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LG L Prime D337, Service Manual

The LG L Prime D337 Service Manual is available for free download on our website. This comprehensive manual provides users with all the necessary information to operate and troubleshoot their LG L Prime D337 device effectively. Gain access to this invaluable resource at manualshive.com to enhance your product experience.

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

Only for training and service purposes

LGE Internal Use Only

6. CIRCUIT DIAGRAM

ANT5300

size 2x1.5

1

C5306
0.1u

1

2

1n

C5310

1

2

R5309

1.5K

2

1

RF_IN

VDD_RF/VCO
VDD_PLL/DIG

LDO_EN

BB_IB/_BB_QB

ADC_VDD

BB_CAP

XO_OUT

LNA_LOAD

LDO_OUT

XI

LDO_IN/VDDM3_3V

MIX_IND

HOST_INTB

XTAL_CAP

XO

RESETB

BCEB

TMODE

HPI_MODE

HA0/BADDR_0

HA1/BADDR_1

BB_I/BB_Q

GND_LDO

HD0/TS_SYNC/SPI_MISO/BDATA_0

HD1/TS_EN/SPI_MOSI/BDATA_1
HD2/TS_DATA/SPI_CS/BDATA_2

HD3/I2C_SDA/CPOL/BDATA_3

HD4/I2C_CLK/CPHASE/BDATA_4

HD5/BDATA_5

HD6/I2C_ID0/SPI_ID0/BDATA_6

HD7/TS_CLK/SPI_CLK/BDATA_7

BWEB
BRDB

GND_BB_1
GND_BB_2
GND_BB_3
GND_BB_4
GND_BB_5

GND_RF_1

GND_RF_2

GND_RF_3

GND_RF_4

GND_RF_5

GND_RF_6

GND_RF_7

GND_ADC_1

GND_ADC_2

U5300

FC8150

E3

E2

D3

C3

B3

D2

C2

B2

A2

F5

F4

E5

E4

D5

B6

B5

D7

F6

E7

G7

G6

C7

C6

B7

F2

B4

E6

D6

C5

D4

A5

A7

F3

G3

A6

A3

G5

G4

F1

B1

G2

F7

G1

C4

E1

D1

C1

A1

0.1u

C5305

1

2

0.1u

C5307

1

2

0.1u

C5302

1

2

0.1u

C5304

1

2

L5305

100n

2

1

1u

C5309

1

2

L5306

27n

2

1

C5303

10u

1

2

TP5302

1

TP5301

1

TP5304

1TP5300
1

+1V8_MTK_DTV

+1V8_MTK_DTV

C5300
DNI

1

2

L5302

22n

2

1

0.5p

C5311

1

2

IN

OUT

COUPLING1

COUPLING2

GND

FL5300

836.5MHz/897.5MHz

5

3

2

4

1

18n

L5307

2

1

18n

L5303

2

1

TP5305

1

TP5306

1

TP5307

1

100p

L5301

1

2

0

R5310

26M_DTV_CLK

1SEG_INT

1SEG_EN

1SEG_RESET_N

1SEG_SPI_CLK

1SEG_SPI_CS

1SEG_SPI_MISO

1SEG_SPI_MOSI

DTV Only

REV 1.0

<5-3-1-3_Broadcasting_ONE-SEG_FC8150>

13/09/02 breakid.jeong

D175f Model Ref.

C5301

1

2

DNI

L5304

2

1

22N

L5300

2

1

15N

D5300

2

1

EAH62233601

Summary of Contents for L Prime D337

Page 1: ...Internal Use Only Service Manual LG D337 Date Aug 2014 Issue 0 9 ...

Page 2: ...art 33 3 3 GSM Rx Part 49 3 4 GSMTx PartTroubleshooting 59 3 5 BT WiFi 67 3 6 GPS 69 3 7 FM Radio 72 3 8 DTV 74 3 9 PowerTS 76 3 10 ChargingTS 80 3 11 USBTS 82 3 12 USBTS 83 3 13 Accelerometer Compass Sensor on offTS 99 3 14 Proximity Sensor on offTS 100 3 15 Touch SensorTrouble Shooting 102 3 16 VibratorTrouble Shooting 104 3 17 8M Main CameraTS 106 3 18 VT CameraTS 108 3 19 Main LCDTS 110 4 DOWN...

Page 3: ...ication service of facilities accessed through or 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 ...

Page 4: ... and Attenuation A phone may interfere with sensitive laboratory equipment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices 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 st...

Page 5: ... PCS1900 Frequency Range WCDMA FDD1 TX 1920 1980 MHz WCDMA FDD1 RX 2110 2170 MHz WCDMA FDD2 TX 1852 4 1907 6 MHz WCDMA FDD2 RX 1932 4 1987 6 MHz WCDMA FDD5 TX 824 849 MHz WCDMA FDD5 RX 869 894 MHz WCDMA FDD8 TX 880 915 MHz WCDMA FDD8 RX 925 960 MHz EGSM TX 880 915 MHz EGSM RX 925 960 MHz GSM850 TX 824 849 MHz GSM850 RX 869 894 MHz DCS1800 TX 1710 1785 MHz DCS1800 RX 1805 1880 MHz PCS1900 TX 1850 1...

Page 6: ... 106 7 dBm WCDMA FDD2 106 7 dBm WCDMA FDD5 103 7 dBm WCDMA FDD8 103 7 dBm EGSM 105 dBm GSM850 105 dBm DCS 1800 105 dBm PCS 1900 105 dBm 2 3 Main Parts Solution 2 4 HW Features LGE Internal Use Only 2 3 Main Parts Solution Item Part Name Comment AP Chip MT6582 MTK RF Chip MT6166 MTK 2 4HW Features Item Feature Comment Form Factor DOP type Battery 1 Capacity Standard Li Ion 2540mAh 2 Packing Type Ch...

Page 7: ...ss 12 EDGE compatibility EDGE Class 12 Downlink Rx Only SIM card type Plug In SIM 3V 1 8V Display Main LCD TFT Main LCD 5 480 H X 854 V Built in Camera 8M AF 1 3M VT Status Indicator N A Keypad Function Key 4 Back Key 3 Function Key Home Back menu SIM switch Back Key Volume up down power key ANT Main Internal Fixed Type System connector 5 Pin micro USB Ear Phone Jack 3 5Phi 4 Pole Stereo PC synchr...

Page 8: ...4 263 MPEG4 2 WMV9 VC1 VP8 DivX XVID Recording 30fps 1080p H 264 263 MPEG4 8 30fps 720p Wi Fi display Camcorder MPEG4 8 Voice Recording Yes Speaker Phone mode Support Yes Travel Adapter Yes In box item CDROM No Stereo Headset Yes Data Cable Yes In box item T Flash External Memory No Specification GSM WCDMA Stand by current Sleep Idle Avg Under 4 5mA P P 5 Under 4 5mA DRX 7 Talk current Under 400 m...

Page 9: ...ct Messaging Applications PC Sync Yes Speed Dial Yes Voice mail center 1 key Profile Yes not same with feature phone setting CLIP CLIR Yes Phone Book Name Number Email Groups Postal addresses Organizations IM Note Nickname Website Event There is no limitation on the number of items It depends on available memory amount Last Dial Number Yes Last Received Number Yes Last Missed Number Yes Search by ...

Page 10: ...ere is no limitation on the number of items It depends on available memory amount EMS does not support SMS Over GPRS Yes EMS Melody Picture Send Receive Save No MMS MPEG4 Send Receive 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...

Page 11: ...on webkit WAP stack and wml are not supported Download Melody Wallpaper Yes Over web browser SIM Lock No SIM Toolkit Yes MMS Yes Google MMS Client EONS Yes CPHS Yes V4 2 ENS No Camera Yes 13M AF Digital Zoom x4 JAVA No Voice Dial No US English only IrDa No IrRC Bluetooth Yes Ver 4 0 FM radio Yes GPRS Yes Class 12 EDGE Yes Class 12 Rx only Hold Retrieve Yes Conference Call Yes Max 6 DTMF Yes Memo p...

Page 12: ...o 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 600kHz 21dBm 24dBm 5 0 Reference Sensitivity TCH FS Class II R...

Page 13: ...d Bandwidth 5 MHz at 3 84 Mcps 99 of power Adjacent Channel Leakage Power Ratio ACLR 33 dB 5 MHz 43 dB 10 MHz Spurious Emissions f fc 12 5 MHz 36 dBm 1 kHz RW 9 kHz f 150 kHz 36 dBm 10 kHz RW 150 KHz f 30 MHz 36 dBm 100 kHz RW 30 MHz f 1 GHz 30 dBm 1 MHz RW 1 GHz f 12 75 GHz 60 dBm 3 84 MHz RW 880 MHz f 915 MHz 60 dBm 3 84 MHz RW 1920 MHz f 1980 MHz 67 dBm 100 kHz RW 925 MHz f 935 MHz 79 dBm 100 k...

Page 14: ... MHz Adjacent Channel Selectivity ACS ACS 33 dB where BER 0 001 when Îor 92 7 dBm 3 84 MHz Ioac 52 dBm 3 84 MHz 5 MHz Blocking Characteristic BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 56 dBm 3 84 MHz Fuw offset 10 MHz orIblocking 44 dBm 3 84 MHz Fuw offset 15 MHz Spurious Response BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 44 dBm Intermodulation BER 0 001 when Îor 103 7 dBm 3 84 MHz Iou...

Page 15: ...e C 10 1 4 Power step Power step slot boundary Power step size P dB Transmitter power step tolerance dB 5 1 Start of Ack Nack 6 2 3 2 Start of CQI 1 0 6 3 Middle of CQI 0 0 6 4 End of CQI 5 2 3 Spectrum Emission Mask Sub Test 1 1 15 2 12 15 3 13 15 4 15 8 5 15 7 6 15 0 Frequency offset from carrier f Minimum requirement Measurement Bandwidth 2 5 3 5 MHz 35 15 f 2 5 dBc 30 kHz 3 5 7 5 MHz 35 1 f 3 ...

Page 16: ...Internal Use Only LGE Internal Use Only 5 HSDPA receiver specification Item Specification Receive Frequency Band1 2110 MHz 2170 MHz Band2 1932 4 MHz 1987 6 MHz Band5 869 MHz 894MHz Band8 925MHz 960MHz Maximum Input Level BLER or R 16QAM Only Sub Test 1 1 15 2 12 15 3 13 15 4 15 8 5 15 7 6 15 0 BLER 10 or R 700kbps ...

Page 17: ...k Frequency 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 85dBm 1Mbps 2Mbps 5 5Mbps 11Mbps FER 8 Rx Max input Sensit...

Page 18: ...nstellation 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 ACR 15dB 9Mbp...

Page 19: ...tion 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 6 5Mbps 79dBm 13Mbps 77dBm 19 5Mbps 74dBm 26Mbps 70dBm 39Mbps 66dBm 52Mbps 65dBm 58 5Mbps 64dBm 65Mbps Rx Max input Sensitivity 20dBm 6 9 12 18 24 36 48 54Mbps PER 10 Rx Adjacent Channel Rejection PER 10 ACR 16dB 6 5Mbps ACR 13dB 13...

Page 20: ...Bm 85 3dBm 1 Call Connected CPIPH Level 3 3 Bar 4 3 96 3dBm 90 3dBm Bar 3 2 100 3dBm 96 3dBm Bar 2 1 104 3dBm 100 3dBm Bar 1 0 106 3dBm 106 3dBm 9 GPS receiver specification 10 Signal Bar LGE Internal Use Only 9 GPS receiver specification Item Specification Receive Frequency 1574 42 MHz 1576 42 MHz Minimum Sensitivity 1 satellite 142dBm 7 satellites 147dBm at coarse time aiding 10 Signal Bar Cell ...

Page 21: ...ly 3 TROUBLE SHOOTING 3 1 WCDMA Rx Part 3 1 1 WCDMA_B1 B2 B5 B8 Rx there are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form RxTEST SETUP DL Channel 10700 9800 3013 4407 Sector Power dBm 55 dBm START 1 Check DC Power Supply circuit 2 Check MT6166 XO 3 Check RF Signal path RedownloadS W cal ...

Page 22: ...r training and service purposes LGE Internal Use Only 3 1 1 WCDMA_B1 B2 B5 B8 Rx 3 1 WCDMA Rx Part Troubleshooting 4 Trouble Shooting 3 1 1 WCDMA_B1 B2 B5 B8 Rx MT6166 U1500 SKY77761 U1602 SKY77758 U1600 B1 SKY77589 DPX FL1604 B8 B5 DPX FL1600 DPX FL1602 DPX FL1606 3 B2 U1100 ...

