Page 1 Internal Use Only Service Manual LG-P715 Date: March, 2013 / Issue 1.0...
Page 2: Table Of Contents
4.21 Motion Sensor on/off Trouble Shooting .........131 4.22 Compass Sensor on/off Trouble Shooting ......133 4.23 Proximity Sensor on/off Trouble Shooting ......135 LGE Internal Use Only - 2 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 3: Introduction
In accordance with these agencies, you may be required to provide information such as the following to the end user. LGE Internal Use Only - 3 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
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...
Page 5: Performance
Part Name Comment Digital Baseband MSM8225A : Qualcomm Analog Baseband PM8029 : Qualcomm RF Chip RTR6285A : Qualcomm LGE Internal Use Only - 5 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 6: Hw Features
Front Key : 4 Volume up/down Side Key Main : Internal Fixed Type System connector 5 Pin u-USB LGE Internal Use Only - 6 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 7 Measure RSSI after 10 seconds if you change power. Measure RSSI after 10 seconds if you change power. LGE Internal Use Only - 7 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 8 (DRX = 128) Low Pwr mode) 500 hours over 500 min over (Paging Period = 9) (TX Level = Max) LGE Internal Use Only - 8 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 10: Sw Features
User Memory MP3 (Music Contents) Java Contents Wallpaper Ringtone external memory support SDA2.0 (microSD) specification, up to 32GB LGE Internal Use Only - 10 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 11 1280x768 JPEG JPEG Decoding Min, Max Supported by Gallery Panorama Shot Album&Slide show Slide show Supported by Gallery LGE Internal Use Only - 11 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 12 Full Screen mode Custom DTV Zoom File Viewer doc, xls, ppt, gif, jpg Other Features Macromedia Flash Not Available Lite LGE Internal Use Only - 12 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 13 Multi Language depending on build language. Display PLMN/Service Indicator Battery power Dimming Clock 15s, 30s, 1min, 2min, 10min, LGE Internal Use Only - 13 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 14 30min Dual Clock widget Last Dialed Number Last Received Number Last Missed Number Normal Features Scratch Pad Memory LGE Internal Use Only - 14 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 15 Read Cell Broadcast Cell Broadcast Categories Supports filtering with Cell Broadcast language IDs (German,Italian,French,Spanish, Cell Broadcast Message Dutch,Swedish,Danish,Portuguese,Finnish,Norwegg Language ,Greek,Turkish,Hungarian,Polish,Czech) LGE Internal Use Only - 15 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 16 Last Call Timer Call Cost Last Call Charge Units Total Call Timer Total Charge Units Visible, Audible Call Time/Cost Indication LGE Internal Use Only - 16 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 17 All incoming Calls when roaming Conference Call up to 5 calls Plug In Type SIM Lock SIM Toolkit Prepaid SIM Operation LGE Internal Use Only - 17 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 18 Picture Attachable Max 300kbyte Moving Picture Attachable Video MMS Max 300kbyte Multimedia Voice Attachable Messaging Help Menu Others LGE Internal Use Only - 18 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 19 Karaoke Sound Contents Stutter Sound Flip tone can be enable or disable button Button tone press sound. Others LGE Internal Use Only - 19 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 20 Multimedia Contents PC suite support file transfer Sync between phone and PC.(not sync) Scheduler Sync Sync ML LGE Internal Use Only - 20 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 21 15s, 30s, 1min, 2min, 10min, 30min Dimming Clock External power 15s, 30s, 1min, 2min, 10min, 30min Power-off Alarm On Alarm Event Display LGE Internal Use Only - 21 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 22: Hw Spec
: -98dBm/-96dBm (2.439%) AM Suppression GSM : -31dBm -98dBm/-96dBm (2.439%) DCS : -29dBm Timing Advance ± 0.5T LGE Internal Use Only - 22 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 23 < 17.5 %, when Pout ≥ -20 dBm Peak Code Domain Error < -15 dB at Pout ≥ -20 dBm LGE Internal Use Only - 23 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 24 +1.5/4 -0.5/+0.5 -0.5/+0.5 -0.5/+0.5 Inner Loop Power Control -0.5/-1.5 -1/-3 -1.5/-4 In Uplink group(10equal command group) +8/+12 +16/+24 LGE Internal Use Only - 24 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 25 > 33 dB @ ±5 MHz > 43 dB @ ±10 MHz Error Vector Magnitude < 17.5 %, when Pout ≥ -20 dBm LGE Internal Use Only - 25 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 26 ≥ -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 - 26 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 27 Rx Max input Sensitivity ≥ -20dBm(6,9,12,18,24,36,48,54Mbps) @ PER ≤ 10% Rx Adjacent Channel PER ≤ 10%, Rejection -1dB LGE Internal Use Only - 27 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 28 1 satellite ≥-142dBm, 7 satellites ≥ -147dBm at coarse time aiding Minimum Sensitivity 1 satellite ≥-142dBm, 7 satellites ≥ -147dBm at coarse time aiding LGE Internal Use Only - 28 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 29: 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 - 29 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 30 Option Key -> System settings -> More… -> Mobile networks -> Check ‘Data roaming’ option ex) 1. Europe<->Europe Request for 2. Europe<->Continents(North America, Asia etc) development LGE Internal Use Only - 30 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 31 The downloaded application isn’t compatible? Some apps are incompatible with certain Android OS versions. - Inquire developers about incompatibility. LGE Internal Use Only - 31 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 32 2) Select Exchange - MS