LG LG-P500 Service Manual Download Page 90 | Manualshive

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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

4. TROUBLE SHOOTING

33p

C1087

L1030
DNI

C1929

100p

FL1005

897.5 MHz

5 3 2

4

1

IN

OUT

G1

G2

G3

L1027

3.3n

L1025

12p

51

11

R

I

N

D

36

11

R

C1153

4.7n

C1090

12p

2.7n

L1035

5.6n

L1021

C1081

DNI

87

11

R

0

18p

C1079

C1088

15p

C1086

8.2n

L1033
DNI

FL1008

7

5

8

4

9

2

3

1

6

ANT

RX

TX

GND1

GND6

GND2

GND5

GND3

GND4

U1003

16

8

7

9

6

10

5

11

4

12

3

13

2

14

1

15

PGND1

IN_BAND_VIII

OUT_BAND_VIII

VMODE_0

GND3

VMODE_1

VCC2_2

VCC2_1

GND2

VEN_BAND_VIII

OUT_BAND_I

VEN_BAND_I

GND1

IN_BAND_I

CPL_OUT

PGND2

DNI

L1020

6.8p

C1078

3.3p

C1089

5.6n

L1029

33

R1022

18

R1023

+VPWR_RF

C1075
0.001uF

10u

C1077

330p

C1076

C1083

1n

22n

L1026

C1084

5.6p

C1092
1.5n

100p

C1094

C1096

100p 100p

C1095

L1031
DNI

1950MHz

FL1006

5 2

4

1

3

G3

IN

OUT

G1

G2

L1130
27n

897.5 MHz,942.5 MHz

FL2

7

5

8

4

9

2

3

1

6

ANT

RX

TX

GND1

GND5

GND2

GND6

GND3

GND4

10n

L1022

L1120
DNI

100p

C12

100p

C13

PA_ON1

PA_ON0

PA_R0

WCDMA_2100_RTX

WCDMA_2100_TX_OUT

PDET_IN

WCDMA_900_RTX

WCDMA_900_TX_OUT

PA_R1

Band I

Band VIII

W2100

W900

Near to 12 Pin

Near to 12 Pin

Near to 4 Pin

TP3

TP3

TP2 TP1

TP1

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Summary of Contents for LG-P500

Page 1: ...Service Manual Model LG P500 Internal Use Only Service Manual LG P500 Date September 2010 Issue 1 0 ...

Page 2: ...sor 62 3 16Vibrators Q Coin Motor 63 3 17 Compass Sensor 64 3 18 Motion Sensor 66 3 19 Main Features 67 4 TROUBLE SHOOTING 75 4 1 RF Component 75 4 2 SIGNAL PATH 77 4 3 CheckingTCXO Block 80 4 4 Checking GSMTX Module GSM PAM FEM Block 82 4 5 CheckingWCDMA Block 85 4 6 Checking GSM Block 97 4 7 GPS WIFI BT RF Component 105 4 8 GPS WIFI BT SIGNAL PATH 107 4 9 GPS WIFI BTTrouble shooting 109 4 10 Pow...

Page 3: ... LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 4: ...nication service of facilities accessed through or connected to it The manufacturer will not be responsible for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can...

Page 5: ...nd Attenuation A phone may interfere with sensitive laboratory equipment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist stra...

Page 6: ...rop Output LDO Liquid Crystal Display LCD Intermediate Frequency IF International Portable User Identity IPUI Global System for Mobile Communications GSM General Purpose Interface Bus GPIB Gaussian Minimum Shift Keying GMSK Flexible Printed Circuit Board FPCB Electrostatic Discharge ESD Electrical Erasable Programmable Read Only Memory EEPROM Digital Signal Processing DSP dB relative to 1 milli wa...

Page 7: ...ed Oscillator VCO Universal Asynchronous Receiver Transmitter UART Time Division Multiple Access TDMA Time Division Duplex TDD Travel Adapter TA Side Tone Masking Rating STMR Pseudo SRAM PSRAM Static Random Access Memory SRAM Sending Loudness Rating SLR Subscriber Identity Module SIM Surface Acoustic Wave SAW Real Time Clock RTC Root Mean Square RMS Receiving Loudness Rating RLR Radio Frequency RF...

Page 8: ...0 DCS1800 PCS1900 with seamless handover Phase 2 include AMR SIM Toolkit Class 1 2 3 C E Frequency Range WCDMA FDD1 TX 1920 1980 MHz WCDMA FDD1 RX 2110 2170 MHz WCDMA FDD8 TX 880 915 MHz WCDMA FDD8 RX 925 960 MHz EGSM TX 880 915 MHz EGSM RX 925 960 MHz GSM850 TX 824 849 MHz GSM850 RX 869 894 MHz DCS1800 TX 1710 1785 MHz DCS1800 RX 1805 1880 MHz PCS1900 TX 1850 1910 MHz PCS1900 RX 1930 1990 MHz App...

Page 9: ...p to 3500 hrs Paging Period 9 2G DRX 7 3G Charging time 3 hrs Power Off 1500mAh Talk time 2G Up to 250mins 3G Up to 250mins Power Level 5 2G Tx 12dBm 3G RX sensitivity WCDMA FDD1 106 7 dBm WCDMA FDD8 103 7 dBm EGSM 105 dBm GSM850 105 dBm DCS 1800 105 dBm PCS 1900 105 dBm WCDMA GSM GPRS WCDMA 24dBm 3 84MHz 1 3dBm EGSM 33dBm GSM850 33 dBm DCS 1800 30 dBm PCS 1900 30 dBm Class3 WCDMA Class4 EGSM Clas...

Page 10: ... ANT Main Internal Fixed Type System connector 5 Pin Ear Phone Jack 3 5Phi 4 Pole Stereo PC synchronization Yes Memory NAND Flash 4Gbit SDRAM 4Gbit Speech coding FR EFR HR AMR Data Fax Built in Data Fax support Vibrator Built in Vibrator Blue Tooth V2 1 EDR MIDI for Buzzer Function SW Decoded 72Poly Music Player MP3 WMA AAC HE AAC EAAC Video Player MPEG4 H 263 WMV9 Camcorder MPEG4 H 263 Voice Reco...

Page 11: ...e phone setting CLIP CLIR Yes Phone Book Name Number Email Chat Id Website Postal addresses Organizations Groups BirthdayNotes Ringtone There is no limitation on the number of items It depends on available memory amount Last Dial Number Yes Last Dial Numbers Last Received Numbers and Last Missed Numbers can store up to a total of 500 Last Received Number Yes Last Dial Numbers Last Received Numbers...

Page 12: ...s Call Barring Yes Call Charge AoC Yes Call Duration Yes SMS EMS There is no limitation on the number of items It depends on available memory amount EMS does not support SMS Over GPRS No EMS Melody Picture No Send Receive Save No MMS MPEG4 Send Receive Save Yes Long Message MAX 459 characters SMS 3pages Cell Broadcast Yes Download Over the Web Game Yes Calendar Yes Memo Yes There is no limitation ...

Page 13: ...lpaper Yes Over web browser SIM Lock Yes Operator Dependent SIM Toolkit Class 1 2 3 C MMS Yes Google MMS Client EONS Yes CPHS Yes V4 2 ENS No Camera Yes 5M AF Digital Zoom x4 JAVA Yes CLDC V1 1 MIDP V2 1 Download Over Web Voice Dial No IrDa No Bluetooth Yes Ver 2 1 EDR HSP HFP A2DP AVRCP FM radio Yes GPRS Yes Class 10 EDGE Yes Class 10 Hold Retrieve Yes Conference Call Yes Max 6 DTMF Yes Memo pad ...

Page 14: ...modulation out to less than 1800kHz offset 200kHz 36dBm 600kHz 51dBm 56dBm Spectrum due to modulation out to larger than 1800kHz offset to the edge of the transmit band GSM 1800 3000kHz 63dBc 46dBm 3000kHz 6000kHz 65dBc 46dBm 6000kHz 71dBc 46dBm DCS 1800 3000kHz 65dBc 51dBm 6000kHz 73dBc 51dBm Spectrum due to switching transient 400kHz 19dBm 22dBm 5 0 23dBm 600kHz 21dBm 24dBm 5 0 26dBm Reference S...

Page 15: ...4 Mcps 99 of power Adjacent Channel Leakage Power Ratio ACLR 33 dB 5 MHz 43 dB 10 MHz Spurious Emissions f fc 12 5 MHz 36 dBm 1 kHz RW 9 kHz f 150 kHz 36 dBm 10 kHz RW 150 KHz f 30 MHz 36 dBm 100 kHz RW 30 MHz f 1 GHz 30 dBm 1 MHz RW 1 GHz f 12 75 GHz 60 dBm 3 84 MHz RW 869 MHz f 894 MHz 60 dBm 3 84 MHz RW 1930 MHz f 1900 MHz 60 dBm 3 84 MHz RW 2110 MHz f 2155 MHz 67 dBm 100 kHz RW 925 MHz f 935 M...

Page 16: ... 0 001 when Îor 92 7 dBm 3 84 MHz Ioac 52 dBm 3 84 MHz 5 MHz Blocking Characteristic BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 56 dBm 3 84 MHz Fuw offset 10 MHz or Iblocking 44 dBm 3 84 MHz Fuw offset 15 MHz Spurious Response BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 44 dBm Intermodulation BER 0 001 when Îor 103 7 dBm 3 84 MHz Iouw1 46 dBm Fuw1 offset 10 MHz Iouw2 46 dBm 3 84 MHz Fuw2 ...

Page 17: ...0 1 4 Power step Power step slot boundary Power step size P dB Transmitter power step tolerance dB 1 Start of Ack Nack 6 2 3 2 Start of CQI 1 0 6 3 Middle of CQI 0 0 6 5 4 End of CQI 5 2 3 Spectrum Emission Mask Sub Test 1 1 15 2 12 15 3 13 15 4 15 8 5 15 7 6 15 0 Frequency offset from carrier f Minimum requirement Measurement Bandwidth 2 5 3 5 MHz 35 15 f 2 5 dBc 30 kHz 3 5 7 5 MHz 35 1 f 3 5 dBc...

Page 18: ... MHz 2483 5 MHz CH1 CH13 Tx Power Level 20dBm under Europe 30dBm under USA Frequency Tolerance within 25 PPM Chip clock Frequency Tolerance within 25 PPM Spectrum Mask 30 fc 22MHz f fc 11MHz and fc 11MHz f fc 22MHz 50 f fc 22MHz and f fc 22MHz Power ramp on off time 2us Carrier Suppression 15dB Modulation Accuracy Peak EVM 35 Spurious Emissions 36 dBm 30MHz 1GHz 30 dBm above 1GHz 12 75GHz 47 dBm 1...