Page 23: ... Checking DC Power supply circuit Yes Yes No No Check TP1 C1506 TP2 C1504 TP3 C1505 TP4 C1503 1V825_MTK_VRF is OK Check TP5 R1506 2V8_VTCXO_MTK is OK DC Power suppply circuit is OK See naxt Page to check XO circuit The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot START ...

Page 24: ...V825_MTK_VRF MT6166 U1500 Circuit Diagram TP3 C1504 1V825_MTK_VRF TP2 TP4 TP5 TP1 TP3 TP2 TP4 TP5 5 0 R1505 2 1 0 R1506 1u C1500 1 2 470n C1501 470n C1502 470n C1503 470n C1504 2V8_MTK_VTCXO 470n C1505 C1506 470n 1V8_MTK_VIO 2V8_MTK_VTCXO 1V825_MTK_VRF VTXHF VRXHF VTCXO28 VXODIG V28 2GHB_TX 2GLB_TX VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 H9 H4 H3 G9 G4 G3 K6 J11 L7 A11 B8 E10 K7 ...

Page 25: ...t 26MHz R f t Fi 4 1 1 XO circuit is Ok See next page to check RF signal path Replace X1500 and then check TP1 R1510 NO Replace Main B D Refer to Figure 4 1 1 a to check RF signal path YES Waveform 6 Figure 4 1 1 a No No Yes Yes Check TP1 R1510 Is it 26MHz Refer to Figure 4 1 1 a Is it 26MHz Refer to Figure 4 1 1 a Replace Main B D Replace X1500 and then checkTP1 R1510 XO circuit is Ok See next pa...

Page 26: ...1510 MAIN CLK 26MHz _ _ MT6166 U1500 Circuit Diagram TP1 7 100K TOL 0 01 R1510 2 1 RT1 XT2 XT1 RT2 X1500 OZ26000004 26M 2 1 3 4 DET XTAL1 XTAL2 RCAL TST1 TST2 GND15 GND16 3GB2_RXN 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 TOL 0 01 R1514 2K PDET_IN 3G_RX_B2_N 3G_RX_B8_N 3G_RX_B8_P 3G_RX_B5_P 3G_RX_B5_N GPS co CLK Crystal Exchange Rx Pin...

Page 27: ...e referring To Figure 4 1 1 d sany sigmal detected at that point check TP2 at U1100 Check if there is any major differnce trferring To Figure 4 1 1 c Is any signal dettected at that point Is any signal detected at that point FEM is OK See next page to check DPX Check anything Replace U1100 Check TP3 R1101 TP4 R1102 TP5 R1104 TP6 R1105 at U1100 Is any DC signal detected at that points Check anythin...

Page 28: ...5 22p 1 2 4 3 2 1 GND2 GND5 GND11 TRX1 ANT TRX2 GND10 TRX3 VRAMP PGND3 PGND2 PGND1 TRX4 TRX5 TRX6 PGND6 PGND5 PGND4 PGND7 PGND8 PGND9 PGND10 PGND11 PGND12 PGND13 PGND14 PGND15 PGND16 GND1 GND12 GND3 GND4 GND6 GND7 GND8 TX_HB_IN TXEN TX_LB_IN BS2 BS1 VBATT VCC GND9 MODE U1100 SKY77589 16 15 14 13 12 11 10 17 9 8 7 6 4 3 28 1 44 43 42 41 40 39 38 37 36 35 32 33 34 24 23 22 29 30 31 18 21 25 20 26 19...

Page 29: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting f Waveform Figure 4 1 1 b Figure 4 1 1 c 10 4 Trouble Shooting f Waveform Figure 4 1 1 b Figure 4 1 1 c Figure 4 1 1 b Figure 4 1 1 c ...

Page 30: ...ES YES NO NO checkTP1 ast DPX Band 1 2 5 8 check if there is a my major difference referringTo Figure 4 1 1 b is a ny signal detected at that point Check anything point Replace U1004 Replace DRX for each Band Is any signal detected at that point AllWCDMA_B1 B2 B5 B8 Rx check is complete If the phone sill do not work replace main board ...

Page 31: ...TRX3 B5 TRX B5 L1605 2 1 5 1N ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 FL1606 EAM62732301 SFXG50UZ502 WISOL 7 5 8 4 9 2 3 1 6 TX_MODULE_TRX1 B1 B1 TRX L1640 2 1 DNI C1649 2 1 1N L1641 2 1 1 5N Size changed to 0603 B 0519 3 1 1 4 Checking RF signal path FEM 4 Trouble Shooting 3 1 1 5 Checking RF signal path FEM Test Point TP1 B1 C1649 TP1 B8 SKY77589 U1100 TP1 B2 C1616 C1634 TP1 B5 C1600 Circuit Dia...

Page 32: ...9 5 7 3 1 2 8 4 6 TX_MODULE_TRX2 B8 TRX B8 C1634 1 2 12P L1627 2 1 DNI L1628 2 1 4 7n L1617 DNI 2 1 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 FL1602 EAM62571201 SAYRF1G88HA0F0A MURATA 7 5 8 4 9 2 3 1 6 TX_MODULE_TRX4 B2 TRX B2 L1618 2 1 3 3N C1616 2 1 3 3n 4 Trouble Shooting f Waveform Figure 4 1 1 b Figure 4 1 1 c 4 Trouble Shooting f Waveform Figure 4 1 1 b Figure 4 1 1 c Figure 4 1 1 b Figure 4 1...

Page 33: ... WCDMA Tx Part START Re Ddownload S W Cal WCDMA B1 B2 B5 B8TxTEST SET UP Test Channel 10700 9800 4407 3013 Sector Power 55 dBm 1 Check DC Power Supply circuit 2 Check MT6166 XO 3 Check PA 4 Check DPX 5 Check FEM There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form 3 2 1 WCDMA_Tx B1 B2 B5 B8 ...

Page 34: ... Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting MT6166 U1500 SKY77761 U1602 SKY77758 U1600 B1 SKY77589 DPX FL1604 B8 B5 DPX FL1600 DPX FL1602 DPX FL1606 15 B2 U1100 ...

Page 35: ... 1 Checking DC Power supply circuit START Dc powersupply Circuit is O K See next Page to check XO citcuit CheckTP1 C1506 TP2 C1504 TP3 C1505 TP4 C1503 1V825_MTK_VRF is OK check TP5 R1503 2V8VTCXO_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot YES YES NO NO ...

Page 36: ... VTCXO28 VXODIG V28 2GHB_TX 2GLB_TX VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 H9 H4 H3 G9 G4 G3 K6 J11 L7 A11 B8 E10 K7 K1 F2 B11 2G_TX_HB 2G_TX_LB 12mil 100mA 12mil 125mA 10mil 35mA 10mil 35mA 4 Trouble Shooting 3 2 1 1 Checking DC Power supply circuit Test Point TP5 R1506 TP1 C1506 1V825_MTK_VRF TP4 C1503 1V825_MTK_VRF TP5 R1506 2V8_MTK_VTCXO TP2 C1505 1V825_MTK_VRF MT6166 U1500 ...

Page 37: ...XO circulit Ko see next page to check RF signal path Replace X1500 and then check TP1 R1510 YES YES NO NO 4 Trouble Shooting Checking Flow Start XO circuit is Ok See next page YES Check TP1 R1510 Is it 26MHz Refer to Figure 4 1 1 a to check RF signal path NO Is it 26MHz R f t Fi 4 1 1 XO circuit is Ok See next page to check RF signal path Replace X1500 and then check TP1 R1510 NO Replace Main B D ...

Page 38: ... 3 2 1 2 Checking MT6166 XO circuit 100K TOL 0 01 R1510 2 1 RT1 XT2 XT1 RT2 X1500 OZ26000004 26M 2 1 3 4 DET XTAL1 XTAL2 RCAL TST1 TST2 GND15 GND16 GND17 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 B1 A1 B6 C2 B10 B7 K11 L10 J10 H2 J1 D11 TOL 0 01 R1514 2K PDET_IN 3G_RX_B5_P 3G_RX_B5_N HERM with 4mil trace width ND with 24mil trace width THERM AUXADC_TSX trace SX with 4mil trace width GPS co CL...

Page 39: ...1600 B2 B5 B8 Check if there is any major difference referring To Figure 4 2 1 4 Is it similar Check TP2 at U1602 B1 U1600 B2 B5 B8 Check if there is any major difference referring To Figure 4 2 1 4 Is it similar Check TP3 at U1602 B1 U1600 B2 B5 B8 Whether it is higher than 1 5V Check anything point The Problem may be Logic part Refer to Logic troubleshoot PAM circuits OK See next page YES YES YE...

Page 40: ...or training and service purposes LGE Internal Use Only 4 Trouble Shooting 3 2 1 3 Checking B1 B2 B5 B8TX PA Test Point TP1 B2 C1657 TP1 B5 B8 TP3 B1 TP2 B1 C1650 PAM U1602 TP1 B1 C1651 C1605 TP2 B8 C1635 TP3 B1 C1610 PAM U1600 TP2 B2 C1618 TP2 B5 C1602 TP3 B2 B5 B8 C1609 21 ...

Page 41: ...1600 EAN62796101 SKY77758 15 13 14 10 5 6 4 12 7 3 8 11 1 9 2 R1607 49 9 TOL 0 01 2 1 2 2u C1629 1 2 1n C1628 1 2 22p C1646 1 2 PA_MODE_SEL_0 3G_PA_LB_EN 3G_PA_B2_EN C1605 2 1 1 8N C1635 6 8n 2 1 L1630 2 1 DNI L1632 1 2 0 75P L1607 DNI 2 1 DNI L1606 C1602 2 1 3 3N Size changed to 0603 B 0519 L1619 2 1 5 6n L1620 2 1 5 6n C1618 1 2 1 8p 2 2u C1609 1 2 C1656 100p 1 2 C1640 100p 1 2 3V4_MTK_VPA VBAT ...

Page 42: ...r training and service purposes LGE Internal Use Only 4 Trouble Shooting 3 2 1 3 Checking B1 B2 B5 B8TX PA Waveform TP1_RF IN TP2_RF out 23 Figure 4 2 1 4 4 Trouble Shooting 3 2 1 3 Checking B1 B2 B5 B8TX PA Waveform TP1_RF IN TP2_RF out 23 Figure 4 2 1 4 TP1_RF IN TP2_RF out ...

Page 43: ...l path DPX START All WCDMA_B1 B5 Rx check is complete If the phone sill do not work replace main board Check TP1 at DPX Band 1 2 5 8 Check if there is any major difference referring To Figure 4 1 1 b Is any signal detected at that point Replace DRX for each Band Is any signal detected at that point Check anything point Replace FL 1403 1404 YES YES NO NO ...

Page 44: ... B5 TP1 B1 25 4 Trouble Shooting 3 2 1 4 Checking RF signal path DPX Test Point TP1 B1 C1649 TP1 B8 C1634 TP1 B5 C1600 DPX SKY77589 U1100 FL1604 DPX FL1600 DPX FL1602 DPX FL1606 Circuit Diagram B5 B1 TP1 B2 C1616 Circuit Diagram B5 B1 TP1 B5 TP1 B1 25 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 FL1606 EAM62732301 SFXG50UZ502 WISOL 7 5 8 4 9 2 3 1 6 TX_MODULE_TRX1 B1 B1 TRX L1640 2 1 DNI C1649 2 1 1N L...

Page 45: ...1 B8 Waveform 26 Figure 4 1 1 b L1617 DNI 2 1 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 FL1602 EAM62571201 SAYRF1G88HA0F0A MURATA 7 5 8 4 9 2 3 1 6 TX_MODULE_TRX4 B2 TRX B2 L1618 2 1 3 3N C1616 2 1 3 3n ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 WISOL SFX897TZ102 EAM62955301 FL1604 9 5 7 3 1 2 8 4 6 TX_MODULE_TRX2 B8 TRX B8 C1634 1 2 12P L1627 2 1 DNI L1628 2 1 4 7n TP1 B2 TP1 B8 Figuer4 1 1...

Page 46: ...c part Refer to Logic troubleshoot Check anything Check TP3 R1101 TP4 R1102 TP5 R1104 TP6 R1105 at U1100 Is any DC signal detected at that points Yes Yes Yes Yes No No No No Check TP1 C1101 at U1100 check if there is any major difference referring To Figure 4 1 1 b Is any signal detected at that point Check TP2 at U1100 check if there is any major differnce referring To Figure 4 1 1 c Is any signa...