Exchange or IMAP/POP3 - Others 3) Enter email address and PW ( Enter UserID if it does not match the address. ) LGE Internal Use Only - 32 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 33 3) See if the email account has POP/IMAP Enabled. - Access the email account on the web, go to the setting menu and Enable/Disable IMAP/POP features. LGE Internal Use Only - 33 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 34 Do the following in this case to Force Stop such apps. Menu > System settings > App >Select the app > Force Stop LGE Internal Use Only - 34 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 35 3) Check out the signal strength of the available Wi-Fi (Wi-Fi connection fails in case its signal is weak or any security lock’s applied. ) LGE Internal Use Only - 35 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 36 In order to install LG companion, you need to download. Please press the button below. confirm 다운로드 Download LGE Internal Use Only - 36 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 37 1) Connect the phone with PC, and select [PC Software] in the USB Connection Mode (auto-run) pop-up window. 2) On Windows 7, select LGAutoRun.exe. Windows XP runs auto installation. LGE Internal Use Only - 37 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 38 Tick the following option to connect to data network. Option Key -> System settings -> Dual SIM -> Check ‘Data Enabled’ option. LGE Internal Use Only - 38 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 39 4) Click ‘Next’ 5) Search and select the model and press ‘Connect. ’ 6) Accept connection on the phone LGE Internal Use Only - 39 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 40 Do the Factory Reset as follows. Menu > system settings > Backup & reset > Factory data reset > Erase everything LGE Internal Use Only - 40 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 41 Change the Bell Sound as follows. Menu > System settings > Sound > Phone ringtone >Select one from the list > OK LGE Internal Use Only - 41 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 42 Menu>Setting>Bluetooth on>Search devices>Select a device>Pairing>Connection LG-P715 Request for Bluetooth development How do you use HDMI? HDMI error occurs. LGE Internal Use Only - 42 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 43 - Files may not be supported by the device. 4. Uploading does not work. - The DMS to be uploaded may not support uploading. LGE Internal Use Only - 43 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 44 3) Turn off Gmail, Calender,Contacts and other auto sync features. How is the distribution schedule of OS or SW new version known? Refer to the home page. LGE Internal Use Only - 44 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 45 1) Go to www.lg.com 2) Mobile > Select ‘Driver & Downloads’ 3) Select your phone 4) Install USB driver and LG MOBILE SUPPORT TOOL on your PC 5) Connect the phone to USB and install updates following the program. 2. OTA-based wireless installation 1) Menu >Setting >Phone info >SW updates...
Page 46 What kinds of phone accessories are there? 1. Travel adaptor 2. Battery 3. Stereo headset 4. Data cable 5. User Guide LGE Internal Use Only - 46 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 47 3. In Safe Mode, no Download App is present. Only preload apps are displayed. Model-specific Safe Mode entry procedures need describing together with screen Request for development captures. LGE Internal Use Only - 47 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 48 1) The phone’s default avaiable memory capacity is marked in the image attached. Request for development 2) Actual size available to customers need be marked. LGE Internal Use Only - 48 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 49: Trouble Shooting
4.1 RF Component FL1005 FL1012 U1006 FL1006 U1005 U1004 FL1011 FL1008 FL1003 U1001 U1002 FL1002 FL1007 U1003 FL1001 FL1010 FL1004 LGE Internal Use Only - 49 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 50 WCDMA Band8 Rx SAW Filter FL1002 GSM High Band Rx SAW Filter FL1012 WCDMA Band2 Rx SAW Filter FL1003 WCDMA Band8 Duplexer LGE Internal Use Only - 50 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 51: Signal Path
WCDMA Band2 Tx Path WCDMA Band8 Tx Path GSM Low Band Tx Path GSM High Band Tx Path LGE Internal Use Only - 51 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 52 WCDMA Band2 Rx Path WCDMA Band8 Rx Path GSM Low Band Rx Path GSM High Band Rx Path LGE Internal Use Only - 52 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 53: Checking Tcxo Block
GPS DFF was removed. R2007 : Change 1Kohm --> 100ohm(refer to QCT reference schematic) Schematic of the Crystal Part (19.2MHz) LGE Internal Use Only - 53 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 54 2.4V ≥ Voltage ≥ 0.4V Check MSM8225 Check TP3 Check soldering and 19.2 MHz Signal components TCXO is OK LGE Internal Use Only - 54 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 55: Checking Gsm Tx Module(Gsm Pam + Fem) Block
0603 PGND6 PGND12 PGND11 C1032 C1033 0603 PGND10 TP1(VBATT) ANT_SEL3 ANT_SEL2 ANT_SEL1 ANT_SEL0 Schematic of the TX Module LGE Internal Use Only - 55 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 56 Check ANT_SEL 0, 1, 2, 3High Level 1.2V < Voltage < 3V Check the TP1(VBATT) Check the Logic each mode1.2V LGE Internal Use Only - 56 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 57: Checking Wcdma Block