Page 19: ... dBm 30MHz 1GHz 30 dBm above 1GHz 12 75GHz 47 dBm 1 8GHz 1 9GHz 47 dBm 5 15GHz 5 3GHz Rx Min input Sensitivity PER 10 82dBm 6Mbps 81dBm 9Mbps 79dBm 12Mbps 77dBm 18Mbps 74dBm 24Mbps 70dBm 36Mbps 66dBm 48Mbps 65dBm 54Mbps Rx Max input Sensitivity 20dBm 6 9 12 18 24 36 48 54Mbps PER 10 Rx Adjacent Channel Rejection PER 10 ACR 16dB 6Mbps ACR 15dB 9Mbps ACR 13dB 12Mbps ACR 11dB 18Mbps ACR 8dB 24Mbps AC...

Page 20: ...tion PER 10 ACR 16dB 6Mbps ACR 15dB 9Mbps ACR 13dB 12Mbps ACR 11dB 18Mbps ACR 8dB 24Mbps ACR 4dB 36Mbps ACR 0dB 48Mbps ACR 1dB 54Mbps ACR shall be measured by setting the desired signal s strength 3 dB above the rate dependent sensitivity specified in min input sensitivity 8 GPS receiver specification Item Specification Receive Frequency 1574 42 MHz 1576 42 MHz Minimum Sensitivity 1 satellite 142d...

Page 21: ...er TX SAW LNA TX_ON RF_ON SBDT SSBDT_RTR WPRXLBN WPRXLBP WPRXSE2_OUT WB_MX_INM WB_MX_INP TCXO WPRXSE2 RX SAW FILTER RX SAW FILTER PA_ON1 PA_ON0 W2100_DRXHB2 TX SAW FILTER LNA LNA SAW Filter RTR6285 MSM7227 HB_RF_OUT3 FRONT END MODULE WCDMA Dual PAM WCDMA Dual PAM W2100 Duplexer W2100 Duplexer LB_RF_OUT2 WPRXLBN TX SAW FILTER TX SAW FILTER TX SAW FILTER TX SAW FILTER W900 Duplexer W900 Duplexer WCD...

Page 22: ...ared with the UMTS receiver and routed to the MSM IC for further signal processing The GSM EDGE transmit path employs one stage of up conversion and in order to improve efficiency is divided into phase and amplitude components to produce an open loop Polar topology 1 The on chip quadrature up converter translates the GMSK modulated signal or 8 PSK modulated signal to a constant envelope phase sign...

Page 23: ...n only receive or transmit at one time switches are used to separate Rx and Tx signals in place of frequency duplexers this is accomplished in the switch module The GSM 850 GSM 900 GSM 1800 and GSM 1900 receive signals are routed to the RTR6285 through band selection filters and matching networks that transform single ended 50 ΩG sources to differential impedances optimized for gain and noise figu...

Page 24: ...acitor at the output pins The capacitor value may be optimized for specific applications and PCB characteristics based on pass band symmetry about the band center frequency as shown in Figure 1 3 Figure 1 3 GSM Transmitter Outputs Topologies The RTR6285 IC is able to support GSM 850 900 and GSM 1800 1900 mode transmitting This design guideline shows a tri band GSM application Both high band and lo...

Page 25: ... mode rejection performance The gain of the UMTS frontend amplifier and the UMTS second stage differential amplifier are adjustable under MSM control to extend the dynamic range of the receivers The second stage UMTS Rx amplifiers drive the RF ports of the quadrature RF to baseband downconverters The downconverted UMTS Rx baseband outputs are routed to lowpass filters having passband and stopband ...

Page 26: ...ilter and delivers fairly high level signals that are filtered and applied to the PA Transmit power is delivered from the duplexer to the antenna through the switch module The transceiver LO synthesizer is contained within the RTR6285 IC with the exception of the off chip loop filter components and the VC TCXO This provides a simplified design for multimode applications The PLL circuits include a ...

Page 27: ...28 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Figure 1 5 RTR6285 IC Functional Block Diagram ...

Page 28: ... baseband and from baseband to RF Two fully functional fraction N synthesizers including VCOs and loop filters are integrated within the RTR6285 IC In addition the RTR6285 has a third synthesizer used for GPS operation The first synthesizer PLL1 in the RTR6285 creates the transceiver Los that support the UMTS transmitter and all four GSM band receivers and transmitters including GSM850 GSM900 GSM1...

Page 29: ... transmission with high power added efficiency A directional coupler is integrated into the module thus eliminating the need for any external coupler The single Gallium Arsenide GaAs Microwave Monolithic Integrated Circuit MMIC contains all active circuitry in the module The MMIC contains on board bias circuitry as well as input and interstage matching circuits Output match into a 50 ohm load is r...

Page 30: ...l line The PM7540 IC controls the handset power up sequence including a special VCTCXO warm up interval before other circuits are turned on This warm up interval as well as other TCXO controller functions is enabled by the MSM TCXO_EN line The PM7540 IC VREG_TCXO regulated output voltage is used to power the VCTCXO and is enabled before most other regulated outputs Any GSM mode power control circu...

Page 31: ...s and DCS1800 PCS1900 bands Both PA blocks share common power supply pads to distribute current The output of the PA block and the outputs to the seven receive pads connect to the antenna pad through a highly linear antenna switch The WCDMA and Rx ports feature a 0 volts DC offset level which eliminates any need for external blocking capacitors The InGaP GaAs die switch die Silicon Si controller d...

Page 32: ...t 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Figure 1 9 SKY77544 Block Diagram Figure 1 10 SKY77544 Control Logic ...

Page 33: ... gain achieved by the RF2815 makes it ideal for GPS recievers requiring high sensitivity This module builds upon RFMD s leading edge pHEMT process and integrates input matching and low loss high rejection SAW filter at the output This results in high performance and a reduced solution size The ease of implementation simplifies the reciever design The RF2185 is packaged in a compact 3 3 mm x 2 1 mm...

Page 34: ... to 400 MHz QDSP4000 at 122 88 MHz Java hardware acceleration for faster Java based games and other applets Support for Bluetooth 2 1 EDR via an external Bluetooth System on Chip SoC High speed serial mobile display digital interface MDDI that optimizes the interconnection cost between the MSM device and the LCD panel Receive diversity support for WCDMA mode thereby providing improved capacity and...

Page 35: ...I2 NAND CAM 3M MCP Micron Q Motor WHVM 1030Q10 Q Motor WHVM 1030Q10 GPIO_28 LIN_PWM_FREQ MT29C4G96MAZAPCJA 5 IT MIC MIC Speaker R i TCXO_19 2MHz Kyocera RTR_TRK_LO_ADJ TCXO_RTR_19 2MHz TCXO_PM_19 2MHz MOTION_I2C Prox Sensor GP2AP002S00F PROX_I2C MOTION Sensor KR3DM MOTION INT Back Key I2C LINE_ON OP EAR1_OP ON HPH_L R LINE_OP LINE_ON RCV_P N HPH_R HPH_L SPK_RCVP N Receiver 3 5 pi Earjack EAR_L R C...

Page 36: ... 37 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Power Block Figure Simplified Block Diagram ...

Page 37: ...odulating fingers Combining block Frame deinterleaver Viterbi decoder Reverse link subsystem Turbo decoder On the forward link traffic channel the WCDMA subsystem searches demodulates and decodes incoming pilot sync paging and traffic channel information It extracts low bit rate packet data from the forward link traffic channel and sends the packet data to the vocoder for processing On the reverse...

Page 38: ...stereo music ringer melody applications in addition to the 8 kHz voice band applications on the forward link A PCM interface allows an external codec to be used instead of the internal codec this supports inter IC Sound I2S modes that allow an external stereo DAC or SADC to be used Currently in AMSS baseline only I2S output mode is supported SDAC only no SADC support Audio decoder summing and head...

Page 39: ...p pull down keeper or no pull Output drive strength is also programmable Software assigns functions to the GPIOs and their configurations are set accordingly Some of the GPIO pins have alternate functions supported on them The alternate functions include USB interface additional RAM ROM general purpose chip selects parallel LCD interface and a UART interface The function of these pins is documente...

Page 40: ...dset electronics It monitors and controls the power sources detecting which sources are applied verifying that they are within acceptable operational limits and coordinates battery and coin cell recharging while maintaining the handset electronics supply voltages Eight programmable output voltages are generated using low dropout voltage regulators all derived from a common trimmed voltage referenc...

Page 41: ... Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Figure PM7540 functional block diagram Figure PM7540 functional block diagram ...

Page 42: ... ADC via the analog multiplexer PM7540 circuits monitor voltages at VCHARGER and ICHARGE pins to determine which supply should be used and when to switch between the two supplies These pins are connected to the Source or emitter and Drain or collector contacts of the pass transistor respectively 3 10 3 1 Trickle Charging Trickle Charging of the main battery enabled through SBI control and powered ...

Page 43: ...CHNICAL BRIEF 3 10 3 2 Constant Current Charging The PM7540 IC supports constant current charging of the main battery by controlling the charger pass transistor and the battery transistor The constant current charging continues until the battery reaches its target voltage 4 2V Figure PM7540 Charging Flow CC Charging u z ZW ...

Page 44: ... Specification Charging Method CC CV Constant Current Constant Voltage Maximum Charging Voltage 4 2V Maximum Charging Current 700mA Nominal Battery Capacity 1500mAh Charging time Max 3h 30m Full charge indication current icon stop current 50mA 3 10 3 5 LGP500 battery bar icon display Battery Bar Number Specification BAR 6 Full 90 over BAR 6 5 90 Æ 89 BAR 5 4 70 Æ 69 BAR 4 3 50 Æ 49 BAR 3 2 30 Æ 29...

Page 45: ...rs are connected to the SMI through an advanced extensible interface AXI bus bridge or global interconnect block and communicate over a 64 bit non blocking AXI bus protocol The AXI bus bridge provides the arbitration logic for all of the bus masters EBI1 Features Support for only low power memories at 1 8 V I O power supply voltage AXI bus frequencies up to 133 MHz A 16 bit 32 bit static and dynam...

Page 46: ...signals for control Sub chipset RTR_TXON Power AMP on RF part RTR_RX_I Q_M P RTR_TX_I Q_M P I Q for T Rx of RF RTR_DAC_REF Reference input to the MSM Tx data DACs 3 12 1 2 the others TRK_LO_ADJ TCXO 19 2M Control PA_ON0 PA_RANGE0 WCDMA 2100 TX Power Amp Enable ANT_SEL 0 3 Ant Switch Module Mode Selection WCDMA GSM Tx Rx DCS PCS Tx Rx GSM_PA_RAMP Power Amp Gain Control of APC_IC 3 12 1 3 RF2815 GPS...

Page 47: ...oth UART Serial Output BT_PCM_CLK BT PCM clock can be PCM master output or PCM slave input BT_PCM_DIN BT PCM data input BT_PCM_SYNC BT PCM sync signal can be PCM master output or PCM slave input BT_PCM_OUT BT PCM data output BT_WAKEUP BT Wakeup Input BT_HOST_WAKEUP BT Host Wakeup Output BT_RESET_N Low asserting reset for BT core Common WLAN_REG_ON If low the internal regulators will be disabled SL...

