LG -E977 Service Manual
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LG -E977 Service Manual

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Internal Use Only
Service Manual
LG-E977
Date: March, 2013 / Issue 1.0

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Summary of Contents for LG LG-E977

  • Page 1 Internal Use Only Service Manual LG-E977 Date: March, 2013 / Issue 1.0...

  • Page 2: Table Of Contents

    4.22 Pressure Sensor troubleshooting ..........152 4.23 Power ON Troubleshooting ............154 4.24 Charging Troubleshooting ............159 4.25.USB Trouble shooting ..............160 4.26 HDMI Troubleshooting ..............164 LGE Internal Use Only - 2 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 3: Introduction

    LGE Internal Use Only - 3 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 4 • When returning system boards or parts like EEPROM to the factory, use the protective package as described. LGE Internal Use Only - 4 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...

  • Page 5: Performance

    Part Name Comment AP Chip APQ8064 : Qualcomm CP Chip MDM9215M : Qualcomm RF Chip WTR1605L : Qualcomm LGE Internal Use Only - 5 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 6: Hw Features

    GSM850 : 33 dBm DCS1800 : 30dBm GPRS PCS 1900: 29.5 dBm LTE : 23dBm LGE Internal Use Only - 6 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 7 Built in Vibrator BlueTooth V4.0 BLE (BT Low Energy) MIDI(for Buzzer SW Decoded 72Poly LGE Internal Use Only - 7 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 8 Measure RSSI after 10 seconds if you change power. Measure RSSI after 10 seconds if you change power. LGE Internal Use Only - 8 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 9 200 mA or less 200 mA or less 7. Power Off Mode 200uA or less 200uA or less 200uA or less LGE Internal Use Only - 9 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 10 53% -> 52% Low battery pop-up 15% , 5%, 0% Bar 10 -> Bar 9 48% -> 47% LGE Internal Use Only - 10 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 11: Sw Features

    There is no limitation on the Group number of items. It depends on available memory amount. LGE Internal Use Only - 11 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 12 MAX 761 characters SMS 5 concatenated Cell Broadcast Download Game Calendar Memo World Clock Unit Convert LGE Internal Use Only - 12 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 13 Class 12 Hold / Retrieve Conference Call Max. 7 DTMF Memo pad SyncML GTalk Email LGE Internal Use Only - 13 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...

  • Page 14: Hw Spec

    AM Suppression GSM : -31dBm -98dBm/-96dBm (2.439%) DCS : -29dBm Timing Advance ± 0.5T LGE Internal Use Only - 14 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 15 < 17.5 %, when Pout ≥ -20 dBm Peak Code Domain Error < -15 dB at Pout ≥ -20 dBm LGE Internal Use Only - 15 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 16 Inner Loop Power Control -0.5/+0.5 -0.5/+0.5 -0.5/+0.5 In Uplink -0.4/-1.6 -1/-3 -1.5/-4 group(10equal command group) +8/+12 +16/+24 LGE Internal Use Only - 16 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 17 > 43 dB @ ±10 MHz Error Vector Magnitude < 17.5 %, when Pout ≥ -20 dBm LGE Internal Use Only - 17 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 18 ≥ -10dBm(1Mbps,2Mbps,5.5Mbps,11Mbps) @ FER ≤ 8% Rx Adjacent Channel ≥ 35dB @FER ≤ 8%, Rejection interference input signal -70dBm@fc±25MHz(11Mbps) LGE Internal Use Only - 18 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 19 ※ACR shall be measured by setting the desired signal's strength 3 dB above the rate-dependent sensitivity specified in min input sensitivity LGE Internal Use Only - 19 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 20 ※ACR shall be measured by setting the desired signal's strength 3 dB above the rate-dependent sensitivity specified in min input sensitivity LGE Internal Use Only - 20 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 21 Transmitter Spurious emissions 30 kHz < f < 1 GHz 100kHz 1GHz < f < 12.75 GHz 1MHz LGE Internal Use Only - 21 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 22 1574.42 MHz ~ 1576.42 MHz 1 satellite ≥-142dBm, 7 satellites ≥ -147dBm at coarse time Minimum Sensitivity aiding LGE Internal Use Only - 22 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes 3.1 CIC FAQ...

  • Page 23: Cic_And Service Center

    2. Request to check out if it is specified in the user manual. development 3. Description on HW Factory Reset Key combination and how to do it. LGE Internal Use Only - 23 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 24 1. Status Bar Slide Down 2. "USB connected" Touch 3. Select "Media sync(MTP)" 1.PC<-> SD CARD Request for development 2.PHONE<-> SD CARD LGE Internal Use Only - 24 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 25 Enabled must be checked). Unless it is checked. check it. Request for ex) 1. Europe<->Europe 2. Europe<->Continents(North America, Asia etc) development LGE Internal Use Only - 25 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 26 Let us know the incompatible apps, so that we can check those out for you. Thanks. LGE Internal Use Only - 26 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 27 > (In general, the SMTP user name and password are same as the email addr and password initially entered) >Done LGE Internal Use Only - 27 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 28 For example, phone or email app is supposed to let the user know when email messages or voice calls arrive even though it is killed. LGE Internal Use Only - 28 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 29 "Gateway", "Network prefix length", "DNS 1" and "DNS 2" to connect to the AP. How do you install the PC Sync Program? 1. Go to www.lg.com and select a country(ex: Canada). 2. Support > Mobile Support > Cell Phones > Model Number, and select LGE977.
  • Page 30 (Users can choose the phone's data connection status( ON/OFF). When data connection status is OFF, MMS text messages and internet are not available.) LGE Internal Use Only - 30 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 31 Q&A What should I do to connect PC Sync program with the phone? When the USB cable is connected, select LG Software as the Phone's USB connection mode. Then, run PC Suite for automatic connection. If automatic connection fails, go to PC Suite Main screen and choose Connect Phone >...
  • Page 32 - Go to Settings > Personal > Back up & Reset > Factory Data Reset . Do Factory Reset as below. - With Power turned off, press the volume down key+ power key. LGE Internal Use Only - 32 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 33 Is it compatible with other devices? Basically, only external Bluetooth and NFC devices are compatible. Request for Bluetooth development LGE Internal Use Only - 33 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 34 3. Connect the HDMI terminal to the device(monitor, TV etc). Change the setting of the device into external input mode(HDMI). LGE Internal Use Only - 34 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 35 5. See the list of Contents to share on the device selected. 6. Select and play an item selected from the list of Contents. MUSIC VIDEO PICTURE PLAYLIST LGE Internal Use Only - 35 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 36 1. LG-E977 is not present on other devices. - Go to Setting and see if Discoverable is checked. - Make sure other devices are set to accept LG-E977.(Check 'Always Accept Request' for LG-E977.) - See if the WIFI Network includes LG-E977.
  • Page 37 How is the distribution schedule of OS or SW new version known? Check it out at nearby LG Electronics Service Centers or on LG Mobile homepage. LGE Internal Use Only - 37 - Copyright ©...
  • Page 38 What kinds of phone accessories are there? Visit neaby LG Electronics Service Centers or purchase the item on the internet. LGE Internal Use Only - 38 - Copyright ©...
  • Page 39 Then, the information touched will be transferred to the other phone. LGE Internal Use Only - 39 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 40 Phone' is displayed when call, game and internet features are used for a long time. This symptom is not associated with the phone's features or product-related problems. LGE Internal Use Only - 40 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 41: Trouble Shooting

    LTE B17 RF Transceiver DRx ASW U1002:PAM (GSM/WCDMA) SW1005 MOBILE S/W FL1000 FEMID SW1001 MOBILE S/W U17002 NFC MODULE LGE Internal Use Only - 41 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 42 Tx Saw LTE B7 DUPLEXER U1005 LTE B17 FL1015 FL1017 LTE B7 / B17 LTE B17 SEPERATOR DUPLEXER LGE Internal Use Only - 42 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 43 SW1001 MOBILE S/W FL1017 LTE B17 DUPLEXER SW1002 MOBILE S/W FL1000 FEMID SW1005 MOBILE S/W SW1003 MOBILE S/W LGE Internal Use Only - 43 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 44: Signal Path

    1. WCDMA B1 TX PATH 3. WCDMA B2 TX PATH 2. WCDMA B5 TX PATH 4. COMMON TX/RX PATH LGE Internal Use Only - 44 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 45 1. WCDMA B1 RX PATH 3. WCDMA B2 RX PATH 2. WCDMA B5 RX PATH 4. COMMON TX/RX PATH LGE Internal Use Only - 45 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 46 4. GSM850 RX PATH 2. DCS1800/PCS1900 TX PATH 5. DCS1800/PCS1900 RX PATH 3. GSM900 RX PATH 6. COMMON RX/TX PATH LGE Internal Use Only - 46 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 47: Checking Xo Block

    The output frequency (19.2MHz) of XO (X21000) is used as the reference one of WTR1605L and PM8921 internal VCO. Bottom side Top side LGE Internal Use Only - 47 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 48 4.75K RBIAS ADC_IN SSBI_PRX_DRX WTR0_SSBI2 SSBI_TX_GNSS WTR0_SSBI1 RX_ON WTR0_RX_ON RF_ON WTR0_RF_ON JAM_DET Schematic of the Crystal Part (19.2MHz) LGE Internal Use Only - 48 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 49 Check TP1 (VREG_XO) 1.7 V ~1.9V Check PM8018 Check TP2 (19.2MHz) Check soldering and 19.2MHz Signal components XO OK LGE Internal Use Only - 49 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 50: Checking Femid (Gsm, Wcdma B1/B2/B5) Block