Page 47: ...105 22p 1 2 4 3 2 1 GND2 GND5 GND11 TRX1 ANT TRX2 GND10 TRX3 VRAMP PGND3 PGND2 PGND1 TRX4 TRX5 TRX6 PGND6 PGND5 PGND4 PGND7 PGND8 PGND9 PGND10 PGND11 PGND12 PGND13 PGND14 PGND15 PGND16 GND1 GND12 GND3 GND4 GND6 GND7 GND8 TX_HB_IN TXEN TX_LB_IN BS2 BS1 VBATT VCC GND9 MODE U1100 SKY77589 16 15 14 13 12 11 10 17 9 8 7 6 4 3 28 1 44 43 42 41 40 39 38 37 36 35 32 33 34 24 23 22 29 30 31 18 21 25 20 26 ...

Page 48: ...4 DOWNLOAD 48 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting f Waveform Figure 4 1 1 b 29 Figure 4 1 1 b ...

Page 49: ...GSM Rx Part 3 3 1 GSM850 900 DCS PCS Rx START RedownloadS W Cal RxTEST SETUP BCH GSM850 EGSM DCS PCS TCH GSM850 EGSM DCS PCS Channel 190 38 698 661 Sector Power 55 dBm 1 Check DC Power Supply circuit 2 Check MT6166 XO 3 Check RF Signal path there are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form ...

Page 50: ...eserved Only for training and service purposes LGE Internal Use Only 3 3 1 GSM850 900 DCS PCS Rx 4 Trouble Shooting 3 3 1 GSM850 900 DCS PCS_Rx MT6166 U1500 SKY77761 U1602 SKY77758 U1600 B1 SKY77589 DPX FL1604 B8 B5 DPX FL1600 DPX FL1602 DPX FL1606 31 B2 U1100 ...

Page 51: ...1 Checking DC Power supply circuit START DC power supply circuit is ok See next Page to check XO circuit Check TP1 C1506 TP2 C1504 TP3 C1505 TP4 C1503 1V825_MTK_VRF is OK Check TP5 R1506 2V8_VTCXO_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot YES YES NO NO ...

Page 52: ...28 VXODIG V28 2GHB_TX 2GLB_TX VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 H9 H4 H3 G9 G4 G3 K6 J11 L7 A11 B8 E10 K7 K1 F2 B11 2G_TX_HB 2G_TX_LB 12mil 100mA 12mil 125mA 10mil 35mA 10mil 35mA 4 Trouble Shooting 3 3 1 1 Checking DC Power supply circuit Test Point Test Point TP5 R1506 TP1 C1506 1V825_MTK_VRF TP4 C1503 1V825_MTK_VRF TP5 R1506 2V8_MTK_VTCXO TP2 C1505 1V825_MTK_VRF MT6166 U...

Page 53: ...XO circulit Ok see next page to check RF signal path Replace X1500 and then check TP1 R1510 YES YES NO NO 4 Trouble Shooting Checking Flow Start XO circuit is Ok See next page YES Check TP1 R1510 Is it 26MHz Refer to Figure 4 1 1 a to check RF signal path NO Is it 26MHz R f t Fi 4 1 1 XO circuit is Ok See next page to check RF signal path Replace X1500 and then check TP1 R1510 NO Replace Main B D ...

Page 54: ...T6166 U1500 Circuit Diagram TP1 35 100K TOL 0 01 R1510 2 1 RT1 XT2 XT1 RT2 X1500 OZ26000004 26M 2 1 3 4 DET XTAL1 XTAL2 RCAL TST1 TST2 GND15 GND16 GND17 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 B1 A1 B6 C2 B10 B7 K11 L10 J10 H2 J1 D11 TOL 0 01 R1514 2K PDET_IN 3G_RX_B5_P 3G_RX_B5_N THERM with 4mil trace width ND with 24mil trace width THERM AUXADC_TSX trace SX with 4mil trace width GPS co CL...

Page 55: ...c part Refer to Logic troubleshoot Check anything Check TP3 R1101 TP4 R1102 TP5 R1104 TP6 R1105 at U1100 Is any DC signal detected at that points Yes Yes Yes Yes No No No No Check TP1 C1101 at U1100 check if there is any major difference referring To Figure 4 1 1 b Is any signal detected at that point Check TP2 at U1100 check if there is any major differnce referring To Figure 4 1 1 c Is any signa...

Page 56: ...4 3 2 1 GND2 GND5 GND11 TRX1 ANT TRX2 GND10 TRX3 VRAMP PGND3 PGND2 PGND1 TRX4 TRX5 TRX6 PGND6 PGND5 PGND4 PGND7 PGND8 PGND9 PGND10 PGND11 PGND12 PGND13 PGND14 PGND15 PGND16 GND1 GND12 GND3 GND4 GND6 GND7 GND8 TX_HB_IN TXEN TX_LB_IN BS2 BS1 VBATT VCC GND9 MODE U1100 SKY77589 16 15 14 13 12 11 10 17 9 8 7 6 4 3 28 1 44 43 42 41 40 39 38 37 36 35 32 33 34 24 23 22 29 30 31 18 21 25 20 26 19 27 5 2 R1...

Page 57: ...ter START No No Yes Yes CheckTP1 for Each Band at FL1100 Check if there is any major difference referring To Figure 4 1 1 a Is any signal detected at that point CheckTP1 for Each Band at FL1100 Check if there is any major difference referring To Figure 4 1 1 a Is any signal detected at that point Replace FL1100 Replace FL1201 SAW filter is OK Replace main B D ...

Page 58: ... a 0 5p C1104 1 2 DNI C1106 1 2 C1107 DNI 1 2 C1105 22p 1 2 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB FL1100 4 3 2 1 5 10 6 7 8 9 2 2n L1112 2 1 0603 for layout C1102 2 1 3n C1103 1 2 1 2p L1104 2 1 2 2n TP1 DCS PCS TP1 GSM850 EGSM 4 Trouble Shooting P i 3 3 1 4 Checking RF Flow SAW filter SAW FL1100 Test Point TP1 DCS P...

Page 59: ...service purposes LGE Internal Use Only 3 4 GSMTx PartTroubleshooting 3 4 GSM Tx Part Troubleshooting 4 Trouble Shooting 3 4 1 GSM850 900 DCS PCS Tx MT6166 U1500 SKY77761 U1602 SKY77758 U1600 B1 SKY77589 DPX FL1604 B8 B5 DPX FL1600 DPX FL1602 DPX FL1606 40 B2 U1100 3 4 1 GSM850 90 DCS PCSTx ...

Page 60: ...al Use Only START No DC Power supply Circuit is OK Yes Yes CheckTP1 C1506 TP2 C1504 TP3 C1505 TP4 C1503 1V825_MTK_VRF is OK CheckTP5 R1506 2V8_VTCXO_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No 3 4 1 1 Checking DC Power supply circuit ...

Page 61: ...28 VXODIG V28 2GHB_TX 2GLB_TX VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 H9 H4 H3 G9 G4 G3 K6 J11 L7 A11 B8 E10 K7 K1 F2 B11 2G_TX_HB 2G_TX_LB 12mil 100mA 12mil 125mA 10mil 35mA 10mil 35mA 4 Trouble Shooting 3 4 1 1 Checking DC Power supply circuit Test Point Test Point TP5 R1506 TP1 C1506 1V825_MTK_VRF TP4 C1503 1V825_MTK_VRF TP5 R1506 2V8_MTK_VTCXO TP2 C1505 1V825_MTK_VRF MT6166 U...

Page 62: ...signal path XO circuit is Ok See next page to check RF signal path Replace X1500 and then checkTP1 R1510 No 4 Trouble Shooting Checking Flow Start XO circuit is Ok See next page YES Check TP1 R1510 Is it 26MHz Refer to Figure 4 1 1 a to check RF signal path NO Is it 26MHz R f t Fi 4 1 1 XO circuit is Ok See next page to check RF signal path Replace X1500 and then check TP1 R1510 NO Replace Main B ...

Page 63: ...T6166 U1500 Circuit Diagram TP1 44 100K TOL 0 01 R1510 2 1 RT1 XT2 XT1 RT2 X1500 OZ26000004 26M 2 1 3 4 DET XTAL1 XTAL2 RCAL TST1 TST2 GND15 GND16 GND17 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 B1 A1 B6 C2 B10 B7 K11 L10 J10 H2 J1 D11 TOL 0 01 R1514 2K PDET_IN 3G_RX_B5_P 3G_RX_B5_N THERM with 4mil trace width ND with 24mil trace width THERM AUXADC_TSX trace SX with 4mil trace width GPS co CL...

Page 64: ...ncereferring ToFigure4 2 1 4Isanysignaldetectedat thatpoint CheckTP2atU1100 Checkifthereisanymajordifferencereferring ToFigure4 2 1 4Isanysignaldetectedat thatpoint CheckTP3atU1100 Dothesebefollowedbylogictableforeachband START ReplaceMainB D Yes Yes Yes No No No Checkanythingpoint ReplaceU1100 TheProblemmaybeLogicpart RefertoLogictroubleshoot 3 4 1 3 Checking RF signal path FEM ...

Page 65: ...All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting 3 4 1 3 Checking RF signal path Test Point TP3 R1102 TP3 R1101 TP1 C1101 TP3 R1104 SKY77589 U1100 TP3 R1105 TP2 DCS PCS C1111 TP2 GSM850 EGSM C1117 46 ...

Page 66: ...BATT VCC GND9 MODE U1100 SKY77589 16 15 14 13 12 11 10 17 9 8 7 6 4 3 28 1 44 43 42 41 40 39 38 37 36 35 32 33 34 24 23 22 29 30 31 18 21 25 20 26 19 27 5 2 R1102 1K 2 1 R1101 1K 2 1 L1106 DNI 2 1 1K R1104 2 1 R1105 1K 2 1 33p C1117 1 2 L1116 DNI 2 1 L1117 DNI 2 1 33p C1111 L1114 DNI DNI L1115 2 2n L1112 2 1 TX_MODULE_TRX3 TX_MODULE_TRX2 TX_MODULE_TRX1 TX_MODULE_TRX4 GSM_PA_EN ANT0_SW_SEL_0 ANT0_S...

Page 67: ...WiFi TP3 TP1 TP2 Top side Bottom side TP3 TP2 TP1 2 L5113 DNI 2 1 DNI C5122 1 2 WiFi BT ANT for WIFI Tx FCC 2 LO tuning MC C00002 14 ESD Protection Circuit DGMS Guide C5123 1 2 100P L5114 2 1 9 1N FEED FEED 1201 01A EAG63910001 1 ANT5101 1 1201 01A EAG63910001 ANT5100 1 2 82n L5102 2 1 100p C5100 changed to 0603 size Rev 1 0 2 DNI L5101 1 L5100 2 1 1 2n TP1 TP2 TP3 ...

Page 68: ...nternal Use Only Check the Signal level atTP1 C5123 Check the signal level atTP2 C5101 Check the Antenna Clip ANT5101 Check the signal level atTP3 C5102 START BT WiFi will work properly No No No No Yes Yes Yes Yes Yes Replace U5100 1 Replace C5123 2 Change PCB 1 Replace C5110 2 Change PCB Replace BT WiFi Antenna ...

Page 69: ...DOWNLOAD 69 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 6 GPS 4 Troubleshooting 3 16 GPS TP1 TP4 TP2 TP3 Top side TP5 4 Bottom side ...

Page 70: ...3 6 GND1 3 GND2 5 RFIN 4 GND4 10 RFO 9 SFMG2XAB002 U5101 L5116 10n 2 1 DNI L5109 100p C5110 L5107 82n 0 1u C5105 1 2 L5106 DNI FEED ANT5102 EAG63652101 1 C5129 DNI 1 2 L1504 2 2n 2 1 GND GPS_ANT GPS_LNA_EN Add for LNA GAIN Rev A 4 1 MC C00002 14 ESD Protection Circuit GPS ANT DGMS Guide C5108 1 2 DNI C5109 1 2 3 3P L5110 2 1 12N C5106 1 2 100P L5105 1 2 DNI DNI L5117 2 1 GPS_ANT C5128 1 2 3 3p TP3...

