LG LG-X230DS Page 20 Service Manual Download

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LGE Internal Use Only

3. TROUBLE SHOOTING

3.4.2.1 GSM850/900/1800/1900 Tx

3.4 GSM RF PART

J3101

Image

U3101

Main

Bot

Main

Top

U1001

Main

Top

1.GSM850 RX PATH

2.GSM900 RX PATH

3.DCS1800 RX PATH

4.PCS1900 RX PATH

5.GSM850/GSM900 TX PATH

6.DCS1800/PCS1900 TX PATH

7.COMMON T/RX PATH

U1301

U1506

U1507

U1503

U1505

U1517

Copyright

ⓒ

2017 LG Electronics. Inc. All right rese

rved. Only training and service purposes

Summary of Contents for LG-X230DS

Page 1: ...MODEL LG X230DS Internal Use Only MOBILE PHONE SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS M ANUAL Date Feb 2017 Issue 1 1 ...

Page 2: ...y bar 2 6 SW Specification 3 TROUBLE SHOOTING 12 3 1 Checking XO Block 3 2 Transceiver DC Power Supply 3 3 DC DC Block 3 4 ASM Block 3 5 GSM RF Part 3 6 WCDMA RF Part 3 7 LTE RF Part 3 8 Power 3 9 Charger 3 10 Audio 3 11 LCD 3 12 Touch 3 13 Sensor 3 14 USB 3 15 CAMERA 3 16 Connectivity Part 4 BLOCK DIAGRAM 65 5 CIRCUIT DIAGRAM 74 6 BGA PIN MAP 92 7 PCB LAYOUT 93 8 HIDDEN MENU 100 9 DOWNLOAD 102 10...

Page 3: ...VC repair you should check affect the Electric parts according to effect of Magnet When fastening the screw be careful not to damage the head of screw and even product C Attention Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personal should ground themselves by using a wrist strap when exchange system board When rep...

Page 4: ... 1 Band Specification Support Band TX Freq MHz RX Freq MHz LTE FDD3 1710 1785 1805 1880 LTE FDD7 2500 2570 2620 2690 LTE FDD28 703 748 758 803 WCDMA FDD1 1920 1980 2110 2170 WCDMA FDD5 824 849 869 894 WCDMA FDD8 880 915 925 960 EGSM 880 915 925 960 GSM850 824 849 869 894 DCS1800 1710 1785 1805 1880 PCS1900 1850 1910 1930 1990 4 ...

Page 5: ...0mAh Min 5 Chipset MT67637M 1 1GHz Quad core 6 Memory 8GB EMMC 1GB LPDDR3 External Memory SD Card Up to 32GB 1 Size 5 inch Display Type Active matrix TFT Transmissive Type Color 16 7M colors Resolution 854 H X 480 V 196ppi 8 Touch Type 5 inch Capacitive type 9 Main Camera 8M Type CMOS image sensor Resolution 3264 H X 2448 V pixels Image Scaling Down 8M 4 3 3264x2448 8M 16 9 3264x1836 EIS 1080P 211...

Page 6: ... 06 X 2 3T Receiver Speaker 15 X 11 X 3T Speaker Format MP3 AAC MIDI EAAC OGG AMR 11 Bluetooth Standard Bluetooth 4 2 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 14 FM type FM Radio 3 5pi Ear jack 6 ...

Page 7: ...ption Antenna BAR Specification Unit LTE WCDMA GSM 5 4 91 2dBm 89 2dBm 91 2dBm dBm 4 3 96 2dBm 94 2dBm 96 2dBm 3 2 99 2dBm 100 2 dBm 99 2dBm 2 1 101 2dBm 104 2dBm 103 2dBm 1 0 105 2dBm 110 2dBm 105 2dBm Item Specification Item WCDMA GSM 1 Sleep Mode Under 9mA Under 9mA 1 Sleep Mode 2 Sleep connector Ear jack Under 9 5mA Under 9 5mA 2 Sleep connector Ear jack 7 ...

Page 8: ...ar 9 Bar 8 43 42 Bar 20 Bar 19 98 97 Bar 8 Bar 7 38 37 Bar 19 Bar 18 93 92 Bar 7 Bar 6 33 32 Bar 18 Bar 17 88 87 Bar 6 Bar 5 28 27 Bar 17 Bar 16 83 82 Bar 5 Bar 4 23 22 Bar 16 Bar 15 78 77 Bar 4 Bar 3 16 15 Bar 15 Bar 14 73 72 Bar 3 Bar 2 13 12 Bar 14 Bar 13 68 67 Bar 2 Bar 1 8 7 Bar 13 Bar 12 63 62 Bar 1 Bar 0 3 2 Bar 12 Bar 11 58 57 Power off 2 1 Bar 11 Bar 10 53 52 Low battery pop up 15 5 Bar 1...

Page 9: ...il center 1 key Profile Yes not same with feature phone setting CLIP CLIR Yes Phone Book Name Number Email Groups Postal a ddresses Organizations IM Note Nick name Website There is no limitation on the number of items It depends on available memory amo unt Last Dial Number Yes Last Received Number Yes Last Missed Number Yes Search by Number Name Yes Group Yes There is no limitation on the number o...

Page 10: ...e Save Yes Send Receive Yes Save depends on content type Support video content type list 1 video mp4 2 video h263 3 video 3gpp2 video 3gpp Long Message MAX 2000 characters The standard of Open vender Cell Broadcast Yes CB app supports Cell Broadcast message Download Over the Web Game No Calendar Yes Memo Yes There is no limitation on the number of it ems It depends on available memory amount World...

Page 11: ...specification MMS Yes LG MMS Client EONS Yes CPHS Yes V4 2 ENS No Camera Yes 8M Real 5M Front AF Digital Zoom x4 JAVA No Voice Dial No IrDa No Bluetooth Yes Ver 4 2 FM radio Yes GPRS Yes Class 12 EDGE Yes Class 12 Hold Retrieve Yes Conference Call Yes Max 6 DTMF Yes Memo pad No TTY No AMR Yes SyncML No IM Yes Google Hangout Email Yes 11 ...

Page 12: ...Checking Flow TP1 X1302 TP1 X1302 Circuit Diagram Image Main Bot U1301 START Battery voltage higher than 3 5V Change or charging the Battery Check VCC YES YES NO NO Re solder or change X1302 U1301 Check Clock TP1 Re solder or change U401 YES The frequency is OK NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 12 ...

Page 13: ...Diagram Image Checking Flow TP3 2 8V C1304 TP1 1 8V C1306 TP2 1 8V C1307 TP1 TP2 TP3 Main Bot U1301 START Battery voltage higher than 3 5V Change or charging the Battery Check power on YES YES NO NO Reset software Check Software setting Re solder or change U401 YES TP1 TP2 and TP3 are OK NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 13 ...

Page 14: ...se Only FEM Mode Control Logic Table 3 3 1 FEM Mode Control Logic Table 3 3 FEM Front End Module Block Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 3 TROUBLE SHOOTING 14 ...