3. Check RF Tx Level 4. Check PAM Block Refer to 4.5.4 5. Check RF Level 6. Re-download & Cal LGE Internal Use Only - 57 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 58 Refer to 4.3 4.5.2. Checking FEM Block Refer to 4.4 4.5.3. Checking RF TX Level Test Point (TX Level) LGE Internal Use Only - 58 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 59 VCC2 VCC1 RFOUT RFIN WCDMA_1900_TX_OUT 49.9 5 3 2 R1011 VMODE PA_R0 PA_ON2 L1049 L1052 C1103 C1102 100p LGE Internal Use Only - 59 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 60 RTR6285 Maximum output Power = 7 dBm RTR6285 minimum output Power = -80 dBm PAM(ACPM-5281) = Maximum input Power = 10 dBm LGE Internal Use Only - 60 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 61 When PAM is under the operation of high power mode (PA_R0(C1068) : Low), PAM OUT power must be over 21 dBm PAM IN power must be under 10 dBm LGE Internal Use Only - 61 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 62 VCC2 VCC1 WCDMA_1900_TX_OUT RFOUT RFIN 49.9 5 3 2 R1011 PA_R0 VMODE PA_ON2 L1049 L1052 C1103 C1102 100p 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 MSM8225 RA_R0 ≥ 2.6V Check TP1 Check RTR6285A Over 10 dBm? Change the board LGE Internal Use Only - 63 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 64 4. TROUBLE SHOOTING 4.5.5 Checking RF Rx Level Bias Test Point (RF Rx Level) LGE Internal Use Only - 64 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 65 W1900 TX(1850 -1910 MHz) FL1008 L1041 L1042 WCDMA_1900_RTX 100p 100p L1043 L1044 C1092 GND1 GND6 GND2 GND5 GND3 GND4 1880,1960MHz LGE Internal Use Only - 65 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 66 C1119 C1118 L1059 6.8n G2 O2 1960MHz RX_WCDMA_1900_P RX_WCDMA_2100_MIX_INM FL1006 G1 O1 C1075 G2 O2 C1081 RX_WCDMA_2100_MIX_INP 2140MHz LGE Internal Use Only - 66 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 67 Check TP4 Signal exist ? Check LNA Check TP5 Signal exist ? Check RTR6285 and Rx SAW filter Change the board LGE Internal Use Only - 67 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 68: Checking Gsm Block
1. Check TCXO Block 2. Check ANT. SW Module 3. Check RF TRX Level 4. Re-download SW & Cal LGE Internal Use Only - 68 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 69 4.6.1 Checking TCXO Block Refer to 4.3 4.6.2 Checking FEM Block Refer to 4.4 4.6.3 Checking RF TX level LGE Internal Use Only - 69 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 70 +VPWR 0603 PGND6 PGND12 PGND11 C1032 C1033 0603 PGND10 ANT_SEL3 ANT_SEL2 ANT_SEL1 ANT_SEL0 Schematic of GSM/DCS/PCS Tx Block LGE Internal Use Only - 70 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 71 If DCS/PCS(TP3) under 6 dBm ? No Problem Check RTR & PAD Check soldering and components Still exist Problem Change the board LGE Internal Use Only - 71 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 73 GND1 GND3 L1019 GND2 GND4 PCS_RX_M C1057 L1021 PCS(1930-1990 MHz) 8.2n 4.3n PCS_RX_P Schematic of GSM/DCS/PCS Rx Block LGE Internal Use Only - 73 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 74 Check RF Switch (M/S) Check TP2 Signal exist ? Check FEM Block Refer to 4.4 Change the board LGE Internal Use Only - 74 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 75: Gps/Wifi/Bt Rf Component
RF Component(GPS) Reference Description ANTENNA PAD CN1001 connected to Carrier type antenna FL1006 GPS SAW FILTER U1007 GPS LNA LGE Internal Use Only - 75 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 76 RF Component(WIFI) Reference Description ANTENNA PAD CN9001 connected to Carrier type antenna U9001 BT module U9003 WiFi module FL9003 LGE Internal Use Only - 76 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 77: Gps/Wifi/Bt Signal Path
4. TROUBLE SHOOTING 4.8 GPS/WIFI/BT SIGNAL PATH GPS Signal PATH (main board bottom) GPS Rx PATH LGE Internal Use Only - 77 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 78 4. TROUBLE SHOOTING WLAN RX BT TRX WiFi / BT Signal PATH WiFi / BT Tx and Rx PATH LGE Internal Use Only - 78 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 79: Gps/Wifi/Bt Trouble Shooting
C1104 C1105 0.1u for contacting to GND L1056 R1017 GPS_MODE GPS_IN FIL_OUT 3.3n U1007 C1107 C1108 C1110 6.8p LGE Internal Use Only - 79 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 80 Check power LRC filter soldering About 2.7V? Check TP2 Check SW and NV item About 2.6V? Change the board LGE Internal Use Only - 80 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 81 4.9.2 WLAN/BT/FM Block START 1. Check the Power 2. Check the Clock 3. Check the Module Component Change LGE Internal Use Only - 81 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 82 VDD_BT_1P3_4 BT_UART_CTS BT_UART_RTS R9006 C9016 C9017 C9018 C9019 C9020 C9011 C9021 C9012 C9013 C9014 C9015 0.1u 4.7u 4.7u LGE Internal Use Only - 82 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 83 100p GND_A19 GND_A20 +3V_WLAN_WCN C9052 C9053 C9054 0.1u 100p 2.2u colse to pin78 [Figure] Schematic of WiFi/BT module LGE Internal Use Only - 83 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 84 Power for host interface (1.8V) START TP1,2,3 is OK? Check the power block SDIO ok? Module Check UART ok? Board Change LGE Internal Use Only - 84 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 85: Power On Trouble Shooting
VREG_MSMA2_1.2V(TP9) power up? Is clock ok? C2027(TP2) : 19.2MHz Change the Main board X4001(TP10) : 32.768KHz Re-download sw LGE Internal Use Only - 85 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 87 TP10 : X4001 sleep X-tal 32.768KHz < P715 Main board TOP > TP10 < P715Main board BOT > < P715 F-LOWER > LGE Internal Use Only - 87 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 88: Charger Troubleshooting
- Check the charging current Path(No.3~4) - Charging current path - Check the battery Terminal and battery (No.5) - Battery LGE Internal Use Only - 88 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 89 Check PMIC(U4007) SMT statusby X-ray Is it charging properly Change the Main Board and Retest [ Charger Troubleshooting Flow ] LGE Internal Use Only - 89 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 91: Usb Trouble Shooting
- Check PMIC(No3) - USB Communication path - Check TVS Diode(No4) - Check common mode filter(No5) - Check MSM8225(No.6) LGE Internal Use Only - 91 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 92 4. TROUBLE SHOOTING USB Initial sequence of LG-P715 is : USB connected to LG-P715 -> +5.0V_USB go to 5V -> MSM8225 -> USB work Start Connect new data cable to the P715. Change USB data cable Is it working? +5.0V_USB is 1.