Page 48: ...B5B 3 1 B B 3 3 2 DUMDFN 1B 0 1B 1B5 B21 6 2B 0 6 2B 5 B21 3 2 3 2 17 3 2 1B5 6 7B1 1B6 2 7B8 57B7 7B8 57B5 B567B1 6 2 UNBC 3 2 3 2 7227 3 2 7B8 57B 76 7B8 57B576 7B8 57B5 7B8 57B7 7B8 57B567B1 7B8 57B 76B1 LBEH19U MSM7 3 2 3 2 3 2 PM7540 SLEEP_CLK LPO Clock 32 768KHz 7B5 6 7B1 7B3 0B6 1 7B3 0B 1 7B567B1 7B3 0B6 1 7B3 0B287 3 2 3 2 3 2 6B B 1 26MHz 32 768KHz 7B3 0B 287 7B3 0B 7B 83 7B 3 2B 7B3 0B ...

Page 49: ... System 3 12 2 1 USIM Interface SIM interface scheme is shown in Figure And there control signals are followed USIM_CLK USIM Clock USIM_Reset USIM Reset USIM_Data USIM Data T Rx 3 12 2 2 UART Interface UART signals are connected to MSM GPIO through IO connector with 115200 bps speed GPIO_Map Name Note GPIO_86 UART3_RX Data_Rx GPIO_87 UART3_TX Data_Tx Table UART Interface ...

Page 50: ... built in transceiver eliminating the need for an external PHY The HS USB port is a standard 4 pin interface that connects directly to the USB connector USBPHY_DP USBPHY_DN USBPHY_ID and USBPHY_VBUS Two additional pins are required for PHY operations which include an external reference resistor pin USBPHY_REXT and a USB system clock pin which the USB PHY uses to lock its internal PLL SYS_CLK Figur...

Page 51: ...oses 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ 3 12 3 KEY 3 12 3 1 Side key There are 3 side key buttons that are controlled by MSM7227 Refer to the circuit Figure Volume Side key Figure Power key 0 1 6 A V CN3 4 3 2 1 470 R25 1 A V 9 0 6 A V R613 470 R610 470 KEY_COL 2 KEY_ROW 1 KEY_ROW 0 0603 CN5 2 1 VA2 KPD_PWR_N ...

Page 52: ...rvice purposes LGE Internal Use Only 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ 3 12 3 3 KEY Backlight There are 4 White side view LED 4 white LED in key backlight circuit Figure KEY Backlight 2 7 1 1 R 1 3 7 1 1 R 1 5 7 1 1 R 1 LD1 LD4 LD3 LD2 C1931 2 2u 4 7 1 1 R 1 VPWR BACKLIGHT_KEY ...

Page 53: ...nal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 13 Audio and sound 3 13 1 Overview of Audio path Figure Block diagram of Audio Sound path ...

Page 54: ...audio into the Rx path An on chip voltage current reference is provided to generate the precise voltages and currents required by the codec This circuit requires a single capacitor of 0 1 μF to be connected between the CCOMP and GND pins The on chip voltage reference also provides a microphone bias voltage required for electret condenser microphones typically used in handset applications The MICBI...

Page 55: ... 56 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Figure Detailed diagram of MSM7227 audio interface ...

Page 56: ...e by optimizing the headphone driver supply voltages according to the volume control The flexible input configuration allows single ended or differential stereo inputs Mixers allow highly flexible routing to the outputs A voice Bypass path is also available for low power voice applications The WM9093 is controlled using a two wire I2C interface An integrated oscillator generates all internal clock...

Page 57: ..._L M3_DETECT M4D DETECT M1_R M6_GND 10K R521 FB502 1800 10K R520 1 0 6 Q D G S 0 0 5 D 2 0 5 D 3 0 5 D 47p C542 1 0 5 D 33p C544 M 1 8 6 1 1 R 15p C545 C543 47p 4 0 5 D 270n L504 VREG_MSMP_2 6V U502 5 3 2 4 1 VOUT VIN GND STBY D N G P 9 6 1 1 R K 7 4 VREG_MSMP_2 6V K 2 2 7 0 5 R 33p C538 2 2u C539 R515 12 FB500 1800 FB501 1800 10u C537 FM_ANT EAR_L EAR_R EARJACK_SENSE HS_MIC_BIAS_EN HS_MIC HIGH LO...

Page 58: ...2 0 5 R 0 2 4 0 5 R K 7 4 47p C505 47p C506 u 1 0 3 1 5 C u 1 0 2 1 5 C 1u C511 1u C514 VREG_MSMP_2 6V C519 2 2u IC500 3 B A4 C3 C2 2 B D1 D3 4 D C1 A1 D2 1 B D5 A2 A5 A3 B5 4 B C5 4 C D N G OUT D D V P H CPVDD CPVSS CN HPL OUT S A I B IN2 HPR IN1 D D V S IN3 IN2 A D S IN1 IN3 CP L C S 1u C507 C508 1u C523 2 2u u 0 1 3 0 5 C 2 2u C515 VREG_HPVDD_1 8V LINE_ON LINE_OP AUDIO MOTION_I2C_SDA HPH_R HPH_...

Page 59: ...nterface in MSM7227 Figure Schematic of LCD connector Main Board CN601 13 12 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 1 D Z FL603 0 1 9 8 4 7 3 6 2 5 1 P1 P5 P2 P6 P3 P7 P4 P8 1 G 2 G VREG_LCD_2 8V VREG_LCD_1 8V D600 4 3 5 2 6 1 2 2u C616 C617 2 2u WLED_PWR C4 4 7u WLED5 WLED4 WLED3 WLED2 WLED1 WLED6 WLED7 LCD_RESET_N LCD_MAKERID_LOW MDDI_P_STB_M MDDI_P_STB_P MDDI_P_DATA_M MDDI_P_D...

Page 60: ...1 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Table Interface between LCD Module and MAIN Board ...

Page 61: ...mity sensor LCD backlight and Touch screen is disable operation automatically U700 GP2AP002S00F IC used I2C interface to MSM7227 Figure Proximity Sensor Schematic Figure Proximity Sensor Block Diagram VREG_MSMP_2 6V U700 5 4 6 3 7 2 8 1 LEDA SCL LEDC SDA VCC VIO VOUT GND C707 1u R700 10 C708 0 1u R703 10 VREG_PROX_2 8V R702 4 7Kohms R701 4 7Kohms C709 4 7u 10u C705 PROX_OUT PROX_COMPASS_I2C_SCL PR...

Page 62: ...y the duty cycle of PWM LIN_PWM_FREQ U602 EUSY0404001 is Q Coin motor driver IC Figure Q Coin Moter IC Schematic Figure Vibrator Block Diagram C623 0 1u R614 4 7Kohms R617 51K C625 10n R612 100K R618 1K R615 1K R616 51K VREG_MOTOR_3 3V VREG_MOTOR_3 3V U602 B2 C1 A1 B1 B3 C2 A3 C3 IN VDD IN VO _SHUTDOWN VO BYPASS GND Q600 C B E GND IN OUT C624 0 1u R619 100K LIN_PWM_FREQ MTR_P_2sub MTR_N_2sub 1 1 1...

Page 63: ...sor If a customer buy the application SW The Sensor Support a Eletric Compass function U1 AMI304 IC used I2C interface to MSM7227 Figure Compass Sensor Schematic C706 470n VREG_MSMP_2 6V VREG_MOTION_3 0V 4 0 7 C n 0 1 U1 12 11 10 9 5 4 6 3 7 2 8 1 D D V D G E R V A D N G S D N G D D V A ADDR SCL NC1 T N I VPP DRDY SDA PROX_COMPASS_I2C_SCL PROX_COMPASS_I2C_SDA COMPASS_DRDY ...

Page 64: ... 65 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ Figure Compass Sensor Block Diagram ...

Page 65: ... had rotated automatically U503 KR3DH IC used I2C interface to MSM7227 Figure Motion Sensor Schematic Figure Compass Sensor Block Diagram 0 4 5 C u 1 0 U503 6 1 7 6 5 4 8 3 9 2 10 1 11 12 13 4 1 5 1 2 D E V R E S E R D D V GND3 GND2 INT1 VDD_IO RESERVED1 NC1 INT2 NC2 S C SCL_SPC GND1 O D S _ I D S _ A D S 0 A S _ O D S 4 D N G VREG_MOTION_3 0V 10u C541 8 1 5 R K 2 2 9 1 5 R K 2 2 MOTION_INT MOTION...

Page 66: ...00 UMTS900 GSM 900 DCS 1800 PCS 1900 GSM850 based GSM GPRS EDGE UMTS HSDPA 7 2Mbps TFT Main LCD 3 2 HVGA 320 x 480 Capacitive Electrostatic Touch Window 3M AF Camera 3 5Phi Stereo Headset Speaker phone Mobile XMF Mobile DLS Scaleable Polyphony MP3 AMR AAC AAC WAV WMA decoder and play MPEG4 encoder decoder and play save JPEG en decoder Supports Bluetooth and HS USB Supports WLAN 802 11b 802 11g Sup...

Page 67: ... 68 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 19 2 LG P500 Main component bottom Main Board Bottom ...

Page 68: ...pyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF 3 19 2 LG P500 Main component bottom Sub carrier Main Board Bottom Sub carrier ...

Page 69: ... 70 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 19 2 LG P500 Main component Top Main Board Top ...

Page 70: ...connector SW1001 WCDMA VIII RX SAW Filter FL1 GSM RX Dual SAW Filter FL1002 WCDMA I RX SAW Filter FL1003 WCDMA I Duplexer FL1008 External LNA I VIII U2 WCDMA VIII Duplexer FL2 WCDMA PAM I VIII U1003 WCDMA I TX SAW Filter FL1006 GSM PAM FEM module U1002 WCDMA VIII TX SAW Filter FL1005 RTR6285 U1001 Description Reference Description Reference ms G SW1001 X200 FL1001 U1002 FL1002 U1001 U1003 FL1008 U...

Page 71: ... 3 TECHNICAL BRIEF 3 19 4 BaseBand of LG P500 GPS D flip flop U502 Level shifter U601 LCD CONN CN601 MDDI filter FL603 J TAG CONN CN200 Q coin Motor drive amp U602 Motion sensor U503 MSM7227 U200 Charge pump U1007 Memory U301 Description Reference Description Reference U301 U602 U1007 U503 U202 FL603 U601 CN200 CN601 ...

Page 72: ...vice purposes LGE Internal Use Only 3 TECHNICAL BRIEF 3 19 5 Power and Logic of LG P500 Q400 Fuel gauge IC U404 Sleep X tal X400 SIM connector J1 Battery Conn CN401 Digital Compass U1 Charging IC Q400 PM7540 U403 Description Reference Description Reference X400 U403 U1 J1 CN401 U404 ...

Page 73: ...right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 19 6 Audio of LG P500 CN1 CN600 U502 IC500 G G G Audio Sub system IC500 Headset Bias LDO U502 Sub FPCB B2B conn CN2 Camera conn CN600 Touch Conn CN1 Description Reference Description Reference ...