Page 15: ...le Block Circuit Diagram Image Checking Flow TP1 3 7 4 2V TP2 1 8V U3101 Main Bot TP1 3 7 4 2V C1529 TP2 1 8V C1528 Check TP1 Change or charging the Battery Check TP2 YES NO NO Re solder or change YES The Voltage of FEM is OK START Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 15 ...

Page 16: ...M Transceiver component 3 4 GSM RF PART Checking Flow START Check Transceiver Re solder or change Check Asm YES YES NO NO Re solder or change Check Pam Re solder or change YES The GSM Rf Part is OK NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 16 ...

Page 17: ...RX PATH 2 GSM900 RX PATH 3 DCS1800 RX PATH 4 PCS1900 RX PATH 5 GSM850 GSM900 TX PATH 6 DCS1800 PCS1900 TX PATH 7 COMMON T RX PATH U3101 J3101 Main Bot Main Top U1001 Main Top U1506 U1301 U1517 U1507 U1503 U1505 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 17 ...

Page 18: ...ignal path SW 3 4 GSM RF PART Circuit Diagram Image Checking Flow TP1 CON1500 CON1500 Main Bot TP1 Check TP1 NO Re solder or change YES The GSM RF signal pathis ok START Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 18 ...

Page 19: ...gram Checking Flow Image TP1 Main Top TP1 TP2 TP3 TP4 TP2 TP3 TP4 Check TP1 Re solder or Change Check TP2 YES YES NO NO Re solder or Change Check TP3 Re solder or Change YES Check TP4 NO START GSM RX Path is OK Re solder or Change NO YES Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 19 19 ...

Page 20: ...101 Main Bot Main Top U1001 Main Top 1 GSM850 RX PATH 2 GSM900 RX PATH 3 DCS1800 RX PATH 4 PCS1900 RX PATH 5 GSM850 GSM900 TX PATH 6 DCS1800 PCS1900 TX PATH 7 COMMON T RX PATH U1301 U1506 U1507 U1503 U1505 U1517 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 20 ...

Page 21: ...ng GSM PAM DC Power Circuit 3 4 GSM RF PART Circuit Diagram Checking Flow Image TP1 Main Bot TP1 3 8V Check TP1 NO Re solder or change YES The GSM PA Voltageis OK START Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 21 ...

Page 22: ...hecking RF signal path SW 3 4 GSM RF PART Circuit Diagram Image Checking Flow TP1 TP1 CON1500 Check TP1 NO Re solder or change YES The test bench is OK START Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 22 ...

Page 23: ...ram Image Checking Flow TP1 TP2 TP3 TP3 Main Bot Main Bot U3101 TP1 TP2 Check TP1 Re solder or Change Check TP2 YES YES NO NO Check TP3 Re solder or Change YES START RF signal path is OK Re solder or Change NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 23 ...

Page 24: ...nsceiver component 3 5 WCDMA RF Part Checking Flow START Check Transceiver Re solder or change Check Asm YES YES NO NO Re solder or change Check Pam Re solder or change YES The WCDMA Rf Part is OK NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 24 ...

Page 25: ...1 B5 B8 3 5 WCDMA RF PART Image 1 WCDMA RX Path J3101 Image U3101 Main Bot Main Top Main Top 1 B5 RX PATH 2 B8 RX PATH 3 B1 RX PATH COMMON T RX PATH U1506 U1301 U1505 U1507 U1503 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 25 ...

Page 26: ...mage Checking Flow TP1 TP3 TP2 Main Top Main Bot U1506 U1301 U1503 Check TP1 Re solder or Change Check TP2 YES YES NO NO Check TP3 Re solder or Change YES START B2 RF signal path is OK Re solder or Change NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 26 ...

Page 27: ...nal Use Only 3 TROUBLE SHOOTING 3 5 1 1 Checking RF signal path Band 1 3 5 WCDMA RF PART Circuit Diagram TP1 TP3 TP2 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 27 ...

Page 28: ...T Image Checking Flow Main Bot TP2 TP3 U1505 U1506 TP1 Main Top Check TP1 Re solder or Change Check TP2 YES YES NO NO Check TP3 Re solder or Change YES START B5 RF signal Path is OK Re solder or Change NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 28 ...

Page 29: ...nal Use Only 3 TROUBLE SHOOTING 3 5 1 2 Checking RF signal path Band 5 3 5 WCDMA RF PART Circuit Diagram TP3 TP2 TP1 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 29 ...

Page 30: ... PART Image Checking Flow TP3 TP2 U1507 U1506 TP1 Main Top Check TP1 Re solder or Change Check TP2 YES YES NO NO Check TP3 Re solder or Change YES START B8 RF signal path is OK Re solder or Change NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 30 ...

Page 31: ...nal Use Only 3 TROUBLE SHOOTING 3 5 1 3 Checking RF signal path Band 8 3 5 WCDMA RF PART Circuit Diagram TP1 TP3 TP2 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 31 ...

Page 32: ... B1 B5 B8 3 5 WCDMA RF PART Image 2 WCDMA TX Path 1 Band 1 TX PATH 2 Band 5 TX PATH 3 Band 8 TX PATH 5 COMMON T RX PATH Main Top con1500 Main Bot U1505 U1507 U1506 U1503 U1501 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 32 ...

Page 33: ... Top TP5 TP4 TP3 U3201 TP1 3 4V 4 3V TP2 3 4V 4 3V Check TP1 Re solder or Change Check TP2 YES YES NO NO Re solder or Change Check TP3 Re solder or Change YES Check TP4 TP5 NO START WCDMA PAM Power and Circuit is OK Re solder or Change NO YES Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 33 ...

Page 34: ...LE SHOOTING Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 3 5 2 1 Checking WCDMA PAM DC Power Control Circuit 3 5 WCDMA RF PART Circuit Diagram TP5 TP4 TP3 TP1 3 4V 4 3V TP2 3 4V 4 3V 34 ...

Page 35: ...Use Only 3 TROUBLE SHOOTING U1405 PAM CONTROL LOGIC 3 5 2 1 Checking WCDMA PAM DC Power Control Circuit 3 5 WCDMA RF PART Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 35 ...

Page 36: ... PART Circuit Diagram Image Checking Flow Refer to 3 5 1 1 Refer to 3 5 1 1 Check TP1 Re solder or Change Check TP2 YES YES NO NO Check TP3 Re solder or Change YES START RF signal path is OK Re solder or Change NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 36 ...

Page 37: ...P7 Re solder or change U1503 Check PA out TP5 Re solder or change U406 Check duplexer TRX TP2 NO START Check duplexer TXM TP1 Re solder or change U1506 YES YES YES YES Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes Main Bot TP4 TP5 TP6 TP7 U1405 U1505 TP3 U1503 TP1 RF Matching Component U1301 U1506 TP2 Main Top TP2 TP3 Circuit Diagram 37 ...

Page 38: ...l Use Only 3 TROUBLE SHOOTING 3 5 2 3 Checking RF signal path 3 5 WCDMA RF PART Circuit Diagram TP1 TP4 TP5 TP6 TP7 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP8 38 ...

Page 39: ... U1201 Main Top TP4 TP3 TP1 TP2 Battery voltage higher than 3 5V Change or charging the Battery Check power on YES YES NO NO Reset software Check Software setting Re solder or change U401 YES Check TP1 4 output and input NO START Connectivity is OK Re solder or change R1204 1205 1206 1207 NO Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 39 ...

