LG LG-D100F Service Manual Download Page 142

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- 142 -

Only for training and service purposes

LGE Internal Use Only

6. CIRCUIT DIAGRAM

1.8p

C5104

2.7n

C5123

R5101

ANT5100

ANT5102

SFMG2XAB002

FL5100

VCTR

GND3

GND1

GND2

RFIN

GND4

RFO

100p

C5118

10n

C5105

100p

C5112

5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809

220n

C5113

5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809

L5105

82n

L5102
1p

L5109

DNI

L5108

82n

DNI

C5126

DNI

L510

C5120

100p

C5119

+1V8_MTK_VCN

C5117

4.7n

C5116

+2V8_MTK_VCN

10n

C5115

+1V8_MTK_VCN

+2V8_MTK_VCN

+3V3_MTK_VCN

0.1u

C5102

U5100

MT6627

36 AVDD28_FM

AVDD28_FSOURC

HRST_B FM_DB

F2W_DATA F2W_CL

SCLK SDATA SEN

CEXT XO_I

WB_GPS_RFIN

GPS_DPX_RFOUT

AVDD33_WBT

NC1

NC2

FM_LANT_N

FM_LANT_P

GPS_RFIN

AVDD18_GPS

DVSS

WB_RX_IP

WB_RX_IN

WB_RX_QP

WB_RX_QN

WB_TX_IP

WB_TX_IN

WB_TX_QP

WB_TX_QN

GPS_RX_IP

GPS_RX_IN

GPS_RX_QP

GPS_RX_QN

WB_LNA_EX

AVDD18_WBT

WB_CTRL

100p

C5109

2.2u

C5111

100p

C5103

5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809

L5100
0.5p

L5101

82n

DNI

L5114

C5122

6.8p

2.2u

C5114

L511

8.2

L5104

10n

L5111

27p

C5100

2.2n

3.3n

C5106

DNI

L5112

C5101
6.8n

DNI

L511

100p

L5116

L5107

DNI

GND

CONN_XO_IN

WB_TX_I_N

WB_TX_I_P

WB_RX_I_N

GPS_RX_I_P

GPS_RX_I_N

GPS_RX_Q_P

GPS_RX_Q_N

WB_RX_I_P

WB_TX_Q_P

WB_TX_Q_N

WB_RX_Q_P

WB_RX_Q_N

CONN_RSTB

CONN_SPI_DATA

CONN_SPI_CLK

WB_CTRL_5

CONN_SPI_EN

WB_CTRL_0

FM_CLK

WB_CTRL_4

WB_CTRL_3

WB_CTRL_2

WB_CTRL_1

FM_DATA

FM_RX_IN_N

GPS_LNA_EN

FM_ANT

MC-C00002-14 : ESD Protection Circuit

( DGMS Guide )

Close to MT6627

MC-C00002-14 : ESD Protection Circuit

< 5-X-X-X_GPS_GLONASS_BT_WiFi > Rev_0.1

( DGMS Guide )

Rev_0.3

<5-1-1-11_MT6627_WiFi_BT_GPS_FM>

GPS LNA

Must route with GND Shielding

Summary of Contents for LG-D100F

Page 1: ...Internal Use Only Service Manual LG D100F Date Aug 2014 Issue 1 0 ...

Page 2: ...2 4 HW Features 6 2 5 HW SPEC 8 3 TROUBLE SHOOTING 20 3 1WCDMA Rx Part 20 3 2WCDMATx Part 34 3 3 GSM Rx Part 46 3 4 GSMTx Part 58 3 5 Power 66 3 6 Charging 71 3 7 USBTS 73 3 8 Audio 74 3 9Touch Sensor 86 3 10Vibrator 88 3 11 Camera 90 3 12 LCD 92 3 13 BT Wifi 95 3 14 GPS 98 3 15 FM Radio 102 4 DOWNLOAD 105 5 BLOCK DIAGRAM 122 6 CIRCUIT DIAGRAM 129 7 BGA PIN MAP 143 8 PCB LAYOUT 149 9 CALIBRATION 1...

Page 3: ...nauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done is not done C Changes in Service A local telephone co...

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

Page 5: ...50 TX 824 849 MHz GSM850 RX 869 894 MHz DCS1800 TX 1710 1785 MHz DCS1800 RX 1805 1880 MHz PCS1900 TX 1850 1910 MHz PCS1900 RX 1930 1990 MHz Application Standard 2 3 Main Parts Item Part Name Comment AP Chip MT6572M MTK CP Chip MT6572M MTK LG D100f Product SPEC 2 1 Product Name LG D100f WCDMA 850 2100 GSM850 EGSM DCS PCS HSUPA 5 8Mbps cat6 HSDPA 14 4Mbps cat8 GPRS Class12 EDGE Rx only Class12 2 2 S...

Page 6: ...1 500mAh min Li Ion 5 Chipset MT6572M 6 Memory 4GB EMMC 4Gb LPDDR2 External Memory SD Card Up to 32GB 7 LCD Size 3 0 inch Dot 240 H X 320 V Color 262 144 colors Display Type Active matrix TFT Transmissive Type NTSC Typ 60 Contrast Ratio Typ 300 1 Pixel Pitch 0 0675mm 125ppi Color temperature 6000 9000 K typ 6500K 8 Main Camera 2M Type CMOS image sensor Resolution 2842 H X 2156 V pixels Frame Rate ...

Page 7: ... MPEG 4 H263 H 264 Xvid VP8 VP9 10 Audio 1 MIDI MIDI 2 Mono 18 X 10 X 3T Speaker Receiver Dual 3 Receiver 18 X 10 X 3T Speaker Receiver Dual 4 Format WAV AMR MP3 AAC AAC eAAC OGG 11 Bluetooth Effective Distance 10M Distance 0 m 10 m depend on environment 12 WLAN standard IEEE 802 11 b g n Throughput Max 40Mbps SDIO Driver performance depend on environment 0 50m depend on environment 13 GPS type A ...

Page 8: ...ied Bandwidth 4 6 MHz Adjacent Channel Leakage Power Ratio Δf 5MHz 33 dBm 3 84MHz Δf 10MHz 43 dBm 3 84MHz Error Vector Magnitude EVM 17 Peak Code Domain Error 15 dBm 3 84MHz Open Loop Output Power Ior 106 7dBm 3 84MHz 46 7 28 7 dBm 3 84MHz Ior 65 7dBm 3 84MHz 23 0 5 0 dBm 3 84MHz Ior 25 0dBm 3 84MHz 0 0 14 0 dBm 3 84MHz Transmit Off Power 56 dBm 3 84MHz Spectrum Emission Mask Δf 2 5 3 5MHz 35 15 Δ...

Page 9: ...Selectivity ACS ACS 33 dB where BER 0 001 when Îor REFÎor 14 dB 3 84 MHz Ioac 52 dBm 3 84 MHz 5 MHz Blocking Characteristic BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iblocking 56 dBm 3 84 MHz Fuw offset 10 MHz or Iblocking 44 dBm 3 84 MHz Fuw offset 15 MHz Spurious Response BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iblocking 44 dBm Intermodulation BER 0 001 when Îor REFÎor 3 dB 3 84 MHz Iouw1 46 dBm F...

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

Page 11: ...3 69us Spectrum due to modulation out to less than 1800kHz offset 200kHz 36dBm 600kHz 51dBm 56dBm Spectrum due to modulation out to larger than 1800kHz offset to the edge of the transmit band GSM 1800 3000kHz 63dBc 46dBm 3000kHz 6000kHz 65dBc 46dBm 6000kHz 71dBc 46dBm DCS 1800 3000kHz 65dBc 51dBm 6000kHz 73dBc 51dBm Spectrum due to switching transient 400kHz 19dBm 22dBm 5 0 23dBm 600kHz 21dBm 24dB...

Page 12: ...size 2 8 dB Power min 4 dBm Frequency Range DH5 PRBS9 30dBc 100kHz RBW 2400 2483 5 MHz Tx Output Spectrum 20dB BW DH5 PRBS9 Δf fH fL 1 MHz Tx Output Spectrum Adjacent Output Power DH5 PRBS9 M N 2 20 dBm M N 3 40 dBm Modulation Index DH5 11110000 f1AVG 140 175 kHz DH5 10101010 f2MAX 115 kHz f2AVG f1AVG 0 8 Initial Carrier Freq Tolerance DH5 PRBS9 75 75 kHz Carrier Frequency Drift DH1 10101010 Freq ...

Page 13: ...y Multi Slot Packet DH5 PRBS9 Input power BT_w 70 dBm C I Performance DH1 PRBS9 Input power BT_i C I Co Channel 60dBm BT 11 dB C I 1MHz 60dBm BT 0 C I 2MHz 60dBm BT 30 C I 3MHz 67dBm BT 40 37 C I Image 67dBm BT 9 C I Image 1MHz 67dBm BT 20 Blocking Performance DH1 PRBS9 Input power CW 30M 2 GHz 67dBm BT 10 dBm 2 2 4 GHz 67dBm BT 27 2 5 3 GHz 67dBm BT 27 3 12 75 GHz 67dBm BT 10 Intermodulation Perf...

Page 14: ...in 25 PPM Chip clock 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 76dBm 1Mbps 2Mbps 5 5Mbps 11Mbps FER 8 ...

Page 15: ...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 LG D100f Product SPEC Rx Adjacent Channel Rejection PER 10 ACR 16dB 6Mbps ACR 15dB 9Mbps ACR 13dB 12Mbps ACR 11dB ...

Page 16: ... EVM 5dB 6 5Mbps 10dB 13Mbps 13dB 19 5Mbps 16dB 26Mbps 19dB 39Mbps 22dB 52Mbps 25dB 58 5Mbps 28dB 65Mbps Spurious Emissions 36 dBm 30MHz 1GHz 30 dBm above 1GHz 12 75GHz 47 dBm 1 8GHz 1 9GHz 47 dBm 5 15GHz 5 3GHz Rx Min input Sensitivity PER 10 82dBm 6 5Mbps 79dBm 13Mbps 77dBm 19 5Mbps 74dBm 26Mbps 70dBm 39Mbps 66dBm 52Mbps 65dBm 58 5Mbps 64dBm 65Mbps Rx Max input Sensitivity 20dBm 6 5 13 19 5 26 3...

Page 17: ...mA Avg 6 Power Off Mode under 500uA Under 500 uA 7 Backup Battery under 5uA under 5uA 16 Rx Adjacent Channel Rejection PER 10 ACR 16dB 6 5Mbps ACR 13dB 13Mbps ACR 11dB 19 5Mbps ACR 8dB 26Mbps ACR 4dB 39Mbps ACR 0dB 52Mbps ACR 1dB 58 5Mbps ACR 2dB 65Mbps ACR shall be measured by setting the desired signal s strength 3 dB above the rate dependent sensitivity specified in min input sensitivity 10 GPS...