Page 74: ...LE SHOOTING XU yv islGzovv punG TROUBLE SHOOTING 4 1 RF Component U1002 FEM SW1001 RF SW FL1008 W2100 Duplexer FL2 W900 Duplexer U1003 W2100 W900 PAM U1001 RF Transceiver FL1005 W900 Tx saw filter FL1006 W2100 Tx saw filter U2 WCDMA LNA FL1001 EGSM 850 Rx saw filter FL1002 DCS PCS Rx saw filter X200 VCTCXO 4 TROUBLE SHOOTING ...

Page 75: ...Reference Description Reference Description U1001 RTR6285 Transceiver FL2 WCDMA VIII Duplexer U1002 GSM TX Module FEM GSM EDGE PAM U2 WCDMA I VIII LNA U1003 WCDMA Dual I VIII PAM X200 VCTCXO 19 2MHz FL1006 WCDMA I TX SAW Filter U1004 GPS LNA FL1005 WCDMA VIII TX SAW Filter FL1007 GPS SAW Filter FL1008 WCDMA I Duplexer SW1001 RF Antenna Connector U1004 GPS LNA FL1007 GPS Rx saw filter ...

Page 76: ...All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 2 SIGNAL PATH WCDMA I and VIII Band TX Signal PATH D2 WCDMA 2100 TX PATH E2 WCDMA 900 TX PATH F1 COMMON TX RX PATH ...

Page 77: ...right 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G WCDMA BAND I and VIII RX Signal PATH D1 WCDMA 2100 RX PATH E1 WCDMA 900 RX PATH F1 COMMON TX RX PATH ...

Page 78: ...served Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G GSM850 GSM900 DCS PCS s RX TX Signal PATH A GSM850 GSM900 DCS1800 PCS1900 RX PATH B GSM850 GSM900 DCS1800 PCS1900 TX PATH C COMMON TX RX PATH ...

Page 79: ...one of RTR6285 and PM7540 internal VCO Schematic of the Crystal Part 19 2MHz TP3 TP2 TP1 TP2 TP3 TP1 R208 220 R210 100K U201 3 2 4 1 5 VCC GND C220 0 1u C221 330p VREG_MSMA_2 6V VREG_TCXO_2 85V 330p C210 330p C207 C205 1n C206 0 1u 19 2MHz KT3225L19200DCW28RA0 X200 4 2 3 1 VCONT OUT GND VCC R205 100 R209 33 C208 10n TCXO_EN TCXO_RTR_19 2MHZ TCXO_PM_19 2MHZ RTR_TRK_LO_ADJ USBH_SYSCLK Clesed to TCXO...

Page 80: ...Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING CheckTP1 VCC ofTCXO VCC 2 85V Check the PM7540 No Yes CheckTP2 2 4V Voltage 0 4V Check the MSM7227 No Yes CheckTP3 19 2 MHz Signal Check soldering and components No Yes TCXO is OK ...

Page 81: ...y Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punGG G 4 4 Checking GSM TX Module GSM PAM FEM Block VBATT TP1 ANT_SEL0 ANT_SEL3 ANT_SEL2 ANT_SEL1 ...

Page 82: ... 0 1 D N G 9 D N G 8 D N G GND1 7 D N G GSM_IN 6 D N G VAPC GND5 VBATT GND4 BS2 GND3 BS1 GND2 _TXEN ANT E D O M WCDMA3 PGND4 PGND5 PGND6 P M E T 4 X R 3 X R 2 X R 1 X R WCDMA1 WCDMA2 7 D N G P 8 D N G P 9 D N G P PGND10 PGND11 PGND12 PGND13 PGND14 PGND15 PGND16 PGND1 PGND2 PGND3 39p C1024 0 3 1 4 R 47 R6 0 3 1 5 R VPWR_RF C1043 10u 75 R7 1 9 6 1 R C1045 1n 1n C1047 1n C1048 C1051 1n 1 9 5 1 R 47p ...

Page 83: ...e Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Check ANT_SEL 0 1 2 3 High Level 1 2V Voltage 3V Check theTP1 VBATT No Yes Check the Logic in each mode ...

Page 84: ...ved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING 4 5 CheckingWCDMA Block START 1 CheckTCXO 19 2MHz 6 Ro download SW Cal 2 Check FEM Block Refer to 1 4 3 Check RFTx Level 4 Check PAM Block Refer to 1 5 4 5 Check RF Level ...

Page 85: ...ronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 5 1Checking TCXO Block Refer to 1 3 4 5 2 Checking FEM Block Refer to 1 4 4 5 3 Checking RF TX Level Test Point TX Level TP1 TP2 TP3 TP4 ...

Page 86: ...L1027 3 3n L1025 12p 5 1 1 1 R I N D 3 6 1 1 R C1153 4 7n C1090 12p 2 7n L1035 5 6n L1021 C1081 DNI 8 7 1 1 R 0 18p C1079 C1088 15p C1086 8 2n L1033 DNI FL1008 7 5 8 4 9 2 3 1 6 ANT RX TX GND1 GND6 GND2 GND5 GND3 GND4 U1003 16 8 7 9 6 10 5 11 4 12 3 13 2 14 1 15 PGND1 IN_BAND_VIII OUT_BAND_VIII VMODE_0 GND3 VMODE_1 VCC2_2 VCC2_1 GND2 VEN_BAND_VIII OUT_BAND_I VEN_BAND_I GND1 IN_BAND_I CPL_OUT PGND2...

Page 87: ...For testing Max power output is needed Check ANT_SEL 0 1 2 High Low Low CheckTP1 Over 21dBm RFTx Level is OK Yes No Check PAM Block Refer to 1 5 4 CheckTP2 Over 21dBm CheckTX Module Yes No CheckTP3 Over 21dBm Check Duplexer Yes No CheckTP4 Over 7dBm Check RTR6285 Yes No RTR6285 Maximun output Power 7dBm RTR6285 minimun output Power 80dBm ...

Page 88: ...ly for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 5 4 Checking PAM Block PAM control signal W_PA_ON W_900_PA_ON C1096 W_2100_PA_ON C1095 and PAM Enable W_PA_RO PAM Gain Control W_PA_ON must be HIGH over 2 6V ...

Page 89: ...nics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 51 51 51 PAM IN OUT Signal When PAM is under the operation of high power mode WCDMA_PA_R0 C1929 Low PAM OUT power must be over 21 dBm PAM IN power must be under 10 dBm ...

Page 90: ... IN_BAND_VIII OUT_BAND_VIII VMODE_0 GND3 VMODE_1 VCC2_2 VCC2_1 GND2 VEN_BAND_VIII OUT_BAND_I VEN_BAND_I GND1 IN_BAND_I CPL_OUT PGND2 DNI L1020 6 8p C1078 3 3p C1089 5 6n L1029 33 R1022 18 R1023 VPWR_RF C1075 0 001uF 10u C1077 330p C1076 C1083 1n 22n L1026 C1084 5 6p C1092 1 5n 100p C1094 C1096 100p 100p C1095 L1031 DNI 1950MHz FL1006 5 2 4 1 3 G3 IN OUT G1 G2 L1130 27n 897 5 MHz 942 5 MHz FL2 7 5 ...

Page 91: ...c All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Set the phoneTx is On and PDM is 210 CheckTP3 Over 21dBm RFTx Level is OK Yes No Change the board CheckTP2 PA_RO 2 6V Check MSM7227 Yes No CheckTP1 Over 10 dBm Check RTR6285 Yes No ...

Page 92: ...0 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 5 5 Checking RF Rx Level Test Point RF Rx Level TP1 TP2 TP3 TP5 Bias TP4 ...

Page 93: ...D15 PGND16 PGND1 PGND2 PGND3 39p C1024 0 3 1 4 R 47 R6 0 3 1 5 R R1005 0 75p 18n L1004 VPWR_RF C1043 10u 75 R7 ANT1003 L11 DNI 1 9 6 1 R C1045 1n 1n C1047 ANT1002 C1003 15p 100p C1007 33p C1005 1n C1048 C1051 1n C1009 8 2n 1 9 5 1 R 47p C1044 SW1001 4 3 2 1 ANT COMMON G3 G4 R1004 3 3n ANT_SEL1 ANT_SEL2 ANT_SEL0 ANT_SEL3 GSM_PA_RAMP GND DCS_PCS_TX GSM_TX 0603 2mm 11dB 7dB GSM850 824 849MHz 8 0 6 1 ...

Page 94: ...5p C36 DNI C1148 10p C27 3 3n L7 2 7n L6 1 5p C37 22n L8 10n L9 2 2n L10 DNI C1128 22p C24 L4000 DNI 1 R24 3 3n C10 12p C28 0 0 1 R 27K R18 C1728 DNI 4 7p C15 C1928 DNI 100p C14 0 R14 RX_WCDMA_2100 RX_WCDMA_900_P RX_WCDMA_900_M RX_WCDMA_1900_SE INTER_RX_SW_SEL_1 INTER_RX_SW_SEL_2 LNA_GAIN_CONTROL 0603 TP3 TP3 TP4 TP4 K 1 9 1 0 1 R 7 6 0 1 C u 1 0 p 0 0 1 8 6 0 1 C 3 9p C1069 L1018 1 8n 2n L1017 L1...

Page 95: ...et the phone Rx is On Check BIAS over 2 1V Check bias block soldering No Yes Change the board CheckTP1 Signal exist Check RF Switch M S No Yes CheckTP2 Signal exist CheckTX Module Refer 1 4 No Yes CheckTP3 Signal exist Check Duplexer No Yes CheckTP4 Signal exist Check LNA No Yes CheckTP5 Signal exist Check RTR6285 and Rx SAW filter No Yes ...

Page 96: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING Start 1 CheckTCXO Block 4 Ro download SW Cal 2 Check ANT_SW Module 3 Check RF TRX Level 4 6 Checking GSM Block ...

Page 97: ... 98 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G 1 2 3 ...

Page 98: ...served Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING 㝘 HG 㵬㦤G 㠄㡸G 㵲㡸G G 㛺 UU㝘 HG 㵬㦤G 㠄㡸G 㵲㡸G G 㛺 UG TP1 TP2 TP3 4 6 1 Checking TCXO Block Refer to 1 3 4 6 2 Checking FEM Block Refer to 1 4 4 6 3 Checking RF TX level ...

Page 99: ...GND4 PGND5 PGND6 P M E T 4 X R 3 X R 2 X R 1 X R WCDMA1 WCDMA2 7 D N G P 8 D N G P 9 D N G P PGND10 PGND11 PGND12 PGND13 PGND14 PGND15 PGND16 PGND1 PGND2 PGND3 39p C1024 0 3 1 4 R 47 R6 0 3 1 5 R R1005 0 75p 18n L1004 VPWR_RF C1043 10u 75 R7 ANT1003 L11 DNI 1 9 6 1 R C1045 1n 1n C1047 ANT1002 C1003 15p 100p C1007 33p C1005 1n C1048 C1051 1n C1009 8 2n 1 9 5 1 R 47p C1044 SW1001 4 3 2 1 ANT COMMON ...