Page 40: ...BT WIFI Signal Path 3 6 2 1 BT WIFI Trouble Shooting 3 6 Connectivity PART Main Top U1201 ANT1201 ANT1202 Antenna Matching RF Matching U1204 Main Bot U1205 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 40 ...

Page 41: ...le Shooting 3 6 Connectivity PART TP2 TP1 TP1 TP2 U1205 Main Bot YES NO YES NO OK Start Check TP2 si gnal Check TP1 si gnal Re solder or change U1201 U1205 Check device work or not Re solder or change U1204 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 41 ...

Page 42: ...E SHOOTING Image GPS Signal Path 3 6 3 1 GPS Trouble Shooting 3 6 Connectivity PART Main Bot ANT1201 ANT1202 U1203 SAW1202 To U1201 U1204 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 42 ...

Page 43: ...t YES NO YES NOT GOOD NO YES OK TP2 TP3 TP1 TP1 TP3 TP2 SAW U1202 U1203 Start Check TP3 signal Check TP2 signal Re solder or change U1201 U1203 Re solder or change U1202 Check TP1 signal Check device work or not Re solder or change U1204 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes Image 43 ...

Page 44: ...right ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes Checking Flow Start check FM su pply AVDD28 _FM Check FM matching components Re solder or change R1206 U401 FM function ok Re solder or change matching components Check U1201 Check Softw are setting Re solder or change U 1201 Reset software No Yes Yes No Yes No Yes No 44 ...

Page 45: ...X1301 START Battery voltage higher than 3 5V Change or charging the Battery Check TP YES YES NO NO NO Re solder or change X401 X1301 U101 Check Clock Re solder or change U401 YES Device can power on NO 32K X401 BATTERY CONNECTOR J501 CPU U101 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 45 ...

Page 46: ...05 TP5 VCORE 1 15 V VCORE__PMU L403 TP6 VUSB 3 3V VUSB33_PMU C157 TP7 VTCXO 2 8V VTCXO_0 C1304 TP8 VMC 3V VMC_PMU C153 TP9 VEMC_3V3 3 V VEMC_3V3 C612 TP10 Check Output Voltage of U401 PMU TP1 TP2 TP3 TP8 TP7 TP6 TP9 TP5 TP10 TP4 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes Oscillate frequency measurement Signal name Description Frequency MHz Measurment...

Page 47: ...ROUBLE SHOOTING 3 7 Power Checking Power signal Battery connector PMU Clock Circuit Diagram TP1 TP2 TP3 TP4 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP7 TP6 TP5 TP8 TP9 TP10 47 ...

Page 48: ... P7 Voltage Check Battery and charger Re solder or change J902 USB function ok Change battery or charger Check J501 Check U501 Check TP1 T P6 signal Re solder or change J501 Re solder or change U501 Re solder or change U401 U101 No Yes No Yes No Yes No Yes No Yes TP1 TP2 TP3 TP6 TP5 TP4 TP7 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 48 ...

Page 49: ...arger The charging controlled by BB chip MT6737M U101 PMU chip MT6328 U401 charge IC APL3225 U501 Circuit Diagram TP1 TP2 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP3 TP4 TP5 TP6 Charge IC TP7 USB 49 ...

Page 50: ...by PMU chip MT6328 U401 the PMU chip and the receiver are to be checked out Start Check TP1 TP4 Check REC Re solder or change R703 TP3 R704 TP4 Change receiver Speaker function ok Check PMU U401 Change PMU U401 No Yes No Yes No Yes TP4 TP3 TP1 TP2 TP1 TP3 TP4 TP2 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 50 ...

Page 51: ...ted by PMU chip MT6328 U401 the PMU chip and the speaker are to be checked out Start Check TP1 TP4 Check SPK Re solder or change R318 TP3 R319 TP4 Change Speaker Speaker function ok Check PMU U2001 Change PMU U2001 No Yes No Yes No Yes TP2 TP1 TP3 TP4 TP4 TP3 TP2 TP1 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 51 ...

Page 52: ... and the MIC are to be checked out Checking Flow Start Check TP1 TP4 Check soldering Re solder or change C742 C743 C715 C716 C717 Change U702 MIC function ok Check PMU U401 Change PMU U401 No Yes No Yes No Yes 3 9 Checking Audio Block TP4 TP3 TP1 TP2 TP1 TP2 TP4 TP3 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 52 ...

Page 53: ...03 Earphone SPK functio n ok Check J301 good conta ct with MB Re solder or change J301 No Yes No Yes No Yes TP4 3 9 Checking Audio Block 3 9 3 Audio_Ear MIC Disable detecting headset insert or No sound from Earphone Check the Ear Mic and PMU U401 TP2 TP1 TP3 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP4 TP1 TP3 TP2 Circuit Diagram 53 ...

Page 54: ... Image Checking Flow Start Check J901 Soldering Check TP13 TP14 Voltage Re solder or change J901 Re solder or change U401 Display function ok Re solder or change Z901 Z903 No Yes No Yes No Yes Check TP1 TP12 solder ing J901 TP3 TP1 TP6 TP10 TP12 TP8 TP2 TP4 TP5 TP7 TP9 TP11 TP13 TP14 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 54 ...

Page 55: ...rated by MT6737M Its interface is MIPI having two data lanes and one clock lane 3 10 Checking LCD Block Circuit Diagram TP13 TP14 TP2 TP6 TP4 TP8 TP10 TP12 TP1 TP3 TP5 TP7 TP9 TP11 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 55 ...

Page 56: ...sembled with LCD 3 11 Checking Touch Block Image Checking Flow TP1 J901 Start Check J502 Soldering Check TP1 Voltage Re solder or change J502 Touch function ok Re solder or change U401 No Yes No Yes Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP1 Circuit Diagram 56 ...

Page 57: ...hecking Flow Start Check U808 Soldering Check TP1 TP2 Voltage Re solder or change U808 Re solder or change U401 No Yes No Yes TP2 TP1 U808 TP3 TP4 G sensor function ok Re solder or change R302 R307 U101 No Yes Check TP3 TP4 signal Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP2 TP1 TP3 TP4 Circuit Diagram 57 ...

Page 58: ...off operation automatically Image Checking Flow Start Check U801 Soldering Check TP1 TP2 Voltage Re solder or change U801 Re solder or change U401 P Sensor function ok Re solder or change R302 R307 U101 Check TP3 TP4 signal No Yes No Yes No Yes U801 TP1 TP2 3 12 Checking sensor Block TP3 TP4 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP1 TP2 TP3 TP4 ...

Page 59: ...k VAUX T P1 Voltage Check TP1 TP2 TP3 TP4 TP5 short or not Re solder or change J902 USB function ok Re solder or change Z906 Check TP6 TP7 Voltage Check U101 so ldering Re solder or change U501 Re solder or change U101 No Yes No Yes No Yes No Yes TP5 TP4 TP1 TP2 TP3 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 59 ...

Page 60: ...ly 3 TROUBLE SHOOTING Circuit Diagram 3 13 Checking USB Block I O connector is used as the USB port TP2 TP5 TP4 TP3 TP1 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes TP6 TP7 60 ...