Page 18: ...Bm 103 2dBm 104 2dBm 1 0 107 3dBm 109 3dBm 106 3dBm LG D100f Product SPEC 17 12 Usage duration Time Duration hour Standby WCDMA DRX7 690 GSM PP5 560 Call WCDMA 10dBm 11 GSM PCL 5 9 13 Charging hour Under 3 hour 1 540mAh battery 700mATA Full Charging Voltage 4 2V 0 1V Recharging Voltage 4 15V 0 05V Charging Current 680mA 60mA Cut Off Voltage 3 3V 0 1V 14 RSSI indicator Based on Cell power BAR WCDMA...

Page 19: ...0 19 98 97 BAR 19 18 93 92 BAR 18 17 88 87 BAR 17 16 83 82 BAR 16 15 78 77 BAR 15 14 73 72 BAR 14 13 68 67 BAR 13 12 63 62 BAR 12 11 58 57 BAR 11 10 53 52 BAR 10 9 48 47 BAR 9 8 43 42 BAR 8 7 38 37 BAR 7 6 33 32 BAR 6 5 28 27 BAR 5 4 23 22 BAR 4 3 16 15 BAR 3 2 13 12 BAR 2 1 8 7 BAR 1 0 3 2 Low Battery Pop up 4 15 One Time popup No call Critical Low Battery Pop up 0 3 Every Level change popup No c...

Page 20: ...rnal Use Only 3 TROUBLE SHOOTING 3 1 WCDMA Rx Part 3 1 1 WCDMA_B1 B5 Rx RxTEST SETUP DL Channel 10700 4407 Sector Power dBm 23 23 5 1 Check DC Power Supply circuit START 2 Check MT6166 XO 3 Check RF Signal path Re download S W Cal There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form ...

Page 21: ...3 TROUBLE SHOOTING 21 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot RF3237 U1100 MT6166 U1500 DPX FL1301 B1 DPX FL1300 B5 ...

Page 22: ...ternal Use Only START No DC Power Supply Circuit is OK See Next page to Check XO Circuit Yes CheckTP1 2 3 1V825_VRF_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No CheckTP4 5 6 2V8_VTCXO_MTK is OK Yes 3 1 1 1 Checking DC Power supply circuit ...

Page 23: ...RF_MTK TP6 C1501 2V8_VTCXO_MTK TP4 C1506 1V825_VRF_MTK C1501 470n C1502 470n 470n C1503 C1504 470n 1u C1500 2V8_MTK_VTCXO 470n C1505 C1506 470n 1V8_MTK_VIO 2V8_MTK_VTCXO 1V825_MTK_VRF L5 L4 K3 L2 K4 H9 H4 H3 G9 G4 G3 K6 J11 L7 E10 K7 K1 F2 B11 CLK_SEL VTXHF VRXHF VTCXO28 VXODIG V28 VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 XO4 XO3 XO2 XO1 XMODE CONN_XO_IN 26M_AUDIO_CLK BB_CLK R1505...

Page 24: ...g and service purposes LGE Internal Use Only START YES Replace Main B D NO CheckTP1 Is it 26MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path YES NO Is it similar Replace U1500 and then checkTP1 3 1 1 2 Checking MT6162 XO circuit ...

Page 25: ...oses LGE Internal Use Only MainBot R1514 2K TOL 0 01 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 DET XTAL1 XTAL2 RCAL TST1 TST2 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 PDET_IN 3G_RX_B5_P 3G_RX_B5_N NOTE 1 TP1 MT6166 U1500 TP1 C114 MAIN_CLK_26MHz ...

Page 26: ...igure3 1 1 b Isanysignaldetectedatthat point CheckTP2atU1100 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint IsanyDCsignaldetectedatthatpoints START PAMisOK SeenextpagetocheckDPX ReplaceU1100 Checkanything Checkanything TheProblemmaybeLogicpart RefertoLogictroubleshoot Yes Yes Yes Yes No No No No 3 1 1 3 Checking RF signal pa...

Page 27: ...3 TROUBLE SHOOTING 27 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot U1100 RF3237 TP1 C1104 TP2 B1 C1311 TP2 B5 C1300 ...

Page 28: ... GND9 22 GND1 1 HB_RFIN 3 VRAMP 5 TX_EN 6 GND5 13 GND8 21 TRX2 14 ANT 20 MODE 7 BS1 8 BS2 9 VBATT 10 GND3 11 LB_RFIN 4 TRX3 15 GND6 16 GND2 2 GND4 12 GND7 19 TRX6 18 TRX5 17 GND10 23 GND11 24 GND12 25 GND13 26 GND14 27 GND15 28 GND16 29 GND17 30 GND18 31 33p C1111 33p C1117 L1104 2 7n GSM_PA_EN ANT0_SW_SEL_0 2G_TX_LB 2G_TX_HB GSM_PA_RAMP ANT0_SW_SEL_2 ANT0_SW_SEL_1 TX_MODULE_TRX3 TX_MODULE_TRX2 2m...

Page 30: ...Internal Use Only CheckTP1atDPX Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedatthat point START AllWCDMA_B1 B2 B5 B8Rxcheckiscomplete Ifthephonesilldonotwork replace mainboard Checkanythingpoint ReplaceFL103 Yes Yes Isanysignaldetectedatthatpoint No No 3 1 1 4 Checking RF signal path FEM ...

Page 31: ... SHOOTING 31 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot U1100 RF3237 DPX FL1301 B1 DPX FL1300 B5 TP1 C1104 TP2 B1 C1302 TP2 B5 L1300 ...

Page 32: ...L1300 EAM62510901 FL1300 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 L1313 DNI 2 1 L1303 3 9n L1304 DNI DNI L1301 5 1p C1310 22p C1311 EAM62930901 FL1301 9 5 7 3 1 2 8 4 6 ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 L1305 8 2n 3G_RX_B1_P 3G_RX_B1_N 3G_RX_B5_P 3G_RX_B5_N TX_MODULE_TRX3 TX_MODULE_TRX2 EAM62890301 B8 B5 B5 B2 B1 EAM62810101 B1 EAM62930901 EAM62510901 TP2 B5 TP2 B...

Page 34: ...rnal Use Only 3 2 WCDMATx Part 3 2 1WCDMA_Tx B1 B5 There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form WCDMA B1 B5TxTEST SETUP Test Channel 10700 44407 Sector Power 55 dBm 1 Check DC Power Supply Circuit START 2 Check MT6166 XO 4 Check DPX 5 Check PAM Re download S W Cal 3 Check PA ...

Page 35: ...3 TROUBLE SHOOTING 35 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot RF3237 U1100 MT6166 U1500 DPX FL1301 B1 DPX FL1300 B5 ...

Page 36: ...ternal Use Only 3 2 1 1 Checking DC Power supply circuit START No DC Power Supply Circuit is OK See Next page to Check XO Circuit Yes CheckTP1 2 3 1V825_VRF_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No CheckTP4 5 6 2V8_VTCXO_MTK is OK Yes ...

Page 37: ...V8_MTK_VTCXO 1V825_MTK_VRF L5 L4 K3 L2 K4 H9 H4 H3 G9 G4 G3 K6 J11 L7 E10 K7 K1 F2 B11 CLK_SEL VTXHF VRXHF VTCXO28 VXODIG V28 VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 XO4 XO3 XO2 XO1 XMODE CONN_XO_IN 26M_AUDIO_CLK BB_CLK R1505 R1506 is deleted 12 26 TP2 TP4 TP3 TP1 TP5 TP6 MT6166 U1500 TP3 C1505 1V825_VRF_MTK TP1 C1503 1V825_VRF_MTK TP5 C1502 2V8_VTCXO_MTK TP2 C1504 1V825_VRF_MTK ...

Page 38: ...g and service purposes LGE Internal Use Only 3 2 1 2 Checking MT6166 XO circuit START YES Replace Main B D NO CheckTP1 Is it 26MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path YES NO Is it similar Replace U1500 and then checkTP1 ...

Page 39: ...oses LGE Internal Use Only MainBot R1514 2K TOL 0 01 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 DET XTAL1 XTAL2 RCAL TST1 TST2 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 PDET_IN 3G_RX_B5_P 3G_RX_B5_N NOTE 1 TP1 MT6166 U1500 TP1 C114 MAIN_CLK_26MHz ...

Page 40: ...P1 at U103 U104 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP2 at U103 U104 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP3 at U103 U104 Whether it is higher than 1 5V Check anything point PAM circuits OK See next page The Problem may be Logic part Refer to Logic troubleshoot 3 2 1 3 Checking B1 B5TX PA ...

Page 41: ...ROUBLE SHOOTING 41 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot SKY77758 U1300 TP4 C1316 TP2 L1314 TP1 L1306 TP3 C1317 TP5 C1318 ...

Page 42: ...4 C1318 100p C1317 100p 2 2u C1303 SKY77758 U1300 13 14 10 5 6 4 12 7 3 8 11 1 9 2 RFIN_LB GND1 VEN_LB RFOUT_HB CPL_OUT VBATT VEN_HB VCC RFIN_HB VMODE NC CPL_IN RFOUT_LB GND2 PGND 1n C1305 R1301 49 9 VBAT 3V4_MTK_VPA 36 R1304 27 R1303 27 R1302 100p C1316 C1306 1u ECZH0001215 C1304 1n PDET_IN 3G_PA_LB_EN PA_MODE_SEL_0 3G_PA_HB_EN TP4 TP3 TP5 TP2 TP1 ...

Page 43: ...Use Only 3 2 1 4 Checking RF signal path DPX Figure3 1 1 b CheckTP1atDPX Checkifthereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedatthat point START AllWCDMA_B1 B5Txcheckiscomplete Ifthephonesilldonotwork replace mainboard Check anythingpoint ReplaceFL1300 FL1301 Yes Yes Isanysignaldetectedatthatpoint No No ...

Page 44: ...3 TROUBLE SHOOTING 44 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot DPX FL1301 DPX FL1300 TP1 B5 C1300 TP2 B1 C1311 ...

Page 45: ...p L1314 L1307 15n DNI L1309 3 9n L1300 EAM62510901 FL1300 7 5 8 4 9 2 3 1 6 ANT RX1 TX GND1 GND5 GND2 RX2 GND3 GND4 L1313 DNI 2 1 L1303 3 9n L1304 DNI DNI L1301 5 1p C1310 22p C1311 EAM62930901 FL1301 9 5 7 3 1 2 8 4 6 ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 L1305 8 2n 3G_RX_B1_P 3G_RX_B1_N 3G_RX_B5_P 3G_RX_B5_N TX_MODULE_TRX3 TX_MODULE_TRX2 EAM62890301 B8 B5 B5 B2 B1 EAM62810101 B1 EAM...

Page 46: ...0 900 DCS PCS Rx There are noTest Points on the IQ Data Line So It is impossible to check the IQ DataWave form RxTEST SETUP BCH GSM850 EGSM DCS PCS for GSM900 TCH GSM850 EGSM DCS PCS for GSM900 Channel 190 37 698 661 for GSM 900 Sector Power 33 5 33 5 30 5 29 5 dBm 1 Check DC Power Supply circuit START 2 Check MT6166 XO Re download S W Cal 3 Check RF Signal path ...