    TRX3 B1RX2 GND10 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 Schematic of the Antenna Switch Block LGE Internal Use Only - 50 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 51 Check ANT_SEL 0,1,2,3 High Level 1.4 ≤ Voltage ≤ 3.0V Check the TP1(VDD) Check the ANT Logic in each mode LGE Internal Use Only - 51 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 52: Checking Wcdma Block

    Refer to 4.3 Check FEMID Block Refer to 4.4 Check TX/RX Level Re-download & Cal Change the Board LGE Internal Use Only - 52 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 53 TRX1 GND8 TRX_ANT_B20 LMSWBPGF-D50 TRX2 GND7 TRX3 B1RX2 GND10 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 LGE Internal Use Only - 53 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 54 LB_EN C1042 TX_OUT_GSM_LB GND3 GSM_LB_RF_IN GSM_LB_RF_OUT UMTS_LB_RF_IN L1060 836.5MHz FL1011 C1063 C1062 TX_OUT_U850 6.8p 9.1n L1062 L1063 SAFEB836MAL0F00 LGE Internal Use Only - 54 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 55 4. TROUBLE SHOOTING LGE Internal Use Only - 55 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 56 Over 21 dBm? Check TP2 Check FL11008 Over 21 dBm? Check TP3 Check PAM Over -3 dBm? Check WTR1605L LGE Internal Use Only - 56 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 57 PA_ON1 GSMHB (C1059) : PAM Enable PA_R0 (C1055) : PAM Gain Control PA_ON1 GSMHB (C1059) must be HIGH (over 2.6V) LGE Internal Use Only - 57 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 58 LB_EN C1042 TX_OUT_GSM_LB GND3 GSM_LB_RF_IN GSM_LB_RF_OUT UMTS_LB_RF_IN L1060 836.5MHz FL1011 C1063 C1062 TX_OUT_U850 6.8p 9.1n L1062 L1063 SAFEB836MAL0F00 LGE Internal Use Only - 58 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 59 Check MDM9615M Check TP3 PA _R0 ≤ 0.5V Check TP1 Over -3 dBm? Check WTR1605L Change the board LGE Internal Use Only - 59 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 60 4. TROUBLE SHOOTING WCDMA B5 LGE Internal Use Only - 60 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 61 TRX1 GND8 TRX_ANT_B20 LMSWBPGF-D50 TRX2 GND7 TRX3 B1RX2 GND10 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 LGE Internal Use Only - 61 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 62 LB_EN C1042 TX_OUT_GSM_LB GND3 GSM_LB_RF_IN GSM_LB_RF_OUT UMTS_LB_RF_IN L1060 836.5MHz FL1011 C1063 C1062 TX_OUT_U850 6.8p 9.1n L1062 L1063 SAFEB836MAL0F00 LGE Internal Use Only - 62 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 63 Over 21 dBm? Check TP2 Check FL11012 Over 21 dBm? Check TP3 Check PAM Over -3 dBm? Check WTR1605L LGE Internal Use Only - 63 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 64 PA_ON0 GSMLB (C1059) : PAM Enable PA_R0 (C11053) : PAM Gain Control PA_ON0 GSMLB (C1059) must be HIGH (over 2.6V) LGE Internal Use Only - 64 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 65 LB_EN C1042 TX_OUT_GSM_LB GND3 GSM_LB_RF_IN GSM_LB_RF_OUT UMTS_LB_RF_IN L1060 836.5MHz FL1011 C1063 C1062 TX_OUT_U850 6.8p 9.1n L1062 L1063 SAFEB836MAL0F00 LGE Internal Use Only - 65 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 66 Check MDM9615M Check TP3 PA _R0 ≤ 0.5V Check TP1 Over -3 dBm? Check WTR1605L Change the board LGE Internal Use Only - 66 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 67 C1024 33p RFOUT RFIN 2.7n PA0_R0 PA_DET_MMMB PA0_R1 VMODE L1030 R1016 L1027 L1028 PA_ON4_U1900 L1029 5.6n PA_DET_1 SAFEA1G88KB7F00 LGE Internal Use Only - 67 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 68 4. TROUBLE SHOOTING LGE Internal Use Only - 68 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 69 PA_ON4_U1900 (C1029) : PAM Enable (VEN) PA0_R1 (C1028) : PAM Gain Control (VMODE) PA_ON4_U1900 (VEN) must be HIGH (over 2.6V) LGE Internal Use Only - 69 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 70 Over 21 dBm? Check TP2 Check MDM9615M PA_R1≥2.6V? Check TP1 Check WTR1605L Over -3 dBm? Change the board LGE Internal Use Only - 70 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 71 4. TROUBLE SHOOTING 4.5.4. Checking RF Rx Level WCDMA B1 Test Point (WCDMA B1 RF Rx Level) LGE Internal Use Only - 71 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 72 RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 W1(AT) W1(EU)_Rx L1002 PRX_U2100_INM RX_U2100_M 1.2n L1004 3.3n L1009 PRX_U2100_INP RX_U2100_P 1.2n LGE Internal Use Only - 72 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 73 4. TROUBLE SHOOTING START Check TP1 Signal exist? Check RF (M/S) Check TP2 Check Femid Signal exist? Check, WTR1605L LGE Internal Use Only - 73 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 74 4. TROUBLE SHOOTING WCDMA B5 Test Point (WCDMA B5 RF Rx Level) LGE Internal Use Only - 74 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 75 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 UG5(AT) UG8(EU)_Rx L1012 RX_UG850_M PRX_UG850_INM C1010 L1015 RX_UG850_P PRX_UG850_INP LGE Internal Use Only - 75 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 76 4. TROUBLE SHOOTING START Check TP1 Signal exist? Check RF (M/S) Check TP2 Check Femid Signal exist? Check, WTR1605L LGE Internal Use Only - 76 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 77 4. TROUBLE SHOOTING WCDMA B2 Test Point (WCDMA B2 RF Rx Level) LGE Internal Use Only - 77 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 78 GND10 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 EGSM(AT)GSM850(EU)_Rx L1013 RX_G900_P PRX_G900_INP L1014 L1016 RX_G900_M PRX_G900_INM LGE Internal Use Only - 78 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 79 4. TROUBLE SHOOTING START Check TP1 Signal exist? Check RF (M/S) Check TP2 Check Femid Signal exist? Check, WTR1605L LGE Internal Use Only - 79 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 80: Checking Gsm Block

    START 1. Check XO Block 2. Check TX Module 3. Check RF TRX Level 4. Re-download & Cal LGE Internal Use Only - 80 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 81 4. TROUBLE SHOOTING LGE Internal Use Only - 81 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 82 4.6.1 Checking XO Block Refer to 4.3 4.6.2 Checking Tx module Block Refer to 4.4 4.6.3 Checking RF TX level LGE Internal Use Only - 82 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 83 GSM_LB_RF_OUT UMTS_LB_RF_IN L1060 836.5MHz FL1011 C1063 C1062 TX_OUT_U850 6.8p 9.1n L1062 L1063 SAFEB836MAL0F00 Schematic of GSM(850/900)/DCS/PCS Tx Block LGE Internal Use Only - 83 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 84 If DCS, PCS (TP3) under 6 dBm ? No Problem Check soldering and Check RTR & PAD components Still exist Problem Change the Board LGE Internal Use Only - 84 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 85 TRX1 GND8 TRX_ANT_B20 LMSWBPGF-D50 TRX2 GND7 TRX3 B1RX2 GND10 GND9 C1016 RX_U2100_P RX_U2100_M RX_U1900_P RX_U1900_M RX_UG850_P RX_UG850_M RX_L4 LGE Internal Use Only - 85 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 86 Check TP1 Signal exist? Check RF seitch(M/S) Check Tx Module, FEMID Check TP2 Refer to 4.4 Signal exist? Change the Board LGE Internal Use Only - 86 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 87 4. TROUBLE SHOOTING 4.6.5 RF Component (LTE) FL1001 GPS/LTE B 17 SEPERATOR FL1002 U2001 LTE B17 RF Transceiver DRx ASW LGE Internal Use Only - 87 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 88 Tx Saw LTE B7 DUPLEXER U1005 LTE B17 FL1015 FL1017 LTE B7 / B17 LTE B17 Diplexer DUPLEXER LGE Internal Use Only - 88 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 89 LTE B7 DRx Tranceiver LTE B7 Tx LTE B7 PRx LTE B17 Tx LTE B17 PRx Bottom Tranceiver Bottom LGE Internal Use Only - 89 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 90: Checking Lte Block