Page 100: ... CheckTCXO Block Refer to 1 3 CheckTP1 If GSM over 31 dBm If DCS PCS over 28 dBm GSM DCS PCSTx is OK Check other part Yes No Change the board CheckTP2 3 If GSM TP2 under 6 dBm If DCS PCS TP3 over 6 dBm Check ANT SW Block ASM EDGR PAM Refer to 1 4 Yes No Check RTR PAD Check soldering and components No Problem Still exist Problem START No ...

Page 101: ...102 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 6 4 Checking RF Rx Block TP1 TP2 TP2 TP1 ...

Page 102: ...82n L1008 0 5p L1011 DNI L1014 18n L1004 18n L1005 1842 5MHz 1960MHz FL1002 10 3 5 2 8 1 9 6 7 4 IN_1842_5 OUT_1842_5_1 OUT_1842_5_2 OUT_1960_1 IN_1960 OUT_1960_2 GND1 GND3 GND2 GND4 C1042 6 8n 5 6n C1040 C1052 6 8n 5 6n C1036 C1023 4 7p L1007 18n L11 DNI C1025 4 7p 22n L1010 2 2p C1016 2 2p C1004 12n L1013 33p C1005 881 5MHz 942 5MHz FL1001 10 3 5 2 8 1 9 6 7 4 IN_881_5 OUT_881_5_1 OUT_881_5_2 OU...

Page 103: ...0 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Set the phone Rx is On CheckTP1 Signal exist Check RF Switch M S No Yes Change the board CheckTP2 Signal exist Check FEM Block Refer 1 4 No Yes ...

Page 104: ...ervice purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 7 GPS WIFI BT RF Component RF Component GPS Reference Description ANT1005 ANTENNA PAD connected to Carrier type antenna ANT1006 GND PAD FL1007 GPS SAW FILTER U1004 GPS LNA ANT1005 ANT1006 FL1007 U1004 ...

Page 105: ...lectronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G RF component WiFi BT Reference Description ANT1 ANTENNA PAD connected to Carrier type antenna ANT2 GND PAD U500 WiFi BT module 6 5 5 ...

Page 106: ...10 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 8 GPS WIFI BT SIGNAL PATH GPS Signal PATH main board bottom GPS Rx PATH ...

Page 107: ...108 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING XU yv islGzovv punG G G WiFi BT Signal PATH WiFi BT Tx and Rx PATH ...

Page 108: ...right 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 9 GPS WIFI BT Trouble shooting 4 9 1 A GPS Block TP1 TP2 ...

Page 109: ...Change the board CheckTP2 About 2 6V Check SW and NV item No Yes 12 R1025 FL1007 5 2 6 4 3 1 IN OUT G OUT_NON 1 G 2 G DNI C1097 L1034 DNI L12 100p L1032 DNI DNI C1105 U1004 3 2 5 4 1 N I _ F R FIL_OUT VDD S_D GND C1099 0 1u 18p C1098 L1036 3 3n R1026 1K 6 8p C1107 C1093 DNI ANT1006 C1091 47p VREG_RF_2 7V ANT1005 5 6n L1028 L1039 100p 8 2n C1106 GPS_IN GPS_MODE DIVERSITY_IN Near To LNA Schematic of...

Page 110: ...s Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G 4 9 2 WLAN BT FM Block 1 2 3 START 1 Check the Power Component Change 2 Check the Clock 3 Check the Module ...

Page 111: ...R S B B T U O V _ R S O I D D V U P _ L A T X D S _ O I D D V T U O _ 2 P 1 _ G I D T U O _ 2 P 1 _ G L N A O D L V 2 P 1 _ N I V T U O _ 2 O D L N L A D S _ T B L C S _ T B 1 O I D U A 2 O I D U A N _ T S R _ T B 7 D N G C30 0 1u 4 3 5 C u 2 2 C32 0 1u C533 1u C535 1n C33 4 7uF ANT1 1u C8 C17 47p C9 2 2u TP12 C1 0 001uF TP9 TP1 TP3 TP11 TP4 TP10 R1 0 C6 2 2uF TP13 VPWR VREG_MSMP_2 6V C34 4 7uF TP...

Page 112: ...r training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING XU yv islGzovv punG G G ΖΤΥ ΡΠΚΟΥ ͿΖΥ ΟΒΞΖ ΖΤΔΣΚΡΥΚΠΟ Έ ΠΨΖΣ ΗΠΣ ͳ ΈΚͷΚ ͳͳ ΔΠΣΖ ΒΟΕ ΈΚͷΚ ΡΠΨΖΣ ͲΞΡ ͳΒΥΥ Ͷ ΐ ΐ ΠΨΖΣ ΗΠΣ ͳ ΡΠΨΖΣ ͲΞΡ Ͷ ΐ ΐ ΠΨΖΣ ΗΠΣ ΙΠΤΥ ΚΟΥΖΣΗΒΔΖ ΖΤΥ ΡΠΚΟΥ ΖΤΔΣΚΡΥΚΠΟ TP1 TP2 TP3 ...

Page 113: ...Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING START TP1 1 2 3 is OK Check the power block No Yes Board change SDIO OK UART OK Module check Yes No ...

Page 114: ...E SHOOTING 6 0 5 R K 0 0 1 C536 1u 4 3 5 C u 2 2 C533 1u C535 1n U501 5 3 2 4 1 VOUT VIN GND STBY D N G P VPWR VDD_TCXO VDD_TCXO 26MHz X500 TG 5010LH 87N 4 2 3 1 NC OUT GND VCC CLK_REQ CLK_IN 0603 0603 3 0 6 0 3 0 6 0 26MHz TCXO TCXO LDO TP1 TP2 Main clock part XU yv islGzovv punG G G Main clock part CLK_IN TP1 TP2 TP1 TP2 TP2 ...

Page 115: ...ne in a TEMCELL in case of radiation test 3 Set discover after push menu button of the tester and select the link analyzer 4 After set test mode confirm the connection state 5 Measure the power of full channel after hopping mode is selected to ON 6 You can select wanted test cases after getting an optimized power 7 Blue tooth On Off Menu KeyÆsettingsÆWireless controlsÆBluetoothÆTurn on Turn off j ...

Page 116: ...ing and PS_HOLD D404 go to High z G i G UG G GZU W Ovj Pf hYWG G G G G f tztjX XUY SG tztjY XUY SG tztw YU SG tztl XU_ SG G j v YU_ SG G G tzth YU G G fG p G G fG XGaGX UYtG j G G G G G i XUGj G G G G G G G G G G G G j G Gt G G j G Gt G G uv lz lz lz lz uv uv uv y G G G START Battery voltage higher than 3 70V OCV Change or charging the Battery No Yes Redownload SW image VA20 hight to low when key ...

Page 117: ... 118 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ TP1 KPD_PWR_N go to low ...

Page 118: ...10 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ VMSMC2_1 2V VMSMC1_1 2V VMSME_1 8V VMSMP_2 6V VMSMA_2 6V VTCXO_2 85V PS_HOLD ...

Page 119: ...or C407 100u VPWR_RF 10n C408 VCHG_VBUS VBAT Q400 5 6 4 7 3 8 2 9 1 10 DRAIN_B NC1 COLLECTOR_B COLLECTOR EMITTER SOURCE BASE DRAIN NC2 GATE 0 0 4 R 1 0 10u C409 VPWR VPWR_RF VPWR ISNS_P CHG_CTL_N BATT_FET_N 2mm 1608 2009 11 16 changed 1608 10V 2mm 1 ISNS_M Charging Procedure Connect TA or u USB Cable Control the charging current by PM7540 IC Charging current flows into the battery Check Point Conn...

Page 120: ...Check the pin and battery Connect terminals of I O connector Connection OK No Yes Is the u USB Cable voltage 4 8V or 5 0V No Yes Is it charging properly After turning on START Check PMIC SMT status by X ray Exchange PMIC or Change the main board and Retest Change I O connector ChangeTA or u USB cable END Yes No ChargerTroubleshooting Flow ...

Page 121: ...ntrol signals are generated by ISX005 and MSM7227 Check the camera Conn and reconnect the camera Camera is OK No Change the Main board END Yes Check IOVDD TP5 DVDD TP6 AVDD TP7 START Yes Check the EMI Filter FL601 FL602 Camera is OK No No Yes MSM 7227 output signal check MCLK TP1 PCLK TP2 Reset TP3 Standby TP4 Change the camera Yes END Change the Filter FL601 FL602 No No Yes ...

Page 122: ...AM_HSYNC AUDIO MOTION_I2C_SCL LIN_PWM_FREQ MUIC_I2C_SDA MUIC_I2C_SCL MUIC_INT EARJACK_SENSE PA_ON1 HS_MIC_BIAS_EN CAM_DATA 1 CAM_DATA 0 CAM_RESET_N CAM_PWDN CAM_DATA 4 CAM_DATA 5 CAM_DATA 6 CAM_DATA 7 CAM_PCLK COMPASS_DRDY KEY_COL 2 KEY_COL 1 KEY_COL 0 KEY_ROW 1 KEY_ROW 0 WLAN_REG_ON LNA_GAIN_CONTROL DIVERSITY_LNA_EN MOTION_I2C_SCL MOTION_I2C_SDA REV E_CHANGED_0517 TP1 FL600 7 5pF 0 1 5 6 4 7 3 8 ...

Page 123: ...6V CAM_AF_2 8V FB603 120 CAM_DVDD_1 2V CN600 17 16 15 14 13 12 11 10 9 8 7 6 5 31 4 32 3 33 2 34 1 30 29 28 27 26 25 24 23 22 21 20 19 18 R605 12 CAM_AVDD_2 7V 3 1 6 C u 0 1 4 0 6 R K 2 2 3 0 6 R K 2 2 C605 4 7u C604 4 7u CAM_MCLK CAM_I2C_SCL CAM_I2C_SDA FLT_CAM_VSYNC FLT_CAM_HSYNC CAM_RESET_N CAM_PWDN CAM_PCLK FLT_CAM_DATA 0 FLT_CAM_DATA 1 FLT_CAM_DATA 2 FLT_CAM_DATA 3 FLT_CAM_DATA 4 FLT_CAM_DATA...

Page 124: ...ontrol signals are generated by MSM7227 Those signal s path are MSM7227 LCD Module Press END key to tun the power On Is the circuit powered Yes END Follow the Power ON trouble shooting No LCD display OK START No Check Power VREG_LCD_1 8V TP1 VREG_LCD_2 8V TP2 No Change the Main board Disconnect and reconnect LCD connector Change the LCD module The LCD works Yes Yes Yes ...

Page 125: ... 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 1 D Z FL603 0 1 9 8 4 7 3 6 2 5 1 P1 P5 P2 P6 P3 P7 P4 P8 1 G 2 G VREG_LCD_2 8V VREG_LCD_1 8V D600 4 3 5 2 6 1 2 2u C616 C617 2 2u WLED_PWR C4 4 7u WLED5 WLED4 WLED3 WLED2 WLED1 WLED6 WLED7 LCD_RESET_N LCD_MAKERID_LOW MDDI_P_STB_M MDDI_P_STB_P MDDI_P_DATA_M MDDI_P_DATA_P LCD_VSYNC_O 3 2 HVGA LCD Connector TP2 TP1 ...

