5PE SATADC_Plug No RAD32167861 ...

Page 240: ...9 CALIBRATION 240 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 241: ...9 CALIBRATION 241 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 242: ...9 CALIBRATION 242 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 243: ...9 CALIBRATION 243 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Tachyon 36 Tachyon_36 ...

Page 244: ...9 CALIBRATION 244 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 0V 5 2V ...

Page 245: ...9 CALIBRATION 245 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 246: ...9 CALIBRATION 246 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 247: ...9 CALIBRATION 247 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only D385 D385 D385 D385 D385 D385 D385 MS695 MS695 D385 ...

Page 248: ...9 CALIBRATION 248 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only L22 MS695 MS695 D385 ...

Page 249: ...9 CALIBRATION 249 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 RF900 D385 MS695 MS695 D385 ...

Page 250: ... reserved Only for training and service purposes LGE Internal Use Only 10 HIDDEN MENU Hidden Menu Start Start shortcut keys 3845 385 Hidden Menu Start the desired menu Menu click Version Info Classified Information representation Hidden Menu Settings Version Info ...

Page 251: ... purposes LGE Internal Use Only Factory Reset Format SD Card SD Card Data reset Factory Reset Reset as default Factory Settings Delete Userdata Disabled Hidden menu WCDMA Only Factory Reset AAT DeviceTest AllautoTest You can test all functions automatically Auto AllTest Result You can checkTest Results ...

Page 252: ...d2 connecting both SIMs is PASS SD Card connecting is PASS Ear Phone No connecting is PASS Charging Mode connecting is PASS Battery higher than 20 is PASS Key PressTest Check below Items Up Down key Hard Key Power key Hard Key Menu key Touch Key Home key Touch Key Back key Touch Key Proximity Sensor Blind the Proximity sensor Main CameraTest Snapshot Touch screen to capture VT CameraTest ...

Page 253: ...Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CameraTest Camcoding Camera is recoding for 5 seconds 2D LCD DisplayTest Check Black White Color SoundTest ...

Page 254: ...G Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only VibratorTest Touch DrawingTest Draw a guide line Motion SensorTest Check 3 positions Position side Position horizontally PositionVertically ...

Page 255: ...014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only GPS BTWifiTest GPS RF test CNO is some value OK Bluetooth Scanning is PASS OK WiFi Scanning is PASS OK OneSeg test DTV is PASS OK ...

Page 256: ...onics Inc All right reserved Only for training and service purposes LGE Internal Use Only FM RadioTest 87 5 Mhz is scanned automatically Connect ear jack Sound LoopbackTest On is test mode on Off is test mode off Can check Receiver mode SPK mode ...

Page 257: ... 257 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 DISASSEMBLE GUIDE 1 Disassemble Battery Cover Take apart the battery cover using notch left low part ...

Page 258: ...SSEMBLE GUIDE 258 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 Disassemble Battery Screw Take apart the battery and remove screw 11 point ...

Page 259: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 Disassemble REAR 1 4 3 2 5 1 2 3 4 5 1 Using a finger in the left of the phone and unhook bottom right and top you should unhook inside to outside Back view ...

Page 260: ... LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Disassemble Main PCB Be carefully damage c clip and narrow part of PCB 1 Take connectors 1 2 out of the Main PCB 2 Take apart the Main PCB ...

Page 261: ...11 DISASSEMBLE GUIDE 261 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Complete disassembling D385 ...

Page 262: ... Machine Damper Camera Insulator Tape Window Cover Assembly Front Tape Window Cap Button Assembly Button Side Plate Assembly MBG01 MBL01 MBL02 EAJ00 EAG00 EAB01 ACK00 EAA00 FAB01 EBR00 SC000 ABM00 MBK00 EBP00 EBP01 EAC00 ACQ00 Button Side Cap Cap LCD Module TFT Jack Phone Receiver Contact Assembly Retractable Antenna RF Screw Machine PCB Assembly Main Can Shield Can Assembly Shield Can Shield Came...