Page 48: ...ternal Use Only 3 3 1 1 Checking DC Power supply circuit START No DC Power Supply Circuit is OK See Next page to Check XO Circuit Yes CheckTP1 2 3 1V825_VRF_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No CheckTP4 5 6 2V8_VTCXO_MTK is OK Yes ...

Page 49: ...V8_MTK_VTCXO 1V825_MTK_VRF L5 L4 K3 L2 K4 H9 H4 H3 G9 G4 G3 K6 J11 L7 E10 K7 K1 F2 B11 CLK_SEL VTXHF VRXHF VTCXO28 VXODIG V28 VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 XO4 XO3 XO2 XO1 XMODE CONN_XO_IN 26M_AUDIO_CLK BB_CLK R1505 R1506 is deleted 12 26 TP2 TP4 TP3 TP1 TP5 TP6 MT6166 U1500 TP3 C1505 1V825_VRF_MTK TP1 C1503 1V825_VRF_MTK TP5 C1502 2V8_VTCXO_MTK TP2 C1504 1V825_VRF_MTK ...

Page 50: ...g and service purposes LGE Internal Use Only 3 3 1 2 Checking MT6166 XO circuit START YES Replace Main B D NO CheckTP1 Is it 26MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path YES NO Is it similar Replace U1500 and then checkTP1 ...

Page 51: ...oses LGE Internal Use Only MainBot R1514 2K TOL 0 01 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 DET XTAL1 XTAL2 RCAL TST1 TST2 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 PDET_IN 3G_RX_B5_P 3G_RX_B5_N NOTE 1 TP1 MT6166 U1500 TP1 C114 MAIN_CLK_26MHz ...

Page 52: ...ereisanymajordifferencereferring ToFigure3 1 1 b Isanysignaldetectedatthat point CheckTP2atU1100 Checkifthereisanymajordifferencereferring ToFigure3 1 1 c Isanysignaldetectedatthat point Isanysignaldetectedatthatpoint IsanyDCsignaldetectedatthatpoints START PAMisOK SeenextpagetocheckDPX ReplaceU1100 Checkanything Checkanything TheProblemmaybeLogicpart RefertoLogictroubleshoot Yes Yes Yes Yes No No...

Page 53: ...TROUBLE SHOOTING 53 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot U1100 RF3237 TP1 C1104 TP2 G850 900 L1103 TP2 G1800 1900 L1111 ...

Page 54: ... 15 GND6 16 GND2 2 GND4 12 GND7 19 TRX6 18 TRX5 17 GND10 23 GND11 24 GND12 25 GND13 26 GND14 27 GND15 28 GND16 29 GND17 30 GND18 31 DNI L1110 39n L1109 5 6n L1101 C1101 DNI 2 2n L1111 C1106 DNI FL1100 4 3 2 1 5 10 6 7 8 9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB 2n L1103 L1102 DNI 12n L1112 C1107 DNI L1104 2 7n GSM_PA_E...

Page 55: ... LGE Internal Use Only 3 3 1 4 Checking RF Flow SAW filter CheckTP1 TP2forHigh LowbandatFL1100 Checkifthereisanymajordifferencereferring ToFigure3 1 1 a Isanysignaldetectedat thatpoint START SAWfilterisOK ReplacemainB D ReplaceFL1100 Checkanythingpoint Yes Yes ToFigure3 1 1 b Isanysignaldetected atthatpoint No No ...

Page 56: ...e Only MainBot SAW FL1100 TP1 L1100 TP2 L1108 L1100 1 5n 1 5n L1105 L1108 12n DNI L1110 39n L1109 5 6n L1101 FL1100 4 3 2 1 5 10 6 7 8 9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB L1102 DNI 12n L1112 2 2G_RX_HB_P 2G_RX_HB_N 2G_RX_LB_P 2G_RX_LB_N TP1 TP2 ...

Page 58: ...BLE SHOOTING 58 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 4 GSM Tx Part 3 4 1 GSM850 900 DCS PCS Tx MainBot RF3237 U1100 MT6166 U1500 ...

Page 59: ...ternal Use Only 3 4 1 1 Checking DC Power supply circuit START No DC Power Supply Circuit is OK See Next page to Check XO Circuit Yes CheckTP1 2 3 1V825_VRF_MTK is OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot No CheckTP4 5 6 2V8_VTCXO_MTK is OK Yes ...

Page 60: ...V8_MTK_VTCXO 1V825_MTK_VRF L5 L4 K3 L2 K4 H9 H4 H3 G9 G4 G3 K6 J11 L7 E10 K7 K1 F2 B11 CLK_SEL VTXHF VRXHF VTCXO28 VXODIG V28 VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 XO4 XO3 XO2 XO1 XMODE CONN_XO_IN 26M_AUDIO_CLK BB_CLK R1505 R1506 is deleted 12 26 TP2 TP4 TP3 TP1 TP5 TP6 MT6166 U1500 TP3 C1505 1V825_VRF_MTK TP1 C1503 1V825_VRF_MTK TP5 C1502 2V8_VTCXO_MTK TP2 C1504 1V825_VRF_MTK ...

Page 61: ...nd service purposes LGE Internal Use Only 3 4 1 2 Checking MT6162 XO circuit START YES Replace Main B D NO CheckTP1 Is it 26MHz XO circuit is Ok See next page to check RF signal path XO circuit is Ok See next page to check RF signal path YES NO Is it similar Replace U1500 and then checkTP1 C122 ...

Page 62: ...oses LGE Internal Use Only MainBot R1514 2K TOL 0 01 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 DET XTAL1 XTAL2 RCAL TST1 TST2 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 PDET_IN 3G_RX_B5_P 3G_RX_B5_N NOTE 1 TP1 MT6166 U1500 TP1 C114 MAIN_CLK_26MHz ...

Page 63: ... Use Only 3 4 1 3 Checking RF signal path PAM START No No Replace U1100 Yes Yes CheckTP1 at U1100 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar CheckTP2 at U1100 Check if there is any major difference referring To Figure 3 2 1 4 Is it similar Check anything point PAM circuits OK See next page ...

Page 64: ...3 TROUBLE SHOOTING 64 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot PAM U1100 TP1 L1104 TP2 DCS PCS C1111 TP2 850 900 C1117 ...

Page 65: ...118 220p U1100 RF3237 GND9 22 GND1 1 HB_RFIN 3 VRAMP 5 TX_EN 6 GND5 13 GND8 21 TRX2 14 ANT 20 MODE 7 BS1 8 BS2 9 VBATT 10 GND3 11 LB_RFIN 4 TRX3 15 GND6 16 GND2 2 GND4 12 GND7 19 TRX6 18 TRX5 17 GND10 23 GND11 24 GND12 25 GND13 26 GND14 27 GND15 28 GND16 29 GND17 30 GND18 31 33p C1111 33p C1117 L1104 2 7n 2G_TX_LB 2G_TX_HB DGMS Guide MC C00002 14 ESD Protection Circuit TP1 TP2 DCS PCS C1111 TP2 85...

Page 66: ...erved Only for training and service purposes LGE Internal Use Only 3 5 Power The main power source of FF is provided by 1 chip which is MT6323 Power ON sequence of D100F VBAT DDLO UVLO PWRKEY BBWAKEUP VRTC VPROC VSYS VIO18 VEMC_3V3 VA VIO28 VM VUSB VMC VMCH VTCXO RESETB ...

Page 67: ...k Battery connector CN9501 Press PWR Key TP1 R9531 high to low Battery voltage higher than 3 6V Check MT6323 ProcVoltage level Check MT6323 PAMVoltage level Check MT6323 RTC CLOCK Check POWER_KEY S W Change or charging the Battery L4130 Check MT6323 L4131 Check SKY77758 R4130 Change MT6323 And Return to Start No No No No No No Yes Yes Yes Yes Yes Yes ...

Page 68: ..._N POWER LOCK KEY PWR KEY R9531 L4131 2 2u 680n L4130 680n L4132 3V4_MTK_VPA 2 2u C4135 2V8_MTK_VA DNI_EDSY0019601 ZD4130 2 1 C4134 DNI VBAT ZD4132 DNI_EDSY0019601 M3 92 92 H14 D12 B14 A14 C12 B12 E14 D14 C14 VPROC_1 VPROC_2 VPROC_3 VPROC_FB GND_VPROC_FB VPA_1 VPA_2 VPA_FB VSYS VA 1V15_MTK_PROC VPROC_FB GND_VPROC_FB 2V2_MTK_AVDD Near end cap Proc DC DC INDUCTOR L4130 System DC DC INDUCTOR L4132 ...

Page 69: ...d Only for training and service purposes LGE Internal Use Only C9529 47u VA9504 CN9501 5 3 2 1 4 D1 D2 VBAT TOL 0 01 R9538 100K 62K R9513 TOL 0 01 2 1 1u C9506 C9505 100p R9518 TOL 0 01 1K 0 1u C9504 ZD9500 VREF_BAT_THERM BAT_ON 2mm BATT_TEMP_ADC GND BATTERY CONNECTOR CN9501 ...

Page 70: ...TING 70 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot PWR KEY BATTERY CONNECTOR CN9501 System DC DC INDUCTOR L4132 Core DC DC INDUCTOR L4130 ...

Page 71: ... RT9524 maximum charging current is set around 646mA ChargingProcedure Supply theVCHG use aTA or u USB cable The Charging IC RT9524 control the charging current Charging current flows into the main battery TroubleshootingCheckPoint Connection of theTA or u USB cable Main battery C4104 1u 100K R4103 R4112 DNI 1V8_MTK_VIO VCHG_LDO_4V9 C4105 1u VBAT VBUS_USB_IN C4103 1u U4101 PGND 11 IN 1 BAT 10 ISET...

Page 72: ...poses LGE Internal Use Only START Check the Connection of uUSB and battery Change the Charger IC U4101 Is the uUSB Cable voltage 4 9V or 5 0V Yes Connection OK Connection OK Is it charging properly After turning on Yes Yes Yes Change I O connector No ChangeTA or uUSB Cable END END No No No Change the Main PCB ...

Page 73: ...ll right reserved Only for training and service purposes LGE Internal Use Only 3 7 USBTS END START Check the Connection of uUSB Is the signal ok for USB Yes Connection OK Yes Change I O connector CN9502 No Change the Main PCB No CN9502 11 10 9 5 4 3 2 1 8 7 6 ...

Page 75: ...de for no sound case Speaker control signals are generate by MT6323 U4100 Receiver SPK CN8100 If low level volume or breaking the sound change speaker module START Check the SpeakerAnd reconnect Speaker module Change Main Board Change Speaker Module Hear the sound to the Speaker Yes Yes Yes Check Main PCB C4101 TP1 FB8504 8505 TP2 C8012 8013 TP3 Speaker Sound OK No No No END ...