Page 71: ...vel atTP1 Check the signal level atTP3 2 8V Check the signal level atTP2 Check the signal level atTP5 Check the signal level atTP4 1 8V START GPS will work properly No No No No No Yes Yes Yes Yes Yes Yes Replace U5100 1 Replace U5101 2 Refer to logic troubleshooting 1 Replace U5101 2 Refer to logic troubleshooting Replace U5101 Replace GPS antenna ...

Page 72: ...2 FB6602 1800 1 2 1800 FB6601 1 2 FB6600 1800 2 1 S W_Detect SPK_L SPK_R MIC GND J6600 4 5 3 1 2 R6610 DNI 2 1 R6603 0 2 1 D6600 2 1 VA6600 2 1 VA6603 2 1 VA6602 2 1 1V8_MTK_VIO D6601 2 1 DNI R6608 2 1 R6609 0 2 1 R6611 0 2 1 R6600 470K 2 1 R6601 47K 2 1 L6600 85n 2 1 FM_ANT FM_RX_IN_N EAR_SENSE_JACK HPH_AMP_R HS_GND HPH_AMP_L Close to 3 5pi ear jack MAIN GND R6612 2 1 DNI C6601 1 2 4 7n 4 7n 2 1 ...

Page 73: ... purposes LGE Internal Use Only Check the ear jack condition Good Check the components condition good L6600 L6608 R6609 R6603 Check BiasVoltage Good C5115 START FM will work properly No No No Yes Yes Yes Yes Replace ear jack Give the addition solder or replace L6600 L6608 R6609 R6603 Replace U5100 ...

Page 74: ...bleshooting 3 17 DTV TP4 TP2 TP3 TP1 TP1 TP2 TP3 TP4 9 ANT5300 size 2x1 5 1 C5300 DNI 1 2 L5302 22n 2 1 0 5p C5311 1 2 IN OUT COUPLING1 COUPLING2 GND FL5300 836 5MHz 897 5MHz 5 3 2 4 1 18n L5307 2 1 18n L5303 2 1 100p L5301 1 2 13 09 02 breakid jeong D175f Model Ref C5301 1 2 DNI L5304 2 22N L5300 2 1 15N D5300 2 1 EAH62233601 TP4 TP3 TP2 TP1 ...

Page 75: ...LGE Internal Use Only Check the Signal level atTP1 Check the signal level atTP2 Check the signal level atTP4 Check the signal level atTP3 START DTV will work properly No No No No Yes Yes Yes Yes Yes Replace U5100 Replace FL5300 Give the addition solder or replace L5300 C5300 L5301 D5300 Replace DTV antenna ...

Page 76: ...l Use Only 3 9 Power TS The main power source of D337 is provided by 1 chip which is MT6323 Power ON sequence of D337 is 4 Trouble Shooting 3 8 Power TS The main power source of D337 is provided by 1 chip which is MT6323 The main power source of D337 is provided by 1 chip which is MT6323 Power ON sequence of D337 is 2 ...

Page 77: ...her than 3 6V Press PWR Key R9107 high to low Check MT6323 CoreVoltage level Check MT6323 IOVoltage level Check MT6323 RTC CLOCK START END Check Battery connector CN9100 No No No No No No Yes Yes Yes Yes Yes Change or charging the Battery Check POWER_KEY S W L4130 Check MT6323 C4144 Check MT6323 C4109 Check MT6323 Change MT6323 And Return to Start ...

Page 78: ... R9104 100K R9101 R9104 must to be close to PMIC AUXADC_REF pin 2V2_MTK_AVDD 1V15_MTK_PROC VPROC_1 VPROC_2 VPROC_3 VPROC_FB GND_VPROC_FB VPA_1 VPA_2 VPA_FB VSYS H14 D12 B14 A14 C12 B12 E14 D14 C14 L4130 680n 2 1 C4134 DNI C4135 2 2u 4_1_7_2_MT6323_POWER_V0_4_0402212754 C4135 C4135 3V4_MTK_VPA 680n L4132 4_1_7_2_MT6323_POWER_V0_4_0402212754 L4132 L4132 4_1_7_2_MT6323_POWER_V0_4_0402212754 L4132 L41...

Page 79: ...right 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting Core DC DC INDUCTOR L4130 IO DC DC CAPACITOR C4144 BATTERY CONNECTOR CN9100 PWR KEY R9107 5 ...

Page 80: ...ISET PGB GND1 CHGSB LDO GND2 IEOC EN_SET 1 2 47K R4700 VBUS_USB_IN 1 2 R4701 100K 1V8_MTK_VIO 2 1 C4700 1u VBAT 2 1 1u C4701 4V9_VCHG_LDO 2 1 C4702 1u 11 1 10 2 9 3 8 4 7 5 6 RT9536GQW U4700 CHG_EN CHG_STAT NOTE1 NOTE2 C9598 1 2 DNI R4702 2 1 680 TOL 0 01 C9599 1 2 DNI R4703 2 1 3 3K TOL 0 01 4 Trouble Shooting 3 9 Charging TS D337 uses Charger IC liner Charger for charging control The Charger IC ...

Page 81: ... service purposes LGE Internal Use Only ConnectionOK IstheuUSBCablevoltage4 9V or5 0V Isitchargingproperly Afterturningon START Yes Yes Yes Yes Yes ChangeI Oconnector ChangeTA oruUSBCable END END END ChecktheConnection ofuUSBandbattery ChangetheChargerIC U4700 ChangetheMainPCB No No No No ...

Page 82: ... 5 4 3 2 1 8 7 6 R9204 470K TOL 0 01 R9203 TOL 0 01 100K 1V8_MTK_VIO P2 2 P4 4 P1 1 P3 3 P6 6 P5 5 FL10001 1 2 D10006 VBUS_USB_IN 1u C10000 C10001 22p IN OUT GND1 GND2 FL10000 D10000 2 1 USB_D_P USB_D_M USB_ID C9202 1 2 DNI IsthesignalokforUSB ConnectionOK START ChangetheMainPCB No No No Yes Yes Yes ChangeI Oconnector CN10001 ChangeAP U2100 END ChecktheConnection ofuUSB ...

Page 83: ...3 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 12 USB TS Audio Block Diagram 3 11 Audio TS 3 11 1 Overview Audio Block Diagram 3 12 1 Overview ...

Page 84: ... s trouble shooting guide for no sound case Speaker control signals are generate by MT6323 U4100 If low level volume or breaking the sound change speaker module HearthesoundtotheSpeaker ChangeSpeakerModule CheckMainPCB L6700 L6701 FB6202 FB6203 C6208 C6209 SpeakerSoundOK START End Yes Yes Yes ChecktheSpeakerAndreconnect Speakermodule ChangeMainBoard No No No No ...

Page 85: ...Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting FB6202 U6200 U4100 FB6203 C6208 C6209 Contact L6700 L6701 Speaker 12 Speaker Module ...

Page 86: ... 2u 1 2 4 7u C6200 1 2 C6203 0 1u 1 2 1n C6206 1 2 1n C6207 1 2 C6210 2 2u 1 2 C6213 2 2u 1 2 2 2u C6212 1 2 2 2u C6211 1 2 R6925 0 2 1 VBAT 47n C6208 47n C6209 DNI R6924 2 1 FB6203 60 1 2 FB6202 60 1 2 COMMON_I2C_SDA COMMON_I2C_SCL SPK_AMP_P SPK_AMP_N HPH_AMP_R HS_GND SPK_P SPK_N HPH_L HPH_R HPH_AMP_L C6205 1 2 2 2U C6204 1 2 2 2U R6613 2 1 0 R6614 2 1 0 FEED ANT6200 MBV62562001 1 FEED MBV6256200...

Page 87: ...ble Shooting It s trouble shooting guide for no sound case Receiver control signals are generate by MT6323 U4100 If low level volume or breaking the voice change RCV module HeartheVoicethroughtheRCV ChangeRCVModule CheckMainPCB L6450 L6451 viaLoopbackmodeVoiceOK START END Yes Yes Yes ChecktheReceiver AndreconnectRCV module ChangeMainBoard No No No ...

Page 88: ... DOWNLOAD 88 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting U6200 U6201 U4100 L6450 L6451 Contact 15 Receiver Module ...

Page 89: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only L6450 20n 2 1 20n L6451 2 1 VA6925 2 1 VA6926 2 1 C6811 33p 1 2 33p C6812 1 2 C6810 33p 1 2 CN6450 2 1 RCV_N RCV_P RCV Main PCB L6450 L6451 ...

Page 90: ...rouble Shooting It s operating voice call except speakerphone voice recording camcorder recording CheckMichole rubbertomakethevoicesignal Checkpartsabout Biasandsignal Micworkswell ReconnectorchangeMic VoicesignalOK ChangeMT6323 U4100 Micworkswell START END ChecktheMicsignalbytestmode orVoicerecording ChangeMainBoard No No Yes Yes Yes Yes No No ...

Page 91: ... 4 Trouble Shooting Check Main Mic hole Check Main Mic hole C6920 FB6920 Check FB6920 VMIC voltage level C6920 C4103 C4103 C4104 18 Check C4103 C4104 0 1u C4105 C4106 0 1u C4103 1u 1u C4104 1 2 C4111 1u 1 2 1u C4112 1 2 MIC_IN1_P EAR_MIC_JACK MIC_IN1_N MIC_IN2_N MIC_IN3_N MIC_IN3_P 33p C6923 1 2 MIC_BIAS_1 FB6921 1800 1 2 O G1 G2 P MIC6921 4 3 2 1 VA6922 MIC_IN3_N MIC_IN3_P GND Close to MIC C6922 ...

Page 92: ...ernal Use Only 3 12 5 Sub Mic Trouble Shooting It s operating Speakerphone call CheckMichole rubbertomak thevoicesignal Checkpartsabout MicBias Micworkswell ReconnectorchangeMic VoicesignalOK ChangeMT6323 U4100 Micworkswell START END ChecktheMicsignalbytestmode SPK Phone ChangeMainBoard No No Yes Yes Yes Yes No No ...

Page 93: ... 4 Trouble Shooting Check Main Mic hole Check Main Mic hole FB6921 C6922 Check FB6921 VMIC voltage level C6922 C4111 C4112 20 Check C4103 C4104 0 1u C4105 C4106 0 1u C4103 1u 1u C4104 1 2 C4111 1u 1 2 1u C4112 1 2 MIC_IN1_P EAR_MIC_JACK MIC_IN1_N MIC_IN2_N MIC_IN3_N MIC_IN3_P 33p C6923 1 2 MIC_BIAS_1 FB6921 1800 1 2 O G1 G2 P MIC6921 4 3 2 1 VA6922 MIC_IN3_N MIC_IN3_P GND Close to MIC C6922 1 2 0 ...

Page 94: ...ontrol signals are generate by MT6323 U4100 Case A Disable detected headset insert ChangeEarJackConnector Soundplayviaheadset Checktheleftsignal anddetectionlineshortwhen headsetinserted ChangeMT6323 U4100 Mic workswell START END Didn t displayheadseticonandplaysound viaspeakeralthoughheadsetinsert ChangeMainBoard No Yes Works well Yes Yes Yes but still not works No No ...

Page 95: ...ND J6600 4 5 3 1 2 R6610 DNI 2 1 C6930 2 2u 1 2 MIC_BIAS_2 R6926 1 5K 2 1 R6603 0 2 1 D6600 2 1 VA6600 2 1 VA6603 2 1 VA6602 2 1 1V8_MTK_VIO D6601 2 1 DNI R6608 2 1 R6609 0 2 1 R6611 0 2 1 R6600 470K 2 1 R6601 47K 2 1 L6600 85n 2 1 FM_ANT FM_RX_IN_N EAR_SENSE_JACK EAR_MIC_JACK MIC_IN2_N HPH_AMP_R HS_GND HOOK_DETECT HPH_AMP_L Close to 3 5pi ear jack MAIN GND via to GND plane R6612 2 1 DNI C6601 1 2...

Page 96: ...service purposes LGE Internal Use Only Case B No Sound from Headset ChangeEarJackConnector Soundplayviaheadset CheckTPA2058D3 U6200 and peripheralcircuits Workswell CheckMT6323 U4100 Workswell START END Didn tplaysoundviaheadset althoughheadsetinsert ChangeMainBoard No Yes Yes Yes Yes No No ...

Page 97: ...ly for training and service purposes LGE Internal Use Only 4 Trouble Shooting Case B No Sound from Headset 24 Check the input power VBAT and 1V8_MTK_VIO FB6200 FB6201 C6200 C6201 C6202 C6203 In case of you can t heard anything check C6204 C6205 R6613 R6614 FB6601 FB6602 ...