    4. TROUBLE SHOOTING 4.7 Checking LTE Block START Check XO Block Check TX/RX Level Re-download & Cal Change the Board LGE Internal Use Only - 90 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 91 4.7.1 Checking RF TX Level [LTE Band7] EAM62430001 SW1005 MS-156C L1082 GND2 COMMON GND1 GND3 C1094 C1103 L1085 FL1015 6.8n 100p C1104 TRX_ANT_B20 LGE Internal Use Only - 91 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 92 DNI -> 49.9OHM (ERHY0042409) R1008 L1070 1.8n L1069 6.8p 8.2n GND1 L1075 C1077 GND2 GND4 3.9n GND3 GND6 LGE Internal Use Only - 92 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 93 Check TP3 Check B7 Duplexer Over 21 dBm? Check TP4 Check B7 PAM Over -5 dBm? Check WTR1605L LGE Internal Use Only - 93 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 94 4. TROUBLE SHOOTING 4.7.1.1 Checking PAM [LTE Band7] LGE Internal Use Only - 94 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 95 Check TP2 MDM9615M is OK PA_ON =1.35~ 3.1V Check TP3 WTR1605L is OK Over -5 dBm? Change the board LGE Internal Use Only - 95 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 96 4.7.2 Checking RF TX Level [LTE Band17] EAM62430001 SW1005 MS-156C L1082 GND2 COMMON GND1 GND3 C1094 C1103 L1085 FL1015 6.8n 100p C1104 TRX_ANT_B20 LGE Internal Use Only - 96 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 97 4. TROUBLE SHOOTING LGE Internal Use Only - 97 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 98 Check TP3 Check B17 Duplexer Over 21 dBm? Check TP4 Check B17 PAM Over -5 dBm? Check WTR1605L LGE Internal Use Only - 98 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 99 4. TROUBLE SHOOTING 4.7.2.1 Checking PAM [LTE Band17] LGE Internal Use Only - 99 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 100 Check TP2 MDM9615M is OK PA_ON =1.35~ 3.1V Check TP3 WTR1605L is OK Over -5 dBm? Change the board LGE Internal Use Only - 100 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 101 4.7.3 Checking RF TX Level [LTE Band7] EAM62430001 SW1005 MS-156C L1082 GND2 COMMON GND1 GND3 C1094 C1103 L1085 FL1015 6.8n 100p C1104 TRX_ANT_B20 LGE Internal Use Only - 101 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 102 4. TROUBLE SHOOTING LGE Internal Use Only - 102 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 103 C1076 G1 O1 FL1014 L1073 L1074 RX_L4 2.7n G2 O2 2140MHz C1081 C1082 L1079 PRX_L4_INM L1081 C1086 Rx_L7 LGE Internal Use Only - 103 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 104 Signal Exist? Check TP2 Check B7/B17 Diplexer Signal Exist? Check TP3 Check B7 Duplexer Signal Exist? Check WTR1605L LGE Internal Use Only - 104 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 105 4. TROUBLE SHOOTING 4.7.4 Checking RF DRx Level [LTE Band7] LGE Internal Use Only - 105 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 106 Signal Exist? Check TP2 Check SP4T Signal Exist? Check TP3 Check B7 DRx SAW Signal Exist? Check WTR1605L LGE Internal Use Only - 106 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 107 4.7.5 Checking RF PRx Level [LTE Band17] EAM62430001 SW1005 MS-156C L1082 GND2 COMMON GND1 GND3 C1094 C1103 L1085 FL1015 6.8n 100p C1104 TRX_ANT_B20 LGE Internal Use Only - 107 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 108 4. TROUBLE SHOOTING LGE Internal Use Only - 108 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 109 Signal Exist? Check TP2 Check B7/B17 Diplexer Signal Exist? Check TP3 Check B17 DRx SAW Signal Exist? Check WTR1605L LGE Internal Use Only - 109 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 110 4. TROUBLE SHOOTING 4.7.6 Checking RF DRx Level [LTE Band17] LGE Internal Use Only - 110 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 111 100p C1014 GPS/GLONASS_OUT L1019 C1013 L1020 L1022 Non-GPS/GLONASS_OUT U_BP 100n L1021 5.6n 100n 100p L1023 L1025 SAFEA740MCL0F00 FL1002 LGE Internal Use Only - 111 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 112: Gps/Wifi/Bt Module

    ANTENNA CONTACT Reference Description ANT1001, 1001 ANTENNA CONTACT SW1002 RF SWITCH FL1001 SEPARATOR U1000 GPS LNA U2000 WTR1605L LGE Internal Use Only - 112 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 113 CN17001 WiFi/BT/FM Module Reference Description C-Clip CN17000 Connected to antenna C-Clip CN17001 Connected to antenna U17000 BT,WIFI Module LGE Internal Use Only - 113 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 114: Gps/Wifi/Bt Signal Path

    4.8 GPS/WIFI/BT SIGNAL PATH 4.9.1 GPS Signal Path GPS Signal GPS Signal (inner layer) 4.9.2 WIFI,BT Signal Path WIFI,BT Signal LGE Internal Use Only - 114 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 115: Checking Gps/Wifi/Bt

    Check TP1 Check U21000 R1001 is 1.4v L1011 is 2.7v Check TP2 Check X21000 Signal exist? Check WTR1605L LGE Internal Use Only - 115 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 116 L1022 Non-GPS/GLONASS_OUT U_BP 100n L1021 5.6n 100n 100p L1023 L1025 SAFEA740MCL0F00 DRX_L17_INP FL1002 Schematic of GPS LNA Block LGE Internal Use Only - 116 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 117 VTUNE_PRX C2022 R2003 4.75K RBIAS ADC_IN SSBI_PRX_DRX WTR0_SSBI2 SSBI_TX_GNSS WTR0_SSBI1 RX_ON WTR0_RX_ON RF_ON WTR0_RF_ON JAM_DET Schematic of WTR1605L LGE Internal Use Only - 117 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 118 Power for WCN digital I/O circuits (1.8V) Power for WLAN 5GHz, 2.4GHz PA, VREG_L10_2P9 , BT Tx and FM Tx driver amplifier circuits LGE Internal Use Only - 118 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 119 APC0_SENSE 2mm(2A) VREG_S6_1P05 APC1_SENSE 1.5mm(1.5A) VREG_S7_1P15 Place this point near MSM C8031 C8032 C8033 C8034 C8035 C8036 C8037 LGE Internal Use Only - 119 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 120 VOUT_LVS3(100mA, 1P8) APQ_QFUSE VOUT_LVS6 VREG_LVS6_1P8 1.8V LCD VIO VOUT_LVS6(300mA, 1P8) VIN_LVS2 VREG_S1_1P225 VOUT_LVS2 VOUT_LVS2(1.2V/300mA) VIN_LVS4_5_7 Schematic of PM8921 LGE Internal Use Only - 120 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 121: Audio Troubleshooting

    Change the TPA2028D1(U12001). Is speaker Sound OK? Change the WCD9310(U11000). Is speaker Sound OK? Change The main PCB LGE Internal Use Only - 121 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 122 4. TROUBLE SHOOTING WCD9310 (U11000) Speaker Main Antenna Module LGE Internal Use Only - 122 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 123 Is receiver sound Change the WCD9310(U11000). Is receiver sound Change The main PCB Receiver Receiver PAD Receiver LGE Internal Use Only - 123 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 124 Is voice signal OK? Change the WCD9310(U11000). Is the voice signal OK Change The main PCB WCD9310 (U11000) Main MIC LGE Internal Use Only - 124 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 125 Is voice signal OK? Change the WCD9310(U11000). Is the voice signal OK? Change The main PCB Sub MIC LGE Internal Use Only - 125 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 126 Change the FSA8008(U11003) Detecting headset insert well? Change the WCD9310(U11000). Detecting headset insert well? FSA8008 (U11003) Change The main PCB LGE Internal Use Only - 126 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 127 EAR_L EAR_SENSE (FB18003) (FB18005) D18006 D18004 R21014 R21015 D18008 C11068 ZD18005 ZD18002 ZD23002 HPH_REF EJ_MIC_N R18024 E975 Rev.E LGE Internal Use Only - 127 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 128 Change the WCD9310(U5001) Change the WCD9310(U5001) Change The main PCB Change the Main PCB Upper FPCB Upper fpcb LGE Internal Use Only - 128 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 129: Af Camera Trouble Shooting

    Check the EMI Filter FL15004,FL15005,FL15006 Change the EMI Filter Change the Camera Camera is OK? Change The main board LGE Internal Use Only - 129 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 130 R15028 VREG_L11_2P8 +2V8_CAM_AVDD MIPI_CSI0_LANE1_P MIPI_CSI0_LANE1_M MIPI_CSI0_LANE3_P MIPI_CSI0_LANE0_P MIPI_CSI0_LANE3_M MIPI_CSI0_LANE0_M MIPI_CSI0_LANE2_P MIPI_CSI0_LANE2_M FL15005 FL15006 FL15006 FL15004 MIPI_CSI0_CLK_P MIPI_CSI0_CLK_M FL15004 LGE Internal Use Only - 130 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 131 4. TROUBLE SHOOTING FL15004 FL15005 FL15006 LGE Internal Use Only - 131 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 132: M Front Camera Trouble Shooting

    APQ8064 output signal check MCLK(TP1), Reset(TP2) Check VREG_L11_2P8(TP3) VREG_L12_1P2(TP4) VREG_LVS5_1P8(TP5) Change the Camera Camera is OK? Change The main board LGE Internal Use Only - 132 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 133 MIPI_CSI1_LANE0_M MIPI_CSI1_LANE0_P CN15000 R15025 CAM_MCLK1 CAM_I2C_SDA C15031 CAM_I2C_SCL CAM2_RST_N ZD15001 ZD15002 ZD15000 C15005 C15006 C15007 2.2u 2.2u 2.2u LGE Internal Use Only - 133 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 134: Camera Flash Trouble Shooting

