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LG GT350, Service Manual

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LG GT350 Service Manual Download Page 62

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

LGE Internal Use Only

3. TECHNICAL BRIEF

LG Electronics                     

                      59/115                                                   

LGE Property

3.22 PAM Schematic 

 

 
 

Figure 28 PAM schematic 

10u

C601

1

R603

1

R604

DNI

C603

C606

DNI

DNI

C608

47pF

C611

R608

1K

SKY77344

U602

1

2

11

10

12

9

13

8

14

7

15

6

16

5

17

4

18

3

19

2

20

1

BS

MODE

ENABLE

VDET

VRAMP

VBATT2

DCS_PCS_IN

VBATT1

GSM_IN

GND9

GND1

DCS_PCS_OUT

GND2

GND8

GND3

GSM_OUT

GND4

GND7

GND5

GND6

D

N

G

P

DNI

C623

C627
1uF

C628
27pF

DNI

C629

DNI

C630

L607

1n

1p

C636

1n

L606

VBAT

PA_LEVEL

PA_MODE

PA_BAND

TXON_PA

LBAND_PAM_IN

HBAND_PAM_IN

SKY77344

(1608)

Summary of Contents for GT350

Page 1: ...Service Manual Model GT350 Internal Use Only Service Manual GT350 Date May 2010 Issue 1 0 ...

Page 2: ...on 56 3 17 Receiver part 58 3 18 Transmitter part 59 3 19 RF synthesizer 60 3 20 Front End Module control 61 3 21 Power Amplifier Module 62 3 22 PAM Schematic 63 4 TROUBLE SHOOTING 64 4 1Trouble shooting test setup 64 4 2 Power onTrouble 65 4 3 Charging trouble 68 4 4 LCD display trouble 71 4 5 CameraTrouble 73 4 6 Receiver Speaker trouble 75 4 7 Microphone trouble 77 4 8Vibrator trouble 79 4 9 Ke...

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

Page 4: ...om such unauthorized use 1 2 2 Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done 1 2 3 Changes in Service A local telepho...

Page 5: ...motors may cause problems 1 2 8 Electrostatic Sensitive Devices ATTENTION Boards which contains Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should spread the floor with anti static mat which is also grounde...

Page 6: ...Digital Signal Processing EEPROM Electrical Erasable Programmable Read Only Memory EGPRS Enhanced General Packet Radio Service EL Electroluminescence ESD Electrostatic Discharge FPCB Flexible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GPRS General Packet Radio Service GSM Global System for Mobile Communications IPUI International Portable User Ident...

Page 7: ...ot Mean Square RTC Real Time Clock SAW Surface Acoustic Wave SIM Subscriber Identity Module SLR Sending Loudness Rating SRAM Static Random Access Memory STMR Side Tone Masking Rating TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO Voltage Controlled Oscillator DCXO Digitally Controled Crystal Oscillator WAP Wireless...

Page 8: ...Paging Period 9 RSSI 85dBm Charging time Under 3 hours RX Sensitivity EGSM GSM850 105dBm DCS PCS 105dBm TX output power EGSM GSM850 33dBm PL 5 DCS PCS 30dBm PL 0 GPRS compatibility Class 10 SIM card type 3V Plug in type Display Main 240 u 400 pixels 3 WQVGA 262K TFT Status Indicator Send Key End key Shortcut Key Volume Up Down Key PWR Key Camera Key ANT Built in antenna EAR Phone Jack 3 5Pi Headse...

Page 9: ... n 512 u 0 2 MHz n 512 a 810 RX TX 80MHz 2 Phase Error RMS 5 degrees Peak 20 degrees 3 Frequency Error 0 1ppm GSM850 EGSM Level Power Toler Level Power Toler 5 33 dBm 2dB 13 17 dBm 3dB 6 31 dBm 3dB 14 15 dBm 3dB 7 29 dBm 3dB 15 13 dBm 3dB 8 27 dBm 3dB 16 11 dBm 5dB 9 25 dBm 3dB 17 9 dBm 5dB 10 23 dBm 3dB 18 7 dBm 5dB 11 21 dBm 3dB 19 5 dBm 5dB 12 19 dBm 3dB DCS1800 PCS1900 Level Power Toler Level ...