Page 94: Audio Trouble
Re-solder or Change the RCV module The Sing wave appear at CN6001(TP1) Change the U2001 or Change the Main PCB LGE Internal Use Only - 94 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 95 4. TROUBLE SHOOTING Receiver TP1(CN6001) CN6001 RCV_P RCV_N ZD6008ZD6009 LGE Internal Use Only - 95 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 96 The Sing wave appear at Change the M6001 (Audio subsystem) C6011, C6012(TP2) Change the U2001 or Change the Main PCB LGE Internal Use Only - 96 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 97 4. TROUBLE SHOOTING J6001 TP1(FB6001,FB6002) M6001 TP2(C6011,C6012) LGE Internal Use Only - 97 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 98 R6020 SPK_R EAR_R FB6002 FM_ANT 1800 C6035 4.7n C6005 L6001 100n C6009 C6010 C6008 ZD6002ZD6003ZD6004 4.7n 4.7n C6038 LGE Internal Use Only - 98 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 99 The Sing wave appear at Change the SPK module FB6003, FB6004(TP2) Change the U2001 or Change the Main PCB LGE Internal Use Only - 99 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 100 IN2- C6018 AUDIO_I2C_SDA AUDIO_I2C_SCL C6020 C6021 C6022 2.2u 2.2u 2.2u VREG_MSME_1.8V Close to Audio sub system TP2(FB6003,FB6004) TP1(C6013,C6018) LGE Internal Use Only - 100 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 101 4. TROUBLE SHOOTING SPEAKER CN100 CN100 R106 SPK_P R107 SPK_N ZD102 ZD103 CN100 LGE Internal Use Only - 101 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 102 Change the MIC FB100(TP2)? Change the U2001 Some sound signal appears at (MSM8225 or Change the Main PCB) C2013,C2014(TP3)? LGE Internal Use Only - 102 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 103 C4043 PM_TRK_LO 3.3n TRK_LO_ADJ TRK_LO TP1(C4050) HSED_BIAS1 HSED_BIAS2 MIC_BIAS1_1.8V EXT_IN_LP C4050 EXT_IN_RM HPA_IN_LP HPA_IN_RM CHANGE 1111 HPA_GNDREF SPKR_IN_M LGE Internal Use Only - 103 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 104 4. TROUBLE SHOOTING MAIN MIC TP2(FB100) MIC1 FB100 1800 MIC_1P R105 MIC_1N MIC_BIAS1_1.8V ZD100 ZD101 C100 TP3(C2013,C2014) LGE Internal Use Only - 104 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 106 Some sound signal appears at (If it’s OK, Change the FPCB) C209(TP3)? Change the U200(MSM7227A-1-AA) or Change the Main PCB. LGE Internal Use Only - 106 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 107 C2004 C2005 0.1u TP2(FB6005) FB6005 MIC6001 1800 MIC_2P MIC_2N MIC_BIAS2_1.8V TP3(C2011,C2012) C6023 ZD6010 ZD6006 ZD6007 TP2(FB6005) TP3(C2011,C2012) TP1(C2002,C2003) LGE Internal Use Only - 107 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 108 Change the Main PCB Change the U200 Some sound signal appears at(TP3)? (MSM7225A or Change the Main PCB) LGE Internal Use Only - 108 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 109 R6003 VREG_MSME_1.8V CON_EAR_MIC_3.5PI J_MIC 1.2K EAR_MIC_3.5PI C6016 C6017 TP2(C6014) 2.2u 470p TP1(C6016) Value cahnge (because of VN271 Issue) LGE Internal Use Only - 109 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 110 4. TROUBLE SHOOTING TP4(C2016) TP3(C6038) TP1(C6016) TP2(C6014) LGE Internal Use Only - 110 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 111 R6020 SPK_R EAR_R FB6002 FM_ANT 1800 C6035 4.7n C6005 L6001 100n C6009 C6010 C6008 ZD6002ZD6003ZD6004 4.7n 4.7n C6038 LGE Internal Use Only - 111 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 112: Sim Detect Trouble
Is there any soldering problem Resoldering On open pin with pin of SIM socket Change the Main PCB LGE Internal Use Only - 112 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 113 C6_1 VCC2 GND1 C1_1 GND2 VCC1 C5_1 C7001 C7002 C7003 C7004 C7005 C7006 0.1u 0.1u Soldering check point LGE Internal Use Only - 113 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 114: Camera Trouble
Check the Common ESD filter (FL5001,FL5003) Change the camera Change the Filter(FL5001,FL5003) Camera is OK? Change the Main board LGE Internal Use Only - 114 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 115 CAM_MCLK FL5003 FL5003 MIPI_CSI_DN0 MIPI_CSI_DP0 MIPI_CSI_DN1 MIPI_CSI_DP1 VREG_CAM_IOVDD_1.8V 2.2K CAM_RESET_N CAM_I2C_SDA CAM_VCM_PWDN CAM_I2C_SCL VREG_CAM_IOVDD_1.8V D5004 D5005 D5001 D5002 LGE Internal Use Only - 115 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 116 1. CAM MIPI Signal ESD Filter 2. CAM MIPI Signal ESD Filter MIPI_CSI_CLKN MIPI_CSI_DN0 MIPI_CSI_DP0 MIPI_CSI_CLKP MIPI_CSI_DN1 MIPI_CSI_DP1 (FL5001) (FL5003) LGE Internal Use Only - 116 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 117 Check the Common ESD filter (FL5005) Change the VGA camera Change the Filter(FL5005) Camera is OK? Change the Main board LGE Internal Use Only - 117 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 118 VREG_CAM_AVDD_2.8V FB5006 TP4 TP3 VREG_CAM_IOVDD_1.8V CAM_MCLK CAM_I2C_SDA CAM_I2C_SCL VT_PWDN VT_RESET_N ZD5006 ZD5007 ZD5004 ZD5005 C5014 C5015 100n 100n LGE Internal Use Only - 118 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 119 (D5001) CAM_I2C_SDA (ZD5004) CAM_I2C_SCL (ZD5005) CAM_MCLK (R1) 1. VT MIPI Signal ESD Filter VT_CSI_DN0 VT_CSI_DP0 VT_CSI_CLKN VT_CSI_CLKP (FL5005) LGE Internal Use Only - 119 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 120: Main Lcd Trouble
LCD_VSYNC_O(TP5) is 60Hz? MIPI Signal ESD Filter (FL5002,FL5004) Change the LCD module Change the Main BD The LCD works LGE Internal Use Only - 120 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 121 X5R, 10%, 50V LCD_BL_I2C_SCL U5001 LCD_BL_I2C_SDA LCD_BL_EN HWEN N/A_1 LCD_PWM LED_C ILED N/A_3 N/A_2 D5008 D5009 LCD BACKLIGHT LED Boost LGE Internal Use Only - 121 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 122 2. CAM MIPI Signal ESD Filter 1. CAM MIPI Signal ESD Filter LCD_MIPI_D0_N LCD_MIPI_D0_P LCD_MIPI_CLK_N LCD_MIPI_D1_N LCD_MIPI_CLK_P LCD_MIPI_D1_P (FL5004) (FL5002) LED_A(C5010) LGE Internal Use Only - 122 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 123: Touch Key Trouble