    Is board OK? Replace or Repair Check LCD_BL_PM_EN(TP1) LED_A(TP2) Change Flash Module Flash OK? Change The main board LGE Internal Use Only - 134 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 135 D15000 LED_A C15000 C15001 C15032 100p I2C_COMMON_SCL U15000 I2C_COMMON_SDA LCD_BL_PM_EN HWEN N/A_1 LCD_PWM LED_C ILED N/A_3 N/A_2 U15000 LGE Internal Use Only - 135 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 136: Main Lcd Trouble

    Disconnect or Re-connect LCD connector LCD Doplay OK? LCD_VIO_1.8V(TP1)LCD_VCI/ VCC_3.0V(TP2)DDVDH_+5.5V(TP3) DDVDL_-5.5V(TP4) Change the LCD Module Change The main board LGE Internal Use Only - 136 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 137 MIPI_DSI0_LANE3_P L23003 +DSV_PWR 4.7u C23016 DDVDH_+5.5V C23017 VINA VOUT_P DSV_EN U23002 DW8752 VOUT_N DDVDL_-5.5V VREF SW_N C23013 C23011 LGE Internal Use Only - 137 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 138 4. TROUBLE SHOOTING LGE Internal Use Only - 138 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 139: Touch Trouble

    & VREG_L22_1P8(TP2) &I2C_SDA(TP3)_SCL(TP4) output Change the Touch module Output work well? Change the main board Function is OK? LGE Internal Use Only - 139 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 140 4. TROUBLE SHOOTING VREG_L15_3P3 VREG_L22_1P8 CN15003 TOUCH_I2C_SCL TOUCH_RESET TOUCH_I2C_SDA TOUCH_INT_N TOUCH_ID C15019 C15020 100n LGE Internal Use Only - 140 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 141: Vibrator Troubleshooting

    Check Haptic FeedBack on the setting menu Vibration OK? Check TP1,2,3 Change The Vibrator Change The main board Vibrator works LGE Internal Use Only - 141 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 142 C16005 R16006 MOTOR_VDN Motor driver IC (Main PCB) MOTOR DRIVER (Q-Coin Motor) MOTOR_VDP MOTOR_VDN Motor pad (Lower PCB) LGE Internal Use Only - 142 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 143 4. TROUBLE SHOOTING Mainboard bottom Mainboard top Lower RFPCB Lower RFPCB LGE Internal Use Only - 143 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 144: Gyro Sensor Troubleshooting

    Function is OK? Change the Gyro Sensor IC(U8002) Gyro function is OK? Change the main board Function is OK? LGE Internal Use Only - 144 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 145 U16003 C16007 0.1u REGOUT CLKOUT FSYNC RESV2 GYRO_INT CPOUT RESV1 C16008 VREG_L9_3P0 2.2n C16009 0.1u Gyro sensor Mainboard_top LGE Internal Use Only - 145 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 146: Compass Sensor Troubleshooting

    DIGITAL COMPASS VREG_LVS4_1P8 VREG_L9_3P0 C16013 0.1u VREG_L9_3P0 CAD0 CAD1 U16006 RSTN C16014 0.1u TP16000 C16015 0.1u LGE Internal Use Only - 146 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 147 Change the Gyro Sensor IC(U8002) Compass Sensor function is OK? Change the main board Gyro & compass Function is OK? LGE Internal Use Only - 147 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 148 4. TROUBLE SHOOTING Main_bottom(Compass sensor) LGE Internal Use Only - 148 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 149: Proximity Sensor On/Off Trouble

    Check Sensor_3V & I2C3_SDA & SCL & PROX_AMBIENT_INT Output Output work well? Change the Upper FPCB. Change the main board Function is OK? LGE Internal Use Only - 149 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 150 4. TROUBLE SHOOTING Proximity Ambient Sensor VREG_L9_3P0 VREG_L9_3P0 U100 I2C_SENSOR_SDA PROX_AMBIENT_INT_N I2C_SENSOR_SCL LEDK LEDA Upper RFPCB Upper RFPCB LGE Internal Use Only - 150 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 151: Light Sensor On/Off Trouble

    LCD brightness change? Check Sensor_3V(TP1) Output work well? Change the Upper FPCB. Change the main board Function is OK? LGE Internal Use Only - 151 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 152: Pressure Sensor Troubleshooting

    Function is OK? Change the Pressure Sensor IC(U8003) function is OK? Change the main board Function is OK? LGE Internal Use Only - 152 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 153 4. TROUBLE SHOOTING Pressure SENSOR VREG_L9_3P0 VREG_LVS4_1P8 C16012 C16011 0.1u 0.1u I2C_SENSOR_SDA U16005 I2C_SENSOR_SCL Mainboard top(Pressure Sensor) LGE Internal Use Only - 153 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 154: Power On Troubleshooting

    PM8821 PM8018 [PMIC] [SUB PMIC] [PMIC] KYPD_PWR_N 19.2M TCXO  19.2M 32.768k TCXO PHONE_ON_N LGE Internal Use Only - 154 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 155 SW anytime during the ON state PS_HOLD (in) Operating state Power-on sequence Power-on sequence PM8058 Power on sequence PM8921 Power on sequence LGE Internal Use Only - 155 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 156 U21001(Check APQ8064) (TP5:R23013) High? PM8821 VREG level? U24001(Check PM8821) Check? Check the Battery Connector and VPWR line Filter (CN7001,FL7001) LGE Internal Use Only - 156 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 157 4. TROUBLE SHOOTING LGE Internal Use Only - 157 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 158 Check PM8018 VREG level? Check U15001(PM8018) MDM_PON_HOLD Check the U13001(MDM9215M) (TP4:R13003) high? Check the Battery Connector and VPWR line Filter (CN7001,FL7001) LGE Internal Use Only - 158 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 159: Charging Troubleshooting

    LG-E970 uses PMIC (Power Management IC) for charging control. The PMIC (PM8921) circuit includes the LG-E977 uses PMIC (Power Management IC) for charging control. The PMIC (PM8921) circuit includes the charging pass charging pass transistor (SIA431DJ), detects the VDD and VBAT voltages, and its control driver. The PM8921 transistor (SIA431DJ), detects the VDD and VBAT voltages, and its control driver.

  • Page 160: Usb Trouble Shooting

    Using PM Internal OVP 28V(USB_IN) VBUS_USB_IN KPD_LED_DRV_N QCT's Recommend C23020 C23012 USB_DP ZD23001 USB_DN LGE Internal Use Only - 160 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 161 WCN VDD_IO_1P8 VOUT_LVS3 VDD_QFPROM_BLOW APQ_QFUSE VOUT_LVS3(100mA, 1P8) VOUT_LVS6 VREG_LVS6_1P8 1.8V LCD VIO VOUT_LVS6(300mA, 1P8) VIN_LVS2 VREG_S1_1P225 VOUT_LVS2 VOUT_LVS2(1.2V/300mA) VIN_LVS4_5_7 LGE Internal Use Only - 161 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 162 C23059 (TP3) is 3.3V? C23058(TP4) is 1.8V? Change the U23001 USB works? Change FL10001 USB works? Change main board LGE Internal Use Only - 162 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 163 4. TROUBLE SHOOTING U23001 FL10001 U6004 LGE Internal Use Only - 163 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 164: Hdmi Troubleshooting

    Change The FPCB Video outout OK? Change the F10001,U6004 Video outout OK? Change The main PCB HDMI Works LGE Internal Use Only - 164 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 165: Download

    Release 2011.11.01 Please Check the Version to “B2B” Name Part No. D/L Cable Micro 5P (56-open-910K) USB DLC RAD32167835 LGE Internal Use Only - 165 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 166 5. DOWNLOAD [LGFLASHv141] E977 MS695 E977 MS695 MS695 LGE Internal Use Only - 166 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 167 5. DOWNLOAD E977 MS695 [LGFLASHv141]LGE977_130208_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download E977 [LGFLASHv141] LGE Internal Use Only - 167 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 168 5. DOWNLOAD LGE Internal Use Only - 168 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 169 5. DOWNLOAD LGE977 LGE Internal Use Only - 169 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 170 5. DOWNLOAD LGE Internal Use Only - 170 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 171 5. DOWNLOAD LGE Internal Use Only - 171 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 172 5. DOWNLOAD RAD32167835 LGE Internal Use Only - 172 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 173 5. DOWNLOAD LGE Internal Use Only - 173 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 174 5. DOWNLOAD LGE Internal Use Only - 174 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 175 5. DOWNLOAD LGE Internal Use Only - 175 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 176 5. DOWNLOAD LGE Internal Use Only - 176 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 177 5. DOWNLOAD LGE Internal Use Only - 177 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 178 5. DOWNLOAD [LGFLASHv141]LGE977_130208_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download LGE977_130208.dll LGMS695_20120208.dll LGE977_0208 LGMS695_20120208 E977 MS695 [LGFLASHv141]LGE977_130208_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download E977 MS695 E977 MS695 LGE Internal Use Only - 178 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 179 5. DOWNLOAD LGE977 E977 LGE977 LGE977 E977 MS695 E977 MS695 LGE Internal Use Only - 179 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 180 5. DOWNLOAD LGE Internal Use Only - 180 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 181 5. DOWNLOAD LGE Internal Use Only - 181 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 182 5. DOWNLOAD LGE Internal Use Only - 182 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 183 5. DOWNLOAD E977 MS695 E977 MS695 LGE Internal Use Only - 183 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 184 5. DOWNLOAD E977 MS695 E977 MS695 LGE Internal Use Only - 184 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 185: Block Diagram