Page 61: ...e Check J1001 solderi ng change camera module Main camera function ok Re solder or change J1001 Check TP1 TP3 Voltage Check MCL K signal Check I2C M IPI signal Re solder or change U401 Re solder or change R1011 U101 Re solder or change Z1001 Z1005 R304 R 305 U101 No Yes No Yes No Yes No Yes No Yes TP5 TP4 TP6 TP7 TP8 TP10 TP9 TP1 TP2 TP3 TP11 TP12 TP13 TP14 TP16 TP15 Copyright ⓒ 2017 LG Electronic...

Page 62: ...amera control signals are generated by MT6737M U101 And powered by PMU U401 3 14 Checking camera Block Circuit Diagram TP1 TP6 TP5 TP4 TP3 TP2 TP8 TP7 TP9 TP10 TP16 TP15 TP11 TP13 TP12 TP14 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 62 ...

Page 63: ...b camera function o k Re solder or change J1002 Check TP1 TP3 Voltage Check MCL K signal Check I2C M IPI signal Re solder or change U401 Re solder or change R1028 U101 Re solder or change Z1 006 Z1007 Z1008 R304 R305 U101 No Yes No Yes No Yes No Yes No Yes Circuit Diagram Next Page TP8 TP7 TP5 TP6 TP3 TP2 TP1 TP9 TP10 3 14 Checking camera Block TP12 TP11 Copyright ⓒ 2017 LG Electronics Inc All rig...

Page 64: ...ock Sub camera control signals are generated by MT6737M U101 And powered by PMU U401 Circuit Diagram TP1 TP3 TP2 TP10 TP9 TP8 TP7 TP5 TP6 TP4 3 14 Checking camera Block TP12 TP11 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 64 ...

Page 65: ...D 5 0 FWVGA MIPI Acceleration BMA253 Main Camera 8M AF MIPI MT6737V WM RF Block MT6169 L Sensor STK3311 28A Sub Camera 5M FF MIPI MT6328V A PMIC Flash LED Driver IC SGM3785 Touch HX8527 LCD B L Booster SGM3756YTDI6G TR Vibrator Micro SD Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 65 ...

Page 67: ...T_N MT6625L WB_GPS_RF_IN Ear jack Matching WIFI_TRX_BT_TRX SAW LNA GPS_RFIN 26MHz BT_WIFI_GPS antenna MT6328 1V8_AVDD18_WBG RX_INP_GPS 2V8_VCN28_MT6625 3V3_VCN33_MT6625 2V8_VCN28_MT6625 2V8_VCN28 XO_IN OSC_GPS_26MHz Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 67 ...

Page 68: ...K 100mA VCAM_IO 150mA VCAMA 2V8_VTCXO_MTK 400mA VMCH SIM1 150mA VCAMD VBAT ACCELERATION BMA253 1 Operating Idle Typ TBDuA 2 Sleep Typ TBDuA 3V0_VSIM2_MTK TOUCH HX8527 1 Active Typ TBDmA 2 IDLE No Touch Typ TBDmA 3 Sleep TBDuA Main camera 8M 1 Operating TBDmA 2 HW Standby TBDuW P Sensor STK3311 28A 1 Operating typ TBDuA 2 Idle Sleep Typ TBDuA VCAMD VIBR 100mA 2V8_VIBR_MTK Vibrator ANPEC AP3225 VAPR...

Page 69: ...1 LPDDR3X32 8Gb eMMC X8 8GB DAT 0 7 eMMC_DATA 0 7 RST eMMC_RST CMD eMMC_CMD CLKM eMMC_CLK KMFNX0012M B214 MSDC1_INSI AP_SCLK AP_SIO SIM_DATA SIM_CLK SIM_RESET_N AP_SRST VSIM DDRAM_DQS_ 0 3 _P DQS 0 3 _T DDRAM_DQS_ 0 3 _N DQS 0 3 _C DDRAM_DQM 0 3 DM 0 3 3V3_eMMC_MTK 1V2_VLPDDR2_MTK EA 0 9 EDQS 0 3 nEDQS 0 3 DAT 0 7 RSTB CMD CLK VIO18 EMC_3V3 VM12 VMCH 3V0_VSIM SIM1_DATA SIM1_CLK SIM1_RESET_N SCLK S...

Page 70: ...P LCD_MIPI_DATA0_N LCD_MIPI_CLK_P LCD_MIPI_CLK_N LPTE LCD_RESET_N TDP0 TDN0 TCP TCN LRSTB VIO18 LPTE CTP TOUCH HX8527 VGP1_2V8 EIN_INT I2C_SDA I2C_SCL EINT122 SDA_1 SCL_1 VIO18 VGP1 VIO28 VIO28 PWM_BL LCD_P WM RST CTP_RST TDN1 TDP1 LCD_MIPI_DATA1_N LCD_MIPI_DATA1_P Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 70 ...

Page 71: ...M3785 OUT FLED2 VBAT Battery GPIO78 FLASH_EN GPIO80 TORCH_EN RST CLK_P CLK_N DATA 0 1 _P DATA 0 1 _N MCLK CAM_DATA 0 3 _P SCL SDA CAM_RESET_N RCP_A RDP 0 3 CMRST2 RCN_A CAM_CLK_P CAM_CLK_N CAM_DATA 0 3 _N RDN 0 3 RST2 CLK_P CLK_N DATA 0 3 _P DATA 0 3 _N IN I2C_SDA I2C_SCL CAM_MCLK MT6328 VCAMD VCAMA VCAMIO VCAMD VCAMA VCAMIO VCAMAF VCAMD VCAMA VCAMIO VCAMAF VCAMD VCAMA VCAMIO VCAMAF Copyright ⓒ 20...

Page 72: ...SPI_CLK SPI_CSN SPI_MOSI Main MIC AU_MICBIAS1 AU_MICBIAS1 MIC_P MIC_N EARMIC_P EARMIC_N SPI_MISO SPI_MISO SPI_MOSI SPI_CLK SPI_CSN EINT ACCDET ACCDET EINT EINT_HP EINT_PMU SPI_CLK SPI_CSN SPI_MOSI SPI_MISO AU_MICBIAS0 Sub MIC MIC_P MIC_N AU_VIN2_P AU_VIN2_N Audio PA AW8738 AU_HSP AU_HSN REC AU_HSP AU_HSN Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 72 ...

Page 73: ...ON BMA253 P SENSOR VIO18_PMU VIO28_PMU I2C_SCL I2C_SDA INT SCL SDA INT_PS INT SCL2 SDA2 EINT10 EINT62 INT SCL SDA MT6328 VIO18 VDDIO VDD VDD LEDA LEDCAT LEDCAT VIO28 STK3311_28A Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 73 ...