Page 263: ...C ACQ87074802 LGD385 ABTMBK BK BLACK BLACK W6_D385_REAR SVC BK 5 MCR000000 Decor MCR65348702 COMPLEX LGD385 ABTMBK SV SILVER SILVER D385 DECO SPEAKER BK 5 MCQ074201 Damper Speaker MCQ67646301 COMPLEX LGD385 ABTMBK ZZ Without Color 5 MCQ074200 Damper Speaker MCQ67646201 COMPLEX LGD385 ABTMBK ZZ Without Color 5 MCQ009400 Damper Camera MCQ67609401 COMPLEX LGD385 ABTMWH ZZ Without Color W6_PAD_CAMERA ...

Page 264: ...6901 COMPLEX LGD385 ABTMWH ZZ Without Color D385 TAPE PROTECTION WINDOW USP 4 MEZ000000 Label MLAZ0038301 COMPLEX LG VX6000 ZZ Without Color PID Label 4 Array PRINTING 4 ACQ01 Cover Assembly Front ACQ87213102 LGD385 ABTMBK BK BLACK BLACK D385_Assy_Front_BK 5 MJN000000 Tape MJN68770901 COMPLEX LGD385 ABTMWH ZZ Without Color W6_TAPE_DECO_RECEIVER 5 MJN000005 Tape MJN69127201 COMPLEX LGD385 ABTMWH ZZ...

Page 265: ...t Color 6 MDQ000000 Frame MDQ63796601 CASTING MG LGD385 ABTMWH WH WHITE WHITE L80 D385 Mg Die casting frame 6 MET099501 Insert Nut MICE0016904 COMPLEX MECH_COMMON ZZ Without Color 6 MCK032700 Cover Front MCK68028802 MOLD PC LGD385 ABTMWH BK BLACK BLACK L80 D385 FRONT BK 5 AGU00 Plate Assembly AGU74747901 LGD385 ABTMWH ZZ Without Color DECO RECEIVER ASSY STS 5 MBG01 Button Side MBG65102502 COMPLEX ...

Page 266: ...M74296101 LGD385 ABTMWH SV Silver W6_D385_SHIELD CAN_TOP 6 MEV000000 Insulator MEV65011801 COMPLEX LGD385 ABTMWH ZZ Without Color D385 INSULATOR SHIELD CAN 6 MBK00 Can Shield MBK63753301 PRESS STS 304BA 0 15 LGD385 ABTMWH SV Silver W6_D385_SHIELD_CAN_TOP 6 MDS000000 Gasket MDS64692101 COMPLEX LGD385 ABTMWH ZZ Without Color D385 GASKET SHIELD TOP 1 AGF000000 Package Assembly AGF77539001 LGD385 ABTM...

Page 267: ...EX LGD685 EBRABK ZY Color Unfixed Plate Type S for Brazil Gift Box 2 MGA000000 Pallet MPCY0019330 COMPLEX KS360 ZAFBK ZZ Without Color 2 MEZ084101 Label Unit Box MLAQ0018501 COMPLEX GB280 VIV RD CKD_SP ZZ Without Color LabelNew Gift Box Label for Brazil GB230 Vietnam Label 1 AAD000000 Addition Assembly AAD86612301 LGD385 ABTMBK BK BLACK BLACK 2 ACQ00 Cover Assembly Battery ACQ87040702 LGD385 ABTMB...

Page 268: ...801 TLE 1030MFS 3V 100mA 0A 12KRPM 0RPM 0SEC 0GF CM 34OHM 4 EAX00 PCB Flexible EAX65692001 LGD385 ABTMBK 1 0 Single 1 0 25T Flexible 4 EBD00 Touch Window Assembly EBD61786201 STWC L0057B CAPACITIVE TOUCH GFF Synaptics S7020 5 inch B to B Black SUNTEL CO LTD 4 EAJ00 LCD Module TFT EAJ62647701 LH500WV1 SD01 WVGA 5 0INCH 480X800 450CD COLOR 70 16 9 1000 1 60Hz Inverter N LED 2D LG Display Co Ltd 4 EA...