    6. BLOCK DIAGRAM 6.BLOCK DIAGRAM LG-E977 Full Block Diagram LG-E977 Full Block Diagram LGE Internal Use Only - 185 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 186 GPS / GNSS B1, B2, B5 DRX SP3T LTE B7 DRX 1. LTE B17 DRX UMTS B5 2. GPS LGE Internal Use Only - 186 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 187 6. BLOCK DIAGRAM LG-E977 BB Block diagram : Memory, Micro-SD/SIM, Motor LG-E975 BB Block diagram : Memory, Micro-SD/SIM, Motor SDC1_DATA[0:7] SDC1_DATA_[0:7] DAT[0:7] SDC1_CLK SDC1_CLK eMMC SDC1_CMD SDC1_CMD RESOUT_N APQ_RESOUT_N 32GB RST_N +VPWR Toshiba APQ8064 PM8921 NFC IC (PMIC) (Application I2C_COMMON_SDA...
  • Page 188 6. BLOCK DIAGRAM LG-E977 BB Block diagram : Camera(8M,1.3M), Flash LED Driver LG-E975 BB Block diagram : Camera(8M,1.3M), Flash LED Driver +VPWR MIPI_CSI0_CLK_M MIPI_CSI0_CLK_N MIPI_CSI0_CLK_P MIPI_CSI0_CLK_P MIPI_CSI0_LANE0_M MIPI_CSI0_LN0_N MIPI_CSI0_LANE0_P MIPI_CSI0_LN0_P MIPI_CSI0_LANE1_M PM8921 MIPI_CSI0_LN1_N MIPI_CSI0_LANE1_P MIPI_CSI0_LN1_P 8M CAMERA VREG_L17_2P8 (MAIN) VREG_L17...
  • Page 189 GPIO_57 DDVDH_+5.5V DSV_LOAD_EN GPIO_86 +DSV_PWR (DW8752) DDVDL_-5.5V switch LCD_BL_PM_EN GPIO_24 GPIO_42 LCD_RESET_N VREG_L8_3P0 +3V0_LCD_VCI +3V0_LCD_VCC VREG_LVS6_1P8 +1V8_LCD_VIO PM8921 LGE Internal Use Only - 189 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 190 MHL_D USB_DP MSM_USB_DP USB_DB USB_HS_DP MHL_DB USB_ID USB_ID USB_HS_ID USB_ID CBUS_ID VSENSE APQ8064 PM8921 VCHG AVCC50 USB_VOUT VBUS_IN LGE Internal Use Only - 190 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 191 VREG_L22_1P8 TOUCH_INT_N GPIO_6 LED_A I2C_COMMON_SDA GPIO_20 LCD Backlight I2C_COMMON_SCL LED_C GPIO_21 4.7” (LM3530) LCD_BL_PM_EN LCD_PWM (1280x768) MIPI_DSI0_LN[0:3]_P/N MIPI_DSI0_CLK_P/N LGE Internal Use Only - 191 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 192 6. BLOCK DIAGRAM E975 BB Block diagram : TOUCH SENSOR, Key Matrix LG-E977 BB Block diagram : TOUCH SENSOR, Key Matrix APQ8064 TOUCH_I2C_SCL GPIO_8 TOUCH TOUCH_I2C_SDA GPIO_9 Synaptics TOUCH_INT_N GPIO_6 PM8921 Touch VDD VREG_L22_1P8 Touch IO VREG_L15_3P3 Volume KEY_R0 GPIO_9/KYPD_DRV1...
  • Page 193 MIC_IN3_P GPIO_32 EARPOL_DETECT_35D MIC_IN3_M MIC1_IN_N GPIO_31 EAR_MIC_EN_35D APQ8064 WCN3660 GPIO_83 (BT / WiFi / FM) EAR_KEY_INT_35D GPIO_82 EAR_SENSE_N_35D LGE Internal Use Only - 193 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 194 6. BLOCK DIAGRAM LG-E977 BB Block diagram : Power Block (AP) LG-E975 BB Block diagram : Power Block (AP) VREG_L6_2P95(2.95V/600mA) Ext. u-SD Card VREG_L6 VREG_S2_1P3(1.3V/1500mA) VSW_S2 VDD_WLAN VREG_L9_3P0(2.85V/300mA) VREG_S3_1P05(1.05V/2000mA) PROXIMITY/AMBIENT VREG_L9 VSW_S3 VDD_CORE VREG_L27 VDD_PCIE COMPASS/ PRESSURE /GYRO VREG_LVS4_1P8(1.8V/100mA) VOUT_LVS4 VREG_S4_1P8(1.8V/1500mA)
  • Page 195 6. BLOCK DIAGRAM LG-E975 BB Block diagram : Power Block (CP) LG-E977 BB Block diagram : Power Block (CP) VREG_MODEM_S1_1P1 (1.05V/1500mA) VDD_CORE VSW_S1 VREG_MODEM_S2_1P3(1.3V/1500mA) VDD_A1 VSW_S2 VDD_L8_LVS1 VREG_MODEM_S3_1P8(1.8V/1500mA) VDD_P1,P3,P5,P7 VSW_S3 VDD_L9,10,11,12 VDD_DDR MDM9615M VSW_S5 VREG_MODEM_L3_1P8(OFF / 50mA) VREG_L3 VDD_PLL2 +VPWR...
  • Page 196 6. BLOCK DIAGRAM Power up & Reset Tree LG-E975 BB Block diagram : LG-E977 BB Block diagram : Power up & Reset Tree RESET LOAD SWITCH ① PHONE_ON_N KYPD_PWR_N ② APQ_RESOUT_N PM8921_PON_RESET_N PON_RESET_N RESIN_N RESOUT_N RST/ PM8921 ③ APQ_PS_HOLD PS_HOLD...

  • Page 197: Circuit Diagram

    5.8 dB ATTN. C_Clip GND3 GND4 L1092 R1013 PRX_L17_INP PDET_IN_WTR1605L 710MHz 1554901-1 1554901-1 L1093 R1014 R1015 L1094 PRX_L17_INM - 197 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 198 GNSS_INP GNSS_INP RX_ON WTR0_RX_ON GNSS_INM RF_ON GNSS_INM WTR0_RF_ON JAM_DET GND41 GND42 GND46 GND43 GND47 GND44 GND48 GND45 DNC1 - 198 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 199 HSD2- HSD1+ 0.1u SLIMBUS1_CLK HSD2+ HSD1- ON-SEMI C13005 R13009 R13010 Rev.E Change C13003 0.1u R13011 APT0_VCON C13004 Rev.10 - 199 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 200 VDD_ADSP5 VDD_USB_1P8 VDD_MDSP_SW1 VDD_USB_3P3 VDD_MDSP_SW2 VDD_DDR1 VDD_MDSP_SW3 VDD_DDR2 VDD_MDSP_SW4 VDD_DDR3 VDD_MDSP_SW5 AA20 VREG_MODEM_S3_1P8 VDD_DDR4 VDD_MDSP_SW6 VDD_MDSP_SW7 VDD_MDSP_SW8 VREG_MODEM_L12_1P05 - 200 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 201 MODEM_PMIC_SSBI PM_MDM_INT_N VOUT_LVS1 PM8018_MDM_IRQ_N VREG_MODEM_LVS1 PM8018_USR_IRQ_N PM_USR_INT_N LED_DRV_N GPIO_04/PM_SEC_INT_N/SLEEP_CLK2 REF_BYP MPP_02 C21032 0.1u E975 Rev C PM_GND_XOADC PM_GND_XOADC|GND - 201 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 202 CSFB DEFFERENT! CHECK JTAG JIG ADD TR VDDA_MIPI_DSI_0P4 L6000 2.2u PLACE INDUCTOR AND CAP CLOSE TO PIN C6010 2.2u - 202 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 203 KR CORE AP2 KR CORE AP3 VREG_S5_1P05 VREG_S6_1P05 VREG_KR_CORE2 VREG_KR_CORE3 CAD NOTE: STAR ALL THE PLL Rev.C Rev.C Rev.C Rev.C - 203 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 204 E975 Rev.C Change GND_S8 LED_DRV1_N KPD_LED_DRV_N SMPS_S8_GND LED_DRV0_N/LED_ATC KEY_LED_RED_DRV_N VIB_DRV_N REF_BYP C8070 100n GND_REF GND_REF|GND C8073 0.1u GND for XO_ADC - 204 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 205 SMPS_S2_GND GND_DRV_S2 SSBI_PM8821 SSBI GND1 PM8821_APC_SEC_IRQ_N INT_N GND2 GND3 TP23000 PON_RST_N GND4 PM8921_PON_RESET_N GND5 GND6 PS_HOLD GND_REF APQ_PS_HOLD - 205 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 206 NC73 NC114 NC24 NC115 NC25 NC117 NC26 NC118 NC27 NC120 NC28 NC121 NC29 NC122 NC30 NC123 E975 Rev.C - 206 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 207 EJ_MIC_N HPH_REF Receiver E975 Rev.C R12030 VREG_L29_2P0 EAR_MIC_BIAS C12030 EJ_MIC_N CN100 FB18000 RCV+ CN101 FB18001 RCV- C18010 C18011 - 207 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 208 R? : Stuff this pull up resistor if using the alternate I2C address (0x76) HDMI_DDC_DATA DSDA ; otherwise leave unstuffed. TMODE VREG_S4_1P8 RPWR VDDQ HDMI_HOT_PLUG_DETECT Hot-plug Detect(Output, Open-drain) C14024 - 208 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 209 GND4 R9025 470K GND2 GND5 Q9005 C9006 EXT_SW_CTL VREG_MODEM_S3_1P8 C9013 C9007 100n Micro-SD SOCKET delete(Rev.D) E975 Rev.C +3V0_USIM - 209 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 210 0.1u CRADLE_DETECT_S OUT2 VREG_L9_3P0 C16010 100n I2C_SENSOR_SDA CAD0 U16005 I2C_SENSOR_SCL CAD1 U16006 RSTN C16014 0.1u TP16000 C16015 0.1u - 210 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 211 Closed to PN544 HJ-BCT-04Y C17501 VA17001 Closed to PN544 VREG_S4_1P8 R17013 NFC_VPWR NFC_VPWR VBAT1 EXT_SW_CTL NFC_SWP I2C_COMMON_SDA I2C_COMMON_SCL C17056 C17058 - 211 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 212 KEY_C0 R18023 KEY_C1 E975 Rev.C ATC_LED_SRC DOWN CN10001 R21016 PHONE_ON_KEY_N KEY_LED_RED_DRV_N C11061 KEY_LED_GREEN_DRV_N ZD11000 D11004 C11060 D11002 D11001 - 212 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 213 MIC0_IN_P C217 C211 C223 C224 MIC0_IN_N MIC0_BIAS VBUS_USB_IN Using PM Internal OVP 28V(USB_IN) KPD_LED_DRV_N +VPWR USB_DP CBUS_ID USB_DN - 213 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 214 VREG_L9_3P0 TDMB_ANT J100 EAR_MIC_JACK PROX_AMBIENT_INT_N I2C_SENSOR_SDA HPH_AMP_OUT_L I2C_SENSOR_SCL EAR_SENSE_JACK HPH_AMP_OUT_R HPH_AMP_OUT_R TDMB_ANT EAR_MIC_JACK Rev.C HPH_AMP_OUT_L EAR_SENSE_JACK L100 100n - 214 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 215 Rev1.0) 4pi_narrow ->3.5pi_DR Vol. down KEY_R0 KB100 KEY_C0 CN100 KEY_C0 KEY_C1 KB101 KEY_C1 DOWN KEY_R0 CN101 ANT101 ANT102 - 215 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 216: Bga Pin Map