Page 75: ...DD_CPU U14 DVDD_CPU U15 DVDD_CPU U16 DVDD_CPU U17 DVDD_CPU U18 DVDD_CPU G9 DVDD12_EMI G12 DVDD12_EMI G14 DVDD12_EMI G16 DVDD12_EMI G18 DVDD12_EMI H9 DVDD12_EMI H12 DVDD12_EMI H14 DVDD12_EMI V19 DVDD_SRAM H16 DVDD12_EMI H18 DVDD12_EMI AA20 DVDD_LTE V20 DVDD_SRAM AA22 DVDD_LTE AA24 DVDD_LTE AB16 DVDD_LTE AB18 DVDD_LTE AB20 DVDD_LTE AB22 DVDD_LTE AB24 DVDD_LTE U19 DVDD_CPU U20 DVDD_CPU V14 DVDD_CPU W...

Page 76: ... LTE_TX_BBQN AH7 LTE_RX1_BBIP AJ7 LTE_RX1_BBIN AK6 LTE_RX1_BBQP AL6 LTE_RX1_BBQN AK7 LTE_RX2_BBIP AK8 LTE_RX2_BBIN AJ8 LTE_RX2_BBQP AH8 LTE_RX2_BBQN AH4 RFIC_ET_N AL18 RFIC1_BSI_D0 AG17 RFIC0_BSI_EN AL10 REFP AH5 RFIC_ET_P AG22 BPI_BUS9 AK19 RFIC1_TX_BSI_EN AK18 RFIC1_TX_BSI_CK AJ18 RFIC1_TX_BSI_D0 AL15 C2K_RX2_BBIP AL14 C2K_RX2_BBIN AH14 C2K_RX2_BBQP AJ14 C2K_RX2_BBQN AD2 RFIC_MIPI0_SCLK AB5 RFIC...

Page 77: ...4 D9 RDQ23 A11 RDQ22 C7 RDQ21 B10 RDQ20 B11 RDQ19 B8 RDQ18 A8 RDQ17 A9 RDQ16 A18 RDQ15 A17 RDQ14 C18 RDQ13 D17 RDQ12 B17 RDQ11 D15 RDQ10 B16 RDQ9 B15 RDQ8 A15 RDQ7 A14 RDQ6 D12 RDQ5 B13 RDQ4 C11 RDQ3 B12 RDQ2 C10 RDQ1 A12 RDQ0 B4 RCS_B B3 RCS1_B D4 RCKE D14 RDQM0 C14 RDQM1 D7 RDQM2 C19 RDQM3 E15 RDQS0 E17 RDQS1 E12 RDQS2 F20 RDQS3 F15 RDQS0_B F17 RDQS1_B F12 RDQS2_B E20 RDQS3_B F9 RCLK0 E9 RCLK0_B...

Page 78: ...TREF F3 VCN18 R13 VCN28 R12 VCN33 A9 AVSS45_VPROC B9 AVSS45_VPROC C8 AVSS45_VPROC B6 AVSS45_VCORE1 C6 AVSS45_VCORE1 D10 AVDD45_VPROC D11 AVSS45_VLTE D12 AVSS45_VLTE B3 AVSS45_VSYS22 A14 AVSS45_VPA A15 VPA B14 VPA_FB B16 AVSS45_SMPS G10 AVSS45_LDO A1 AVDD45_VSYS22 A3 AVSS45_VSYS22 F10 VRF18_0 F2 VIO18 B15 AVSS45_VPROC_FB C11 AVSS45_VLTE H3 AVDD22_LDO1 E1 AVDD22_LDO2 F1 AVDD22_LDO3 G1 AVDD22_LDO4 J1...

Page 79: ... ISINK1 R16 ISINK0 N4 ISENSE N14 AVSS45_ISINK U401 C MT6328V A MT6328V A R509 R0805_0 056R SH502 PAD_DIFFERENT 1 2 3 4 5 6 GND 7 GND J501 PAN25 04147 0501 C555 C0402_1UF PAD507 PAD_SPK REC MOT_1X2 PAD508 PAD_SPK REC MOT_1X2 C552 C0201_33PF_25V_J R505 R0402_0R R506 R0402_0R C527 C0201_NC C503 C0603_1UF_25V_K C504 C0201_33PF_25V_J 1 ACIN 2 ACIN 3 GND 4 VCDT 5 GATDRV 7 OUT 6 CHR_LDO 8 OUT 9 GND U501 ...

Page 80: ... AB4 VDD1 AB9 VDD1 F5 VDD2 F8 VDD2 J5 VDD2 K5 VDD2 L2 VDD2 L5 VDD2 T5 VDD2 U5 VDD2 V5 VDD2 W5 VDD2 AB5 VDD2 AB8 VDD2 T12 VDDQ U8 VDDQ U9 VDDQ V10 VDDQ V12 VDDQ W11 VDDQ Y8 VDDQ Y12 VDDQ AA9 VDDQ V2 VDDCA T8 VSSQ U10 VSSQ U12 VSSQ V8 VSSQ V9 VSSQ W8 VSSQ W13 VSSQ Y10 VSSQ AA11 VSSQ F2 VSS G4 VSS G8 VSS H3 VSS H5 VSS L4 VSS M3 VSS M4 VSS N4 VSS N8 VSS P4 VSS P12 VSS R3 VSS R4 VSS R8 VSS T4 VSS Y4 VS...

Page 81: ...02 BK1005HM102 T R713 R0201_0R R714 R0201_0R VCR702 ESD9B5V 2 TR VCR703 ESD9B5V 2 TR B709 B0402 BK1005HM102 T R715 R0201_47K R716 R0201_470K_J B710 B0402 BK1005HM102 T D708 ESD9P5 0ST5G D709 ESD9P5 0ST5G L701 L0201_NC NC B714 R0402_3 3K D711 ESD9X5 0ST5G B706 B0402 BK1005HM102 T B707 B0402 BK1005HM102 T R717 R0201_470R_J R721 R0201_470R_J C767 C0201_100NF_10V_K D700 ESD9X5 0ST5G C712 C0201_1UF C73...

Page 82: ...805 AK09911C C805 C0201_1UF R810 R0201_NC A1 VSS A3 SCL B1 VDD B2 TST B3 SDA U804 LS_AK09916C R812 R0201_NC R801 R0201_100K R804 R0201_0R C802 C0402_4 7UF_M R803 R0201_NC C801 C0402_4 7UF_M R802 R0201_10R C811 C0201_100NF_6 3V_K 1 SDA 2 INT 3 LDR 4 LEDK 5 LEDA 6 GND 7 SCL 8 VDD U801 LS_STK3311 28A 35A 1 ANT801 WKTM007 C01 1 ANT802 WKTM007 C01 KCOL1 3 GND SCL2 3 8 SDA2 3 8 VIO18_PMU 1 2 3 4 5 6 7 8...

Page 83: ...0 C920 C0201_33PF_25V_J C916 C0201_NC D921 ESD9X5 0ST5G C932 C0201_NC D901 WSB5819W 2 TR C914 C0201_33PF_50V_J C907 C0603_4 7UF_35V_M C910 C0603_1UF_50V_K R907 R0402_5 1R 1 FB 2 COMP 3 GND 6 VIN 5 CTRL 4 SW 7 GND U903 SGM3726YTDI6G TR R905 R0201_100K C909 C0201_220NF_M C901 C0201_NC C902 C0201_NC L901 SPH252010HR68NTY01 A1 GND A2 OUT A3 OUT A4 GND B1 ACOK B2 OUT B3 IN B4 GND C1 OVLO C2 IN C3 IN C4...