Page 269: ...F 0 25PF 50V C0G 55TO 125C 1005 R TP 1 0 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 MURATA MANUFACTURING CO LTD 6 C6450 C6451 C9601 Capacitor Ceramic Chip ECZH0000830 C1005C0G1H330JT000F 33pF 5 50V NP0 55TO 125C 1005 R TP TDK KOREA COOPERATION 6 ZD8000 ZD8001 ZD8003 Varistor SEVY0004401 ICVL0518400V500FR 18V 0 40pF 1 0 0 5 0 55 NONE SMD R TP INNOCHIPS TECHNOLOGY 6 C10005 C10006 C2324 C2341 C2345 C2347 C3308...

Page 270: ...3X5R0J104KT00NN 0 1uF 10 6 3V X5R 55TO 85C 0603 R TP TDK CORPORATION 6 C4144 C4146 C4152 C4153 Capacitor Ceramic Chip ECCH0004904 GRM155R60J105K 1uF 10 6 3V X5R 55TO 85C 1005 R TP MURATA MANUFACTURING CO LTD 6 C6452 Capacitor Ceramic Chip ECZH0025916 GRM0335C1E330J 33pF 5 25V NP0 55TO 125C 0603 R TP MURATA MANUFACTURING CO LTD 6 C2318 C2319 C2320 C2349 C2350 Capacitor Ceramic Chip ECCH0009106 C060...

Page 271: ...2882601 GRM1555C1H1R0C_H 1pF 0 25PF 50V C0G 55TO 125C 1005 R TP 0 5 0 05 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 MURATA MANUFACTURING CO LTD 6 D9500 D9501 D9502 D9503 D9504 D9505 Diode TVS EAH61693001 uClamp0541Z 5V 6V min 12V 2A 30W SLP0603P2X3 R TP 2P 1 SEMTECH INTERNATIONAL AG 6 C2367 C2368 C8017 C8018 Capacitor Ceramic Chip EAE62726601 CL03A225MQ3CRNC 2 2uF 20TO20 6 3V X5R 55TO 85C 0603 R TP 0 3T SAM...

Page 272: ...01MFR SMD ESD Common mode Filter INNOCHIPS TECHNOLOGY INNOCHIPS TECHNOLOGY 6 R6910 R6913 Resistor Chip ERHZ0000443 MCR01MZP5J222 2 2KOHM 5 1 16W 1005 R TP ROHM 6 R6909 R9991 R9992 Resistor Chip ERHZ0000404 MCR01MZP5J102 1KOHM 5 1 16W 1005 R TP ROHM 6 C1100 C1150 C1169 C1171 C5119 C9300 C9301 L5302 Capacitor Ceramic Chip ECZH0000813 C1005C0G1H101JT 100pF 5 50V C0G 55TO 125C 1005 R TP TDK KOREA COOP...

Page 273: ...D 6 C1176 R2103 R2104 R2105 R8008 R9018 Resistor Chip ERHZ0000401 MCR01MZSJ000 0OHM 5 1 16W 1005 R TP ROHM 6 VA7205 ZD8004 Varistor SEVY0003601 ICVL0505101V150FR 5 6V 0 100pF 1 0 0 5 0 55 NONE SMD R TP INNOCHIPS TECHNOLOGY 6 CN8002 Connector BtoB ENBY0039601 GB042 20S H10 E3000 20P 0 4MM STRAIGHT SOCKET SMD R TP 1M LS Mtron Ltd 6 C2313 C2314 Capacitor Ceramic Chip ECCH0009230 GRM033R61A222K 2 2nF ...

Page 274: ...Chip ERHY0009516 MCR006YZPJ222 2 2KOHM 5 1 20W 0603 R TP ROHM 6 L5309 Inductor Multilayer Chip ELCH0004715 1005GC2T27NJLF 27NH 5 200mA 0 9OHM 1 4GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP PILKOR ELECTRONICS LTD 6 L5304 Inductor Multilayer Chip ELCH0004714 1005GC2T18NJLF 18NH 5 200mA 0 65OHM 1 6GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP PILKOR ELECTRONICS LTD 6 CN9100 Connector Terminal Block EAG63370901 KQ03L...