Page 76: ...H1 K1 L1 D1 D2 G4 G3 F4 E4 G2 F2 L2 P1 VBAT_SPK GND_SPK AU_MICBIAS0 AU_MICBIAS1 AU_VIN0_P AU_VIN0_N AU_VIN1_P AU_VIN1_N AU_VIN2_P AU_VIN2_N SPK_N SPK_P AU_HSP AU_HSN C4101 2 2u RCV_P RCV_N MIC_IN1_N MIC_IN1_P MIC_IN2_N MIC_IN2_P Use the Option 1 C8013 330p FB8504 60 60 FB8505 C8011 DNI CN8100 BRS 181031P08 P EAB62688401 2 1 VA8101 DNI_SEVY0005101 VA8100 DNI_SEVY0005101 330p C8012 RCV_P RCV_N TP2 F...

Page 77: ...3 TROUBLE SHOOTING 77 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot MainTop TP1 C4101 U4100 TP2 FB8504 8505 TP3 C8012 8013 ...

Page 78: ...control signals are generate by MT6323 U4100 Receiver SPK CN8100 Exactly same as Speaker START Check the Receiver soundand check receiver wire Change Main Board Receiver Contact is OK Hear the sound to the Receiver Yes Yes Yes Yes Change Receiver Module Can you hear a sound Check Main PCB C4101 FB8504 8505 C8012 8013 Receiver Sound OK No No No No END Re assemble the Receiver ...

Page 79: ...ic located on bottom of main PCB It operates voice call except speakerphone voice recording camcorder recording START Check the Mic signal by test mode orVoice recording Change Main Board Check parts about Mic Bias Mic works well R8102 R8116 Check Mic hole rubber to make the voice signal Yes Yes Yes Change MIC8100 or MT6323 U4100 Mic works well No No No END ...

Page 80: ...oses LGE Internal Use Only CheckMainMichole VA8102 EDTY0012501 VA8103 MIC8100 EAB62291401 2 1 MIC_BIAS_1 L8102 100n 100n L8103 2 2u C8107 2 2K R8105 2 2K R8102 1K R8116 100 R8104 R8103 100 33p C8110 33p C8109 33p C8108 MIC_IN1_N MIC_IN1_P CheckL8102 8103andMICBiasvoltagelevel R8116 R8102 L8102 8103 R8116 R8102 ...

Page 81: ...r MIC control signals are generate by MT6323 U4100 Case A Disable detected headset insert START Didn t display headset icon and play sound via speaker although headset insert Change Main Board Check the left signal and detection line short when headset inserted Change Ear Jack Connector Sound play via headset Yes Yes Yes Change MT6323 U4100 Mic works well No No No END ...

Page 82: ...eA Disabledetectedheadsetinsert MainTop Check Ear Jack Connector 0 L8101 C8114 33p 1 R8507 1V8_MTK_VIO MIC_BIAS_2 R8106 1K 2 1 C8113 22n 47K R8110 R8107 470K 2 2K R8109 R8108 1 5K DNI C8111 C8112 22n R8508 1 EAR_SENSE_JACK HOOK_DETECT HPH_AMP_L HPH_AMP_R MIC_IN2_N MIC_IN2_P FM_ANT MAIN GND Check Parts about earjack detect R8107 R8110 R8106 ...

Page 83: ...3 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CheckPartsaboutearjackdetect R8107 R8110 R8106 MainTop Check Parts about earjack detect R8107 R8110 R8106 ...

Page 84: ...service purposes LGE Internal Use Only CaseB NoSoundfromHeadset START Didn t play sound via headset although headset insert Change Main Board CheckTPA6136 U8102 and peripheral circuits Works well Change Ear Jack Connector Sound play via headset Yes Yes Yes Check MT6323 U4100 Works well No No No END ...

Page 85: ...raining and service purposes LGE Internal Use Only CaseB NoSoundfromHeadset Check the input power VBATT and Gain Parameter C8501 R8503 In case of you can t heard anything check C8509 8512 If the sound is abnormal check C8115 C8116 MainTop MainBot C8115 C8116 C8509 8512 R8503 C8501 U8102 ...

Page 86: ...e purposes LGE Internal Use Only 3 9Touch Sensor START ReconnectTouch Module CN7203 Change Main Board Check Power 1V8_VIO_MTK TP1 3V0_TOUCH_MTK TP2 Power is OK TouchWoks OK Yes Yes Yes Yes Check I2C Line Signal Line TP3 TP4 TouchWorks OK ChangeTouch Module TouchWorks OK No No No No END Change MT6329 U804 ...

Page 87: ...rnal Use Only MainBot R7207 4 7K 3V0_TOUCH_VDD C7214 1u VA7209 VA7208 1V8_MTK_VIO CN7203 6 5 4 3 2 1 VA7207 0 R7222 4 7K R7201 1V8_MTK_VIO TOUCH_I2C_SDA TOUCH_I2C_SCL TOUCH_INT TOUCH_RSTN 3V0_TOUCH_MTK TP2 C7214 1V8_VIO_MTK TP1 R7201 TP3 VA7209 TP4 VA7208 1V8_VIO_MTK TP1 R7201 TP3 VA7209 TP4 VA7208 3V0_TOUCH_MTK TP2 C7214 ...

Page 88: ...Only for training and service purposes LGE Internal Use Only 3 10Vibrator Vibrator signal path is MT6323 U4100 Vibrator CylinderType DC Motor START Change Main Board Check Power 3 0V Motor Power is OK Yes Yes Check Main PCB VB8100 Pad Is it Normal No No END Change MT6323 U4100 ...

Page 89: ...ectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only L8112 3 3 VB8100 DM YK408 EAU62128001 2 1 3V0_MTK_VIBR 26 D8101 2 27 27 DNI_SEVY0005101 VA8108 1u C8117 3 3 L8113 Motor Power Motor Power Motor Power ...

Page 90: ...al Use Only 3 11 Camera 3 11 1 2M Main 2M camera control signals are generated by MT6572M U2100 Main Chipset START Check the camera Conn And reconnect the camera Change the Camera CheckVIO TP1 AVDD TP2 DVDD TP3 Camera is OK Yes Yes Yes Yes Check the camera signals MCLK TP4 Camera is OK No No No END Change the Main board END ...

Page 91: ...TK_CLKN MIPI_MTK_DP MIPI_MTK_DN CAMERA_ID MAIN_CAM0_PWDN MAIN_CAM0_RESET_N MainBot MCLK TP4 R7206 VIO TP1 C5002 AVDD TP2 C5004 DVDD TP3 C5003 L20 R2204 VA5003 VA9500 R2206 C5003 R2100 C2320 C2327 C2322 L5101 SW9501 VA7208 VA7207 R2105 R2101 C5102 VA5004 R2108 C5100 R9028 C5002 R2104 R2207 R2202 L5114 C5112 C9600 C2319 C7214 R2205 R9531 C9530 C5104 C5004 L5107 VA7209 R7206 J9503 C7231 C2328 CN7202 ...

Page 92: ...enerated by MT6323 It needs three external powers like VIO VCI and IO START Press PWR key turn the power ON The LCD works Change the Main Board Disconnect and re connect LCD Connector CN7201 LCD display is OK Is the circuit Powered Yes Yes Yes No No No END Change the LCD Module Follow the Power ON Troubleshooting Check LCD Power 2V8_LCD_VCI TP1 1V8_LCD_VIO TP2 LCD_BL_EN TP3 ...

Page 93: ... R7203 2 1 DNI R7204 C7200 1u C7203 1u C7202 2 2u R7211 100K 2 1 LCD_RS LCD_CS LCD_RD LCD_VSYNC LCD_MAKER_ID LCD_RESET_N MLED_1 MLED_2 MLED_3 MLED_4 LCD_DATA_1 LCD_DATA_0 LCD_WR MLED_5 LCD_DATA_15 LCD_DATA_14 LCD_DATA_13 LCD_DATA_12 LCD_DATA_11 LCD_DATA_10 LCD_DATA_9 LCD_DATA_8 LCD_DATA_4 LCD_DATA_7 LCD_DATA_6 LCD_DATA_5 LCD_DATA_2 LCD_DATA_3 LED_A NC PWM TOVIS High NC VCI TP1 C7203 VIO TP2 C7200 ...

Page 94: ...3 TROUBLE SHOOTING 94 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MainBot LCD_BL_EN TP3 R7205 VIO TP2 C7200 VCI TP1 C7203 ...

Page 96: ...2V8_MTK_VCN 1V8_MTK_VCN 3V3_MTK_VCN 0 1u C5102 U5100 MT6627 23 24 25 26 27 28 29 30 39 38 37 35 34 33 32 31 36 AVDD28_FM WB_GPS_RFIN GPS_DPX_RFOUT AVDD33_WBT NC1 NC2 FM_LANT_N FM_LANT_P GPS_RFIN WB_LNA_EXT AVDD18_WBT WB_CTRL5 WB_CTRL4 WB_CTRL3 WB_CTRL2 WB_CTRL1 WB_CTRL0 100p C5103 5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809 L5100 0 5p L5101 82n C5100 2 2n FM_RX_IN_N FM_ANT MC C00002 14 ESD Prot...

Page 97: ...nd service purposes LGE Internal Use Only START BT WiFi will work properly Check the Signal level atTP1 U5100 Check the signal level atTP2 C5122 Check the Antenna contact point TP3 well ANT5100 Replace U5100 Check C5122 C5100 L5100 L5102 Check Antenna Clip or Replace Antenna No No No Yes Yes Yes ...

Page 98: ...3 TROUBLE SHOOTING 98 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 14 GPS MainBot Crystal X1500 TP1 TP2 TP5 TP3 TP4 TP6 ...

Page 99: ...ing and service purposes LGE Internal Use Only R1514 2K TOL 0 01 B1 A1 B6 A6 B4 B3 K11 L10 J10 H2 J1 D11 DET XTAL1 XTAL2 RCAL TST1 TST2 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 PDET_IN 3G_RX_B5_P 3G_RX_B5_N NOTE 1 TP1 TP2 ...

Page 100: ...NA 0 R5101 100p C5112 5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809 220n C5113 5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809 L5109 DNI L5108 82n 1V8_MTK_VCN C5117 4 7n C5116 1u 2V8_MTK_VCN 10n C5115 3V3_MTK_VCN U5100 MT6627 11 12 13 14 15 16 17 18 41 40 39 38 37 35 34 33 10 9 8 7 6 5 4 3 2 1 36 AVDD28_FM AVDD28_FSOURCE HRST_B FM_DBG F2W_DATA F2W_CLK SCLK SDATA SEN CEXT XO_IN AVDD33_WBT NC1 NC2 F...

Page 101: ...TP1 X1500 Check the Signal level atTP2 X1500 Check the signal level atTP3 C5109 Check the signal level atTP4 C5123 Check the signal level atTP5 C5106 Check the Antenna contact point TP6 well ANT5102 Replace U1500 MT6166 Replace X1500 26MHz X tal Replace U5100 MT6627 Replace FL5100 GPS LNA Check C5123 C5104 C5106 Check Antenna Clip or Replace Antenna No No No No No No Yes Yes Yes Yes Yes Yes ...

Page 102: ...3 TROUBLE SHOOTING 102 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 15 FM Radio MainTop MainBot TP1 L5108 TP2 L8105 L8101 ...