Page 98: ...Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting Case B No Sound from Headset C6204 C6205 R6613 R6614 U4100 FB6200 FB6201 C6200 C6201 C6202 C6203 C6205 FB6602 FB6601 25 ...

Page 99: ...ccl compass sensors are calibrated by using SW algorithm Start Check the sensor function Function is OK END Yes Calibration OK No No END Yes Accelerometer Change the Sensor IC Function is OK END Yes END Yes No Function is OK Change the main board 27 END Function is OK Compass sensor 4 Trouble Shooting 3 12 Accelerometer Compass Sensor on off TS The Accl compass sensors are calibrated by using SW a...

Page 100: ...onisOK START Sendkeyclick APhonenumberclick Callconnected Objectmovedatthe Proximitysensor END END END Check 2V8_MTK_VIO C8400 Changethemainboard No Yes Yes Yes No 3 14 Proximity Sensor on off TS Proximity Sensor is worked as below Send Key click Phone number click Call connected Object moved at the sensor Control the screen s on off operation automatically ...

Page 101: ... Only 4 Trouble Shooting 3 13 Proximity Sensor on off TS Sensor Power C8400 29 VA8500 2 1 VA8501 2 1 4 7K R8400 1V8_MTK_VIO 2V8_MTK_VIO C8400 1u SDA 1 VDD 8 INT 2 SCL 7 GND 6 LEDK 4 LEDA 5 LDR 3 NC 9 U8400 APDS 9130 200 C8401 1u VA8502 2 1 COMMON_I2C_SDA COMMON_I2C_SCL PROXIMITY_INT R8401 2 1 22 TOL 0 01 Sensor Power C8400 ...

Page 102: ...rnal Use Only 3 15 Touch Sensor Trouble Shooting TouchWoks OK Check Power 1V8_MTK_VIO TP1 3V0_TOUCH_VDD TP2 Power is OK Check I2C Line Signal Line TP3 TP4 TouchWorks OK ChangeTouch Module TouchWorks OK START END ReconnectTouch Module connector CN7200 Change MT6323 U4100 Change Main Board No No No No Yes Yes Yes Yes ...

Page 103: ..._I2C_SDA TOUCH_I2C_SCL TOUCH_RESET TOUCH_MAKER_ID TOUCH_INT CN7200 VA7203 1u C7200 VA7202 VA7200 VA7201 4 7K R7200 VA7204 R7202 10K 1 2 R7201 10K 1 TP4 VA7200 TP3 VA7202 1V8_MTK_VIO TP1 TP1 R7201 3V0_TOUCH_VDD TP2 C7200 4 Trouble Shooting 1V8_MTK_VIO TP1 TP1 R7201 3V0_TOUCH_VDD TP2 C7200 TP3 VA7202 TP4 VA7200 TP4 VA7200 TP3 VA7202 3V0_TOUCH_VDD TP2 C7200 1V8_MTK_VIO TP1 TP1 R7201 31 TP1 R7201 ...

Page 104: ...r training and service purposes LGE Internal Use Only Check Power 3 00V Motor Power is OK Change IC VibratorWorks well START END Reconnect Connector and checkVibrator Change MT6323 Change Main Board No Yes Yes Yes 3 16 Vibrator Trouble Shooting Motor Type is small cylinder No ...

Page 105: ... 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 Trouble Shooting 33 3V0_MTK_VIBR D9910 100n L9910 VA9752 C9910 1u 1 2 CN1 2 1 breakid jeong 13 11 20 Request jjongs kim ...

Page 106: ... 8M camera control signals are generated by MT6582 U2100 Main Chipset And powered by voltage regulator U4100 Camera is OK CheckVIO TP1 DVDD TP2 AVDD TP3 Camera is OK Check the camera signals MCLK TP4 MIPI_ CLK TP5 MIPI_DATA TP6 START END END Check the camera Conn And reconnect the camera Change the Main board Change the Camera No Yes Yes Yes No No No ...

Page 107: ...P6 P5 FL7500 5 6 1 4 2 3 MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_DATA1_P MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA0_N MAIN_CAM0_MIPI_DATA1_N CAM0_I2C_SCL CAM0_I2C_SDA MAIN_CAM0_MCLK MAIN_CAM0_MIPI_DATA3_P MAIN_CAM0_MIPI_DATA3_N MAIN_CAM0_MIPI_DATA2_P MAIN_CAM0_MIPI_DATA2_N MAIN_CAM0_RESET_N MAIN_CAM0_MIPI_CLK_N Main_Camera_30pin_8M 2 1 C7017 2 2u 2 1 C7008 2 2u VA7004 2 1 VA7005 2 1 MCLK TP4 C7011 DV...

Page 108: ...A camera control signals are generated by MT6582 U2100 Main Chipset And powered by voltage regulator U4100 Camera is OK CheckVIO TP1 DVDD TP2 AVDD TP3 Camera is OK Check the camera signals MCLK TP4 MIPI_CLK TP5 MIPI_DATA TP6 START END END Check the camera Conn And reconnect the camera Change the Main board Change the Camera Yes Yes Yes No No No Yes ...

Page 109: ...G2 FL7002 10 9 8 4 7 3 6 2 5 1 VT_CAM_MIPI_DATA0_N VT_CAM_MIPI_CLK_P VT_CAM_MIPI_CLK_N VT_CAM_MIPI_DATA0_P CAM0_I2C_SCL CAM0_I2C_SDA MAIN_CAM0_MCLK VT_CAM_RESET_N VA7400 7403 Clamping 12 8V 15pF 50W 7 4 1_VT_Camera_20pin_VGA_1 26M_1 3M_2 4M 2 REF_DGMS_CHECK_LIST CHANGE_PART 1 SEVY0005402_ _EAH61533301 MIPI CLK FL7002 MIPI DATA FL7002 MCLK C7011 IOVDD C7014 DVDD C7015 AVDD C7016 4 Trouble Shooting ...

Page 110: ... VIO VCI And its interface is MIPI having three data lanes and one clock lane Is the circuit Powered LCD display is OK Check LCD Power 1V8_LCD_VIO TP1 2V8_LCD_VCI TP2 LCD_MIPI_DATA TP3 LCD_MIPI_CLK TP4 LM3639 4400 output LEDA TP5 START END Press PWR key turn the power ON Disconnect and re connect LCD Connector CN7401 Change the Main Board The LCD works Follow the Power ON Troubleshooting Change th...

Page 111: ...MIC_LED_A LCD_PWM LCD_RESET_N LCD_MAKER_ID LCD_VSYNC PMIC_LED_C2 Note1 0416_protect from inrush current 7 1 7 3 1_LCD_5_0inch HD FL7000 5 10 9 4 8 3 7 2 6 1 2V8_EXT_LDO_LCD_VCC R10002 DNI 2 1 FB10001 1 2 600 VBAT CAM0_I2C_SCL CAM0_I2C_SDA FLASH_LED_OUT_P PMIC_LED_C1 LCD_BL_EN FLASH_LED_EN PMIC_LED_A LCD_PWM PMIC_LED_C2 FLASH_LTD Width 0 3mm 0 3mm LCD B L Booster Camera Flash U4400 B4 C1 A3 A4 E3 D...

Page 112: ... Only for training and service purposes LGE Internal Use Only 4 DOWNLOAD Thisdocumentisdraftversion sothecontentswillbeupdatedafterregisteringthefinalone TOOL INFORMATION TOOLVERSION DLL NAME USB DRIVER Please Check theVersion to B2B H W Name Part No Software D L Cable ...

Page 113: ...4 DOWNLOAD 113 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LS990 LGLS990 ...

Page 114: ...4 DOWNLOAD 114 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990_20140704_LGFLASHv160_Download LGLS990 ...

Page 115: ...4 DOWNLOAD 115 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

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Page 117: ...4 DOWNLOAD 117 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only RAD32167835 ...

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Page 124: ...ectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 LGLS990AT 00 V10a SSV XXX JUN 03 2013 0 tot LGLS990 LGLS990_20140704_LGFLASHv160_Download LGLS990_20140704_LGFLASHv160_Download ...

Page 125: ...ight 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 LGLS990_20140704_LGFLASHv160_Download LGLS990AT 00 V10a SSV XXX JUN 03 2013 0 tot LGLS990 LGLS990 ...

Page 126: ...4 DOWNLOAD 126 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 ...

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Page 128: ...4 DOWNLOAD 128 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 LGLS990 ...

Page 129: ...72 GPIO_60 MCP eMMC 8GB DDR3 8Gb TRX2 MSDC0 RDQ RDQS RA MSDC1 SIMLS1 SIMLS2 SYSRSTM WATCHDOG_RESET_OUT INT PMIC_INT WATCHDOG GPIO_25 SPI PMIC_SPI TX LB SDCARD VBAT B5 DUP B2 DUP TX_MODULE_TRX3 TX_MODULE_TRX4 Power Amp 3G_RX_B8 3G_RX_B2 RCV SPK P RCV USB 2 0 USB_D_M USB_D_P USB_ID 3G_PA_LB_EN PA_MODE_SEL_0 3G_PA_B1_EN GPIO_63 GPIO_72 GPIO_59 USB_DM USB_DP AUX_IN0 AU HSP TRX3 TRX4 MSDC1 Switching Ch...

Page 130: ...SM LB RX GSM HB TX GSM LB TX TRX1 TRX2 TRX3 TRX4 SFX836UZ102 WISOL SFX836UZ102 WISOL B8 TRX B1 TRX B2 TRX BSG12PL6 Separator B5 8 3GH1_TX 3GLB_TX 3GH2_TX PAM SKY77758 RX_I RX_Q BSI_CLK BSI_EN BSI_DATA 2 2 3 B8 DPX B1 DPX Coupling MT6582 MT6166 SFXG50UZ502 WISOL SAYRF1G88CA0B0A Murata PAM SKY77762 B2 DPX Coupling SKY77589 MT6582 3GB1_RX 3GB5_RX 3GB8_RX 3GB2_RX 2 2 2 2 26MHz OZ26000004 DET GPIO59 3G...

Page 131: ...0 Connectivity Block diagram 3 L80 Connectivity Block diagram Ant GPS NFC_IRQ NFC_WAKE_BCM MT6627 MT6627 WLAN_CLK Ant BT WiFi WLAN_CLK MT6582 Ant FM Radio SPI 3 line FM_Data_CLK line WiFi_BT_RX_IQ 4 line WiFi_BT_TX_IQ 4 line GPS_RX_IQ 4 line WiFi_BT_Control 6 line Ant DTV FC8150 FC8150 1SEG_SPI 4 line 1SEG_EN 1SEG_INT MT6166 26M_DTV_CLK ...

Page 132: ...NT GPIO_99 GPIO_100 GPIO_101 GPIO_102 GPIO_103 GPIO 104 WB_CTRL5 WB_CTRL4 WB_CTRL3 WB_CTRL2 WB_CTRL1 WB CTRL0 CONN_SPI_CLK CONN_SPI_DATA GPIO_104 GPIO_96 GPIO 97 WB_CTRL0 SCLK SDATA WB_GPS_RFIN FM ANT CONN_SPI_EN CONN_RSTB GPIO_97 GPIO_98 GPIO_91 SDATA SEN HRST_B FM_LANT_N FM_LANT_P FM_DATA FM_CLK GPIO_94 GPIO_95 MT6627 F2W_DATA F2W_CLK MT6323 AVDD18 WBT 1V8_MTK_VCN MT6582 VCN18 VCN28 VCN33 1V8_MT...

Page 133: ...onnectivity Block diagram DTV 1SEG_SPI_CLK 1SEG_SPI_CS 1SEG_SPI_MOSI SPI_CLK SPI_CS SPI_MOSI DTV UHF 470 806 MHz GPIO_81 GPIO_80 GPIO_83 1SEG_SPI_MISO _ SPI_MISO RF_IN FC8150 FCI _ GPIO_82 Band Stop Filter B8743 EPCOS MT6582 FC8150 FCI DTV MT6166 HOST_INTB LDO_EN XO UT OAD F VCO LL DIG DD 1SEG_INT 1SEG_EN XO3 GPIO_7 GPIO_8 LDO_IN LDO_OU LNA_LO VDD_RF VDD_PL ADC_VD MT6323 VGP3 ...