Page 84: ...1_100K R1025 R0201_100K C1019 C0402_10UF_10V_M C1018 C0402_10UF C1017 C0201_33PF_25V_J 6 LX 10 ENF 11 ENM 8 VOUT 9 VOUT 12 D1 14 D2 2 RSETF 1 RSETM 4 VIN 7 PGND 3 AGND 13 AGND 5 LX 15 GND U1001 KTD265 L1002 MPIE201610 2R2M LF MPIE201610 2R2M LF R1026 R0201_91K R1027 R0201_16 9K_F D1003 ESD9X5 0ST5G D1002 ESD9X5 0ST5G 1 2 D1001 EHP C04 NT21A P01 TR C1008 C0402_4 7UF_M C1007 C0402_100NF_10V_K R1028 ...

Page 85: ..._100K C1106 C0201_1UF D1104 ESD9X5 0ST5G 1 VCC C1 2 RST C2 3 CLK C3 4 GND C5 5 VPP C6 6 I O C7 7 DETECT D1 8 GND G2 9 GND G1 10 GND G3 11 GND G4 12 GND G5 13 GND G6 J1102 LS_CAF99 06133 0325 D1106 ESD9P5 0ST5G R1110 R0201_10R R1111 R0201_10R R1113 R0201_10R R1114 R0201_1K 1 2 SH1101 LS_818002831 1 2 SH1102 LS_818002831 1 2 SH1103 LS_818002831 1 2 SH1104 LS_818002831 C1112 C0201_NC R1131 R0201_NC R...

Page 86: ...3 FM_DBG 27 WB_CTRL4 15 WB_TX_QN 40 AVDD18_GPS 7 SDATA 5 F2W_CLK 13 GPS_RX_IN 17 WB_TX_IN 18 WB_TX_IP 19 WB_RX_QN 16 WB_TX_QP 41 GND U1201 MT6625L C1212 C0402_1UF R1204 R0402_0R R1205 R0402_0R R1203 R0402_0R L1208 L0201_NC C1211 C0201_4 7NF_16V_K C1213 C0201_100NF_10V_K C1215 C0201_100PF_25V_J L1209 L0201_10NH C1201 C0201_18PF R1210 R0201_0R L1204 L0201_NC L1203 L0201_NC 1 2 4GHZ 5GHZ 2 GND 3 1 57...

Page 87: ...PI N10 VRT M10 TST2 M9 TMEAS K6 BSI_CK J7 BSI_EN J6 BSI_D0 J5 BSI_D1 K4 BSI_D2 L12 GND G2 GND J4 GND K8 GND J8 GND K7 GND L3 GND U1301 MT6169 C1303 C0201_100NF_6 3V_K C1304 C0201_100NF_6 3V_K R1310 R0201_2K_F C1305 C0201_100NF_6 3V_K C1309 C0201_NC C1308 C0201_100NF_6 3V_K R1301 R0201_62R_F R1302 R0201_100R R1303 R0201_100R C1311 C0402_2 2UF 1 XTAL_IN OUT 2 GND THERMISTOR_OUT 3 XTAL_IN OUT 4 THERM...

Page 88: ...100NF_6 3V_K C1450 C0201_100PF_25V_J R1408 L0201_9 1NH C1414 C0201_1UF C1448 C0201_33PF_25V_J R1407 C0201_1 2PF_25V_C R1410 C0201_3 3PF_COG_25V_C R1411 C0201_1 2PF_25V_C C1441 C0201_3 3PF_COG_25V_C R1409L0201_3 3NH C1400 C0402_470NF R1400 R0402_0R C1402 C0201_NC C1407 C0201_0 5PF L1402 C0201_12PF C1438 C0201_NC L1412 C0201_56PF C1432 C0201_NC L1407 L0201_3 3NH C1410 C0201_NC C1419 C0201_NC D1401 E...

Page 89: ...GND 3 TX 4 GND 5 GND 6 ANT 7 GND 8 RX U1501 SAYEY1G74CA0B0A C1565 C0201_10PF C1564 C0201_10PF L1576 L0201_22NH L1567 L0201_NC 1 BALANCED 2 UNBALANCED 3 BALANCED 4 GND U1514 RFBLN1005040YM1T69 L1572 R0201_NC L1575 R0201_NC L1571 R0201_NC NC L1570 R0201_NC C1570 R0201_NC C1561 C0201_15PF_J L1568 R0201_NC C1569 C0201_15PF_J L1573 R0201_NC C1562 C0201_47PF L1569 R0201_NC C1566 C0201_15PF_J 1 RX 2 GND ...

Page 90: ...2 3 CTRL3_P3 4 VDD 5 CTRL1_P5 6 CTRL2_P6 7 GND 8 RF4_P8 9 RF3_P9 10 RFC_P10 U1605 LS SKY19245 686LF R1604 R0201_0R R1606 R0201_0R R1607 R0201_0R R1608 R0201_0R C1648 C0201_NC C1649 C0201_NC C1650 C0201_NC C1652 C0201_NC C1653 C0201_NC C1605 C0201_NC L1608 L0201_3 3NH C1614 C0201_22PF_25V_J L1616 L0201_5 6NH L1609 L0201_NC C1615 C0201_22PF_25V_J C1617 C0201_22PF_25V_J 1 UNBAL 2 GND 3 BAL 4 BAL 5 GN...

Page 91: ...ra IF Camera Modules 8M AF 5M FF Camera MIPI CSI VIB MCP_8GB eMMC 8Gb LPDDR3 MSDC0 eMMC 26M_BB 26M_AUD 32K_BB I2C_3 CTP controller LCD Module 5 FWVGA Battery CLK Ctrl LCD IF I2C_0 I2C RTC Headset HPL HPR AU_VIN1 SPI PWRAP I F Speaker Audio I F BC 1 1 Bucks LDOs Vibrator MT6625L TCXO CONN ctrl Connectivity ANT LDOs RxD Switch RXD ANT GPI CONN IQ CONN IF LCD MIPI DSI I2C_1 I2C G sensor ALS PS I2C_2 ...

Page 92: ...1_MT6737_BB chip IC Digital Baseband Processor Top U602_KMFNX0012M B214 IC MCP eMMC LPDDR3 Top U401_MT6328_IC PMIC Top 6 BGA PIN MAP Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 92 ...

Page 93: ...TMS JTCK JTDI JTDO were covered by solder mask Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes LG X230ds MAIN_TOP 2 U602 eMMC LPDDR3 KMFNX0012M B214 U101 MT6737V WM U801 P sensor STK3311_28A SH1120 SHIELDING_STEELSHEET JTAG test points JTMS JTCK JTDI JTDO were covered by solder mask 93 ...

Page 94: ...703 Earphone jack X401 Crystal Oscillator 32 768KHz X1302 TCXO 7L26002007 U701 MIC_SUB LG X230ds MAIN_TOP 3 Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes LG X230ds MAIN_TOP 4 U702 MIC_Main J202 USB connector 94 ...