Page 275: ... 2 5A SOD 882 R TP 2P 1 STC CORP 6 FL5300 Filter Saw EAM62890601 B8743 836 5MHz 897 5MHz 1 4x1 1x0 45t SMD R TP 5P EPCOS PTE LTD 6 L9910 L9911 Inductor Multilayer Chip ELCH0001425 LL1005 FHL82NJ 82NH 5 150mA 1 9OHM 1 15GHZ 10 SHIELD NONE 1 0X0 5X0 5MM R TP TOKO INC 6 R10000 R10001 Resistor Chip ERHY0042402 RC0201JR 0715KL 15KOHM 5 1 20W 0603 R TP YAGEO CORPORATION 6 ZD6601 ZD6602 Varistor SEVY0005...

Page 276: ...citor Ceramic Chip EAE62685301 CL05A105KA5NQNC 1uF 10 25V X5R 55TO 85C 1005 R TP 0 6T max Samsung 1 0 0 1 0 5 0 1 0 5 0 1 Murata 1 0 0 05 0 5 0 05 0 5 0 05 SAMSUNG ELECTRO MECHANICS CO LTD 6 L5311 Inductor Multilayer Chip EAP62108901 LQP03TN47NJ02D 47NH 5 100mA 3 6OHM 1 3GHZ 9 SHIELD 0 6X0 3X0 3MM R TP MURATA MANUFACTURING CO LTD 6 ANT5101 ANT5102 C Clip EAG63730501 TE 1 1H C CLIP 1P ANT TERMINAL ...

Page 277: ...25C 1005 R TP ROHM Semiconductor KOREA CORPORATION 6 SW1100 Connector RF EAG63293301 20549 001E NONE STRAIGHT SOCKET SMD R TP AU 50OHM 400mDB I PEX CO LTD 6 U12001 IC Acceleration Sensor EAN62637201 BMC150 Accelerometer with Geomagnetic Sensor 2 2X2 2X1 0 LGA R TP 14P Accelerometer with Geomagnetic Sensor BOSCH SENSORTEC GMBH 6 R9605 Resistor Chip ERHY0009506 MCR006YZPJ104 100KOHM 5 1 20W 0603 R T...

Page 278: ...5 R TP ROHM 6 J9600 Card Socket EAG63411001 1040320821 SD 8P STRAIGHT SMD T REEL HANKOOK MOLEX 6 L5310 Inductor Multilayer Chip EAP62226601 LQP03TG15NJ02D 15NH 5 170mA 1 9OHM 3 1GHZ 11 SHIELD 0 6X0 3X0 3MM R TP MURATA MANUFACTURING CO LTD 6 C5312 Capacitor Ceramic Chip ECCH0009520 MCH032A150JK 15pF 5 25V X7R 55TO 125C 0603 R TP ROHM 6 ZD9722 Diode TVS EDTY0012102 PESD5V0V1BL 5V 5 8V min 12 5V 4 8A...

Page 279: ... HYNIX SEMICONDUCTOR INC 6 C4121 C4122 Capacitor Ceramic Chip EAE63182001 ZRA21MR61C226M 22uF 20TO20 16V X5R 55TO 85C 2416 R TP L 2 4 0 1 W 1 65 0 1 T 1 15 0 05 0 15 Max 1 2T Murata Acoustic Noise MLCC ZRA MURATA MANUFACTURING CO LTD 6 C4116 Capacitor Ceramic Chip EAE63143001 ZRB18AR61A226M 22uF 20TO20 10V X5R 55TO 85C 1608 R TP L 1 6 0 2 W 0 8 0 2 T 1 0 0 2 Max 1 2T Murata Acoustic Noise MLCC ZRB...

Page 280: ...TO 85C 0603 R TP TDK CORPORATION 6 R2111 Resistor Chip ERHY0009554 MCR006YZPF2002 20KOHM 1 1 20W 0603 R TP ROHM 6 R5001 R5101 R8005 R8011 R9016 R9107 Resistor Chip ERHY0009501 MCR006YZPJ000 0OHM 5 1 20W 0603 R TP ROHM 6 C2312 C2329 C2346 C2364 C2365 Capacitor Ceramic Chip ECCH0009228 GRM033R61A472K 4700pF 10 10V X5R 55TO 85C 0603 R TP MURATA MANUFACTURING CO LTD 6 C4144 C4146 C4152 C4153 Capacitor...