    U24000 - Memory MCP (Top View) U24000 - Memory MCP (Top View) Not Used LGE Internal Use Only - 216 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 217 U6000 – APQ8064 top (Top View) U6000 – APQ8064 top (Top View) Not Used LGE Internal Use Only - 217 - Copyright © 2013 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 218 U6000 – APQ8064 bottom (Top View) U6000 – APQ8064 bottom (Top View) Not Used LGE Internal Use Only - 218 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 219 8. BGA PIN MAP U19000 – MDM9215M (Top View) U19000 – MDM9215M (Top View) Not Used LGE Internal Use Only - 219 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 220 8. BGA PIN MAP U21000 - PM8018 (Top View) U21000 - PM8018 (Top View) Not Used LGE Internal Use Only - 220 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 221 8. BGA PIN MAP U23000 - PM8821 (Top View) U23000 - PM8821 (Top View) Not Used LGE Internal Use Only - 221 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 222 8. BGA PIN MAP U8000 - PM8921 (Top View) U8000 - PM8921 (Top View) Not Used LGE Internal Use Only - 222 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 223 8. BGA PIN MAP U11000 – WCD9310 (Top View) U11000 – WCD9310 (Top View) Not Used LGE Internal Use Only - 223 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 224 8. BGA PIN MAP U2000 - WTR1605L (Top View) U2000 - WTR1605L (Top View) Not Used LGE Internal Use Only - 224 - Copyright © 2013 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 225 8. BGA PIN MAP U17000 – BT/WiFi (Top View) U17000 – BT/WiFi (Top View) Not Used LGE Internal Use Only - 225 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 226 8. BGA PIN MAP U17002 – NFC (Top View) U17002 – NFC (Top View) Not Used LGE Internal Use Only - 226 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...

  • Page 227: Pcb Layout

    - no pressure Sensor Function U16003 : GYRO sensor - Can not use Motion Sense & Compass Function LG-E977_MAIN_EAX64923701_1.1 _TOP - 227 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 228 U1000 : GPS LNA - no GPS Function SW1002 : RF S/W GPS Rx/LTE17 DRx Rx - no service LG-E977_MAIN_EAX64923701_1.1_BOT - 228 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 229 9. PCB LAYOUT LG-E977_RF_LOWER_EAX64895001_1.0_TOP - 229 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 230 9. PCB LAYOUT CN203 SW201 SW200 C218 C210 CN202 LG-E977_RF_LOWER_EAX64895001_1.0_BOT - 230 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 231 9. PCB LAYOUT LG-E977_F_UPPER_EAX64993401_1.0_TOP - 231 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 232 9. PCB LAYOUT LG-E977_F_UPPER_EAX64993401_1.0_BOT - 232 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 233 9. PCB LAYOUT LG-E977_F_VOL_EAX64866701_1.1_TOP - 233 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 234 9. PCB LAYOUT LG-E977_F_VOL_EAX64866701_1.1_BOT - 234 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 235 9. PCB LAYOUT ANT102 ANT101 LG-E977_F_RCV_1.0_TOP - 235 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 236 9. PCB LAYOUT LG-E977_F_RCV_1.0_BOT - 236 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 237: Calibration

    -> How to connect between CMW500 and RF800A ; It has to connected as below - CMW500 [RF1COM] to RF-800A [left COM], - CMW500 [RF2COM] to RF-800A [Right COM] LGE Internal Use Only - 237 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 238 10. CALIBRATION LGE Internal Use Only - 238 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 239 10. CALIBRATION E977 MS695 [TachyonV40] LGE977 20130319 ALL File Calibration [Tachyon36]LGMS695_20120213_Calibration E977 LGE Internal Use Only - 239 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 240 10. CALIBRATION LGE Internal Use Only - 240 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 241 10. CALIBRATION LGE977 LGE Internal Use Only - 241 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 242 10. CALIBRATION LGE977 MS695 LGE977 LGE977 E977 MS695 E977 MS695 MS695 E977 MS695 E977 MS695 E977 MS695 LGE Internal Use Only - 242 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 243 10. CALIBRATION LGE977 LGE Internal Use Only - 243 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 244 10. CALIBRATION LGE Internal Use Only - 244 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 245 The phone must be fitted with the bettery RAD32167861 This is for example. You can check “C:\LGE\Tachyon\Model\E977\Setting Guide” LGE Internal Use Only - 245 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 246 (P/No : BJAY0020060) BJAY0024004 GPIB cable (IEEE-488) (P/No : BJAY0020058) RAD32167861 This is for example. You can check “C:\LGE\Tachyon\Model\E977\Setting Guide” LGE Internal Use Only - 246 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 247 10. CALIBRATION LGE Internal Use Only - 247 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 248 10. CALIBRATION LGE Internal Use Only - 248 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 249 10. CALIBRATION LGE Internal Use Only - 249 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 250 10. CALIBRATION Tachyon 36 Tachyon_36 LGE Internal Use Only - 250 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 251 10. CALIBRATION 5.0V 5.0V LGE Internal Use Only - 251 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 252 10. CALIBRATION LGE Internal Use Only - 252 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 253 10. CALIBRATION LGE Internal Use Only - 253 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 254 E977 MS695 MS695 LG-E977 MS695 LG-E977 MS695 MS695 LGE977 MS695 MS695 LGE977 MS695 LGE977 LGE977 MS695 LGE977 MS695 LGE Internal Use Only - 254 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 255 10. CALIBRATION E977 MS695 MS695 LGE Internal Use Only - 255 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 256 10. CALIBRATION E977 MS695 MS695 E977 MS695 RF900 LGE Internal Use Only - 256 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 257: Hidden Menu

    -> All Auto Test - Full menu click -> Continuous information on the menu, giving you ability test LGE Internal Use Only - 257 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 258 Ear Pone wrong, Barometer, Battery Test Key Press Test - Check Key Press, Proximity sensor Camera(Main)Test - Main Camera Test Preview and Result LGE Internal Use Only - 258 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 259 Camcorder Test Camera(VT) Test LED/Display Check Test - Check Top_LED - Touch ‘Pass’ -> Check Change the White color LGE Internal Use Only - 259 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 260 11. HIDDEN MENU Ring test Vibrator test Touch window test - Write with finger LGE Internal Use Only - 260 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 261 Motion Sensor Test - Check Magnetic, Accelerometer, Gyroscope Sensor GPS BT WIFI Test HDMI Test : Using HDMI output LGE Internal Use Only - 261 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 262 11. HIDDEN MENU NFC Test Loopback Test : Audio, Speaker Log Service LGE Internal Use Only - 262 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 263 Automatic Mode : Test Automatically Manual Mode : Test selectivity ELT Test Automatic Mode : LCD Automatic on/off test -> time setting LGE Internal Use Only - 263 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 264 - LCD Always On - Auto Answer - Upsell URL - ATS Start Property on - Update Touch Firmware LGE Internal Use Only - 264 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 265 - RAT Selection - Automatic - LTE only - LTE Band Selection WLAN Test - WLAN performance on SW LGE Internal Use Only - 265 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 266 GPS Test - GNSS Pos Test - Network Pos Test - XTRA Test - Air Test Fake Language LGE Internal Use Only - 266 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 267 11. HIDDEN MENU Connectivity Test Call Test - Auto Call Test - VC Auto Answer - Call Duration CMAS_RMT LGE Internal Use Only - 267 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 268 - Drx Disable - Prx and Drx Enable SMS Test SMS Test -> GCF Memory full SMMA Test LGE Internal Use Only - 268 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 269 HDMI Test ∆ Change Resolution - 720*480p60_16_9 - 1280*720p60_16_9 - 720*576p50_16_9 - 1920*1080p30_16_9 ∆ Play Video Charging Mode On/Off LGE Internal Use Only - 269 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 270 - Generate Contiunous Emission - Continuous Tag Reading - Get Register Value - Set Register Value - Get CPLC Value LGE Internal Use Only - 270 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 271 11. HIDDEN MENU WVDRM Keybox PlayReady Cert LGE Internal Use Only - 271 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 272: Guide To