Page 103: ...14 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only DNI R8111 0 L8101 96n L8105 1 R8507 1V8_MTK_VIO 47K R8110 R8107 470K R8508 1 EAR_SENSE_JACK HPH_AMP_L HPH_AMP_R FM_ANT TP2 L8105 L8101 ...

Page 104: ...nly START FM will work properly Check the ear jack condition Good Check the components condition Good L8101 L8105 TP2 L5108 TP1 Check BiasVoltage Good Replace ear jack Give the addition solder in L8101 L8105 L5108 Replace U5100 No No No Yes Yes Yes L5109 DNI L5108 82n 100p C5109 L5110 8 2n L5111 27p GND FM_RX_IN_N FM_ANT FM TP1 L5108 ...

Page 105: ...ses LGE Internal Use Only 4 DOWNLOAD TOOL INFORMATION TOOLVERSION DLL NAME USB DRIVER LGFLASHv160 LGD100f_20140730_LGFLASHv160_ Download LGUnitedMobileDriver_S4981MAN38AP22_ML_WHQL_ Ver_3 8 1 Please Check theVersion to B2B H W Name Part No Software D L Cable Micro 5P 56 open 910K USB DLC RAD32167835 TOT ...

Page 107: ...4 DOWNLOAD 107 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100f_20140730_LGFLASHv160_Download LGD100F ...

Page 110: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 DOWNLOAD 110 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only RAD32167835 ...

Page 117: ...ectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100F LGD100FAT 00 V10a SSV XXX JUN 03 2013 0 tot LGD100F LGD100f_20140730_LGFLASHv160_Download LGD100f_20140730_LGFLASHv160_Download ...

Page 118: ...18 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100F LGD100f_20140730_LGFLASHv160_Download LGD100FAT 00 V10a SSV XXX JUN 03 2013 0 tot ...

Page 120: ... right reserved Only for training and service purposes LGE Internal Use Only 4 DOWNLOAD 120 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F ...

Page 122: ...MIPI I F Touch Screen JTAG 4Gb LPDDR2 4GB eMMC RF3237 TX Module Touch_I2C_SDA Touch_I2C_SCL MAIN ANT Charging IC SD I F Volume BTN EXT_CHG_EN NML RCV SPK 3 5 pi BSI MT6627 Connectivity I2S GPS LNA BT WiFi ANT PCM SD CARD 26MHz 2G Balun FILTER 2G TX BATTERY 1 540mAh B L Charge Pump GPS ANT CAM0_I2C_SDA CAM0_I2C_SCL PWR BTN AUD_MOSI AUD__CLK AUD_MISO AU_HPL AU_HPR MIC1 MIC1 SPK_P SPK_N Appendix D100...

Page 123: ...UL_I_N UL_I_P UL_Q_N UL_Q_P PAM SKY77758 W850 or W900 DUPLEXER MT6577 BPI_BUS0 BPI_BUS1 BPI_BUS2 3G_PA_LB_EN BPI_BUS9 3G_PA_HB_EN BPI_BUS11 PA_MODE_SEL VM0 BPI_BUS3 APC GSM850_GSM900_TX DCS_PCS_TX Coupler CLK DATA0 DATA1 DATA2 EN BSI_CLK BSI_DATA0 BSI_DATA1 BSI_DATA2 BSI_EN CLK26M TX_EN VRAMP XO1 MODE BS1 BS2 1V825_MTK_VRF 1V8_MTK_VIO 2V8 MTK_VTCXO MT6323 PMIC MT6166 ANT_SEL0 2 GSM_PA_RAMP GSM_PA_...

Page 124: ...DATA_ 0 31 LPDDR2 x32 4Gb NAND x8 4GB DAT 0 7 m eMMC_DATA_ 0 7 RSTm eMMC_RSTN CMDm eMMC_CMD CLKm eMMC_CLK KMN5X000ZM B209 CMPDN VMCH EBI_DQS_ 0 3 DQS 0 3 e EBI_DQS_ 0 3 _B EBI_DM_1 0 3 DM 0 3 e 3V3_MTK_eMMC 1V2_MTK_LPDDR2 EA 0 9 EDQS 0 3 EDQS2 0 3 _B MC0_DAT 0 7 MC0_RSTB MC0_CMD MC0_CK VIO18 VEMC_3V3 VM CLK CMD DAT 0 3 DET VDD EDQM 0 3 CKe DQS 0 3 e eMMC_CLK_MTK SIMLS1_SCLK SIMLS1_SIO SDATA1_PM SC...

Page 125: ...HW Block Diagram LCD 3 0 Touch MT6572 3 0 LCD Parallel MLED_ 1 4 LCD_BL_EN LCD_DATA 0 15 LCD_RD LCD_CS LCD_RS LCD_RESET_N LCD_MAKER_ID BPI_BUS14 LDP 0 15 LPRDB LPCE0B LPA0 LRSTB SPI_CS TOUCH Leading UI TOUCH_INT I2C_SENSOR_SDA I2C_SENSOR_SCL GPIO_129 UTXD2 GPIO_102 URXD2 GPIO_101 LCD_WR LPWRB VBAT LCD Charge Pump RT9393 MT6323 VIO18 VGP2 VGP1 VCAM_AF 1V8_MTK_VIO 2V8_MTK_VIO ...

Page 126: ... 0 LCD Parallel MLED_ 1 4 LCD_BL_EN LCD_DATA 0 15 LCD_RD LCD_CS LCD_RS LCD_RESET_N LCD_MAKER_ID BPI_BUS14 LDP 0 15 LPRDB LPCE0B LPA0 LRSTB SPI_CS TOUCH Leading UI TOUCH_INT I2C_SENSOR_SDA I2C_SENSOR_SCL GPIO_129 UTXD2 GPIO_102 URXD2 GPIO_101 LCD_WR LPWRB VBAT LCD Charge Pump RT9393 MT6323 VIO18 VGP2 VGP1 VCAM_AF 1V8_MTK_VIO 2V8_MTK_VIO D100F HW Block Diagram Camera Main 2M FF ...

Page 127: ...O_CLK AUDIO_DATA_MISO AUDIO_DATA_MOSI AUD_MISO AUD_CLK AUD_MOSI SPK_P SPK_N AU_HPL AU_HPR ACCDET VBAT_SPK AU_MICBIAS0 AU_VIN0_P AU_MICBIAS1 AU_VIN0_N AU_VIN1_P AU_VIN1_N Headset MIC_IN2_N MIC_IN2_P MIC_BIAS_2 HOOK_DETECT SPK RCV Headphone amp TPA6136 HPH_L HPH_R HPH_AMP_L HPH_AMP_R VBAT Main MIC MIC_IN1_P MIC_IN1_N MIC_BIAS_1 4 5 HW Block Diagram Audio GPIO31 AUDIO_SEL VA 2V8_MTK_VA D100F HW Block...

Page 128: ... WB_TX_I_Q WB_CTRL SCLK SDATA SEN MT6627 FM_DAT GPIO FM_CLK GPIO SCLK GPIO SDATA GPIO SEN GPIO WB_RX MT6572 WB_TX CTRL GPIO WB_GPS_RFIN Ear jack WIFI_RX_BT_TRX GPS_RX_I_Q LNA SAW GPS_RFIN XO_IN 26MHz BT_WIFI GPS FM RADIO FM GPS CTRL BT Wi Fi GPS MT6329 VIO_MTK_1V8 2V8 3V3 CONN_SPI_EN CONN_SPI_CLK CONN_SPI_DATA WB_TX_I_Q WB_RX_I_Q WB_CTRL GPS_RX_I_Q GPS_LNA_EN GPS_RX_I_Q CONN_RSTB HRST_B RSTB_GPIO ...

Page 129: ...14 27 GND15 28 GND16 29 GND17 30 GND18 31 DNI L1110 39n L1109 5 6n L1101 C1101 DNI 2 2n L1111 C1106 DNI FL1100 4 3 2 1 5 10 6 7 8 9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB 2n L1103 L1102 DNI 12n L1112 33p C1111 33p C1117 C1107 DNI C1103 2 7n L1104 2 7n C1119 100p OJ901 OJ900 Daisy_Chain PID1 GSM_PA_EN ANT0_SW_SEL_0 2G_...

Page 130: ... 3GB1_RXP 3GB1_RXN 3GB2_RXP 3GB2_RXN 3GB5_RXP 3GB5_RXN 3GB8_RXP 3GB8_RXN B40_RXP B40_RXN RFVCO_MON G2 3GTX_IP 3GTX_IN 3GTX_QP 3GTX_QN RX_IP RX_IN RX_QP RX_QN BSI_CLK TXBPI DETGND GND1 GND2 GND3 GND4 GND5 GND6 GND7 GND8 NC VRXLF VTXLF AVDD_VIO18 GND9 GND10 GND11 GND12 GND13 GND14 XO4 XO3 XO2 XO1 XMODE 32K_EN OUT32K 1V8_MTK_VIO 26M OZ26000004 X1500 2 1 3 4 RT1 XT2 XT1 RT2 1u C1507 1 2 R1510 100K 2 1...

Page 131: ...12 7 3 8 11 1 9 2 RFIN_LB GND1 VEN_LB RFOUT_HB CPL_OUT VBATT VEN_HB VCC RFIN_HB VMODE NC CPL_IN RFOUT_LB GND2 PGND 1n C1305 R1301 49 9 VBAT 3V4_MTK_VPA 36 R1304 27 R1303 27 R1302 100p C1316 100p C1314 DNI L1301 5 1p C1310 22p C1311 C1306 1u ECZH0001215 EAM62930901 FL1301 9 5 7 3 1 2 8 4 6 ANT GND2 RX_OUT2 GND1 RX_OUT1 TX_IN GND4 GND3 GND5 DNI C1307 DNI C1313 C1304 1n L1305 8 2n C1315 2 7p PDET_IN ...

Page 132: ...UX_IN5_YM VREF0 VREF1 ERESET 100K R2102 2 1 100K R2103 2 1 R2108 DNI R2109 DNI R2107 DNI R2106 DNI DNI R2105 DNI R2104 DNI CN200 C2100 0 1u 1V8_MTK_VIO 1V8_MTK_VIO CONN_XO_IN UART_1_TX UART_1_RX SERIAL_JTAG_TMS SERIAL_JTAG_TCK WB_TX_I_N WB_TX_I_P WB_RX_I_N EBI_CA_9 GPS_RX_I_P GPS_RX_I_N GPS_RX_Q_P GPS_RX_Q_N WB_RX_I_P WB_TX_Q_P WB_TX_Q_N WB_RX_Q_P WB_RX_Q_N EBI_CA_1 EBI_CA_3 EBI_CA_2 EBI_CA_5 EBI_...