Page 134: ...onnectivity Block diagram GPS 6 L80 Connectivity Block diagram GPS MT6323 GPS 1574 40 1576 44MHz _28 2V8_MTK_VCN VCN_ MT6627 GPS_ANT GPS Filter LNA Module GPS_RFIN Module SFMG2XAB002 Wisol GPS_RX_QN GPS_RX_QP GPS_RX_IN GPS_RX_IP GPS_LNA_EN GPIO_47 MT6582 GPS_RX_Q_N GPS_RXQN GPS_RXQP GPS_RXIN GPS_RXIP GPS_RX_Q_P GPS_RX_I_N GPS_RX_I_P MT6582 ...

Page 135: ... 2V8_MTK_VCN 1V8_MTK_VCN AVDD18_WBT AVDD18_GPS AVDD28_FM AVDD33_WBT 30mA _VCN28 240mA _AVDD33_RTC 300mA _VIO18 SKY77589 Tx module System VBAT SPK_RCV _S W 1V8_MTK_VIO 2V8_MTK_VA Touch 3V0_TOUCH_VDD 1V8_MTK_VIO VGP1 100mA VA 150mA FC8150 MSM 1V8_DTV BCEB 300mA _VGP3 VBAT 8M Camera 1M VT Camera 2V8_MAIN_CAM_AVDD 1V2_MAIN_CAM_DVDD 1V8 MAIN CAM IOVDD Hall IC 1V8_MTK_VIO 1V8_MTK_VIO Compass 1V8_MTK_VIO...

Page 136: ..._ eMMC_CMD eMMC_CLK EBI CA 0 9 eMMC 8GB CA0 9 CS0_N CS1_N CLK_C 10 CLK_T CKE0 CKE1 RA0 9 RCS0_B RCS1_B RCLK0_B RCLK0 RCKE EBI_CA_0 9 EBI_CS_0 EBI_CS_1 EBI_CLK_B EBI_CLK EBI_CKE LPDDR3 8Gb CKE0 CKE1 DQ0 31 DM0 3 DQS0_C DQS3_C DQS0_T DQS3_T VREFCA VREFDQ 32 4 4 4 RCKE RDQ0 31 RDQM0 3 RDQS0_B RDQS3_B RDQS0 3 VREF EBI_DATA_0 31 EBI_DM_0 3 EBI_DQS_0 3_B EBI_DQS_0 3 VREF_LPDDR2 LPDDR3 8Gb MSDC1_DATA0 3 ...

Page 137: ..._I2C_SDA COMPASS DRDY COMMON_I2C_SCL SCK 1V8_MTK_VIO GPIO_89 GPIO_88 GPIO_11 VIO18 2V8_MTK_VIO COMPASS_DRDY GPIO__6 VIO28 Compass AK09911 RSTN SCK SDI PROXIMITY PROXIMITY_INT INT SCL MT6323 COMMON_I2C_SCL VDD 2V8_MTK_VIO 1V8_MTK_VIO GPIO__6 GPIO 89 VIO18 VIO28 MT6582 PROXIMITY SENSOR APDS 9130 200 SDA MT6323 COMMON_I2C_SDA LEDA LDR LEDK GPIO_88 GPIO_89 Hall IC BU52061NVX 1V8_MTK_VIO VDD OUT HALL_I...

Page 138: ...U_HSP RCV_SPK_P MIC_IN1_P Audio S W 2V8_MTK_VA SPK_P SPK N VA SDA0 SCL0 HPH_L AU_HPL AU_HPR IN2 IN1 IN1 HPL HPH_R AU_VIN0_P AU_VIN0_N HPH AMP L AU_HSN RCV_SPK_N Main MIC FSA2259UMX SPK_N MIC_IN1_N MIC IN3 P SCL0 EAR_SENSE_JAC GPIO_4 AUDIO SEL 1V8_MTK_VIO HPL HPR AU_VIN1_P _ _ HPH_AMP_R AU_VIN2_P AU_VIN2_N 2nd MIC MIC_IN3_P MIC_IN3_N EAR_MIC_JACK HOOK_DETECT ACCDET CK MT6582 AUDIO_SEL O AU_VIN1_N M...

Page 139: ...PI_DSI TDP1 TDN1 5 FWVGA LCD ILI8906E DSV DW8755 EN VOUT_P N 5V5_DDVDH 5V5_DDVDL MAKER_ID GPIO_42 LED Backlight LM3639 EN WLED A MT6582 GPIO_18 GPIO_92 LED Backlight LM3639 EN SW WLED_A WLED_C1 WLED_C2 LED1_B LED2_B LCD_PWM PWM SCL SDA STROBE TX GPIO_89 COMMON_I2C_SCL GPIO_88 COMMON_I2C_SDA GPIO_12 GPIO_13 2V8_VCC 1V8_IO LED1_F LED2_F GND CAMERA_Flash Ext LDO for VBAT MT6323 1V8_MTK_LCD_IO GP2 1 8...

Page 140: ... 1 2V 150mA 1V8_MAIN_CAM_IOVDD IOCAM 1 8V 100mA 2V8_MAIN_CAM_AVDD ACAM 2 8V 150mA DVDD 1 2V IO 1 8V AVDD 2 8V Ext LDO for LCD MIPI_CIS0_DATA0_N MIPI_CIS0_DATA0_P MIPI_CIS0_DATA1_N MIPI_CIS0_DATA1_P RCN0 RCP0 Sony IMX219 p LVS2 RCP0 MIPI CIS0 DATA2 N RCN1 RCP1 AF 2 8V MIPI_CIS0_DATA2_N MIPI_CIS0_DATA2_P MIPI_CIS0_DATA3_N MIPI_CIS0_DATA3_P RCN2 RCP2 RCN3 RCP3 1 M Front CAM GPIO 86 CAM0_I2C_SDA VT_CA...

Page 141: ...ED EAG63613001 ANT1112 1 FEED ANT1111 EAG63613001 1 FEED MBV62562001 ANT1114 1 FEED ANT1115 MBV62562001 1 FEED MBV62562001 ANT1113 1 SC1109 1 SC1107 1 L1100 2 2n 2 1 2 2n L1112 2 1 1V8_MTK_VIO 10K R1111 2 1 R1113 3 3M 2 1 100p C1121 1 2 R1114 10K 2 1 C1120 100p 1 2 SC1106 1 SC1108 1 SC1105 1 SC1104 1 SC1103 1 SC1102 1 SC1101 1 GSM_PA_RAMP TX_MODULE_TRX3 TX_MODULE_TRX2 TX_MODULE_TRX1 TX_MODULE_TRX4...

Page 142: ...11 J9 J8 J7 J6 J5 J4 J3 J2 D10 H10 H6 K9 K10 K8 L8 F11 F10 G11 G10 B1 A1 B6 A6 B4 B3 B5 A5 A3 A2 D1 C1 F1 E1 A10 A9 A8 A11 B8 F9 F6 F5 F4 F3 E9 E8 E7 E6 E5 E4 E3 D9 D8 D7 D6 D5 D4 D3 C10 C9 C8 C7 C6 C5 C4 C3 C2 B10 B7 K11 L10 E10 K7 K1 F2 B11 J10 C11 L1 K2 G8 H8 F8 G6 H2 J1 D11 1V8_MTK_VIO R1509 0 TOL 0 01 R1514 2K VREF_BAT_THERM SR_CLK_EN SR_CLK_EN BB_CLK WLAN_CLK GND_AUXADC 26M_AUDIO_CLK PDET_IN...

Page 143: ...L1606 EAM62732301 SFXG50UZ502 WISOL 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 FL1602 EAM62571201 SAYRF1G88HA0F0A MURATA 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 EAM62792701 FL1600 SFX836UZ102 WISOL 7 5 8 4 9 2 3 1 6 ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 WISOL SFX897TZ102 EAM62955301 FL1604 9 5 7 3 1 2 8 4 6 L1636 DNI 2 1 22p C1646 1 2 PDET_IN 3G_TX_LB ...

Page 144: ... GND1 3 GND2 5 RFIN 4 GND4 10 RFO 9 SFMG2XAB002 U5101 L5116 10n 2 1 DNI L5109 100p C5110 L5107 82n 0 1u C5105 1 2 100p C5114 1 2 L5106 DNI C5120 100p 1 2 FEED ANT5102 EAG63652101 1 C5129 DNI 1 2 L1504 2 2n 2 1 DNI C5121 1 2 GND WLAN_CLK FM_ANT FM_DATA FM_RX_IN_N GPS_ANT GPS_ANT GPS_LNA_EN CONN_RSTB WB_RX_Q_P WB_TX_Q_N WB_TX_Q_P WB_RX_I_P GPS_RX_Q_N GPS_RX_Q_P GPS_RX_I_N GPS_RX_I_P WB_RX_I_N WB_TX_...

Page 145: ..._BB_5 GND_RF_1 GND_RF_2 GND_RF_3 GND_RF_4 GND_RF_5 GND_RF_6 GND_RF_7 GND_ADC_1 GND_ADC_2 U5300 FC8150 E3 E2 D3 C3 B3 D2 C2 B2 A2 F5 F4 E5 E4 D5 B6 B5 D7 F6 E7 G7 G6 C7 C6 B7 F2 B4 E6 D6 C5 D4 A5 A7 F3 G3 A6 A3 G5 G4 F1 B1 G2 F7 G1 C4 E1 D1 C1 A1 0 1u C5305 1 2 0 1u C5307 1 2 0 1u C5302 1 2 0 1u C5304 1 2 L5305 100n 2 1 1u C5309 1 2 L5306 27n 2 1 C5303 10u 1 2 TP5302 1 TP5301 1 TP5304 1 TP5300 1 1V...

Page 146: ...BI_DATA_6 EBI_DATA_7 EBI_DATA_14 EBI_DATA_15 EBI_DATA_18 EBI_DATA_19 EBI_DATA_21 EBI_DATA_23 EBI_DATA_26 EBI_DATA_27 EBI_DATA_30 EBI_DATA_31 EBI_CKE USB_ID RFIC0_TXBB_I_P RFIC0_TXBB_I_N RFIC0_TXBB_Q_P RFIC0_TXBB_Q_N RFIC0_PRXBB_I_P RFIC0_PRXBB_I_N RFIC0_PRXBB_Q_P RFIC0_PRXBB_Q_N GSM_PA_RAMP WB_RX_Q_P WB_TX_Q_N WB_TX_Q_P WB_RX_I_P GPS_RX_Q_N GPS_RX_Q_P GPS_RX_I_N GPS_RX_I_P WB_RX_I_N WB_TX_I_P WB_T...

Page 147: ...CLK_P LCD_MIPI_DATA0_P LCD_MIPI_DATA0_N LCD_MIPI_DATA1_N LCD_MIPI_DATA1_P LCD_MIPI_CLK_N MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_DATA1_P MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA0_N MAIN_CAM0_MIPI_DATA1_N TOUCH_I2C_SDA TOUCH_I2C_SDA TOUCH_I2C_SCL TOUCH_I2C_SCL CAM0_I2C_SCL CAM0_I2C_SDA MAIN_CAM0_MCLK EAR_SENSE_JACK SDCARD_CLK eMMC_CLK KEYPAD_SENSE_0 KEYPAD_SENSE_2 BAT_ID MAIN_CAM0_MIPI_DATA3_P MAIN_C...

Page 148: ...V3_MTK_VUSB 1V8_MTK_VIO 1V8_MTK_VIO 1V8_MTK_VCN 1V15_MTK_PROC 2V8_MTK_VTCXO 1V8_MTK_VIO 1V8_MTK_VIO 1V8_MTK_VIO 1V15_MTK_PROC GND_VPROC_FB VPROC_FB CCDS 2 3 3 1 3 Rev_0 3 Memory Type DDR2 æ DDR3 140312_Changed from HDK 140320_Changed via MTK CAP close to pin G26 CAP close to pin E1 as possible as we can with PMU and PCB ground CAP should be near MT6582 be connected with PCB CAP first and then conn...

Page 149: ...BG_8 AVSS18_WBG_9 AVSS18_WBG_10 AVSS18_WBG_11 AVSS18_WBG_12 AVSS18_MD_1 AVSS18_MD_2 AVSS18_MD_3 AVSS18_MD_4 AVSS18_MD_5 AVSS18_MD_6 AVSS18_MD_7 AVSS18_MD_8 AVSS18_MD_9 AVSS18_MD_10 AVSS18_AP_1 AVSS18_AP_2 AVSS33_USB DVSS_41 DVSS_42 DVSS_43 DVSS_44 DVSS_45 DVSS_46 DVSS_47 DVSS_48 DVSS_49 DVSS_50 DVSS_51 DVSS_52 DVSS_53 DVSS_54 DVSS_55 DVSS_56 DVSS_57 DVSS_58 DVSS_59 DVSS_60 DVSS_61 DVSS_62 DVSS_63 ...