Page 281: ...311 C5313 C5314 C5315 C5318 C8003 C8016 C9103 Capacitor Ceramic Chip EAE62762301 CL03A105MP3NSNC 1uF 20 10V X5R 55TO 85C 0603 R TP 0 33 MM SAMSUNG ELECTRO MECHANICS CO LTD 6 U8700 IC Hall Effect Switch EAN62357301 S 5712ACDL1 Hall IC 1 6X1 2 HVSOF R TP 4P SEIKO INSTRUMENTS INC 6 C1100 C1150 C1169 C1171 C5119 C9300 C9301 L5302 Capacitor Ceramic Chip ECZH0000813 C1005C0G1H101JT 100pF 5 50V C0G 55TO ...

Page 282: ...CH153CN103KK 10nF 10 16V X7R 55TO 125C 1005 R TP ROHM Semiconductor KOREA CORPORATION 6 L4110 L8001 Inductor Wire Wound Chip EAP62526501 TFM201610GHM 1R0MTAA 1UH 20 3A 3 6 3 0 06OHM SHIELD 2 0X1 6X1 0 MM R TP TDK KOREA COOPERATION 6 C4158 Capacitor Ceramic Chip ECCH0000122 MCH155A470JK 47pF 5 50V NP0 55TO 125C 1005 R TP ROHM Semiconductor KOREA CORPORATION 6 C1174 Capacitor Ceramic Chip ECCH000921...

Page 283: ...11 R6912 Resistor Chip ERHY0003301 MCR01MZP5J101 100OHM 5 1 16W 1005 R TP ROHM 6 FL1602 Filter Duplexer EAM62671701 SAYFH836MBC0F0A 881 5 MHz 869 to 894 MHz 836 5 MHz 824 to 849 MHz 1 7 typ 2 0 max 1 2 typ 2 0 max 2 0x1 6x0 6t DUAL SMD R TP 9P MURATA MANUFACTURING CO LTD 6 C1113 C1116 C2359 C3300 C4117 C5102 Capacitor Ceramic Chip EAE62506501 CL05A475MP5NRNC 4 7uF 20 10V X5R 55TO 85C 1005 R TP SAM...

Page 284: ...1PF 50V C0G 55TO 125C 1005 R TP 0 5 0 05 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 MURATA MANUFACTURING CO LTD 6 VA6902 VA9513 Varistor SEVY0007901 ICVS0505481FR 5 6V 0 480F 1 0 0 5 0 55 NONE SMD R TP INNOCHIPS TECHNOLOGY 6 C1105 Inductor Multilayer Chip ELCH0001035 HK1005 4N7S T 4 7NH 0 3NH 300mA 0 21OHM 4GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP TAIYO YUDEN CO LTD 6 R12003 Resistor Chip ERHY0009536 MCR006YZPF...

Page 285: ...3N3S T 3 3NH 0 3NH 320mA 0 23OHM 6 7GHZ 5 SHIELD 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 6 C4111 Capacitor Ceramic Chip ECCH0010801 CV21X5R106K10AT 10uF 10TO 10 10V X5R 55TO 85C 2012 R TP 1 25 KYOCERA CORP 6 FB9005 FB9006 Filter Bead SFBH0008102 BLM15HD182SN1D 1800 ohm 1 0X0 5X0 5 25 2 2 ohm 0 2A SMD R TP 2P 0 MURATA MANUFACTURING CO LTD 6 L5100 Inductor Multilayer Chip ELCH0001431 LL1005 FHL68NJ 68...

Page 286: ...B 3 32 3 55 0 63 0 4pitch WLCSP R TP 61P QUALCOMM INCORPORATED 6 U1100 Module Tx Module EAT62313201 HRPF89165B 0DBM 0DB 0 0A 0A 0DB 0DBM 0DBM 42P 6 0x6 0x1 0MM TxM for WTR2605 SP6T MURATA MANUFACTURING CO LTD 6 R2206 R2207 R2208 R2209 Resistor Chip ERHY0009516 MCR006YZPJ222 2 2KOHM 5 1 20W 0603 R TP ROHM 6 C6450 C6451 C9601 Capacitor Ceramic Chip ECZH0000830 C1005C0G1H330JT000F 33pF 5 50V NP0 55TO...