(TP1) is OK? Reball or change U4007,C4051 Touch key sensing OK? Change the Main BD The touch key works LGE Internal Use Only - 123 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 124 LED_ATC HPA_OUT_R VIB_DRV_N VIB_DRV_N SPKR_BYP_M GND_DRV SPKR_BYP_P SPKR_OUT_M SPKR_OUT_P Test Points from Layouts Touch Connector VREG_TOUCH_3.0V (C4051) U4007 LGE Internal Use Only - 124 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 125: Touch Sensor Trouble
Check VREG_TOUCH_3.0V (TP1) is OK? Reball or change U4007,C4051 Touch sensing OK? Change the Main BD The touch works LGE Internal Use Only - 125 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 126 LED_ATC HPA_OUT_R VIB_DRV_N VIB_DRV_N SPKR_BYP_M GND_DRV SPKR_BYP_P SPKR_OUT_M SPKR_OUT_P Test Points from Layouts Touch Connector VREG_TOUCH_3.0V (C4051) U4007 LGE Internal Use Only - 126 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 127: Side Key Trouble Shooting
Change SIDE FPCB of FPCB? Change the Main Board And Retest Quick Connector memo Down 4.19.2 Power Key FPCB LGE Internal Use Only - 127 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 128 Change the Main Board And Retest Power Connector 4.20 DC Motor Trouble Shooting LGE Internal Use Only - 128 - Copyright © 2013 LG Electronics. Inc. All right reserved. Vibrator is worked as below Only for training and service purposes...
Page 129: Dc Motor Trouble Shooting
Change the PMIC between TP1 & TP2 Change the motor, Change the Main board working well? Measurement VBAT VIB_DRV_N LGE Internal Use Only - 129 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 130 4. TROUBLE SHOOTING motor +VPWR VIB_L_P VIB_L_N C6034 VIB_DRV_N LGE Internal Use Only - 130 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 131: Motion Sensor On/Off Trouble Shooting
Change the motion sensor U7002 Check Motion_INT output Change the Main Board Work well? Measurement VREG_MSME_1.8V MOTION_INT SENSOR_I2C_SDA / SCL LGE Internal Use Only - 131 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 132 4. TROUBLE SHOOTING VREG_MSME_1.8V SENSOR_I2C_SDA SENSOR_I2C_SCL MOTION_INT1 INT1 U7002 VDDIO INT2 GND3 COMPASS_DRDY DRDY C7008 C7009 0.1u 0.1u LGE Internal Use Only - 132 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 133: Compass Sensor On/Off Trouble Shooting
Change the motion sensor (U7002) Check COMPASS_DRDY output Change the Main Board Work well? Measurement VREG_MSME_1.8V SENSOR_I2C_SCL / SDA COMPASS_DRDY LGE Internal Use Only - 133 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 134 4. TROUBLE SHOOTING VREG_MSME_1.8V SENSOR_I2C_SDA SENSOR_I2C_SCL MOTION_INT1 INT1 U7002 VDDIO INT2 GND3 COMPASS_DRDY DRDY C7008 C7009 0.1u 0.1u LGE Internal Use Only - 134 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 135: Proximity Sensor On/Off Trouble Shooting
Change the Proximity Sensor(U7001) Output & Prox_out Change the Main Board Work well? Measurement VREG_MSME_1.8V VREG_P3_2.85V PROX_OUT PROX_I2C_SCL / SDA LGE Internal Use Only - 135 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 136 Proximity Sensor VREG_MSME_1.8V R7020 4.7K U7001 R7021 4.7K VREG_P3_2.85V PROX_I2C_SDA PROX_OUT PROX_I2C_SCL ZD7005 ZD7006 LEDK LEDA ZD7007 C7010 C7012 LGE Internal Use Only - 136 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 137: 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 - 137 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 139 5. DOWNLOAD P715 MS695 [LGFLASHv141]LGP715_20130131_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download P715 [LGFLASHv141] LGE Internal Use Only - 139 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 150 5. DOWNLOAD [LGFLASHv141]LGP715_20130131_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download LGP715_20130131.dll LGMS695_20120208.dll LGP715_130131 LGMS695_20120208 P715 MS695 [LGFLASHv141]LGP715_20130131_Download [LGFlashTool1.3.77.21]LGMS695_20120208_Download P715 MS695 P715 MS695 LGE Internal Use Only - 150 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 157: Block Diagram
USBPHY Backlight_Key Key LED KPD_DRV_N CHG_I2C JTAG CBLPWR_L PON_RESET_N JTAG_PS_HOLD nJTAG_RESOUT JTAG CONN. S/W Charger (MAX8971E) JTAG(TCK,TDI,TDO…) UART3_TX/RX LGE Internal Use Only - 157 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 158 EBI1_CS1_N DDR 6Gb nSDRAM_RAS/ EBI1_RAS_N nSDRAM_CAS/ EBI1_CAS_N nSDRAM_WE/ EBI1_WE_N SDRAM_DQM[3:0] EBI1_DM_[3:0] EBI1_DQS_[3:0] SDRAM_DQS[3:0] SDRAM_BA[1:0] EBI1_BA_[1:0] SDRAM_CLK/ EBI1_DCLKB SD5DH26A-4G-974L LGE Internal Use Only - 158 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 159 TOUCH IC VREG_L1 19.2Mhz TRK_LO_ADJ VREG_MSME_1.8V VREG_LCD_2.8V VREG_L10 LED_A LCD DC/DC VREG_CAM_AVDD_2.8V 8M CAM VREG_CAM_DVDD_1.2V VREG_CAM_IOVDD_1.8V (SoC) VREG_CAM_AF_2.8V LGE Internal Use Only - 159 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 160 LINE_ON LINE_ON IN2- TPA2058D3 HPH_L HPH_L IN1+ SPK_RCV_P HPH_R HPH_R IN1- OUT+ SPK_RCV_N AUDIO_I2C_SCL OUT- GPIO119 AUDIO_I2C_SDA GPIO120 LGE Internal Use Only - 160 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 161 VT Camera MSM8225 CAM_MCLK (SoC) CAM_PWDN MIPI_LANE LED_C LED_A LCD_BL_EN TOUCH_I2C_INT LCD DC/DC LCD_BL_I2C_SCL TOUCH TOUCH_I2C_SCL PANNEL LCD_BL_I2C_SDA TOUCH_I2C_SDA LGE Internal Use Only - 161 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 162 GPIO_43 BT_RST_N SYS_RST_N GPIO_6 BT_PCM_OUT GPIO_68 BT_PCM_OUT BT_PCM_IN GPIO_69 BT_PCM_IN SLEEP_CLK 32.7678KHz BT_PCM_SYNC GPIO_70 BT_PCM_SYNC BT_PCM_CLK BT_PCM_CLK GPIO_71 LGE Internal Use Only - 162 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 163 SENSOR_I2C_SCL GPIO_13 PROX_OUT GPIO_17 Proximity PROX_I2C_SDA GPIO_30 PROX_I2C_SCL GPIO_16 TOUCH_ID GPIO_121 TOUCH_INT GPIO_39 Touch TOUCH_I2C_SDA GPIO_10 TOUCH_I2C_SCL GPIO_9 LGE Internal Use Only - 163 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 164: Circuit Diagram