Page 95: ...03 R604 C1533 C155 U805 R1505 C1525 C604 C614 NTC301 R405 C402 C1531 R803 R406 C426 C423 C415 C1007 C1035 C425 C411 C514 C513C521 C515 R1351 R1628 C1611 C1008 C416 R1304 C519 R207 C204 R202 R204 R209 R212 R216 R303 C156 C157 C150 C802 C811 R331 R311 C618 C608 C616 C617 R607 R606 C619 R301 C621 C611 C603C607 C615 C612 C613 C160 U1507 U1503 U1602 C1607 L1601 U1504 C516 U1613 R1504 C1545 R1503 C1570 ...

Page 97: ...SIM SD card 2 in 1 ANT1603 Antenna spring For LTE ANT1608 Antenna spring For LTE ANT1605 Antenna spring For LTE CON1600 RF switch connector U601 Flashlight ELCH08 NB5060J6J728 3910 CON1500 RF switch connector J501 Battery connector Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 97 ...

Page 98: ...or J1001 Main camera connector J1002 Main camera connector Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes LG X230ds MAIN_BOT 4 ANT1601 Antenna spring For GSM WCDMA LTE J901 LCM connector U501 Charge IC APL3225QAITRG U903 Blacklight IC S GM3756YTDI6G TR ANT1606 Antenna spring For GSM WCDMA LTE ANT1602 Antenna spring For GSM WCDMA LTE 98 ...

Page 99: ...1120 D 1 1 1 4 R 1105 C 5 2 5 D 1 1 0 5 C 1104 D 1 1 0 1 R 9 2 0 R 1026 U 1 0 0 1 C 1 0 1 9 D 1 0 0 3 D 1 0 0 2 C 7 4 1 C 7 6 2 R 5 0 5 C 5 5 5 C 5 5 2 R 5 0 6 C 1029 C 1013 C 1 0 0 9 R 1027C 1017 Z 1 0 0 3 C 7 0 7 R 7 1 9 C 7 0 6 R 7 2 0 C 7 2 1 R 7 3 1 VC R501 U 1 2 0 1 S H 1 1 1 7 R 1 2 0 3 Z 9 0 6 C 1 4 8 C 1 4 9 R 4 1 1 D 1 1 1 8 D 1 1 1 7 R 1 1 0 1 D 1 1 1 3 C 1 3 5 C 1 0 2 C 1 0 3 C 1 4 3 C...

Page 100: ... VSIM Test Start shortcut key 546368 230 Hidden Menu List Start the desired menu click Copyright ⓒ 2017 LG Electronics Inc All right rese rved Only training and service purposes 5 ELT Test ELT auto mode test ELT manual mode test press test start button to start ELT test 6 GCUV info 100 ...

Page 101: ...training and service purposes 9 VibratorTest 10 Version Info 11 Touch Drawing Test Recording touch trace when slide on secreen Recording touch count when slide on secreen 12 Dry Heat Usage Test Cold Usage Test Over temperature protection switch 13 Touch Test Recording touch count Recording touch point Recording touch key count press volume up to back 101 ...

Page 102: ...ly 9 DOWNLOAD 1 Summary 2 Select and load file 3 Scan comport 4 USB D L Cable setting Tool Version DLL name USB Driver hq_mtk_factoryd ownload_V3 0_1 60301 FlashToolLib dll versi on 1540 LGUnitedMobileDriver_S51MAN31 2AP22_ML_WHQL_Ver_3 14 1 H W Name Part No SW D L Cable USB Cable 2 0 N A N A I O USB Cable 102 ...

Page 104: ...USB Cable USB Cable 2 0 Power Cable DC Power Cable RF Cable MXHQ87WJ3000 Power Supply Angilent 66319D RF Test Equipment Anritsu MT8820 USBVCOM Port Driver LGUnitedMobileDriver_S51MAN312AP22_ML_WHQL_Ver_3 12 3 1 Click it to start 2 Model Select 3 1 Calibration file setting 3 2 Calibration items setting Input Barcode in the red box and enter Enter key The tool will start to calibration If success te...

Page 105: ...d service purposes LGE Internal Use Only 11 DISASSEMBLE GUIDE 1 Remove screws 13 points 2 Disassemble Rear cover 3 Disassemble Connector and remove screws 2 screws 4 Disassemble Main PCB 5 Disassemble HW parts 1ea 6 Disassemble HW parts 1ea 7 Disassemble cameras 1 2 3 4 105 ...

Page 107: ...1 Insulator ADB00 Dome Assembly Metal EAU00 Motor DC ACQ01 Cover Assembly Rear MCQ01 Damper MBK06 Can Shield MBK01 Can Shield EAB01 Speaker Module MDS01 Gasket EAX00 PCB Sidekey MCQ00 Damper Camera MJN04 Tape MJN05 Tape EBP01 Camera Module EAC00 Rechargeable Battery Lithium Ion EAG03 Connector Terminal Block MBK12 Can Shield EAA00 Retractable Antenna Multiple EAG01 Card Socket MBK08 Can Shield EAG...

Page 108: ...164201 MDJ65164201 MDJ000000 Filter 1 MCR66726201 MCR66726201 MCR000000 Decor 1 MBL67136901 MBL67136901 MBL01 Cap 1 MJN70206901 MJN70206901 MJN089300 Tape Window 1 MJN70226901 MJN70226901 MJN089301 Tape Window 1 MBL67156901 MBL67156901 MBL03 Cap 1 MCK69484501 MCK69484501 MCK032700 Cover Front 1 MBL67176901 MBL67176901 MBL02 Cap 1 MCQ69184301 MCQ69184301 MCQ01 Damper 1 EAB64528601 EAB64528601 EAB00...

Page 109: ...ver Assembly Rear SVC 1 MCK69504302 MCK69504302 MCK063300 Cover Rear 1 ABH76039602 ABH76039602 ABH00 Button Assembly Main 1 MBG66322502 MBG66322502 MBG071300 Button Side 1 MFB64472901 MFB64472901 MFB00 Lens Flash 1 MCQ69044401 MCQ69044401 MCQ000000 MCQ00 Damper 2 MCQ69004401 MCQ69004401 MCQ009400 Damper Camera 1 MJN70187201 MJN70187201 MJN04 Tape 1 MCQ69064301 MCQ69064301 MCQ00 Damper Camera 1 MJN...

Page 110: ...AB01 Speaker Module 1 EBP63121701 EBP63121701 EBP00 Main Camera Module 1 MJN70207002 MJN70207002 MJN107400 Tape USP Film 1 EBR84033401 EBR84033401 EBR00 PCB Assembly Main 1 EBR84072401 EBR84072401 EBR071800 PCB Assembly Main SMT 1 EBR84322801 EBR84322801 EBR071500 PCB Assembly Main Insert 1 EAU63723101 EAU63723101 EAU00 Motor DC 1 EAX67344401 EAX67344401 EAX00 PCB Sidekey 1 MBL67137001 MBL67137001...

Page 111: ...0 C1555Capacitor Ceramic Chip 7 EAE64621617 EAE64621617 C1506 C1545 C1616Capacitor Ceramic Chip 7 EAE64621618 EAE64621618 C1032 C1033 C1503Capacitor Ceramic Chip 5 EBC64155618 EBC64155618 L1521 R1504 Resistor Chip 2 EBC64155622 EBC64155622 R603 R604 Resistor Chip 2 MBL67197901 MBL67197901 MBL04 Cap Earphone Jack 1 EBC64155626 EBC64155626 R303 Resistor Chip 1 EBC64155632 EBC64155632 R1301 Resistor ...