    Base line Apply outside of the battery cover Printed label2 Base line Apply inside of the battery cover LGE Internal Use Only - 272 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 273: Guide To Read Imei By Imei Reader

    Volume up and connect to PC via USB cable (Download mode) Click ‘Refresh’ and check com port. LGE Internal Use Only - 273 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 274 12. Guide to Click ‘Connect’ and check connection. Click ‘Read’ And then you can read IMEI. LGE Internal Use Only - 274 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 275: Guide To Disassemble

    Insert the tool to the edge of the left bottom, and then disassemble from bottom to top. Insert the tool to the edge of the left bottom, and then disassemble from left to right. LGE Internal Use Only - 275 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 276 Insert the tool to the edge of the right bottom, and then disassemble from bottom to top. Unhook right and left side of top, and then left up the battery cover LGE Internal Use Only - 276 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 277 Battery connector screw disassembly 12.3.3 Battery disassembly Insert spatula and disassembly battery -Be carefully battery damage. Please use roundly spatula-. LGE Internal Use Only - 277 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 278 12. Guide to 12.3.4 Disassemble Rear Cover & Main Antena Rear cover disassembly 11 Screw disassembly Main Antena disassembly LGE Internal Use Only - 278 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 279 12. Guide to 12.3.5 Disassemble Main PCB Disassemble Main PCB Disassemble connector Disassemble Lower FPCB LGE Internal Use Only - 279 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 280 12. Guide to 12.3.6 Complete disassembling E977 LGE Internal Use Only - 280 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 281: Exploded View & Replacement Part List

    EBR02 PCB Assembly,Main ABM01 Can Assembly,Shield ABM02 Can Assembly,Shield ABM00 Can Assembly,Shield EBP00 Camera Module EBP01 Camera Module - 281 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 282: Replacement Parts