C1116 L1058 RX_WCDMA_1900_M 9.1n FL1012 C1119 G1 O1 C1118 L1059 G2 O2 6.8n C1120 ANT_SEL2 1960MHz ANT_SEL0 RX_WCDMA_1900_P - 164 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 165 GPIO_83 FM_RDS_INT (Dual SIM) GPIO_84 MSM_USIM2_CLK EBI2_A_D_15 GPIO_85 VIBE_EN TP2005 MSM Thermister_DNI 4.02K R2015 VREG_MSMA1_2.6V MSM_THERM C2032 0.1u - 165 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 166 D_DQ27 D_VSSQ3 SDRAM_DATA[25] D_DQ25 D_VDD2 D_DM3 D_VSSQ6 SDRAM_DQM3 SDRAM_DATA[22] D_DQ22 NC11 SDRAM_DATA[21] D_DQ21 NC27 C3078 C3079 2.2u 0.1u - 166 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 167 CHANGE 1009 CHANGE 1009 BAT4001 USB test point(should be deleted Rev10) VCOIN USB_ID R4024 VREG_MSME_1.8V 150K Change 0819 - 167 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 168 VT_PWDN FLASH_I2C_SDA D5008 D5009 VT_RESET_N FLASH_I2C_SCL CHANGE 1215 ZD5006 ZD5007 ZD5004 ZD5005 D5006 D5007 C5014 C5015 100n 100n - 168 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 169 TP6005 VIB_L_N 5V_VCHG C6031 KPD_PWR_N R6015 SPK_P C6029 SPK_N +VPWR C6003 DNI KEY_LED C6036 C6037 R6016 100p 100p - 169 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 170 INT1 U7002 VDDIO INT2 GND3 ZD7006 ZD7005 COMPASS_DRDY DRDY ZD7007 C7008 LEDK LEDA C7009 0.1u C7010 C7012 0.1u - 170 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 171 C8012 VA8002 C8016 VREG_MSME_1.8V 470n NFC_VBAT NFC_SWP NFC_WCN_HWI2C_SDA NFC_WCN_HWI2C_SCL C8017 C8018 C8019 C8020 C8021 C8022 Q8002 R8009 USIM1_DATA - 171 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 172 WLAN_SW_[2] TR_SW_EN_2 colse to pin78 WLAN_CMD SDIO_CMD WLAN_CLK SDIO_CLK REXT WLAN_SDIO[3] SDIO_DATA3 WLAN_SDIO[2] SDIO_DATA2 WLAN_SDIO[1] SDIO_DATA1 WLAN_SDIO[0] SDIO_DATA0 - 172 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 173 KPD_PWR_N CN102 SPK_P SPK_N FL101 USBH_DM VB1000 USBH_DP VIBE_L_P USB_ID VIBE_L_N C124 C125 C111 D102 REV_A D103 D104 - 173 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 174: Bga Pin Map
BGA Pin Map 8. BGA PIN MAP U3002 Memory MCP (Top View) U3002 Memory MCP (Top View) Not Used LGE Internal Use Only - 174 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 175 8. BGA PIN MAP Pin Map U2001 MSM8225 (Top View) U2001 MSM8225 (Top View) Not Used LGE Internal Use Only - 175 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 176 8. BGA PIN MAP Pin Map U4007 PM8029 (Bottom View) U4007 PM8029 (Bottom View) Not Used LGE Internal Use Only - 176 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 177 8. BGA PIN MAP Pin Map U1001 RTR6285A (Top View) U1001 RTR6285A (Top View) Not Used LGE Internal Use Only - 177 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 178 8. BGA PIN MAP Pin Map 03 WCN1314 (Top View) U9003 WCN1314 (Top View) Not Used LGE Internal Use Only - 178 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 180: Pcb Layout
Function : Duplexer (W850/W900) - no Service Model name : RTR6285A (U1001) Function : RF Chipset - no Service LG-P715_EAX65123701_1.0_MAIN_TOP - 180 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 181 - no BT operation Model name : AFEM-S102 (FL9003) Function : RF Switch (for BT/Wifi) - no BT/WiFi operation LG-P715_EAX65123701_1.0_MAIN_BOT - 181 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 184 9. PCB LAYOUT Model name : SPU0410LR5H_QB (MIC1) Function : 1ST Mic - no Mic LG-P715_EAX65143501_1.1_F_LOWER_TOP - 184 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 185 (CN102) Function : Coaxial cable connector Function : USB IO - no RF operation - no Power LG-P715_EAX65143501_1.1_F_LOWER_BOT - 185 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 186: Calibration
2. Port Setting (Refer to Attached image) 1) Uart Port1 : Use the “LGE CDMA USB Serial Port” LGE Internal Use Only - 186 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 188 10. CALIBRATION P715 MS695 [TachyonV37] LGP715 20130216 ALL File Calibration [Tachyon36]LGMS695_20120213_Calibration P715 LGE Internal Use Only - 188 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 191 10. CALIBRATION P715 MS695 LGP715 LGP715 P715 MS695 P715 MS695 MS695 P715 MS695 P715 MS695 P715 MS695 LGE Internal Use Only - 191 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 195 10. CALIBRATION MS-156C BJAY0024004 MS-156C 5.0V RAD32167861 BJAY0023732 LGE Internal Use Only - 195 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 203 P715 MS695 MS695 LG-P715 MS695 LG-P715 MS695 MS695 LGP715 MS695 MS695 LGP715 MS695 LGP715 LGP715 MS695 LGP715 MS695 LGE Internal Use Only - 203 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 206: Hidden Menu
Start the desired menu: Menu, click Version Info Classified Information representation -> Hidden Menu -> Settings -> Version Info LGE Internal Use Only - 206 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 207 Allauto Test : -> You can test all functions automatically All Auto Test Result -> You can check Test Results LGE Internal Use Only - 207 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 208 SIM Switch key : touch key Proximity Sensor : Blind the Proximity sensor Camera Test – Snapshot Touch screen to capture LGE Internal Use Only - 208 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 209 Camera is recoding for 5 seconds VT Camera Test Show the VT Camera image Display Check Test Check Black & White Color LGE Internal Use Only - 209 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 210 11. HIDDEN MENU Sound Test Check the sound Vibrator Test Check the vibration Touch Drawing Test Draw a guide line LGE Internal Use Only - 210 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 211 WiFi Scanning is PASS : OK FM Radio Test Connect wired headset Check the volume of FM radio LGE Internal Use Only - 211 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 212 Loopback Test Check the Audio loopback Check the Speaker loopback Individual item You can test only individual item LGE Internal Use Only - 212 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 213: Disassemble Guide