Page 133: ...O_123 CONN_RSTB GPIO_124 CONN_F2W_CLK GPIO_126 CONN_F2W_DAT GPIO_127 PWM_A GPIO_128 PWM_B GPIO_129 BPI_BUS0 GPIO_130 BPI_BUS1 GPIO_131 BPI_BUS2 GPIO_132 BPI_BUS3 GPIO_133 BPI_BUS4 GPIO_134 BPI_BUS5 GPIO_135 BPI_BUS6 GPIO_136 BPI_BUS7 GPIO_137 BPI_BUS8 GPIO_138 BPI_BUS9 GPIO_139 BPI_BUS10 GPIO_140 BPI_BUS11 GPIO_141 BPI_BUS12 GPIO_142 BPI_BUS13 GPIO_143 BPI_BUS14 GPIO_144 BPI_BUS15 GPIO_145 VM0 GPI...

Page 134: ...36 VCCK_37 VCCK_38 VCCIO_EMI_1 VCCIO_EMI_2 VCCIO_EMI_3 VCCIO_EMI_4 VCCIO_EMI_5 VCCK_CPU_1 VCCK_CPU_2 VCCK_CPU_3 VCCK_CPU_4 VCCK_CPU_5 VCCK_CPU_6 VCCK_CPU_7 VCCK_CPU_8 VCCK_CPU_9 VCCK_CPU_10 VCCK_CPU_11 VCCK_CPU_12 VCCK_CPU_13 VCCK_CPU_14 DVDD18_MIPIRX DVSS18_MIPIRX DVDD18_MIPITX DVSS18_MIPITX AVDD18_USB AVDD33_USB AVSS33_USB AVDD28_DAC AVDD18_AP DVDD18_PLLGP AVDD18_MD AVSS18_MD_1 AVSS18_MD_2 AVSS1...

Page 135: ... M13 M12 M11 M5 L16 L15 VSS_43 VSS_44 VSS_45 VSS_46 VSS_47 VSS_48 VSS_49 VSS_50 VSS_51 VSS_52 VSS_53 VSS_54 VSS_55 VSS_56 VSS_57 VSS_58 VSS_59 VSS_60 DUMMY GND_WBG_1 GND_WBG_2 GND_WBG_3 GND_WBG_4 GND_WBG_5 GND_WBG_6 GND_WBG_7 GND_WBG_8 GND_WBG_9 GND_WBG_10 GND_WBG_11 GND_WBG_12 GND_WBG_13 GND_WBG_14 VSS_1 VSS_2 VSS_3 VSS_4 VSS_5 VSS_6 VSS_7 VSS_8 VSS_9 VSS_10 VSS_11 VSS_12 VSS_13 VSS_14 VSS_15 VSS...

Page 136: ...1e K5 DQS1e K6 DQS2e U9 DQS2e U8 DQS3e G9 DQS3e G8 DM0e N5 DM1e L5 DM2e T7 DM3e H7 CA0e U3 CA1e T3 CA2e R3 CA3e R2 CA4e R1 CA5e K2 CA6e J2 CA7e J3 CA8e H3 CA9e H2 ZQe G3 NC9 F3 CKe L3 CKe M3 CKEe N1 NC17 N2 CSe P1 NC16 P2 VSSe_8 L2 DAT0m A3 DAT1m B3 DAT2m B7 DAT3m A7 DAT4m B6 DAT5m A6 DAT6m A4 DAT7m B4 RSTm C1 CMDm C5 CLKm B5 VDD1e_1 W6 VDD1e_2 V1 VDD1e_3 F1 VDD1e_4 E6 VDD2e_1 W5 VDD2e_2 U2 VDD2e_...

Page 137: ... 1u VBAT VBUS_USB_IN C4103 1u U4101 PGND 11 IN 1 BAT 10 ISET 2 _PG 9 VSS1 3 CHG 8 LDO 4 VSS2 7 IFULL 5 EN_SET 6 0 R4111 R4110 0 R4109 0 0 R4108 820 R4104 R4106 0 C4101 2 2u C4109 22p C4108 27p R4105 6 8k VREF_BAT_THERM SR_CLK_EN SYS_RESIN_N SIM2_CLK SIM1_CLK SIM1_DATA SIM2_DATA PMIC_SPI_MOSI PMIC_SPI_SCK PMIC_SPI_CS PMIC_SPI_MISO PMIC_INT AUXADC_TSX 26M_AUDIO_CLK SLEEP_CLK_IN CHG_D_P CHG_D_N WATCH...

Page 138: ...SYS GND_VPA GND_VPROC_1 GND_VPROC_2 GND_VPROC_3 GND_ABB GND_LDO_1 GND_LDO_2 GND_LDO_3 GND_LDO_4 GND_LDO_5 GND_LDO_6 GND_LDO_7 GND_LDO_8 GND_LDO_9 GND_LDO_10 GND_LDO_11 GND_LDO_12 GND_LDO_13 GND_LDO_14 GND_LDO_15 GND_LDO_16 GND_LDO_17 GND_LDO_18 GND_LDO_19 GND_LDO_20 GND_LDO_21 GND_LDO_22 GND_LDO_23 ISINK0 ISINK1 ISINK2 ISINK3 VPROC_1 VPROC_2 VPROC_3 VPROC_FB GND_VPROC_FB VPA_1 VPA_2 VPA_FB VSYS VA...

Page 139: ...22p C7216 C7215 22p 1V8_MAIN_CAM_DVDD 2V8_MAIN_CAM_AVDD 1V8_MAIN_CAM_IOVDD ENBY0034201 CN7202 13 12 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 R7205 100K 100K R7203 2 1 DNI R7204 C7200 1u C7203 1u 1u C7211 VA7207 2 1 R7206 100 2 1 VA5004 2 1 0 R7222 4 7K R7201 1V8_MTK_VIO C7202 2 2u R7211 100K 2 1 DNI R7224 CAM0_I2C_SDA CAM0_I2C_SCL TOUCH_I2C_SDA TOUCH_I2C_SCL LCD_RS LCD_CS LCD_RD LC...

Page 140: ...YFF D4 D3 D2 D1 C4 B4 B3 A4 B2 C1 A1 C2 A3 C3 B1 A2 VDD GND SGND OUTL HPVSS EN CPN CPP INL HPVDD INL INR HI Z GAIN OUTR INR 2 2u C8107 DNI_SEVY0005101 VA8108 2 2K R8105 2 2K R8102 1K R8116 100 R8104 R8103 100 33p C8110 33p C8109 33p C8108 R8510 100K 100K R8503 R8500 DNI 5p VA8106 1V8_MTK_VIO 0 1u C8100 6 8 7 9 10 5 U8100 K2DH 12 4 3 2 1 11 RES VDD_IO VDD GND2 GND3 GND1 INT2 SCL SPC CS SDO SA0 SDA ...

Page 141: ...130 9133 9133 9134 9134 9138 9138 3V0_SIMSW_VSIM1 9133 9133 9134 9134 9138 9138 3V0_SIMSW_VSIM3 C9502 22p 1 2 22p C9500 1 2 1u C9521 1 2 R9530 DNI 2 1 R9517 DNI 2 1 DNI R9508 2 1 22p C9518 R9512 0 2 1 0 R9510 2 1 0 R9515 2 1 0 R9523 2 1 0 R9511 2 1 VA9503 R9506 0 2 1 0 R9514 2 1 0 R9516 2 1 1u C9501 1 2 GND VREF_BAT_THERM SYS_RESIN_N USB_D_P USB_D_M SDCARD_DATA_3 SDCARD_DATA_0 SDCARD_DATA_2 SDCARD...

Page 142: ...33_WBT NC1 NC2 FM_LANT_N FM_LANT_P GPS_RFIN AVDD18_GPS DVSS WB_RX_IP WB_RX_IN WB_RX_QP WB_RX_QN WB_TX_IP WB_TX_IN WB_TX_QP WB_TX_QN GPS_RX_IP GPS_RX_IN GPS_RX_QP GPS_RX_QN WB_LNA_EXT AVDD18_WBT WB_CTRL5 WB_CTRL4 WB_CTRL3 WB_CTRL2 WB_CTRL1 WB_CTRL0 100p C5109 2 2u C5111 100p C5103 5_1_1_11_BT_WiFi_GPS_FM_MT6627_V0_3_1129144809 L5100 0 5p L5101 82n DNI L5114 2 1 C5122 6 8p 2 2u C5114 L5110 8 2n L510...

Page 149: ...MAIN R8508 FB8505 C8114 L5112 VA8107 R8108 CN7203 R8111 VA8104 C8116 D8100 C8111 FB8504 FB8103 FB8101 R8514 VA8106 FB8100 C8013 R8507 R8109 R8106 R8517 C5122 FB8102 L5102 R8110 C8115 VA8105 C8012 C8113 VA8101 PID1 C8011 R8515 L8105 L8101 R8516 R8107 C8112 VA8100 8 PCB LAYOUT LG D100F_MAIN_EAX65765901_1 0_TOP Model name CN7203 Function Touch CON no Touch ...

Page 150: ... CN9503 D8101 ZD9500 C2329 C2325 VA5004 C1302 VA8102 R8500 C2318 C9528 R8116 C2300 L1313 R2100 D9502 C5119 C2100 ANT1101 VA7207 C7217 R2221 L1112 L5109 L1306 L5101 C9603 R2104 CN9501 R1104 L1300 L1305 C5114 R9508 VA7202 L1315 R4131 C9525 C9515 C9604 C1108 C7231 R2204 L8103 R2201 L1101 C1103 R9516 C8109 C3323 VA9501 R2103 C1506 CN8100 X4100 R9518 C7209 L5104 C1306 C3310 C9601 R4100 C1303 L5111 R110...

Page 151: ... AllType BJAY0024021 USB Cable USB Cable RAD32247898 Power Cable DC Power Cable RAD32247878 I O Cable 5P E SATA_DC_Plug RAD32167861 RF Cable_Main MS 156C BJAY0024004 Power Supply_PIF Power Supply 5 3V Power Supply_Phone Power Supply 5 0V RFTest Equipment E5515C 8960 NOTICE 1 Use the dummy Battery Refer to Attached image 1 Phone states Power off 2 If do not use the dummy battery GSMTX fails 2 Port ...

Page 152: ... Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 Tachyon36 LGMS695_20120213_Calibration TachyonV48 LGD100F 20140726 ALL File Calibration D100F GDMS ...

Page 156: ...9 CALIBRATION 156 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F D100F ...

Page 158: ... CALIBRATION 158 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 0V 5 0V RFcable P No 1 2 RIF 200 and phone are connected in 5P E SATA DC_Plug 5P E SATA DC_Plug No 5 3V MS 156C RFcable MS 156C P No BJAY0024004 RIF 200 and phone are connected in 5P E SATA DC_Plug RAD32167861 3G QCT ...

Page 167: ...9 CALIBRATION 167 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F LGD100F ...

Page 170: ... and service purposes LGE Internal Use Only 10 HIDDEN MENU Hidden Menu Start Start shortcut keys 3845 120 Hidden Menu List AAT DeviceTest ELTTest SW SanityTest FolderTest Not Implemented DeviceTest Settings WCDMA Only WLANTest Fake Language GPSTest MLT LG RCTTest DTVTest Termal DAE Miti OFF ...