Page 112: ...90103 U1517 Filter Saw 1 EBC64155634 EBC64155634 R804 Resistor Chip 1 EBC64155610 EBC64155610 R206 R715 Resistor Chip 2 EBC64155616 EBC64155616 R406 Resistor Chip 1 EAM64270101 EAM64270101 U1503 Filter Duplexer 1 EAW63263402 EAW63263402 X401 Oscillator Crystal 1 EAM64270103 EAM64270103 U1507 Filter Duplexer 1 EAH63632613 EAH63632613 D801 Diode TVS 1 EBC64155611 EBC64155611 R1505 Resistor Chip 1 EA...

Page 113: ...o 1 EAM64290101 EAM64290101 U1610 Filter Saw 1 EAP63945901 EAP63945901 L402 L403 L404 Inductor Wire Wound Chip 3 EAG65050801 EAG65050801 EAG00 Connector I O 1 EAM64290104 EAM64290104 U1606 Filter Saw 1 EAM64270105 EAM64270105 U1512 Filter Duplexer 1 EBC64155627 EBC64155627 R1309 R1311 R312 Resistor Chip 5 EBC64155621 EBC64155621 R1310 Resistor Chip 1 EAP63926022 EAP63926022 C1542 L1512 L1555 Induc...

Page 114: ...or Ceramic Chip 2 EAN64448501 EAN64448501 U1506 IC RF Amplifier 1 EAP63926025 EAP63926025 C1510 C1511 L1527Inductor Multilayer Chip 4 EBG63025701 EBG63025701 NTC301 Thermistor NTC 1 EAP63926015 EAP63926015 C1514 Inductor Multilayer Chip 1 EBC64155613 EBC64155613 R301 Resistor Chip 1 EAP63926023 EAP63926023 L1505 L1621 Inductor Multilayer Chip 2 EBC64155619 EBC64155619 R1302 R1303 Resistor Chip 2 E...

Page 115: ...p 1 EBC64155631 EBC64155631 R701 R702 Resistor Chip 2 EAP63926007 EAP63926007 C1547 C1548 Inductor Multilayer Chip 2 EAE64621603 EAE64621603 C420 Capacitor Ceramic Chip 1 MBK64953101 MBK64953101 MBK09 Can Shield 1 EAM64290106 EAM64290106 U1607 Filter Saw 1 MBK64952601 MBK64952601 MBK11 Can Shield 1 EAE64621629 EAE64621629 C1567 C1573 Capacitor Ceramic Chip 2 EAW63283406 EAW63283406 X1302 Oscillato...

Page 116: ...551801 U1201 IC WiFi 1 EBC64155613 EBC64155613 R301 Resistor Chip 1 EBC64155607 EBC64155607 R717 R721 Resistor Chip 2 EAP63926003 EAP63926003 L1414 Inductor Multilayer Chip 1 EAG65070103 EAG65070103 J803 Connector FFC FPC PIC 1 EAE64621621 EAE64621621 C402 Capacitor Ceramic Chip 10 EAG65090301 EAG65090301 EAG02 Card Socket 1 EAE64621615 EAE64621615 C1210 C1215 C1217Capacitor Ceramic Chip 11 MBK649...

Page 117: ...2 R304 R305 R3Resistor Chip 7 EAG65109903 EAG65109903 CON1201 CON1500Connector RF 3 EAP63926001 EAP63926001 C1407 R1408 Inductor Multilayer Chip 2 EAP63926037 EAP63926037 L1209 Inductor Multilayer Chip 1 EAE64621620 EAE64621620 C1208 Capacitor Ceramic Chip 1 EAN64467701 EAN64467701 U1001 IC LED Driver 1 EAH63632613 EAH63632613 D801 Diode TVS 14 EBC64155611 EBC64155611 R1505 Resistor Chip 1 EAG6511...

Page 118: ...155633 R510 Resistor Chip 1 EBC64155635 EBC64155635 R733 R735 Resistor Chip 2 EAP63926027 EAP63926027 L1205 Inductor Multilayer Chip 1 EAH63632607 EAH63632607 D906 Diode TVS 1 EAE64621624 EAE64621624 C1012 C141 C157 CCapacitor Ceramic Chip 25 EAE64621622 EAE64621622 C1528 Capacitor Ceramic Chip 1 EBC64155620 EBC64155620 R1027 Resistor Chip 1 EAE64621614 EAE64621614 C1018 Capacitor Ceramic Chip 1 E...

Page 119: ...layer Chip 1 EAE64621631 EAE64621631 C1601 C1607 C1608Capacitor Ceramic Chip 4 EAE64621601 EAE64621601 C116 C118 Capacitor Ceramic Chip 2 EAE64621613 EAE64621613 C1019 Capacitor Ceramic Chip 1 EAE64621628 EAE64621628 L1412 Capacitor Ceramic Chip 1 EAN64507001 EAN64507001 U1405 IC RF Amplifier 1 MBK65012601 MBK65012601 MBK12 Can Shield 1 EBC64155623 EBC64155623 R203 R205 R208 R2Resistor Chip 4 EAH6...

Page 120: ... Multilayer Chip 1 EBC64155609 EBC64155609 R1026 Resistor Chip 1 EAH63632611 EAH63632611 C1532 D401 Diode TVS 3 EBC64155608 EBC64155608 C430 C712 C733 C7Resistor Chip 23 EAP63926008 EAP63926008 C1619 L1506 Inductor Multilayer Chip 2 EAE64621630 EAE64621630 C1441 L1610 R1410Capacitor Ceramic Chip 3 EAM64450201 EAM64450201 B706 B707 B708 Filter Bead 3 EAP63926039 EAP63926039 L1618 Inductor Multilaye...

Page 121: ...506 R7Filter Bead 5 EAG65209901 EAG65209901 EAG03 Connector Terminal Block 1 EAP63926028 EAP63926028 L1541 Inductor Multilayer Chip 1 EAM64310106 EAM64310106 R1206 Filter Bead 1 EAW63283402 EAW63283402 X1201 Oscillator TCXO 1 MEZ65049701 MEZ65049701 MEZ000000 Label 1 SAD36244001 SAD36244001 SAD010000 Software Mobile 1 MEZ64615406 MEZ64615406 MEZ002100 Label Approval 1 AGF78638801 AGF78638801AGF000...

Page 122: ...llet 0 0022 AAD88190701 AAD88190701AAD000000 Addition Assembly 1 EAY62751807 EAY62751807 EAY060000 Adapters 1 EAD62377927 EAD62377927 EAD010000 Cable Assembly 1 MBM65776001 MBM65776001 MBM062600 Card Quick Reference 1 MFL69860001 MFL69860001 MFL053800 Manual Operation 0 EAC63382107 EAC63382107 EAC00 Rechargeable Battery Lithium 1 MAY67584411 MAY67584411 MAY084000 Box Unit 1 ACQ89508302 ACQ89508302...

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