12. DISASSEMBLE GUIDE 12. DISASSEMBLE GUIDE 1. Disassemble Battery Cover Take apart the battery cover LGE Internal Use Only - 213 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 214 12. DISASSEMBLE GUIDE 2. Disassemble Battery & Screw Take apart the battery and remove screw (11points) Screw rear (BLACK) LGE Internal Use Only - 214 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 215 3. Disassemble Rear Cover Hook off the right side of Rear cover Take apart the Rear cover out of Frame cover LGE Internal Use Only - 215 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 216 Lift the Bracket Receiver Top for disassembling Bracket Receiver Lift the PCB side for disassembling Main PCB Bracket Receiver Hook LGE Internal Use Only - 216 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 217 Hook off the left side of Front cover Take apart the Frame out of Front cover starting from left (Clockwise) Hook (12 Point) LGE Internal Use Only - 217 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 218 12. DISASSEMBLE GUIDE 5. Disassemble FRAME Lift the top side of the front for disassembling Front LGE Internal Use Only - 218 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 219 Lift the LCD GASKET TAPE side for disassembling LCD GASKET TAPE Take apart the LCD out of FRAME LGE Internal Use Only - 219 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 220 Hook off the notches below (2points) and pull on the other side Hook off the notches below (1 points) and pull on the other side LGE Internal Use Only - 220 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 221 12. DISASSEMBLE GUIDE 8. Disassemble Low FPCB Remove screw (2points) and Take apart the Low FPCB LGE Internal Use Only - 221 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 223: Exploded View & Replacement Part List
ACQ01 Cover Assembly,Rear EAB01 Speaker,Dual Mode EAA00 PIFA Antenna,Multiple GMEY01 Screw,Machine ACQ02 Cover Assembly,Battery EAC00 Rechargeable Battery,Lithium Ion - 223 - LGE Internal Use Only Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 224: Replacement Parts
MEV64302801 COMPLEX LGP710.AFRAWH ZZ:Without Color - COMPLEX LG-VX6000 ZZ:Without Color PID Label MEZ000000 Label MLAZ0038301 4 Array PRINTING, LGE Internal Use Only - 224 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 225 Tape, FPCB, Key (Top) MDJ000000 Filter MDJ63607901 COMPLEX LGP715.ACISWH ZZ:Without Color - Dome ADB048601 ADB74019401 LGP715.ACISWH ZZ:Without Color - Assembly,Metal LGE Internal Use Only - 225 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 226 Frame Assembly ADV74471401 LGP715.ACISWH WH:WHITE WHITE - COMPLEX LGP715.ACISWH WH:WHITE WHITE MBG00 Button,Side MBG64747601 PC LUPOY SC1004A + TPU LGE Internal Use Only - 226 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 227 COMPLEX LGP715.ACISWH ZZ:Without Color - MJN061100 Tape,Protect MJN68344101 COMPLEX LGP715.ACISWH ZZ:Without Color - MEV000000 Insulator MEV64452501 COMPLEX LGP715.ABUOWH ZZ:Without Color - LGE Internal Use Only - 227 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 228 COMPLEX LGP715.ACISWH ZZ:Without Color - MJN020800 Tape,Decor MJN68344701 COMPLEX LGP715.ACISWH ZZ:Without Color - MJN089300 Tape,Window MJN68344601 COMPLEX LGP715.ACISWH ZZ:Without Color - LGE Internal Use Only - 228 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 229 COMPLEX LGP715.ACISBK ZZ:Without Color Unit MAY084000 Box,Unit MAY65932302 BOX_CIS COMPLEX LGE615.ACISBK ZZ:Without Color MAF086500 Bag,Vinyl MAF63267402 HDPE Phone Bag_add CIS Mark_85X200 LGE Internal Use Only - 229 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 230 COMPLEX LGA190.ACISBK ZZ:Without Color - MEZ000000 Label MEZ64931201 COMPLEX LGP765.ACISWH ZZ:Without Color - MEZ002101 Label,Approval MEZ64570001 CUTTING LAMI LGP940.ACISBK WA:White - LGE Internal Use Only - 230 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 231 MCH155CN102KK 1nF 10% 50V X7R -55TO+125C C2028 Capacitor ECCH0000143 1005 R/TP - ROHM Semiconductor KOREA C6006 Ceramic,Chip CORPORATION C6007 C6008 LGE Internal Use Only - 231 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 232 CL03A474MQ3NNNH 0.47uF -20TO20% 6.3V X5R Capacitor C3068 ECCH0034801 -55TO+85C 0603 R/TP 0.3+-0.03 SAMSUNG Ceramic,Chip C3069 ELECTRO-MECHANICS CO., LTD. C3070 C3071 C3085 C3086 LGE Internal Use Only - 232 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 233 GRM0335C1H2R7C 2.7pF 0.25PF 50V C0G - L1015 Capacitor ECCH0032901 55TO+125C 0603 R/TP 0.3MM MURATA L1018 Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 233 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 234 CL03A105MQ3CSNH 0.000001F 20% 6.3V X5R - Capacitor C2020 ECCH0017301 45TO+85C 0603 R/TP - SAMSUNG ELECTRO- Ceramic,Chip C6023 MECHANICS CO., LTD. LGE Internal Use Only - 234 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 235 CL10A105KB8NNNC 1uF 10% 50V X5R - Capacitor C5010 EAE62505701 55TO+85C 1608 R/TP 0.9T max. - SAMSUNG Ceramic,Chip ELECTRO-MECHANICS CO., LTD. LGE Internal Use Only - 235 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 236 C6019 C6020 C6021 C6022 ZD6002 ICVS0318150FR 18V 0% 15pF 0.6*0.3*0.33 NONE Varistor SEVY0008901 ZD6004 SMD R/TP INNOCHIPS TECHNOLOGY LGE Internal Use Only - 236 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 237 C0603X7R1C103KT 10nF 10% 10V X7R - ECCH0009106 C1094 Ceramic,Chip 55TO+125C 0603 R/TP - TDK CORPORATION C2025 LG HK 0603 5N6S-T 5.6NH 0.3NH - 260mA - - Inductor L1014 EAP62227501 0.36OHM 4.6GHZ 5 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO LTD R/TP TAIYO YUDEN CO.,LTD...
Page 238 MANUFACTURING CO.,LTD. GRM36X7R104K10PT 100nF 10% 10V X7R - Capacitor C6004 ECZH0003103 55TO+125C 1005 R/TP - MURATA Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 238 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 239 R7018 MCR006YZPJ472 4.7KOHM 5% 1/20W 0603 R/TP Resistor,Chip ERHY0009526 R7019 - ROHM. R7020 R7021 LG HK 0603 2N7S-T 2.7NH 0.3NH - 340mA - - C1054 Inductor EAP62245901 0.21OHM 7.7GHZ 5 SHIELD - 0.6X0.3X0.3MM L1017 Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD RC0201JR-0736RL 36OHM 5% 1/20W 0603 R/TP -...