Page 150: ...10 N10 R10 F12 F11 F10 G13 G12 G10 H13 H11 Y11 Y13 AA10 AA12 AA13 AB10 AB11 AB12 J12 K13 K11 L11 L13 M11 M13 N12 R12 T13 T11 U13 U11 V13 V11 W12 R2 T2 N3 P3 T3 U3 AA8 AA4 AA2 Y5 Y4 T4 R8 R4 R3 P12 P4 N8 N4 M4 M3 L4 H5 H3 G8 G4 F2 W4 V4 U4 P2 K4 J4 H4 AA11 Y10 W13 W8 V9 V8 U12 U10 T8 R13 P9 N13 M8 L12 L10 K9 K8 D6 D5 AB14 AB13 AB2 AB1 AA14 AA1 P10 A14 A1 D7 C13 C12 C10 C8 C5 C3 B11 B7 B2 A12 A8 A3 ...

Page 151: ...1u 1 2 1u C4112 1 2 VREF_BAT_THERM SR_CLK_EN USB_D_P USB_D_M SYS_RESIN_N CHG_D_N CHG_D_P BAT_ID GND_AUXADC 26M_AUDIO_CLK USB_ID MIC_IN1_P VBAT_THERM VBAT_THERM RCV_SPK_P SIM1_CLK_PM SIM1_RESET_PM EAR_MIC_JACK MIC_IN1_N MIC_IN2_N PM_KYPD_PWR_N SIM1_DATA_PM AUXADC_TSX SIM2_DATA_PM SIM2_CLK_PM SIM2_RESET_PM MIC_IN3_N MIC_IN3_P HPH_L HPH_R RCV_SPK_N HOOK_DETECT BAT_ID_PULLUP SIM2_RESET_N SIM1_RESET_N ...

Page 152: ...0 50 Application DLDO DLDO 2 0 2 8 3 0 3 3 General purpose LDO 100 DLDO VGP2 General purpose LDO 2 0 2 5 2 8 3 0 1 2 1 3 1 5 1 8 3 3V EMMC 400 3 0 3 3 VEMC_3V3 DLDO 100 DLDO VCAM_AF AF application 2 0 2 8 3 0 3 3 1 2 1 3 1 5 1 8 SD 2 0 3 0 memory card 100 1 8 3 3 VMC ALDO SD 3 0 memory card 400 3 0 3 3 VMCH ALDO 100 DLDO VIBR Vibrator 2 0 2 8 3 0 3 3 1 2 1 3 1 5 1 8 LDO types and brief specificati...

Page 153: ...ASH_LED_EN PMIC_LED_A LCD_PWM PMIC_LED_C2 FLASH_LTD 4 4 3_LCD_Backlight_IC_RT8542 5 0 TOUCH Width 0 3mm 0 3mm LCD B L Booster Camera Flash 9 8 3_Flash_LED U4400 B4 C1 A3 A4 E3 D3 E2 E1 B3 B2 A1 D2 A2 E4 B1 D4 D1 C4 C3 C2 TX STROBE VIN BLED1 PWM FLED2 SWB OUTF1 SCL FLED1 OUTF2 SWF2 BLED2 OVP SDA GND3 GND1 SWF1 EN GND2 LM3639 FB4401 600 1 2 LD9830 2 1 CN7200 VA7203 1u C7200 VA7202 VA7200 VA7201 4 7K...

Page 154: ...VBAT 1V2_EXT_LDO_CAM_DVDD C7504 1u 1 2 1u C7503 1 2 P3 P2 P4 P1 P6 P5 FL7500 5 6 1 4 2 3 VT_CAM_MIPI_DATA0_N VT_CAM_MIPI_CLK_P VT_CAM_MIPI_CLK_N VT_CAM_MIPI_DATA0_P LCD_MIPI_CLK_P LCD_MIPI_DATA0_P LCD_MIPI_DATA0_N LCD_MIPI_DATA1_N LCD_MIPI_DATA1_P LCD_MIPI_CLK_N MAIN_CAM0_MIPI_CLK_P MAIN_CAM0_MIPI_DATA1_P MAIN_CAM0_MIPI_DATA0_P MAIN_CAM0_MIPI_DATA0_N MAIN_CAM0_MIPI_DATA1_N CAM0_I2C_SCL CAM0_I2C_SC...

Page 155: ...CL EAR_SENSE_JACK MIC_IN1_P RCV_SPK_P EAR_MIC_JACK MIC_IN1_N MIC_IN2_N SPK_AMP_P SPK_AMP_P SPK_AMP_N SPK_AMP_N HPH_AMP_R HPH_AMP_R HS_GND HS_GND SPK_P SPK_P SPK_N SPK_N MIC_IN3_N RCV_N RCV_N RCV_P RCV_P AUDIO_SEL MIC_IN3_P HPH_L HPH_R RCV_SPK_N HOOK_DETECT HPH_AMP_L HPH_AMP_L via to GND plane DGMS Guide MC C06162 1 1 Don t connect Positive of Tantal TVS diode to Negative voltage if use 2 We recomm...

Page 156: ...LEDA 5 LDR 3 NC 9 U8400 APDS 9130 200 C8401 1u 3V0_MTK_VIBR D9910 100n L9910 VA9752 C9910 1u 1 2 CN1 2 1 VA8502 2 1 COMMON_I2C_SDA COMMON_I2C_SDA COMMON_I2C_SDA COMMON_I2C_SCL COMMON_I2C_SCL COMMON_I2C_SCL HALL_INT PROXIMITY_INT ACCEL_INT COMPASS_DRDY 8 2 1 3_Compass_AK09911 Rev 0 3 ACCEL Sensor MC C00058 12 DGMS Guide according to voltage noise conditions Adjust the bypass capacitor value as nece...

Page 157: ..._DATA_PM SIM2_CLK_PM SIM2_RESET_PM DLA_1 DLA_2 DLA_3 DLA_5 DLA_6 DLA_7 DLA_4 DAISY_CHAIN KEYPAD_SENSE_1 Sub SIM Connector Back Volume Key PID Item for Manufacturing PID 9 5 3_Micro_SD_Combo 1 2 VA9557 1 2 VA9502 2 VA9501 1 1 2 VA9551 1 2 VA9552 1 2 3 5 6 7 4 LAYER_ALIGN 1 2 VA9550 1 DC1 1 2 VA9500 1 2 VA9507 1 PID1 1 2 VA9506 1 2 VA9505 1 2 DNI R9500 2 1 R9501 1M C9504 10p 1 2 10p C9505 1 2 C9502 ...

Page 158: ...7 BGA PIN MAP 158 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 7 BGA PIN MAP U1100 SKY77589 U1100 SKY77589 Not Used Used ...

Page 159: ...7 BGA PIN MAP 159 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U1500 MT6166 RFTransceiver U1500 MT6166 RF Transceiver Not Used Used ...

Page 160: ...7 BGA PIN MAP 160 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U1600 BU52033NVX Hall IC U1600 BU52033NVX Hall IC Not Used Used ...

Page 161: ...7 BGA PIN MAP 161 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U1602 SKY77761 B1TRX Not Used Used 602 SKY77761 B1 TRX ...

Page 162: ...7 BGA PIN MAP 162 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U2100 MT6582 Not Used Used U2100 MT6582 ...

Page 163: ...7 BGA PIN MAP 163 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U3300 eMMC Used U3300 eMMC ...

Page 164: ...7 BGA PIN MAP 164 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U4100 MT6323 PMIC Not Used Used MT6323 PMIC ...

Page 165: ... PIN MAP 165 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U4400 LM3639 LCD Backlight Booster 0 LM3639 LCD Backlight Booster Not Used Used ...

Page 166: ...7 BGA PIN MAP 166 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U4700 RT9536 Linear Charger 4700 RT9536 Linear Charger Not Used Used ...

Page 167: ...7 BGA PIN MAP 167 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5100 MT6627 IC Wifi U5100 MT6627 IC Wifi Not Used Used ...

Page 168: ...A PIN MAP 168 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5101 SFMG2XAB002 GPS LNA module Not Used Used 5101 SFMG2XAB002 GPS LNA module ...

Page 169: ...7 BGA PIN MAP 169 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U5300 FC8150 DTV Chip 0 FC8150 DTV Chip Not Used Used ...

Page 170: ...A PIN MAP 170 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U6200 TPA2058D3 Audio Sub System 6200 TPA2058D3 Audio Sub System Not Used Used ...

Page 171: ...7 BGA PIN MAP 171 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U6201 DG2735A SPK MIC 6201 DG2735A SPK MIC Not Used Used ...

Page 172: ...7 BGA PIN MAP 172 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U7500 DW8755A DSV 00 DW8755A DSV Not Used Used ...

Page 173: ...7 BGA PIN MAP 173 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U8200 AK09911 Compass 200 AK09911 Compass Not Used Used ...

Page 174: ...7 BGA PIN MAP 174 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U8300 K2HHTR Accel U8300 K2HHTR Accel Not Used Used ...

Page 175: ...GA PIN MAP 175 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U8400 APDS 9130 Proximity Sensor 00 APDS 9130 Proximity Sensor Not Used Used ...

Page 176: ...7 BGA PIN MAP 176 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U8700 BU52033NVX Hall IC 700 BU52033NVX Hall IC Not Used Used ...

Page 177: ... Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only U71001 RP103K121D TR Ext DVDD LDO for Camera U71001 RP103K121D TR Ext DVDD LDO for Camera Not Used Used ...

Page 178: ...no RF WCDMA Band1 Model name SKY77758 U1600 Function 3G PAM no RF WCDMA Band2 5 8 Model name SKY77589 11 U1100 Function RF FEM Front End Module no RF Model name BU52033NVX U8700 Function Hall IC no quick circle case Model name APDS 9130 200 U8400 Function Proximity sensor no proximity sensor Model name Antenna PAD ANT5300 Function DTV antenna pad no DTV Model name FC8150 U5300 Function 1 SEG recei...

Page 179: ...for training and service purposes LGE Internal Use Only 8 PCB LAYOUT LG L337 MAIN_EAX65632401_1 0_TOP 2 D expedition L80V EAX66073001_1_0_LGD337_MAIN_140618_1715 PCB Board1 pcb Page 1 of 1 pages Model name C Clip ANT6200 ANT6201 Function Speaker contact no speaker ...

Page 180: ... Function PMIC no booting no touch no LCD no RF Model name RT9536GQW U4700 Function Linear Charger IC no charge Model name 04 5151 005 104 883 CN10001 Function USB connection no charge no USB connection Model name SPW4430HR5H MIC69020 Function Microphone no MIC Voice Model name AK09911 U8200 Function 3 axis geomagnetic sensor no compass sensor Model name LXCL PWF4 LD9830 Function Fresh LED no fres...

Page 181: ...tor no SIM2 detect Model name KQ03L3 4R CN9100 Function Battery connector no power no booting Model name LM3639 U4400 Function DC DC convertor no LCD Model name GB042 10S H10 E3000 CN7200 Function Touch B to B Connector no touch Model name SPW4430HR5H MIC69021 Function Microphone no MIC Voice Model name C Clip ANT5100 ANT5101 Function BT WiFi antenna connection No BT WiFi Model name TPA2058D3 U620...

Page 182: ...rsion sothecontentswillbeupdatedafterregisteringthefinalone CAL INFORMATION S WVERSION Please Check theVersion to B2B H W Name Part No PIF PIF200 AllType BJAY0024021 USB Cable USB Cable RAD32247898 Power Cable DC Power Cable RAD32247878 I O Cable RF Cable_Main Power Supply_PIF Power Supply 5 3V Power Supply_Phone Power Supply 5 0V RFTest Equipment E5515C 8960 NOTICE ...

Page 183: ...9 CALIBRATION 183 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 ...

Page 184: ...9 CALIBRATION 184 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 ...

Page 185: ...9 CALIBRATION 185 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 186: ... CALIBRATION 186 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 ...