    ADV000000 Frame Assembly ADV74485901 LGLS970.ASPRBK ZZ:Without Color - CUTTING STS 303 LGE970.AATTBK ZZ:Without MDQ000005 Frame MDQ63377401 Color - LGE Internal Use Only - 282 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 283 MEV64294501 COMPLEX LGLS970.ASPRBK ZZ:Without Color - MEV000001 Insulator MEV64294601 COMPLEX LGLS970.ASPRBK ZZ:Without Color - MEV000005 Insulator MEV64300001 COMPLEX LGLS970.ASPRBL GN:Green - LGE Internal Use Only - 283 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 284 MJN68315301 COMPLEX LGLS970.ASPRBK ZZ:Without Color - MJN000002 Tape MJN68315401 COMPLEX LGLS970.ASPRBK ZZ:Without Color - COMPLEX LG-LC3200 WA:White PRINTING, PPRI MEZ000000 Label MLAZ0038303 PRINTING LGE Internal Use Only - 284 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 285 MDS64156001 COMPLEX LGLS970.ASPRBK ZZ:Without Color - MDS000002 Gasket MDS64115001 COMPLEX LGLS970.ASPRBK ZZ:Without Color - MDS000000 Gasket MDS64114901 COMPLEX LGLS970.ASPRBK ZZ:Without Color - LGE Internal Use Only - 285 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 286 MKC64579301 COMPLEX LGE975.ASHBBL BL:BLUE BLUE - MKC009400 Window,Camera MKC64379801 COMPLEX LGF180L.ALGTWH ZZ:Without Color - MBG00 Button MBG64709301 MOLD PC LGLS970.ASPRBL BK:BLACK BLACK - LGE Internal Use Only - 286 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 287 MJN68353401 COMPLEX LGF180L.ALGTWH ZZ:Without Color - MBL000000 MBL65440602 COMPLEX LGF180L.ALGTBK ZZ:Without Color - MCQ009400 Damper,Camera MCQ67212001 COMPLEX LGLS970.ASPRBK BK:Black - LGE Internal Use Only - 287 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 288 MBG64709201 MOLD PC LGLS970.ASPRBL BK:BLACK BLACK - Cover ACQ063300 ACQ86305601 LGE975.AVD2BK BK:BLACK BLACK - Assembly,Rear Cover Assembly ACQ01 ACQ86267901 LGE975.AVD2BK BK:BLACK BLACK - Rear(SVC) LGE Internal Use Only - 288 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 289 GMEY0014301 BH + 1.4mM 3.5mM MSWR NI PLT GMEY01 Screw,Machine GMEY0014301 N - KUMGANG SCREW CO., LTD ABM01 ABM73916601 LGF180L.ALGTBK ZZ:Without Color - Assembly,Shield LGE Internal Use Only - 289 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 290 4 Array PRINTING, CN1006 COMPLEX LG-VN530 VRZ DW:DARK BROWN Contact MCIZ0008201 CN1007 PRESS, BeCu, , 3.0, 1.5, 1.5, LGE Internal Use Only - 290 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 291 PRESS, YCUT-FX, 4.2, 2.5, 1.5, CN1000 Insert MET62537201 CUTTING STS SCPSD00.ASKTAV SV:Silver - CN1001 AAD000000 Addition Assembly AAD86206901 LGE977.AVIVBL ZZ:Without Color - LGE Internal Use Only - 291 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 292 MBL65402501 MOLD PC LGE975.AVD2BK BK:BLACK BLACK - MEA000000 Guide MEA63290901 COMPLEX LGE975.ASHBBL ZZ:Without Color - AGF000000 Package Assembly AGF76780001 LGE977.ABOIBL ZZ:Without Color Brazil Package LGE Internal Use Only - 292 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 293 850HZ 65.8x30.8x3.5 SPRING EM-TECH LH467WX1-SD02-CG1 WXGA 4.7INCH 1280X768 EAJ020200 LCD Module EAJ62327601 470CD COLOR 70% 16/9 Typ. 1000:1 60Hz Inverter N LED 2D - LG Display Co. Ltd. Rechargeable BL-T5-LGC PRISMATICS 3.8V 1.84AH 360mAH EAC00 Battery,Lithium EAC61898601 4.0X46X69 4.55X46.5X69.5 BLACK. EMBEDDED Polymer LGE960 CKD SKD LG Chem,LTD.
  • Page 294 TAIYO YUDEN CO.,LTD MCH155A060DK 6pF 0.5PF 50V NP0 -55TO+125C Capacitor C218 ECCH0000107 1005 R/TP - ROHM Semiconductor KOREA Ceramic,Chip CORPORATION LGE Internal Use Only - 294 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 295 IC,Ambient Light APDS-9900 - - - - - - AVAGO TECHNOLOGIES EAN051100 EUSY0431901 Sensor INTERNATIONAL SALES PTE. LIMITED LGE Internal Use Only - 295 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 296 GRM033R71E102KA01D 0.000000001F 10% 25V Capacitor C1085 EAE62282201 X7R -55TO+125C 0603 R/TP 0.3+/-0.03 MM - Ceramic,Chip C17039 MURATA MANUFACTURING CO.,LTD. C21038 LGE Internal Use Only - 296 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 297 CL02C330JO2ANNC 33pF 5% 16V C0G - Capacitor C18010 EAE62422701 55TO+125C 0402 R/TP 0.22T max. - SAMSUNG Ceramic,Chip C18011 ELECTRO-MECHANICS CO., LTD. LGE Internal Use Only - 297 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 298 F981A226MMALZT 22uF 20% 10V 11UA - Capacitor C1054 EAE62748301 55TO+125C 8OHM 1.6X0.85X0.8MM NONE SMD TA,Conformal C21039 R/TP 0.9T max. NICHICON CORPORATION LGE Internal Use Only - 298 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 299 LFD21892MDPFC065 0.55 13 3 - MURATA FL1015 EAM62430001 Separator,Spdt MANUFACTURING CO.,LTD. SAFEA2G53AB0F00 2535 1.4*1.1*0.5 SMD R/TP FL1013 Filter,Saw EAM62470501 5P MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 299 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 300 Processor,4G ISA1000A 2.4 to 3.6V 2Vrms 0W QFN R/TP 10P 1 - U16002 IC,Motor Driver EAN62532201 Imagis Co.,Ltd. LGE Internal Use Only - 300 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 301 ELCO KOREA SALES CO.,LTD. Connector KQ13L-4R 4P 2.7 ANGLE SMD R/TP - HIROSE CN11001 ENZY0020701 Terminal Block KOREA CO.,LTD LGE Internal Use Only - 301 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 302 MCR01MZP5F1003 100KOHM 1% 1/16W 1005 Resistor,Chip ERHZ0000204 R8087 R/TP - ROHM. MCR03EZP5J000 0OHM 5% 1/10W 1608 R/TP - R8141 Resistor,Chip ERHZ0000701 ROHM. LGE Internal Use Only - 302 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 303 LQP03TG18NJ02D 18NH 5% - 160mA - - 2.28OHM Inductor L1087 EAP62108501 2.8GHZ 11 SHIELD - 0.6X0.3X0.3MM R/TP Multilayer,Chip MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 303 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 304 LQP03TG1N0C02D 1NH 0.2NH - 600mA - - Inductor L1000 EAP62225901 0.15OHM 6GHZ 12 SHIELD - 0.6X0.3X0.3MM R/TP Multilayer,Chip MURATA MANUFACTURING CO.,LTD. LG HK 0603 6N8J-T 6.8NH 5% - 250mA - - Inductor C1094 EAP62227601 0.39OHM 3.9GHZ 5 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD LG HK 0603 8N2J-T 8.2NH 5% - 230mA - -...
  • Page 305 Capacitor C24002 ECCH0000198 55TO+85C 1005 R/TP . SAMSUNG ELECTRO- Ceramic,Chip C24005 MECHANICS CO., LTD. C7140 C7141 C7142 C7143 LGE Internal Use Only - 305 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 306 Ceramic,Chip MANUFACTURING CO.,LTD. C6008 Capacitor MCH032A180JK 18pF 5% 25V NP0 -55TO+125C ECCH0009504 C6009 Ceramic,Chip 0603 R/TP - ROHM. LGE Internal Use Only - 306 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 307 MECHANICS CO., LTD. C20021 C20022 C20027 C20028 C20029 C20041 C20042 C21030 C23011 C24000 C7011 C7013 C7014 C7014 C7015 C7016 C7017 LGE Internal Use Only - 307 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 308 MECHANICS CO., LTD. C7050 C7051 C7052 C7056 C7059 C7060 C7065 C7066 C7067 C7078 C7079 C7081 C7083 C7084 C7085 LGE Internal Use Only - 308 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 309 55TO+85C 1005 R/TP 0.5MM SAMSUNG Ceramic,Chip ELECTRO-MECHANICS CO., LTD. GRM0335C1E6R8BD01D 6.8 Capacitor pF,25V,B,C0G,TC,0603,R/TP,0.0000000000068,0. C1011 ECCH0042007 Ceramic,Chip 1PF,25V,C0G,-55TO+125C,0603,R/TP,0.3 mm MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 309 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 310 HK1005 1N5S-T 1.5NH 0.3NH - 300mA 0.1OHM Inductor L219 ELCH0001033 6GHZ 8 SHIELD NONE 1.0X0.5X0.5MM R/TP Multilayer,Chip TAIYO YUDEN CO.,LTD LGE Internal Use Only - 310 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 311 SAFO0000401 AX3100 ATL SV_SHIPBACK,MAIN,A,0OHM DNI R13007 R18024 R11007 R11019 R11029 PCB ASSY,MAIN R180002 SAFP0000401 LG-LU3000 LGTBK,MAIN,A, PAD SHORT R18030 R2000 R2001 LGE Internal Use Only - 311 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 312 1005GC2T10NJLF 10NH 5% - 250mA 0.42OHM Inductor L1006 ELCH0001048 2.5GHZ 8 SHIELD NONE 1.0X0.5X0.5MM R/TP Multilayer,Chip PILKOR ELECTRONICS LTD. LGE Internal Use Only - 312 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 313 LQG15HS3N3S02D 3.3NH 0.3NH - 300mA - - Inductor L1004 ELCH0003826 0.17OHM 6GHZ 8 SHIELD NONE 1.0X0.5X0.5MM Multilayer,Chip R/TP MURATA MANUFACTURING CO.,LTD. LGE Internal Use Only - 313 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 314 T/REEL AU 50OHM 400mDB HIROSE KOREA SW1003 CO.,LTD SW1005 MCR006YZPF51R0 51OHM 1% 1/20W 0603 R/TP R1007 Resistor,Chip ERHY0009311 - ROHM. LGE Internal Use Only - 314 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 315 MCR006YZPJ561 560OHM 5% 1/20W 0603 R/TP - R13009 Resistor,Chip ERHY0009530 ROHM. MCR006YZPF2002 20KOHM 1% 1/20W 0603 R/TP R9016 Resistor,Chip ERHY0009554 - ROHM. LGE Internal Use Only - 315 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 316 SFSY0029901 5P MURATA MANUFACTURING CO.,LTD. SAFEA740MCL0F00 740MHz 1.4*1.1*0.5 SMD FL1002 Filter,Saw SFSY0041501 R/TP 5P MURATA MANUFACTURING CO.,LTD. LG HK0603 82NJ-T 82NH 5% - 70mA - - 3.37OHM Inductor L1085 EAP61866701 1GHZ 4 SHIELD 0 0.6X0.3X0.3MM R/TP TAIYO Multilayer,Chip YUDEN CO.,LTD...
  • Page 317 LQM18NNR33K00D 330NH 10% - 35mA 0.85OHM L17002 Inductor EAP61747101 125MHZ 15 SHIELD NONE 1.6X0.8X0.8MM R/TP L17003 Multilayer,Chip MURATA MANUFACTURING CO.,LTD. LG HK0603 R10J-T 100NH 5% - 60mA - - 3.74OHM C1000 Inductor EAP61866601 900MHZ 4 SHIELD 0 0.6X0.3X0.3MM R/TP TAIYO L1019 Multilayer,Chip YUDEN CO.,LTD 1269AS-H-4R7M=P2 4.7UH 20% - 1A 1.3 1.0...
  • Page 318 R/TP 0.37T max. (mm) YAGEO CORPORATION RC0201FR-07665KL 665KOHM 1% 1/20W 0603 R14029 Resistor,Chip EBC62296301 R/TP 0.26T max. YAGEO CORPORATION LGE Internal Use Only - 318 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 319 1005 R/TP - MURATA MANUFACTURING Ceramic,Chip CO.,LTD. GRM188R60J106M 10000000 C15010 Capacitor ECCH0005604 pF,6.3V,M,X5R,TC,1608,R/TP,0.8 mm MURATA C2006 Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 319 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 320 GRM0335C1E390J 39pF 5% 25V X7R - C17041 Capacitor ECCH0009226 55TO+125C 0603 R/TP - MURATA C17050 Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 320 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 321 Ceramic,Chip MECHANICS CO., LTD. C20007 C20012 C20020 C20021 C20022 C20027 C20028 C20029 C20041 C20042 C21030 C21030 C23011 C24000 LGE Internal Use Only - 321 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 322 MECHANICS CO., LTD. C7043 C7044 C7045 C7046 C7047 C7048 C7049 C7050 C7051 C7052 C7056 C7059 C7060 C7065 C7066 C7067 C7067 LGE Internal Use Only - 322 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 323 GRM033R61A562KA01D 5.6nF 10% 10V X5R - C12027 Capacitor ECCH0042004 55TO+85C 0603 R/TP - MURATA C12028 Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 323 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 324 - ROHM. R14057 R14058 RK73H1FTQTBL1003F 100KOHM 1% 1/32W 0402 R9007 Resistor,Chip EBC62337901 R/TP 0402 100000 ohm 1% KOA CORPORATION. LGE Internal Use Only - 324 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 325 RM EMK042 CG100CC-FW 10pF 0.25PF 16V C0G C17048 Capacitor EAE62422401 -55TO+125C 0402 R/TP 0.22T max. TAIYO C17049 Ceramic,Chip YUDEN CO.,LTD LGE Internal Use Only - 325 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 326 55TO+85C 1005 R/TP 0.6T max. Samsung(1.0+- Capacitor C17004 EAE62685301 0.1 0.5+-0.1 0.5+-0.1) Murata (1.0+-0.05 0.5+-0.05 Ceramic,Chip 0.5+-0.05) SAMSUNG ELECTRO-MECHANICS CO., LTD. LGE Internal Use Only - 326 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 327 INTERNATIONAL AG PESD5V0S1UA 5V 6.2V min. 9.8V 47A 360mW D9008 Diode,TVS EAH61872501 SOD323 R/TP 2P 1 NXP Semiconductors LGE Internal Use Only - 327 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 328 EAN62155601 CODEC QUALCOMM INCORPORATED. SII8334 MIPI,eTMDS INPUT,1080p BGA R/TP 49P U14004 IC,Signal Bridge EAN62158401 Silicon Image International BV LGE Internal Use Only - 328 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 329 FAIRCHILD SEMICONDUCTOR HONG KONG LTD. ICVL0505101V150FR 5.6V 0% 100pF 1.0*0.5*0.55 VA11006 Varistor SEVY0003601 NONE SMD R/TP INNOCHIPS TECHNOLOGY LGE Internal Use Only - 329 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 330 SAD33706201 SOUTH AMERICA QCT LGE977.AVIVBL IFS0002D USB USB 1.2M 5 BLACK UL N EAD010000 Cable,Assembly EAD62291001 INTERFACESAMIL CO.,LTD LGE Internal Use Only - 330 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 331: Accessory

    Manual Assembly AFN053800 AFN75992401 LGE977.AVIVBL ZZ:Without Color CKD Operation Card,Quick MBM062600 MBM63936901 PRINTING LGE977.AVIVBL ZZ:Without Color - Reference LGE Internal Use Only - 331 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

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