Page 240 R/TP - ROHM. R6019 MCR01MZP5J100 10OHM 5% 1/16W 1005 R/TP - Resistor,Chip ERHZ0000402 R6020 ROHM. LG HK 0603 15NJ-T 15NH 5% - 180mA - - Inductor L1012 EAP62246301 0.71OHM 5HZ 2.3G SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD LGE Internal Use Only - 240 - Copyright ©...
Page 241 13. EXPLODED VIEW & REPLACEMENT PART LIST Level LocationNo. Description PartNumber Spec Remark LG HK 0603 2N2S-T 2.2NH 0.3NH - 360mA - - Inductor C1079 EAP62227301 0.19OHM 8.8GHZ 4 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD SAWEN881MCN0F00 881.5MHz, 1960MHz...
Page 242 IC,Acceleration 2.2X2.2X1.0 LGA R/TP 14P Accelerometer with U7002 EAN62637201 Sensor Geomagnetic Sensor BOSCH SENSORTEC GMBH LG HK 0603 8N2J-T 8.2NH 5% - 230mA - - Inductor C1057 EAP62227701 0.45OHM 3.4GHZ 5 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD BGA735 -0.3~3.6 2.7-3.0 NA 0W 0W NA 0 TSLP...
Page 243 13. EXPLODED VIEW & REPLACEMENT PART LIST Level LocationNo. Description PartNumber Spec Remark LG HK 0603 6N8J-T 6.8NH 5% - 250mA - - Inductor C1118 EAP62227601 0.39OHM 3.9GHZ 5 SHIELD - 0.6X0.3X0.3MM Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD TLV70728PDQNR V2 to V5.5 V2.8 0W QFN R/TP...
Page 244 0.07OHM 10GHZ 8 SHIELD NONE 1.0X0.5X0.5MM Multilayer,Chip R/TP MURATA MANUFACTURING CO.,LTD. MCR01MZP5F7503 750KOHM 1% 1/16W 1005 R4025 Resistor,Chip ERHZ0000316 R/TP - ROHM. LGE Internal Use Only - 244 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 245 Wound,Chip FDK CORPORATION. R7003 R7004 MCR006YZPF5602 56KOHM 1% 1/20W 0603 R/TP R7005 Resistor,Chip ERHY0009561 - ROHM. R7006 R7007 LGE Internal Use Only - 245 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 246 LL1608-FSLR10J 100NH 5% - 300mA - - 1.6OHM L6002 Inductor ELCH0001511 900MHZ 15 SHIELD NONE 1.6X0.8X0.8MM R/TP L6003 Multilayer,Chip TOKO, INC. LGE Internal Use Only - 246 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 247 SOD323 R/TP 2P 1 NXP Semiconductors GRM36X7R104K10PT 100nF 10% 10V X7R - Capacitor C6004 ECZH0003103 55TO+125C 1005 R/TP - MURATA Ceramic,Chip MANUFACTURING CO.,LTD. LGE Internal Use Only - 247 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 248 R2012 Resistor,Chip ERHY0009536 R/TP - ROHM. R7001 MCR01MZP5J472 4.7KOHM 5% 1/16W 1005 R/TP Resistor,Chip ERHY0000254 R7002 - ROHM. LGE Internal Use Only - 248 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 249 PCB ASSY,MAIN SAFP0000401 LG-LU3000 LGTBK,MAIN,A, R3015 PAD SHORT R4038 R6008 R6009 LG HK0603 82NJ-T 82NH 5% - 70mA - - 3.37OHM L9003 Inductor EAP61866701 1GHZ 4 SHIELD 0 0.6X0.3X0.3MM R/TP TAIYO L9004 Multilayer,Chip YUDEN CO.,LTD EHP C04/NT01A P01/TR(LM) WHITE 3 35 4 15 EHP-C04/NT01A-P01/TR(LM) WHITE 3.35~4.15...
Page 250 C1005X5R1A105KT000F 1uF 10% 10V X5R - Capacitor C4003 ECZH0001215 55TO+85C 1005 R/TP - TDK KOREA Ceramic,Chip C4077 COOPERATION LGE Internal Use Only - 250 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 251 SOCKET SMD R/TP 1M - LS Mtron Ltd. MCR01MZP5J103 10KOHM 5% 1/16W 1005 R/TP R2013 Resistor,Chip ERHZ0000405 - ROHM. LGE Internal Use Only - 251 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 252 CL05A475MQ5NRNC 4.7uF 20% 6.3V X5R - Capacitor C1042 ECCH0017601 55TO+85C 1005 R/TP 0.5MM SAMSUNG Ceramic,Chip C1045 ELECTRO-MECHANICS CO., LTD. C1052 C1056 LGE Internal Use Only - 252 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 253 Ceramic,Chip CORPORATION R7013 MCR006YZPF1002 10KOHM 1% 1/20W 0603 R/TP Resistor,Chip ERHY0009303 R9009 - ROHM. LG HK 0603 2N7S-T 2.7NH 0.3NH - 340mA - - C1054 Inductor EAP62245901 0.21OHM 7.7GHZ 5 SHIELD - 0.6X0.3X0.3MM L1017 Multilayer,Chip R/TP TAIYO YUDEN CO.,LTD PESD5V0L5UK 5V 6.47V min. / 6.8V typ. / 7.14V...
Page 254 WCN1314-0-87WLNSP-TR-0D WCN1314 Revision version, WiFi(11bgn) signle band, 3.95x4.16x0.63, U9003 IC,WiFi EAN62416201 0.4pitch, 65nm, WLCSP R/TP 87P QUALCOMM INCORPORATED. LGE Internal Use Only - 254 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 255 0.15OHM 6GHZ 8 SHIELD NONE 1.0X0.5X0.5MM Multilayer,Chip R/TP MURATA MANUFACTURING CO.,LTD. FB6007 MCR01MZSJ000 0OHM 5% 1/16W 1005 R/TP - Resistor,Chip ERHZ0000401 R8004 ROHM. LGE Internal Use Only - 255 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 256 LH430WV1-SD04 WVGA 4.3INCH 800X480 450CD EAJ00 LCD,Module-TFT EAJ62069801 COLOR 70% 15/9 800:1 60Hz Inverter N LED 3D(Non-Glasses) - LG Display Co. Ltd. LGE Internal Use Only - 256 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 257 MALE SMD R/TP - - LS Mtron Ltd. FB6007 MCR01MZSJ000 0OHM 5% 1/16W 1005 R/TP - Resistor,Chip ERHZ0000401 R8004 ROHM. LGE Internal Use Only - 257 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 258 FILTER 0HZ 0F 0H SMD R/TP INNOCHIPS FL5004 TECHNOLOGY PCB Assembly EBR070100 EBR77074401 LGP715.ACISWH 1.0 Flexible Flexible,Insert EBR02 EBR76547601 LGP715.ACISWH 1.1 Flexible Assembly,Flexible LGE Internal Use Only - 258 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 259 PIFA Antenna,GPS EAA62932301 Tape MOBITECH CORPORATION IFS00015 USB USB 1.0M 4 BLACK UL N EAD010000 Cable,Assembly EAD62377901 INTERFACESAMIL CO.,LTD LGE Internal Use Only - 259 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...
Page 260: Accessory
BL-59JH PRISMATIC 3.8V 2.4AH 480mAH EAC00 Battery EAC62018401 62x44x59 65x44x62 BLACK Bar Type - TOCAD Lithium Ion DONGHWA LGE Internal Use Only - 260 - Copyright © 2013 LG Electronics. Inc. All right reserved. Only for training and service purposes...

LG -P715 Service Manual

1 Introduction

2 Performance

3 CIC and Service Center

4 Trouble Shooting

5 Download

6 Block Diagram

7 Circuit Diagram

8 Bga Pin Map

9 Pcb Layout

10 Calibration

11 Hidden Menu

12 Disassemble Guide

13 Exploded View & Replacement Part List

Quick Links

Troubleshooting

Related Manuals for LG LG-P715

Summary of Contents for LG LG-P715

Table of Contents