Page 187: ...9 CALIBRATION 187 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 188: ...u can check C LGETachyonModelLS990 Setting Guide RAD32167861 RF cable MS 156C P No MXFJK1WT4000C2 COM3 The phone must be fitted with the bettery COM1 A B 2A 2B MXFJK1WT4000C2 MS 156C RAD32167861 B B A 2B 2A 2 3 4 5 USB cable A B type P No BJAY0020060 GPIB cable IEEE 488 P No BJAY0020058 RF Connection Cable COM3 COM1 Shield Box USB Cable A B 2A 2B 5 2 3 4 ...

Page 189: ...9 CALIBRATION 189 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 190: ...9 CALIBRATION 190 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 191: ...9 CALIBRATION 191 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 192: ...9 CALIBRATION 192 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Tachyon 36 Tachyon_36 ...

Page 193: ...9 CALIBRATION 193 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 0V 5 3V ...

Page 194: ...9 CALIBRATION 194 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 195: ...9 CALIBRATION 195 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 196: ...9 CALIBRATION 196 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 LGLS990 ...

Page 197: ...9 CALIBRATION 197 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 LGLS990 ...

Page 198: ...9 CALIBRATION 198 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 LS990 MS695 MS695 LS990 ...

Page 199: ...9 CALIBRATION 199 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 RF900 LS990 ...

Page 200: ...t reserved Only for training and service purposes LGE Internal Use Only 10 HIDDEN MENU How to start Hidden Menu How to start Hidden Menu Hidden Menu Start Start shortcut keys 3845 337 Start shortcut keys 3845 337 Hidden Menu List Start the desired menu Menu click ...

Page 201: ...FT pow 5 AATFULL power key 6 Normal Boot power key 6 Normal Boot power key 7 FTM Boot power key 8 Power Off power key 9 Version Name 9 Version Name 10 Individual Item power key 11 Wireless RF Test power key 12 Optional Menu power key All AutoTest Normal Mode 1 All AutoTest Partial 2 All AutoTest Result Partial power key 3 All AutoTest Full Device functionality testing at the factory to use 4 All A...

Page 202: ...Vibrator Test 9 Touch Draw Manual 9 Motion Sensor Test 10 GPS BT WIFI Test 11 OneSeg test 11 FM Radio Test 12 Loopback Test 12 Loopback Test 13 Sensor Test 14 Touch Draw Auto 12 Back to the Menu list List 1 Auto Detecting ItemTest 2 Key PressTest 3 Camera Main test 4 CamcorderTest 5 Camera VT Test 6 Display checkTest 7 RingTest 8 VibratorTest 9 Touch Draw Manual 9 Motion SensorTest 10 GPS BTWIFITe...

Page 203: ...ull Auto AllTest Result Display Auto AllTest result 1 Auto DetectingTest USIM SD card Ear jack TA Battery Check the SIM card Check the SD card Check Ear phone jack CheckTA Check Battery EjectedTA is normal Ejected ear jack is normal 1 Key CompassTest Up Down key Check Recognition Phone contact with your fingers in the top of the sensor determine the sensor response Far Near ...

Page 204: ...or training and service purposes LGE Internal Use Only 3 Camera Main Test CameraTest 1 Main Camera Preview 3264 X 2448 4 CamcoderTest CameraTest 2 Camcorder Preview Max 1920x1080 Rec 1280x720 5 Display checkTest LCD Black White test Check the Black display Check theWhite display ...

Page 205: ... 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 6 RingTest Check sound Check the sound 7 Vibrator test A case by state vibration tests 8 Touch window test Write with finger ...

Page 206: ...vice purposes LGE Internal Use Only 9 AccelerometerTest Magnetic sensor test Accelerometer sensor test Check the magnetic sensor Check the accelerometer sensor 10 GPS BTWI FITest Check the GPS scanning Check the GLONASS N A Check theWIFI scanning Check the BT scanning 11 OneSegTest Check the OneSeg ...

Page 207: ...ht reserved Only for training and service purposes LGE Internal Use Only 12 FM RadioTest Check the FM Radio 13 Audio LoopbackTest Check the Receiver loopback Check the speaker loopback 14 SensorTest Check the Proximity Cal Check the Proximity Check the Magnetic ...

Page 208: ...10 HIDDEN MENU 208 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 15 Touch window tes Write with finger ...

Page 209: ...aining and service purposes LGE Internal Use Only 2 ELTTest Manual mode Automatic mode ELTTest Automatic Mode LCD Automatic on off test time setting Manual mode ELT ManualTest LCD Backlight Ringtone Vibrator Camera Audio Loopback test on the device is working The ability to use plant ...

Page 210: ...tronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 SW SanityTest Automatic mode SW SanityTest FPRITest Compare and Create logt txt CRCTest EFS CRC EFS CRC Detail DB Check DB Check and Compare DB Dump ...

Page 211: ...nsorTest Battery ETC Auto DetectingTest USIM SD card Ear jack Charing Mode Check the SIM card Check the SD card Check Ear phone jack Check Barometer N A Ejected ear jack is normal LCDTest List H W LCDTest Manual Click on the following screen H W LCDTest Auto Automatically without clicking ManualTest Click on the following screen AutomaticTest Automatically without clicking LCD QTest Not Implemente...

Page 212: ...ice purposes LGE Internal Use Only Keypad test list Dop Qwerty Touch test list Touch DrawingTest Touch SensingTest GridTouch Color change BlockTouchTest CircleTouchTest Pinch In OutTest Touch KeyTest Touch SensingTest 4 7 FirmwareVersion CheckTouch Panel Audio test list Ring Effect Sound MessageTone ...

Page 213: ...ght 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Vibrator test list On Off Duration Camera test list Snapshot Camcoding CameraVT Camera Aging Sensor test list Proximity ...

Page 214: ... LGE Internal Use Only External Memory test list SD Card Status SD Card Mount Status Directory Creation in SD Card File Creation in SD Card File Modification in SD Card File deletion in SD Card GPS BTWI FITest Check the GPS scanning Check the GLONASS scanning Check theWIFI scanning Check the BT scanning RTCTest ...

Page 215: ...Inc All right reserved Only for training and service purposes LGE Internal Use Only Hall SensorTest Hall Sensor Status BatteryTest Battery Status Battery Health Battery Mode of Charging Battery Level BatteryTechnology BatteryVoltage BatteryTemperature ...

Page 216: ...Settings Version Info ALC Auto run Diag Settings Data Settings Battery Audio Camera Bluetooth ERS ETC LCD Always On Version Info Classified Information representation SWVersion Info FirmwareVersion BasebandVersion KernelVersion HWVersion FactoryVersion NT Code Build finger print ALC Normal Mode Change to Normal Mode ALC Mode Change to ALC Mode ...

Page 217: ...ll right reserved Only for training and service purposes LGE Internal Use Only AutoRun Switch to AutoRun Enable or Disable Diag Settings USB Set for Diag UART Set for Diag Null port Data Settings USB Set for Data BT Set for Data UART Set for Data Null port ...

Page 218: ...E Internal Use Only Battery Charging Bypass Boot Change to Pseudo LT Mode Normal Mode Battery Fake Mode On Off Audio Get ServiceType Audio Settings Normal Mode Headset Mode LoudSpeaker Mode Headset_LoudSpeaker Mode Speech Enhancement Debug Info Debug Session Speech Logger Audio Logger Camera Camera Clock Settings ...

Page 219: ...10 HIDDEN MENU 219 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Bluetooth Settings ERS Settings Client Status ERSTest ETC ADC Info ...

Page 220: ...10 HIDDEN MENU 220 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LCD Always On Switch to LCD Backlight ON OFF ...

Page 221: ... ModuleTest SIMTest Not Implemented CallTest Streaming WAP Debug FM RadioTest Not Implemented DRMTest ContactsTest Log service Flex test SMPL Counter North America APN Settings Factory Reset Format SD card External SD Card Data reset Factory Reset Changing the Factory Modem Settings Enter to EngineerMode EngeinnerMode List Telephony Connectivity HardwareTesting Location Log and Debugging Others ...

Page 222: ...ModemTest Network Selecting GPRS HSPA Info Mobile data service preferred Fast Dormancy RAT Mode Simme Lock VideoTelephony Connectivity Bluetooth CDS Information FM Receiver WiFi WiFi CTIA HardwareTesting Audio Camerea Driving Current Camera CPU StressTest DCM Deep Idle DVFS MCDI PLL CG Sleep Mode Device Manager De Sense Display LCM Non sleep mode IO Memory Power SD CardTest TouchScreen USB UART US...

Page 223: ... reserved Only for training and service purposes LGE Internal Use Only Location Location Based Service YGPS CWTest Log and Debugging BatteryLog Debug Utils ModemWarning Setting MTKLogger User2Root Modem Reset Delay Setting Others Settings Font SWLA Thermal USB ACM ...

Page 224: ...ervice purposes LGE Internal Use Only ModuleTest list BT DUT SMS Prefer Set FOTATest LCD Always On FS_TEST Hidden Reset Heap Free Info StabilityTest ChargingTest CallTest Auto CallTest VC Auto answer Call Duration Streaming Streaming Setting Edit Edit Enable or not Streaming Log Log Enable or not ...

Page 225: ... right reserved Only for training and service purposes LGE Internal Use Only Wap Debug Change UAString View UAString Edit UAString Enable Disable X wap profile Display Certificates Change UAPROFILE DRMTest ContactsTest Insert specific number of contact info ...

Page 226: ...onics Inc All right reserved Only for training and service purposes LGE Internal Use Only Log service Enable of disable creating below log files Main log System log Radio log Events log Kernel log Quick Dump Copy Log files FlexTest SMPL Counter ...

Page 227: ...10 HIDDEN MENU 227 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only North America APN Settings ...

Page 228: ...10 HIDDEN MENU 228 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only WLANTest WLAN performance on SW 7 WLANTest ...

Page 229: ...10 HIDDEN MENU 229 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Fake Language Switch to Fake language mode On Off 8 Fake Language ...

Page 230: ...10 HIDDEN MENU 230 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only gpsApp Test GPSTest gpsAppTest AirTest Enable Disable 9 GPSTest ...

Page 231: ...10 HIDDEN MENU 231 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MLT MLT HIDDEN Menu 10 MLT ...

Page 232: ...10 HIDDEN MENU 232 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LG RCTTest 11 LG RCTTest ...

Page 233: ...10 HIDDEN MENU 233 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only DTVTest setting CH display DTV 12 DTVTest ...

Page 234: ...10 HIDDEN MENU 234 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Thermal DAE migration OFF Switch to on off 13 Thermal DAE Miti OFF ...

Page 235: ...right reserved Only for training and service purposes LGE Internal Use Only 11 DISASSEMBLE GUIDE 1 Disassemble Battery cover Battery A B A B A R B tt A Remove Battery cover B Remove Battery A Remove Battery cover B Remove Battery 1 Disassemble Battery cover Battery ...

Page 236: ...ly for training and service purposes LGE Internal Use Only A Remove screws from Rear cover B Take apart the Rear cover starting from No 1 1 2 Disassemble Rear cover A B A R f R A Remove screws from Rear cover B Take apart the Rear cover starting from No 1 1 2 Disassemble Rear cover ...

Page 237: ...s Inc All right reserved Only for training and service purposes LGE Internal Use Only A Take apart the Cap mic btm Cap mic top and Speaker from Rear cover B Take apart the Main antenna from Rear cover Pushing Hook 3 Disassemble Motor Spaeker Main Antenna ...

Page 238: ...onics Inc All right reserved Only for training and service purposes LGE Internal Use Only Take apart the FPCB connector then separate PCB from Bar Ass y 4 Disassemble PCB Take apart the FPCB connector then separate PCB from Bar Ass y 4 Disassemble PCB ...

Page 239: ... Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A Remove a screw then take apart the DTV from Bar Ass y B Take apart the CameraVT Receiver Earjack and Motor from Bar Ass y 5 Disassemble Bar Ass y ...

Page 240: ...se Only Take apart the connector of Camera main from PCB Take apart the connector of FPCB_sim from PCB Take apart the shield can btm from PCB 6 Disassemble PCB Ass y BTM Take apart the connector of Camera main from PCB p Take apart the connector of FPCB_sim from PCB Take apart the shield can btm from PCB 6 Disassemble PCB Ass y BTM ...

Page 241: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Take apart the Shield can top from PCB 7 Disassemble PCB Ass y top Take apart the Shield can top from PCB 7 Disassembled Components 7 Disassemble PCB Ass y top ...

Page 242: ...T 242 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 12 EXPLODEDVIEW REPLACEMENT PART LIST Thisdocumentisdraftversion sothecontentswillbeupdatedafterregisteringthefinalone ...

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