Page 171: ...nternal Use Only AAT DeviceTest Individual Item List 1 Auto Detecting ItemTest 2 Key PressTest 3 Camera Main test 4 CamcorderTest 5 Display checkTest 6 RingTest 7 VibratorTest 8 Touch Draw ManualTest 9 Motion SensorTest 10 GPS BT WIFITest 11 FM RadioTest 12 LoopBackTest Auto AllTest Result Display Auto AllTest result ...

Page 172: ... Ear jack TA Battery Check the SIM1 card Check the SD card Check Ear phone jack CheckTA Check Battery Ejected ear jack andTA is normal Key CompassTest Up Down key Check Recognition Back key Check Recognition Home key Check Recognition Menu key Check Recognition Dual key Check Recognition End key Check recognition CameraTest 1 Main Camera Preview ...

Page 173: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CameraTest 2 Camcorder Preview Display checkTest LCD Black White test Check the Black display Check theWhite display RingTest Check sound Check the sound ...

Page 174: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only Vibrator test A case by state vibration tests Touch window test Write with finger Motion SensorTest Accelerometer sensor test Check the accelerometer sensor ...

Page 175: ...t reserved Only for training and service purposes LGE Internal Use Only GPS BTWI FITest Check the GPS scanning Check the GLONASS N A Check theWIFI scanning Check the BT scan FM RadioTest Check the FM Radio Insert earphone LoopbackTest Check the Receiver loopback ...

Page 176: ...rvice purposes LGE Internal Use Only ELTTest Automatic Mode Test Automatically Manual Mode Test selectivity Automatic mode Automatic Mode LCD Automatic on off test time setting Manual mode LCD Backlight Ringtone Vibrator Camera Audio Loopback test on the device is working The ability to use plant ...

Page 177: ... FPRITest Compare and Create logt txt CRCTest EFS CRC EFS CRC Detail DB Check DB Check and Compare DB Dump DeviceTest Auto Detecting Item LCD Keypad Touch Audio Vibrator Camera Sensor External Memory GPS RTC Battery ETC Not Implemented USIM SD card Ear jack Charing Mode Check the SIM card Check the SD card Check Ear phone jack Check Charging Mode ...

Page 178: ... 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 Implemented LCD ModuleTest LCD DisplayTest MuraTest leakage of Light uniformity Keypad test list Dop Qwerty Not Implemented ...

Page 179: ...purposes LGE Internal Use Only Touch test list Touch DrawingTest Touch SensingTest GridTouch Color Change BlockTouchTest CircleTouchTest Pinch In OutTest Touch KeyTest Touch SensingTest 4 7 FirmwareVersion CheckTocuh Panel Audio test list Ring Effect Sound MessageTone Vibrator test list On Off Duration ...

Page 180: ...nal Use Only Camera test list Snapshot Camcoding CameraVT Not Implemented Camera Aging Camera test list Proximity Not Implemented Motion Sensor Compass 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 ...

Page 181: ...vice purposes LGE Internal Use Only GPS BTWI FITest Check the GPS scanning Check the GLONASS scanning Check theWIFI scanning Check the BT scanning DeviceTest RTCTest BatteryTest Battery Status Battery Health Battery Mode of Charging Battery Level BatteryTechnology BatteryVoltage BatteryTemperature ...

Page 182: ...rved Only for training and service purposes LGE Internal Use Only HW DeviceTest LCDTest ProximityTest RTCTest TouchTest GestureTest Hall SensorTest Vibrator DurationTest Reset SD Card ABS On OffTest Touch LEDTest LCDTest ManualTest AutomaticTest MuraTest ProximityTest ...

Page 183: ...ved Only for training and service purposes LGE Internal Use Only RTCTest TouchTest MultiTouchTest Finger Paint Dot Finger Paint Touch SensingTest 4 7 GridTouchTest 4 7 Touch KeyTest GridTouch Color Change BlockTouchTest Touch FirmwareVersion CheckTouch Panel GestureTest ...

Page 184: ...10 HIDDEN MENU 184 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Hall SensorTest Vibrator DurationTest Reset SD Card ...

Page 185: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ABS On OffTest Touch LEDTest Settings Version Info ALC Auto run Diag Settings Data Settings Battery Audio Camera Bluetooth ERS ETC LCD Always On ...

Page 186: ... service purposes LGE Internal Use Only Version info Classified Information representation SWVersion Info Sub SWVersion AP AppVersion FirmwareVersion BasebandVersion KernelVersion HWVersion FactoryVersion NT Code SWFV FingerPrint ALC Normal Mode Change to Normal Mode ALC Mode Change to ALC Mode ...

Page 187: ...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 188: ...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 189: ...Only for training and service purposes LGE Internal Use Only Bluetooth DUT Mode On OffTest HCI Log BTSnoop SSP Debug Bluetooth SIG SAP Profile LG AVRCP 1 3 A2DP PCM Dump Add Dummy paired list BT Audio Loopback BT MTKVirtual Sniff Mode MTK Moble Log ERS Client Status ERSTest ...

Page 190: ...10 HIDDEN MENU 190 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ETC ADC Info LCD Always on Switch to LCD Backlight ON OFF ...

Page 191: ...rnal Use Only WCDMA Only Factory Reset Modem Settings 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 Rest Changing the Factory ...

Page 192: ... Internal Use Only Modem Settings Telephony BandMode BSPTelephonyDevTool CFU AT CommandTool DualTalk NetworkInfo ModemTest Network Selecting GPRS HSPA Info Mobile data service preferred Fast Dormancy RAT Mode RF De senseTest Simme Lock Modem Settings Connectivity Bluetooth CDS Information FM Receiver WiFi WiFi CTIA ...

Page 193: ...raining and service purposes LGE Internal Use Only Modem Settings HardwareTesting Audio Camera Driving Current Camera CPU StressTest DCM Deep Ilde DVFS MCDI PLL CG Sleep Mode Device Manager De Sense LCM Non sleep mode IO Memory Power SD CardTest TouchScreen USB UART USB Switch Sensor ...

Page 194: ...ning and service purposes LGE Internal Use Only Modem Settings Location Location Based Service YGPS CWTest Modem Settings Log and Debugging BatteryLog Debug Utils ModemWarning Setting MTKLogger User2Root Modem Reset Delay Setting Modem Settings Others Settings Font SWLA Thermal USB ACM ...

Page 195: ... service purposes LGE Internal Use Only ModuleTest BT DUT SMS Prefer Set FOTATest LCD Always On FS_TEST Hidden Reset Heap Free Info StabilityTest ChargingTest Call test Auto CallTest VC Auto answer Call Duration Streaming Streaming Setting Edit Edit Enable or not Streaming Log Log Enable or not ...

Page 196: ...wap profile Display Certificates Change UAPROFILE ContactsTest Insert specific number of contact info Simple query insert Contacts 50ea insert Contacts 100ea insert Contacts 200ea insert Contacts 300ea insert Contacts 500ea insert Groups 50ea insert System Groups 50ea Log service Enable of disable creating below log files Main log System log Radio log Events log Kernel log Qucik Dump Xlog Copy Log...

Page 197: ...10 HIDDEN MENU 197 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only FlexTest SMPL Counter North America APN Settings ...

Page 198: ...c All right reserved Only for training and service purposes LGE Internal Use Only WLANTest WLAN performance on SW Net Info FTMTest OTA Setting Wi Fi Debug Screen Fake Language Switch to Fake language mode On Off GPSTest gpsAppTest AirTest Enable Disable ...

Page 199: ...DEN MENU 199 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MLT MLT HIDDEN Menu LG RCTTest LG RCT Check Display Result Copy ResultTo SD Card ...

Page 201: ...tronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 DISASSEMBLE GUIDE 1 Disassemble Battery Cover Rear 1 Remove Battery Cover Assy 2 Remove Battery 3 Remove 6 Point Screws From Rear 4 Remove Cover Rear Assy ...

Page 202: ...GUIDE 202 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 Disassemble Main PCB 1 Remove FPCB CONNECTOR 1EA from PCB 2 Remove Main PCB from Front Assy ...

Page 203: ...11 DISASSEMBLE GUIDE 203 Copyright 2014 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 Disassemble H W ITEM Remove Main Cam and Sheild Can ...

Page 205: ... Assembly MBK00 Can Shield MJN01 Tape Window EAU00 Motor DC EAJ00 LCD Module TN ACQ01 Cover Assembly Rear ACQ00 Cover Assembly Front MBL00 Cap MJN00 Tape Window EAB00 Speaker Dual Mode MBG00 Button EAA00 PIFA Antenna Muliple ABH00 Button Assembly FAB00 Screw Machine EBR00 PCB Assembly Main EAC00 Rechargeable Battery Lithium Ion EBP00 Main Camera Module MCK00 Cover Battery EBD00 MJN01 EAJ00 ACQ00 M...

Page 206: ...00 USASV DIA 4 0 PRINTING 5 MKC009401 Window Camera MKC65098901 CUTTING ACRYL LGD105F ABRAWU WU WHITE BLUE 5 MJN089300 Tape Window MJN68827501 COMPLEX LGD125F ABTMWH ZZ Without Color 5 MCK063301 Cover Rear MCK68168251 MOLD PC LGD105F ABRAWS WH WHITE WHITE 5 MBL00 Cap MBL66158501 MOLD RUBBER LGD105F ABRAWS ZZ Without Color 5 MCQ074200 Damper Speaker MCQ67724401 COMPLEX LGD125F ABTMWH ZZ Without Col...

Page 207: ...ZZ Without Color 5 MJN009400 Tape Camera MJN69168001 COMPLEX LGD105F ABRAWS ZZ Without Color 5 MJN00 Tape Window MJN69187801 COMPLEX LGD105F ABRAWS ZZ Without Color 4 MEZ000000 Label MLAZ0038303 COMPLEX LG LC3200 WA White PRINTING PPRI PRINTING 4 MJN107400 Tape USP Film MJN68987302 COMPLEX LGD105F ABRAWU ZZ Without Color 4 MJN01 Tape Window MJN69007201 COMPLEX LGD105F ABRAWU ZZ Without Color 4 MJN...

Page 208: ... 5DB 3 0 SIMA Main Carrier LS Mtron Ltd 4 EBD00 Touch Window Assembly EBD62085601 LT300YC1AW CAPACITIVE TOUCH PF Window 1 0T Sensor 0 225T LeadingUI LU2010Q Self Cap 3 0 inch 6 pin Contact Pad White TOVIS CO LTD 4 EAJ00 LCD Module TN EAJ62987801 SJ030NA 12D QVGA 3 0INCH 240X320 300CD COLOR 55 16 9 Min 350 1 Typ 500 1 60Hz Inverter N LED 2D SIM COMMUNICATION CO LTD 3 EBR00 PCB Assembly Main EBR7964...