Page 287: ...ELD 1 6X0 8X0 8MM R TP MURATA MANUFACTURING CO LTD 6 C4113 Capacitor Ceramic Chip ECZH0001210 C1005Y5V1A474ZT000F 470nF 20TO 80 10V Y5V 30TO 85C 1005 R TP TDK KOREA COOPERATION 6 C1167 Capacitor High Frequency Ceramic Chip EAE62882601 GRM1555C1H1R0C_H 1pF 0 25PF 50V C0G 55TO 125C 1005 R TP 0 5 0 05 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 MURATA MANUFACTURING CO LTD 6 R2003 Resistor Chip EBC62316201 RC060...

Page 288: ...9X1 0X1 4 L X W X H SERVEONE CO LTD 6 R4100 Resistor Chip ERHY0009547 MCR006YZPF2003 200KOHM 1 1 20W 0603 R TP ROHM 6 D8000 Diode Schottky EAH61992701 PMEG6002EB 600mV 60V 200mA 0SEC 20pF 0W SOD523 R TP 2P 1 NXP Semiconductors 6 L4111 Inductor Wire Wound Chip EAP62266501 MAMK2520T1R0M 1UH 20 2 7A 3 1 2 7 0 059OHM SHIELD 2 5X2 0X1 2MM R TP TAIYO YUDEN CO LTD 6 C1638 Inductor Multilayer Chip EAP6234...

Page 289: ...P MURATA MANUFACTURING CO LTD 6 R12005 Resistor Chip ERHZ0000441 MCR01MZP5J220 22OHM 5 1 16W 1005 R TP ROHM 6 L1125 L1126 Inductor Multilayer Chip EAP62246401 LG HK 0603 22NJ T 22NH 5 150mA 1OHM 1 8GHZ 5 SHIELD 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 6 C1104 Inductor Multilayer Chip EAP62447101 0603GC3T1N8SLF 1 8NH 0 3NH 300mA 0 4OHM 9GHZ 4 SHIELD 0 6X0 3X0 3MM R TP PILKOR ELECTRONICS LTD 6 C5105 Ca...

Page 290: ...5KT000N 2 2uF 10 6 3V X5R 55TO 85C 1608 R TP TDK KOREA COOPERATION 6 L1501 Inductor Multilayer Chip EAP62526201 LQP03TN10NJ02D 10NH 5 250mA 0 7OHM 3 2GHZ 14 SHIELD 0 6X0 3X0 3MM R TP MURATA MANUFACTURING CO LTD 6 C5110 Capacitor High Frequency Ceramic Chip EAE62883501 GRM1555C1H5R6C_H 5 6pF 0 25PF 50V C0G 55TO 125C 1005 R TP 0 5 0 05 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 MURATA MANUFACTURING CO LTD 6 C...

Page 291: ...A Y412H C8AA Y412H 8M AF Sony 1 4 BSI 8 5x8 5x4 75t MIPI FPCB 0 degree Bluefilter LG INNOTEK CO LTD 5 RAA050100 Resin PC BRAH0001303 UF2040 or 3075BHF NONE 2 EAC00 Rechargeable Battery Lithium Ion EAC62018307 BL 54SH BRZ TCD 3 8V 2 46AH 490mAH 49 65 5 5 49 68 5 8 BLACK Topcap BL 54SH 554965 2460mAh Tocad BRZ Bartype TOCAD DONG HWA CO LTD 2 EAD010000 Cable Assembly EAD62377902 LG0108 USB USB 1 0M 4...

Page 292: ...rt Number Spec Remark 2 MBM062600 Card Quick Reference MBM64516801 PRINTING LGD385 ABTMBK ZZ Without Color 2 EAB010200 Earphone Stereo EAB62808211 HC MYD LG174 20mW 16OHM 105DB 20HZTO20KHZ 1 08M BLACK 4 POLE PLUG open type I SOUND CO LTD 2 MFL053800 Manual Operation MFL68240402 PRINTING LGD385 ABTMBK ZZ Without Color Brazil PORTUGUESE 2 EAY060000 Adapters EAY62751801 MCS 02BR 90 264Vac 4 75V 5 25V...

Reviews:

No comments