Page 126: ...nd Key click Î Phone number click Î Call connected Î Object moved at the sensor Î Control the screen s on off operation automatically Measurement VREG_MSMP_2 6V VREG_PROX_2 6V PROX_OUT PROX_COMPASS_I2C_SCL SDA Object moved at the Proximity Sensor LCD off No Check PROXI_SDA SCL output Prox_out No No Work well START END Change the Proximity Sensor U700 No Yes Send Key click call connected Chang the ...

Page 127: ...ning and service purposes 4 TROUBLE SHOOTING ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ VREG_MSMP_2 6V U700 5 4 6 3 7 2 8 1 LEDA SCL LEDC SDA VCC VIO VOUT GND C707 1u R700 10 C708 0 1u R703 10 VREG_PROX_2 8V R702 4 7Kohms R701 4 7Kohms C709 4 7u 10u C705 PROX_OUT PROX_COMPASS_I2C_SCL PROX_COMPASS_I2C_SDA TP1 TP2 TP3 ...

Page 128: ... worked as below Accelerometer Sensor function On Î Tilt the phone 90 Î The screen is had rotated automatically Measurement VREG_MSMP_3 0V MOTION_INT MOTION_I2C_SDA SCL Tilt the phone The screen is ratated No MOTION_INT output No Yes Work well START END Change the Main board No Yes Accelerometer Sensor function On Change the Main board Yes Check mation_I2C_SDA SCL output No Change the Motion Senso...

Page 129: ...s 4 TROUBLE SHOOTING 0 4 5 C u 1 0 U503 6 1 7 6 5 4 8 3 9 2 10 1 11 12 13 4 1 5 1 2 D E V R E S E R D D V GND3 GND2 INT1 VDD_IO RESERVED1 NC1 INT2 NC2 S C SCL_SPC GND1 O D S _ I D S _ A D S 0 A S _ O D S 4 D N G VREG_MOTION_3 0V 10u C541 8 1 5 R K 2 2 9 1 5 R K 2 2 MOTION_INT MOTION_I2C_SCL MOTION_I2C_SDA TP1 TP3 TP2 ...

Page 130: ... Compass Sensor is worked as below Compass Sensor function On Measurement VREG_MSMP_2 6V VREG_MOTION_3 0V PROX_COMPASS_I2C_SCL SDA COMPASS_DRDY Chang the position of thr phone The direction is correct No Check the COMPASS_DRDY PROX_COMPASS_I2C_SDA SCL output No Yes Work well START END Change the Compass Sensor U1 No Yes Compass Sensor function On Chang the main board Yes ...

Page 131: ...aining and service purposes 4 TROUBLE SHOOTING ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ C706 470n VREG_MSMP_2 6V VREG_MOTION_3 0V 4 0 7 C n 0 1 U1 12 11 10 9 5 4 6 3 7 2 8 1 D D V D G E R V A D N G S D N G D D V A ADDR SCL NC1 T N I VPP DRDY SDA PROX_COMPASS_I2C_SCL PROX_COMPASS_I2C_SDA COMPASS_DRDY TP3 TP2 TP1 ...

Page 132: ...h touch window Î Vibration feedback U601 Used the PWM pulse Measurement VREG_MOTOR_3 3V LIN_PWM_FREQ MTR_N_2sub MTR_P_2sub Output of U602 OK L42 L18 Yes No VREG_MOTOR_3 3V C624 is3 3V LIN_PWM_FREQ U602 isworking START Check SW Change the Q coin Motor VB700 Yes No Reboot CheckanU602SMTstatusbyX ray Exchangeit Work well Yes No END Measurement VREG_MOTOR_3 3V LIN_PWM_FREQ MTR_N_2sub MTR_P_2sub ...

Page 133: ...23 0 1u R614 4 7Kohms R617 51K C625 10n R612 100K R618 1K R615 1K R616 51K VREG_MOTOR_3 3V VREG_MOTOR_3 3V U602 B2 C1 A1 B1 B3 C2 A3 C3 IN VDD IN VO _SHUTDOWN VO BYPASS GND Q600 C B E GND IN OUT C624 0 1u R619 100K LIN_PWM_FREQ MTR_P_2sub MTR_N_2sub 1 1 1 1 1 1 TP2 VB700 2 1 3 L n 5 1 4 A V 3 A V n 5 1 1 L MTR_N_2sub MTR_P_2sub TP1 TP4 TP3 ...

Page 134: ... 135 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ ...

Page 135: ...ectronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 164 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 5 DOWNLOAD LG P500 LG P500 5 DOWNLOAD ...

Page 136: ...ll right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD 165 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD LG P500 LG P500 LG P500 ...

Page 137: ... 2010 LG Electronics Inc All right reserved Only for training and service purposes 166 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD LG P500 LG P500 5 DOWNLOAD ...

Page 138: ...ll right reserved Only for training and service purposes LGE Internal Use Only 167 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD LG P500 LG P500 LG P500 5 DOWNLOAD ...

Page 139: ...ight 2010 LG Electronics Inc All right reserved Only for training and service purposes 168 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD LG P500 5 DOWNLOAD ...

Page 140: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 169 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD 5 DOWNLOAD ...

Page 141: ...opyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 170 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 5 DOWNLOAD ...

Page 142: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 171 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD 5 DOWNLOAD ...

Page 143: ...opyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 172 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 5 DOWNLOAD ...

Page 144: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 173 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD 5 DOWNLOAD ...

Page 145: ... All right reserved Only for training and service purposes 174 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 5 DOWNLOAD ...

Page 146: ...d Only for training and service purposes LGE Internal Use Only 175 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 5 DOWNLOAD ...

Page 147: ... Electronics Inc All right reserved Only for training and service purposes 176 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD LG P500 LG P500 LG P500 LG P500 5 DOWNLOAD ...

Page 148: ...n Q Motor WHVM 1030Q10 Q Motor WHVM 1030Q10 GPIO_28 LIN_PWM_FREQ MT29C4G96MAZAPCJA 5 IT MIC MIC Speaker R i TCXO_19 2MHz Kyocera RTR_TRK_LO_ADJ TCXO_RTR_19 2MHz TCXO_PM_19 2MHz MOTION_I2C Prox Sensor GP2AP002S00F PROX_I2C MOTION Sensor KR3DM MOTION INT Back Key I2C LINE_ON OP EAR1_OP ON HPH_L R LINE_OP LINE_ON RCV_P N HPH_R HPH_L SPK_RCVP N Receiver 3 5 pi Earjack EAR_L R COMPASS_I2C Digital Compa...

Page 149: ... Duplexer LB_RF_OUT2 WPRXLBN TX SAW FILTER TX SAW FILTER TX SAW FILTER TX SAW FILTER W900 Duplexer W900 Duplexer WCDMA900 TX WCDMA2100 TX VMODE0 GPS_Mode GPIO57 CPL OUT TX IQ SKY77544 PDET_IN TX IQ Duplexer Duplexer FILTER FILTER HB_RF_OUT2 VMODE1 PA_ON1 PA_ON0 GPIO22 PA_ON0 WCDMA Dual PAM External LNA RFINH RFOUTH RX SAW RX SAW CPL_OUT PA_R1 TX_IQ PRX_IQ PRX_IQ LB_RF_OUT1 G850 900 HB_RF_OUT1 TX_I...

Page 150: ...DFN 1B 0 1B 1B5 B21 6 2B 0 6 2B 5 B21 3 2 3 2 17 3 2 1B5 6 7B1 1B6 2 7B8 57B7 7B8 57B5 B567B1 6 2 UNBC 3 2 3 2 7227 3 2 7B8 57B 76 7B8 57B576 7B8 57B5 7B8 57B7 7B8 57B567B1 7B8 57B 76B1 LBEH19U MSM7 3 2 3 2 3 2 PM7540 SLEEP_CLK LPO Clock 32 768KHz 7B5 6 7B1 7B3 0B6 1 7B3 0B 1 7B567B1 7B3 0B6 1 7B3 0B287 3 2 3 2 3 2 6B B 1 26MHz 32 768KHz 7B3 0B 287 7B3 0B 7B 83 7B 3 2B 7B3 0B 1 7B3 0B 3 2 3 2 3 2 ...

Page 151: ... 152 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 152: ...II OUT_BAND_I VEN_BAND_I GND1 IN_BAND_I CPL_OUT PGND2 C1093 DNI 2140MHz FL1003 4 5 1 3 2 G1 O1 IN G2 O2 10n C1013 10n C20 DNI L1020 6 8p C1078 DNI R12 3 3p C1089 5 6n L1029 33 R1022 18 R1023 VPWR_RF C1075 0 001uF 10u C1077 330p C1076 C1083 1n 22n L1026 C1084 5 6p C1092 1 5n 100p C1094 C1096 100p 100p C1095 4 3 0 1 C u 1 0 33p C1118 C1127 DNI p 2 2 1 3 0 1 C p 2 2 3 3 0 1 C VREG_TCXO_2 85V ANT1006 ...

Page 153: ... B U _ 2 I B E N _ B L _ 2 I B E N _ 0 Y S U B _ 2 I B E R E P I W R L _ S T L L _ S T R U _ S T L U _ S T 2 3 1 _ O I P G 1 3 1 _ O I P G 0 3 1 _ O I P G 9 2 1 _ O I P G 8 2 1 _ O I P G 7 2 1 _ O I P G 6 2 1 _ O I P G 5 2 1 _ O I P G 4 2 1 _ O I P G 3 2 1 _ O I P G 2 2 1 _ O I P G 1 2 1 _ O I P G 0 2 1 _ O I P G 9 1 1 _ O I P G 8 1 1 _ O I P G 7 1 1 _ O I P G 6 1 1 _ O I P G 5 1 1 _ O I P G 4 1 1...

Page 154: ... _ D D V 1 _ C N 2 _ C N 3 _ C N 4 _ C N 5 _ C N 6 _ C N 7 _ C N 8 _ C N 9 _ C N 0 1 _ C N 1 1 _ C N 2 1 _ C N 3 1 _ C N 4 1 _ C N 5 1 _ C N 6 1 _ C N 7 1 _ C N 8 1 _ C N 9 1 _ C N 0 2 _ C N 1 2 _ C N 2 2 _ C N 3 2 _ C N 4 2 _ C N 5 2 _ C N 6 2 _ C N 7 2 _ C N 8 2 _ C N 9 2 _ C N 0 3 _ C N 1 3 _ C N 2 3 _ C N 3 3 _ C N 4 3 _ C N 5 3 _ C N 6 3 _ C N 7 3 _ C N 8 3 _ C N 9 3 _ C N 0 4 _ C N 1 4 _ C N...