Page 209: ...ctor Multilayer Chip ELCH0004705 1005GC2T8N2JLF 8 2NH 5 250mA 0 37OHM 2 8GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP PILKOR ELECTRONICS LTD 6 C3306 C3323 C3324 C4132 C4140 C4143 C4144 C5002 C5003 C5116 C5119 C7200 C7203 C7214 C8117 C8509 C8510 C8511 C8512 C8513 C8516 C9501 C9600 Capacitor Ceramic Chip ECCH0004904 GRM155R60J105K 1uF 10 6 3V X5R 55TO 85C 1005 R TP MURATA MANUFACTURING CO LTD 6 R2214 R4108 ...

Page 210: ...stor Chip ERHZ0000443 MCR01MZP5J222 2 2KOHM 5 1 16W 1005 R TP ROHM 6 CN9502 Connector I O EAG63511101 3 2 01 0146 5P 0 90MM STRAIGHT RECEPTACLE SMD T REEL SHENZHEN EVERWIN PRECISION TECHNOLOGY CO LTD 6 C2300 C2301 C2302 Capacitor Ceramic Chip ECCH0007805 CL05A106MQ5NUNC 10uF 20 6 3V X5R 55TO 85C 1005 R TP 0 5 0 05 SAMSUNG ELECTRO MECHANICS CO LTD 6 R2300 R2301 R2302 R2303 R4106 R7222 Wire Pad Shor...

Page 211: ...27 Capacitor Ceramic Chip EAE62762301 CL03A105MP3NSNC 1uF 20 10V X5R 55TO 85C 0603 R TP 0 33 MM SAMSUNG ELECTRO MECHANICS CO LTD 6 C1306 C2318 C4100 C4103 C4105 C7207 C7208 C7211 C9506 Capacitor Ceramic Chip ECZH0001215 C1005X5R1A105KT000F 1uF 10 10V X5R 55TO 85C 1005 R TP TDK KOREA COOPERATION 6 C4108 L5111 Capacitor Ceramic Chip ECCH0000117 CL05C270JB5NNNC 27pF 5 50V NP0 55TO 125C 1005 R TP 0 5 ...

Page 212: ... 03 KOREA TAIYO YUDEN CO LTD 6 J9503 Card Socket EAG63411001 1040320821 SD 8P STRAIGHT SMD T REEL HANKOOK MOLEX 6 C5115 Capacitor Ceramic Chip ECCH0000155 MCH153CN103KK 10nF 10 16V X7R 55TO 125C 1005 R TP ROHM Semiconductor KOREA CORPORATION 6 R8116 R9531 Resistor Chip ERHZ0000404 MCR01MZP5J102 1KOHM 5 1 16W 1005 R TP ROHM 6 R1302 R1303 R3312 Resistor Chip EBC62456701 RC0603F270CS 27OHM 1 1 20W 06...

Page 213: ...O 85C 1005 R TP SAMSUNG ELECTRO MECHANICS CO LTD 6 D8101 Diode Switching EAH61532901 BA891_ 1V 35V 0SEC 715mW SOD523 R TP 2P 1 NXP Semiconductors 6 R2102 R2103 R9536 R9538 Resistor Chip ERHZ0000204 MCR01MZP5F1003 100KOHM 1 1 16W 1005 R TP ROHM 6 ANT1100 ANT1101 C Clip EAG63592901 PMT1019 1P ANT TERMINAL STRAIGHT SMD T REEL AU 2 5X1 0X1 3 L X W X H SERVEONE CO LTD 6 CN7201 Connector BtoB ENBY003600...

Page 214: ...R2212 R2213 R7201 R7207 Resistor Chip ERHY0000254 MCR01MZP5J472 4 7KOHM 5 1 16W 1005 R TP ROHM 6 VA7207 VA7208 VA7209 VA9503 VA9504 Varistor SEVY0005101 ICVL0518050FR 18V 0 5F 1 0 0 5 0 55 NONE SMD R TP INNOCHIPS TECHNOLOGY 6 R1104 Resistor Chip ERHY0009505 MCR006YZPJ103 10KOHM 5 1 20W 0603 R TP ROHM 6 FL1100 Filter Saw Dual EAM62531301 LFB21914MDZ3D384 914 5 1897 5MHz 2 1 1 25 0 7 SMD R TP 10P MU...

Page 215: ...ELCH0001408 LL1005 FHL6N8J 6 8NH 5 300mA 0 23OHM 5 6GHZ 9 SHIELD NONE 1 0X0 5X0 5MM R TP TOKO INC 6 C9525 Capacitor Ceramic Chip EAE62685301 CL05A105KA5NQNC 1uF 10 25V X5R 55TO 85C 1005 R TP 0 6T max Samsung 1 0 0 1 0 5 0 1 0 5 0 1 Murata 1 0 0 05 0 5 0 05 0 5 0 05 SAMSUNG ELECTRO MECHANICS CO LTD 6 C1103 C5100 Inductor Multilayer Chip ELCH0005001 HK1005 2N2S 2 2NH 0 3NH 300mA 0 13OHM 6GHZ 8 SHIEL...

Page 216: ...CH0009216 GRM0335C1E220J 22pF 5 25V X7R 55TO 125C 0603 R TP MURATA MANUFACTURING CO LTD 6 C3310 C3311 C5105 C9528 Capacitor Ceramic Chip EAE62685701 GRM155R71H103KA88D 10nF 10 50V X7R 55TO 125C 1005 R TP 0 55T max MURATA MANUFACTURING CO LTD 6 R5101 R8505 R8511 R8518 Wire Pad Short SAFP0000501 LG VS760 VRZ 6 C9529 Capacitor TA Confo rmal EAE63002601 TCSPS1A476M8R 47uF 20TO20 10V 23 5UA 55TO 125C 4...

Page 217: ...istor Chip ERHY0024501 RC0201JR 0736RL 36OHM 5 1 20W 0603 R TP YAGEO CORPORATION 6 C1104 Inductor Multilayer Chip EAP61866701 LG HK0603 82NJ T 82NH 5 70mA 3 37OHM 1GHZ 4 SHIELD 0 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 6 C4101 C5111 C5114 C9602 Capacitor Ceramic Chip ECCH0007804 CL05A225MP5NSNC 2 2uF 20 10V X5R 55TO 85C 1005 R TP 0 5MM SAMSUNG ELECTRO MECHANICS CO LTD 6 R4130 Resistor Chip ERHZ00005...

Page 218: ...1 5ML2 8P STRAIGHT STANDARD SMD T REEL HYUPJIN I C CO LTD 6 J8100 Jack Phone EAG63070601 KJA PH 4 0176 5P 2P ANGLE R TP 3 5M BLACK 5P KSD CO LTD 6 FB8501 Filter Bead SFBH0008105 BLM15BD182SN1D 1800 ohm 1 0X0 5X0 5 25 1 4 ohm 0 1A SMD R TP 2P 0 MURATA MANUFACTURING CO LTD 6 L1103 L1500 Inductor Multilayer Chip EAP61866901 LQP03TN2N0C02D 2NH 0 2NH 600mA 0 15OHM 6GHZ 14 SHIELD 0 0 6X0 3X0 3MM R TP MU...

Page 219: ...ECTRO MECHANICS CO LTD 6 L1101 Inductor Multilayer Chip EAP62227501 LG HK 0603 5N6S T 5 6NH 0 3NH 260mA 0 36OHM 4 6GHZ 5 SHIELD 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 6 U5100 IC WiFi EAN62909001 MT6627 WiFi 2 4GHz BT GPS RF FM Tx Rx for MT6572 QFN 5x5x0 9 Integrated 2 4GHz Balun BPF diplexer GPS BT FM QFN R TP 41P MEDIATEK INC 6 U1100 Module Tx Module EAT61854001 RF3237 34DBM 31DB 42 0A 0A 1 35DB 2...

Page 220: ...50mW EMD2 R TP 2P 1 ROHM Semiconductor KOREA CORPORATION 6 L4131 Inductor Wire Wound Chip EAP62666001 PISB25201T 2R2MS 2 2UH 20 2A 2 2 2 0 0 12OHM SHIELD 2 5X2 0X1 0 MM R TP CYNTEC CO LTD 6 U1300 IC Power Amplifier EAN62796101 SKY77758 3 0V to 4 5V 0 0 0W 0W 0 2 SMD R TP 14P dual PA dual in_dual out support Band1 2 5 8 3 4 2 0 9 SKYWORKS SOLUTIONS INC 6 L1305 Inductor Multilayer Chip EAP62227701 L...

Page 221: ...mA 1 72OHM 1 5GHZ 4 SHIELD 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 6 FL1301 Filter Duplexer EAM62930901 B8575 2140 0MHz 2110 0to2170 0MHz 1950 0MHz 1920 0to1980 0MHz 1 70 2 10dB 1 50 2 00dB 2 0x1 6x0 47t DUAL SMD R TP 9P EPCOS PTE LTD 6 L1308 Inductor Multilayer Chip EAP62246001 LG HK 0603 3N3S T 3 3NH 0 3NH 320mA 0 23OHM 6 7GHZ 5 SHIELD 0 6X0 3X0 3MM R TP TAIYO YUDEN CO LTD 5 EBR071700 PCB Assembly...

Page 222: ... CORPORAITION 6 C8108 C8109 C8110 C9601 Capacitor Ceramic Chip ECZH0000830 C1005C0G1H330JT000F 33pF 5 50V NP0 55TO 125C 1005 R TP TDK KOREA COOPERATION 6 CN7203 Terminal Block ENZY0025801 KQ13L2 6R KQ13L2 6R 6 1 0 mm ETC6 6x4x1 35 t Stroke 0 65 Touch window Contact CNT HIROSE KOREA CO LTD 6 R2202 R2203 R2204 R2205 R2206 R2207 R8102 R8105 Resistor Chip ERHZ0000443 MCR01MZP5J222 2 2KOHM 5 1 16W 1005...

Page 223: ... 5 1 16W 1005 R TP ROHM 6 R4130 Resistor Chip ERHZ0000529 MCR01MZP5J152 1 5KOHM 5 1 16W 1005 R TP ROHM 6 VA8105 VA8106 VA8107 Capacitor High Frequency Cerami c Chip EAE63022801 RMUMK105CG050CV F_H 5pF 0 25PF 50V C0G 55TO 125C 1005 R TP 0 5 0 05 L 1 0 0 05 W 0 5 0 05 T 0 5 0 05 KOREA TAIYO YUDEN CO LTD 6 C5122 Capacitor High Frequency Cerami c Chip EAE62883601 GRM1555C1H6R8C_H 6 8pF 0 25PF 50V C0G ...

Page 224: ...hout Color 2 EAC00 Rechargeable Battery Lithium Ion EAC61679601 BL 44JN WWU LGC 3 7V 1 5AH 300mAH 61x44x4 4 65x44x4 8 BLACK Bar type Top cap Screw joint 444461 1500mAh Bar Type Top cap screw joint WW Up LG Chem LTD 2 EAB010200 Earphone Stereo EAB62808211 HC MYD LG174 20mW 16OHM 105DB 20HZTO20KHZ 1 08M BLACK 4 POLE PLUG open type I SOUND CO LTD 2 EAY060000 Adapters SSAD0036001 STA U12BR 90Vac 264Va...

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