Page 155: ...D N G 6 D N G 7 D N G 8 D N G 9 D N G 0 1 D N G 1 1 D N G 2 1 D N G 3 1 D N G 4 1 D N G 5 1 D N G 6 1 D N G 7 1 D N G 8 1 D N G 9 1 D N G 0 2 D N G 1 2 D N G 2 2 D N G 3 2 D N G 4 2 D N G 5 2 D N G VREG_RF_2 7V C450 2 2u VREG_MSME_1 8V VPWR 9 2 4 C n 1 L404 4 7u VREG_LCD_1 8V VREG_MSME_1 8V VREG_MSMP_2 6V 4 7u L401 R407 4 7 K 0 5 1 6 2 4 R VREG_HPVDD_1 8V TP400 TP401 VREG_MSMP_2 6V TP402 200K R428...

Page 156: ...MP_2 6V C9 2 2u TP12 C1 0 001uF TP9 TP1 TP3 TP11 TP4 C509 33n U502 5 3 2 4 1 VOUT VIN GND STBY D N G P TP10 R1 0 C6 2 2uF 9 6 1 1 R K 7 4 TP13 VPWR VREG_MSMP_2 6V MIC1 6 5 4 3 2 1 OUT G1 G2 G3 PWR G4 C34 4 7uF 33n C510 TP8 10uF C19 0 1u C31 TP6 VREG_MSMP_2 6V C518 2 2u L K J I H G F E D C B A 12 11 10 9 8 7 6 5 4 3 2 1 L K J I H G F E D C B A 12 11 10 9 8 7 6 5 4 3 2 1 VA615 2 0 5 R 0 2 VREG_MSMP_...

Page 157: ... IN VO _SHUTDOWN VO BYPASS GND Q600 C B E GND IN OUT C624 0 1u WLED_PWR LD3 LD2 C1931 2 2u CAM_IOVDD_2 6V CAM_DVDD_1 2V CAM_AVDD_2 7V C610 2 2u C609 2 2u C611 2 2u 2 2u C612 VREG_MOTOR_3 3V 4 7K R601 4 7K R600 VREG_MSMP_2 6V 2 0 6 R K 0 0 1 VPWR C600 1u C601 1u 7 0 6 C u 2 2 u 2 2 2 0 6 C 4 7 1 1 R 1 CAM_AF_2 8V FB603 120 CAM_DVDD_1 2V CN600 17 16 15 14 13 12 11 10 9 8 7 6 5 31 4 32 3 33 2 34 1 30...

Page 158: ...4 8 3 9 2 10 1 G1 G2 G3 G4 KB702 KB701 KB703 R703 10 KB704 VREG_PROX_2 8V 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 L K J I H G F E D C B A L K J I H G F E D C B A 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R702 4 7Kohms R701 4 7Kohms C709 4 7u U1 12 11 10 9 5 4 6 3 7 2 8 1 D D V D G E R V A D N G S D N G D D V A ADDR SCL NC1 T N I VPP DRDY SDA 10u C705 CN5 2 1 VA2 MOTION_INT PROX_OUT KPD_PWR_N TOUCH_I2C...

Page 159: ...8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 n 3 3 2 L 4 A V 3 A V 0 1 7 R K 0 2 2 S700 GND DAT2 CD_DAT3 CMD VDD CLK VSS CARD_DETECT DAT0 COVER_DETECT1 DAT1 n 5 1 1 L C705 1u 6 0 7 A V K 7 4 3 0 7 R K 7 4 4 0 7 R K 7 4 5 0 7 R 6 0 7 R K 7 4 K 7 4 7 0 7 R VREG_MMC_3 0V VREG_MSMP_2 6V VREG_MMC_3 0V VREG_MSMP_2 6V CN701 2 1 MMC_DATA 3 MMC_DATA 3 MMC_DATA 0 MMC_DATA 0 MMC_DATA 1 MMC_DATA 1 MMC_DATA 2 MMC_DATA...

Page 160: ... 161 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 BGA Pin Map 8 BGA Pin Map ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ 8 BGA PIN MAP MCP ...

Page 161: ... 162 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 8 BGA Pin Map ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ MSM7227 ...

Page 162: ... 163 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 BGA Pin Map ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ RTR6285 Top View ...

Page 163: ... 164 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 8 BGA Pin Map ͽ Ͷ ͺΟΥΖΣΟΒΝ ΆΤΖ ΟΝΪ PM7540 PMIC ...

Page 164: ...203 1 0 2 C 3 D L R1175 LD2 5 N C MIC1 2 0 2 C 3 0 7 B K 0 0 7 B F 1 0 7 B F VA615 3 7 1 1 R C1931 VA614 VA612 2 7 1 1 R VA613 VA611 4 D L 4 0 7 B K 5 0 7 C C709 R700 0 0 7 U C707 C708 3 0 7 R 1 0 7 R 9 6 1 1 R Q601 2 0 7 R 8 6 1 1 R 2 0 7 B K LD1 R1174 LG P500_MAIN_SPFY0233701 1 1_PLACE_TOP MIC1 Microphone no far end voice no voice recording ...

Page 165: ...701C R1019 3001LF C1076 3801C 6201L 5201L C1929 0201L C1078 5701C C1154 0111C 2 L F 1201L C1103 C1111 C1102 C1112 L1040 11R R405 R401 FL1013 1CI CN600 TP300 R211 C222 C340 6101R C224 C1053 C1054 C1070 2211C 9601C 8101L C13 L1120 C1081 C11 R14 013C 603C 606C C317 C318 R214 R220 TP200 C342 523C 323C C338 C324 623C 303R R212 C226 302R 2 0 2 U C225 0801C 9101L C1062 C1061 C1162 C1049 5101C L4000 C1123...

Page 166: ...Electronics Inc All right reserved Only for training and service purposes R703 VA702 4 0 7 R 5 0 7 A V 1 A V 2 A V VA706 5 0 7 C R700 VA704 VA703 C706 R706 0 1 7 R R705 VA700 3 A V 4 A V 1 0 7 C 9 0 7 R 1 0 7 A V 7 0 7 R BAT1 LG P500_F_SUB_SPCY0242301 1 1_TOP ...

Page 167: ...9 PCB LAYOUT 168 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LG P500_F_SUB_SPCY0242301 1 1_BOT 107NC 007S 007BV 4L L3 CN1 2L L1 ...

Page 168: ...cs Inc All right reserved Only for training and service purposes LGE Internal Use Only 10 RF CALIBRATION 10 RF CALIBRATION 10 1 Configuration of Tachyon 10 1 1 Configuration of directory LG P500 LG P500 LG P500 LG P500 LG P500 LG P500 ...

Page 169: ... is present Model Solution Qualcomm EMP ADI INFINEON MODEL NAME LGGW620 LGSH470 BUYER NAME SKT TEL VIVO OCX Conponent files PhoneCmd Phone communication file Report Report Files is present Caldata test data File D escrip tio n MODEL NAME _Calibration XML There are imformations to calibrate Itconsist of calibration items MODEL NAME _CallSetup XML There are imformations to call MODEL NAME _NV INI It...

Page 170: ...y for training and service purposes LGE Internal Use Only 10 2 How to use Tachyon 10 2 1 Model selection Follow the procedure before start calibration auto test a Click the icon in tool bar Then you can see the below screen b Select Model LGP500 10 RF CALIBRATION ...

Page 171: ...ed Only for training and service purposes 10 RF CALIBRATION c Select the model You should select LGP500 d Select the buyer must be double clicked Then you can see PASS in Config File Check e Click select button LGP500 LGP500 LGP500 LGP500 LGP500 LGP500 LGP500 LGP500 LGP500 C D E ...

Page 172: ...ice purposes LGE Internal Use Only 10 2 2 Start cal auto a Click calibration autotest button in Tool bar b Calibration autotest will be executed in order 1 Precede Action NV write Test command send 2 Calibration 3 Auto test 4 After action Phone reset Change UE to AMSS 10 RF CALIBRATION ...

Page 173: ...ce purposes 11 STAND ALONE TEST 11 STAND ALONE TEST Hidden Menu Start Start shortcut keys 3845 500 Hidden Menu List Start the desired menu Menu click Version Info Classified Information representation Factory Reset Format SD Card SD Card Data reset Factory Reset Changing the Factory Delete Userdata Disabled ...

Page 174: ... the factory with the ability to view the results screen Device Test List Auto All Test Device functionality testing at the factory to use Auto All Test Result Test Result LCD Test Display test Color Proximity Test Proximity Sensor Vibrator Test Vibrator test Camera Test Camera Cam test Sound Test Sound test RTC Test Date Time Setting Touch Test Display touch test Motion Sensor test Motion Sensor ...

Page 175: ...est List Manual Test Click on the following screen Automatic Test Automatically without clicking White Display Black Display Red Green Blue White Display Red Green Blue White Display 2 Proximity Test Phone contact with your fingers in the top of the sensor determine the sensor response Away 1 Near 0 Vibrator test A case by state vibration tests ...

Page 176: ... Only 11 STAND ALONE TEST Camera test Menu features disabled This feature is part of Auto All Test replaced by Auto All Test Camera test Cam test Sound test Ring Ringtone test Effect Sound Message Tone Loop Back test Mic Speak loop Back test Audio CAL Tool Setting Ring menyujung Enabled RTC test Date time setting ...

Page 177: ... TEST Touch test Finger Print Free mode test Grid Touch Test Block mode on touch point mode test Touch Key Test key test Grid Touch Color Change Block Touch Test Motion Sensor test Motion Sensor test 4 Check the operation of the sensor in the direction of lean External Memory Test SD Card test Write a test check of the SD Card memory ...

Page 178: ... TEST Key Compass Test SD Card Check Recognition SIM Card Check Recognition Up Down key Check Recognition End Call key Check Recognition Menu key Check Recognition Home key Check Recognition Back key Check Recognition Search key Check Recognition Compass test GPS Test GPS test GPS check recognition ELT Test Automatic Mode Manual Mode ...

Page 179: ...ll right reserved Only for training and service purposes 11 STAND ALONE TEST ELT Test Automatic Mode LCD Automatic on off test time setting ELT Manual Test LCD Backlight Ringtone Vibrator Camera Audio Loopback test on the device is working The ability to use plant ...

Page 180: ...Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes SMZY00 MTAD00 ACGK00 MBJZ00 MBJZ01 ACGM00 SNMF00 EBR00 SVCY00 ACKA00 SPKY01 ABFZ01 SJMY00 EBR01 SUSY00 GMZZ00 MBFZ01 SPKY00 SBPL00 ACQ00 GMEY00 ABM00 SUMY00 ADCA00 SVLM00 ABFZ00 AKAC00 ...

Page 181: ... 182 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 182: ...e MLAB0006701 COMPLEXGS505TMOZZ WithoutColorCOMPLEX empty 6 MTAZ01 Tape MTAZ0347201 COMPLEXLG P500ORFZZ WithoutColorCOMPLEX empty 6 MTAZ00 Tape MTAZ0366501 COMPLEXLG P500ORFZZ WithoutColorCOMPLEX empty 5 ADB048600 DomeAssembly Metal ADCA0117901 LG P500ORFZZ WithoutColor 5 MDJ000000 Filter MFBZ0031701 COMPLEXLG P500ORFZZ WithoutColorCOMPLEX empty 6 SC2 CanAssembly Shield ABM73436401ත2 LGP500 AORFZY...

Page 183: ...PLEXLG LX260SPRAGZZ WithoutColor 2 MAY047100 Box Master MBEE0061001 COMPLEXGD510CZESVZZ WithoutColor 2 MAY084000 Box Unit MBEF0150301 COMPLEXLG P500DEUBIZZ WithoutColorPRINTING EU1W_LG P500_ENG_ENGOpen_EU 2 MEZ003500 Label Barcode MLAC0004541 COMPLEXHB620KPNBKZZ WithoutColor 2 MEZ047200 Label MasterBox MLAJ0004402 COMPLEXCG300CGRZZ WithoutColorLABEL MASTERBOX forCGRTDR2VER mbox_label 2 MEZ000001 L...

Page 184: ...080DK8pF0 25PF50VNP0 55TO 125C1005R TP ROHMSemiconductorKOREACORPORATION 6 C1119 C1120 C23 C27 C459 C460 Capacitor Ceramic C hip ECCH0000110 MCH155A100D10pF0 25PF50VNP0 55TO 125C1005R TP ROHMSemiconductorKOREACORPORATION 6 C1003 C1088 Capacitor Ceramic C hip ECCH0000112 MCH155C150J15pF5 50VNP0 55TO 125C1005R TP ROHMSemiconductorKOREACORPORATION 6 C1079 C1098 Capacitor Ceramic C hip ECCH0000113 MCH...

Page 185: ...hip ECCH0000180 GRM1555C1H3R3C3 3pF0 25PF50VNP0 55TO 125C1005R TP MURATAMANUFACTURINGCO LTD 6 C400 C401 Capacitor Ceramic C hip ECCH0000182 GRM155R61A104K0 1uF10 10VX5R 55TO 85C1005R TP MURATAMANUFACTURINGCO LTD 6 C1084 Capacitor Ceramic C hip ECCH0000185 GRM1555C1H5R6C5 6pF0 25PF50VNP0 55TO 125C1005R TP MURATAMANUFACTURINGCO LTD 6 C1069 C1080 Capacitor Ceramic C hip ECCH0000195 GRM1555C1H3R9C3 9p...

Page 186: ...C1608R TP TDKCORPORATION 6 C4 C433 C434 C435 C436 C5 Capacitor Ceramic C hip ECCH0007802 CV105X5R475M10AT4 7uF20 10VX5R 55TO 85C1608R TP KYOCERACORP 6 C1043 C323 C327 C333 C338 C409 C427 C428 C438 C503 C541 Capacitor Ceramic C hip ECCH0007803 CL10A106MP8NNNC10uF20 10VX5R 55TO 85C1608R TP0 8MMSAMSUNGELECTRO MECHANICSCO LTD 6 C534 Capacitor Ceramic C hip ECCH0007804 CL05A225MP5NSNC2 2uF20 10VX5R 55T...

Page 187: ...CH0017501 CL10A226MQ8NRNE22uF20 6 3VX5R 55TO 85C1608R TP0 8MMSAMSUNGELECTRO MECHANICSCO LTD 6 C1054 C1056 C1160 C1162 C308 C452 C453 C604 C605 C611 Capacitor Ceramic C hip ECCH0017601 CL05A475MQ5NRNC4 7uF20 6 3VX5R 55TO 85C1005R TP0 5MMSAMSUNGELECTRO MECHANICSCO LTD 6 C407 Capacitor TA Conformal ECTH0002703 TCTAL1A107M8R0 0001F20 10V50UA 55TO 125C0OHM3 2x1 6x1 1NONESMDR TPROHMCO LT D 6 C613 Capaci...

Page 188: ...O 125C1005R TP TDKKOREACOOPERATION 6 L1011 Capacitor Ceramic C hip ECZH0001002 C1005CH1H0R5BT000F0 5pF0 1PF50VNP0 55TO 125C1005R TP TDKKOREACOOPERATION 6 C1930 C405 C442 C443 C504 C507 C508 C511 C514 Capacitor Ceramic C hip ECZH0001215 C1005X5R1A105KT000F1uF10 10VX5R 55TO 85C1005R TP TDKKOREACOOPERATION 6 C706 Capacitor Ceramic C hip ECZH0001217 GRM155R60J474K470nF10 6 3VX5R 25TO 70C1005BK DUP MUR...

Page 189: ...606 PRSB6 8C4 7V5 7 10W R TP2P1PROTEKDEVICESINC 6 D600 D601 Diode TVS EDTY0009801 VSMF05LCC5V6V12V2A25WSOT 963R TP6P5PROTEKDEVICESINC 6 D400 D500 D501 D502 D503 D504 ZD1 Diode TVS EDTY0010101 ESD9B5 0ST5GESD9B5 0ST5G SOD 923 5V 300mW R TP 15pFSCGHONGKONGSARLTD 6 C1092 R1004 Inductor Multilayer Chip ELCH0001033 HK10051N5S T1 5NH0 3NH0V8A13GOHM50mHZ300mNONSHIELD11 0X 0 5X0 5MMR TPTAIYOYUDENCO LTD 6 ...

Page 190: ... 5MMR TPPILKORELECTRONICSL TD 6 L1010 L1026 Inductor Multilayer Chip ELCH0004711 1005GC2T22NJ0022NH5 0V200mA0 8OHM1 5GHZ8NON SHIELD11 0X0 5X0 5MMR TPPILKORELECTRONICSLTD 6 C1042 C1052 L1032 Inductor Multilayer Chip ELCH0004713 1005GC2T6N8J001005GC2T6N8J00 6 8nH J 1005 R TP PIL KORELECTRONICSLTD 6 L1004 L1005 L1007 Inductor Multilayer Chip ELCH0004714 1005GC2T18NJ0018NH5 0V200mA0 65OHM1 6GHZ8NO NSH...

Page 191: ...ENSY0024701 GCA26C 8S H15 E1500SIM8PANGLESMDR TP LSMtronLtd 6 SW1001 Connector RF ENWY0008701 MS 156CNONESTRAIGHTSOCKETSMDT REELAU50OHM400 mDBHIROSEKOREACO LTD 6 CN401 Connector TerminalBlock ENZY0029201 04 9247 003 017 829 3 2 5mm STRAIGHT Gold TwincontactKYOCERAELCO KOREASALESCO LTD 6 Q600 TR Bipolar EQBN0012401 KRC402ENPN30V0V50V100mA500mA50100mWESMR TP3 PKECCORPORAITION 6 Q400 FET EQFP0008601 ...

Page 192: ...TP ROHMSemiconductorKOREACORPORATION 6 R426 Resistor Chip ERHZ0000222 MCR01MZP5F1503150KOHM1 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 R427 Resistor Chip ERHZ0000284 MCR01MZP5F4303430KOHM1 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 R410 R413 Resistor Chip ERHZ0000288 MCR01MZP5F4703470KOHM1 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 R616 R617 Resistor Chip ERHZ0000295 MCR01MZP...

Page 193: ...REACORPORATION 6 R1022 R1163 R209 Resistor Chip ERHZ0000463 MCR01MZP5J33033OHM5 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 R211 R6 Resistor Chip ERHZ0000483 MCR01MZP5J47047OHM5 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 R600 R601 Resistor Chip ERHZ0000485 MCR01MZP5J4724 7KOHM5 1 16W1005R TP ROHMSemiconductorKOREACORPORATION 6 FB601 R407 Resistor Chip ERHZ0000488 MCR01MZP5J4R74 7OHM5 ...

Page 194: ...FSONMICROELECTRONICSPLC 6 U602 IC AudioAmplifier EUSY0404001 TPA6202A1ZQVRBGA 8 R TP ClassABSPKAmp IC AudioAm plifierIC AudioAmplifierTEXASINSTRUMENTSKOREALTD H ONGKONGBRANCH 6 U501 IC LDOVoltageRegul ator EUSY0407101 BU28TD4WNVXSSON004 4 R TP 2 8V150mASingleLDO IC LDOVoltageRegulatorIC LDOVoltageRegulatorROHM 6 U401 IC LDOVoltageRegul ator EUSY0407201 BU33TD4WNVXSSON004 4 R TP 3 3V150mASingleLDO ...

Page 195: ...Filter Bead SFBH0007102 BLM15AG100PN110ohm1 0x0 5x0 55SMDR TP2PMURATA MANUFACTURINGCO LTD 6 FB500 FB501 FB502 Filter Bead SFBH0008102 BLM15HD182SN118001 0x0 5x0 5MMSMDR TP2PMURATA MANUFACTURINGCO LTD 6 R208 Filter Bead SFBH0009601 HB 1T1005 221JT220ohm1 0 0 5 0 5SMDR TP2PCERATECHCORPOR ATION 6 FB600 FB602 FB603 Filter Bead SFBH0009901 HB 1M1005 121JT1201 0x0 5x0 5MMSMDR TP2PCERATECHCORPOR ATION 6 ...

Page 196: ...AFD PCBAssembly Main SMTTop EBR72701301ත19 LG P500MAIN1 0 6 C201 Capacitor Ceramic C hip ECCH0000122 MCH155A470JK47pF5 50VNP0 55TO 125C1005R TP ROHMSemiconductorKOREACORPORATION 6 C1931 Capacitor Ceramic C hip ECCH0000198 CL05A225MQ5NSNC2 2uF20 6 3VX5R 55TO 85C1005R TP SAMSUNGELECTRO MECHANICSCO LTD 6 C707 Capacitor Ceramic C hip ECCH0004904 GRM155R60J105K1uF10 6 3VX5R 55TO 85C1005R TP MURATAMANUF...

Page 197: ... 6 U700 IC Proximity EUSY0376201 GP2AP002S00FGP2AP002S00F 8 R TPSHARPCORPORAT ION 6 VA615 Varistor SEVY0007902 ICVS0305500FRICVS0305500FR 5 6V M SMD 0603SIZEIN NOCHIPSTECHNOLOGY 6 VA611 VA612 VA613 VA614 Varistor SEVY0008101 EVLC5S01033EVLC5S01033 5 5V SMD 0603AMOTECHC O LTD 6 FB700 FB701 Filter Bead SFBH0008102 BLM15HD182SN118001 0x0 5x0 5MMSMDR TP2PMURATA MANUFACTURINGCO LTD 6 EAX010000 PCB Main...

Page 198: ...A ET 8 0020MicroUSB 1 2MKSDCO LTD 2 EAB010200 Earphone Stereo SGEY0003744 EMB LGE004MSKB3mW16OHM115DB85HZTO126HZ1MBLACK 3 5LTYPESTEREO4POLEPLUG CRESYNCO LTD 2 EAY060000 Adapters SSAD0031001 STA U12EDSTA U12ED 100 240V 5060Hz 5 1V 0 7A CE STA U12ED Europe CablelessDONGDOELECTRONICSCO LTD 2 EAY060000 Adapters S SSAD0031003 STA U12ES100 240V 5060Hz 5 1V 0 7A CE STA U12ES Europe Cableless 5 1 0 7 WALL...

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