Page 10: ...0 60 1 800 3 000 63 3 000 6 000 65 6 000 71 DCS1800 PCS1900 Offset from Carrier kHz Max dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 65 3 000 6 000 65 5 Output RF Spectrum due to modulation 6 000 73 GSM850 EGSM Offset from Carrier kHz Max dBm 400 19 600 21 1 200 21 1 800 24 DCS1800 PCS1900 Offset from Carrier kHz Max dBm 400 22 600 24 1 200 24 6 Output RF Spectrum due t...

Page 11: ...Report accuracy r 3 dB 10 SLR 8 r 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 11 Sending Response 4 000 0 12 RLR 2 r 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 1 000 0 5 3 000 2 5 3 400 2 10 4 000 2 13 Receiving Response Mean that Adopt a straight line in between 300 Hz and 1 000 Hz to be Max level in the range 14 STMR 13 r 5 dB 15 ...

Page 12: ... 950mAh battery 2 Full charge no receive send and keep GSM in idle mode 3 Broadcast set off 4 Signal strength display set at 3 level above 5 Backlight of phone set off 23 Ringer Volume At least 65 dB under below conditions 1 Ringer set as ringer 2 Test distance set as 50 cm 24 Charge Current Fast Charge 650 mA Slow Charge 120 mA Antenna Bar Number Power 7 92 dBm a 5 97dBm a 93dBm 4 100dBm a 98dBm ...

Page 13: ... right reserved Only for training and service purposes 2 PERFORMANCE 29 Battery Type Li ion Polymer Battery Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 950mAh 30 Travel Charger Switching mode charger Input 150 a 240 V 50 60Hz Out put 5 1 0 7A ...

Page 14: ... 17 9dBm 5dB 10 23dBm 3dB 18 7dBm 5dB 11 21dBm 3dB 19 5dBm 5dB 12 19dBm 3dB DCS1800 PCS1900 Level Power Toler Level Power Toler 0 26 25dBm 3dB 8 14dBm 3dB 1 26 25dBm 3dB 9 12dBm 4dB 2 26 25dBm 3dB 10 10dBm 4dB 3 24dBm 3dB 11 8dBm 4dB 4 22dBm 3dB 12 6dBm 4dB 5 20dBm 3dB 13 4dBm 4dB 6 18dBm 3dB 14 2dBm 5dB 5 Power Level 7 16dBm 3dB 15 0dBm 5dB GSM900 EGSM Offset from carrier kHz Max dBc 100 0 5 200 ...

Page 15: ...ht reserved Only for training and service purposes 2 PERFORMANCE GSM900 EGSM Offset from carrier kHz Max dBm 400 23 600 26 1 200 27 1 800 30 DCS1800 PCS1900 Offset from carrier kHz Max dBm 400 23 600 26 1 200 27 7 Output RF Spectrum due to switching transient 1 800 30 ...

Page 16: ...AIN MIC FM RADIO FM RADIO AUIDO AMP EPN11 EPP11 EPPA11 EPPA21 INM INM INL INR MAIN SPEAKER OUT OUT MIC1 P N MIC2 P N VMICP N I2C INL R tp ly i whzz wylThtw Match Match Match Match Controller Battery CHG_EN T_IN1 I2C1 LED CTRL 6 ea I2C2 SET EN VBAT Power_KEY COL ROW GPIO 2V11_RTC 2V11_RTC B UP BAT I2C2 I2C2 I2C1 CIF MMC I F MMCI1 VIB_EN GPIO PA_MODE PA_BAND TXON_PA PA_LEVEL USIF2 I2S1 ymGpu lymhjl ...

Page 17: ... Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 2 Baseband Processor BBP Introduction Figure 2 Top level block diagram of the S GOLD3TM PMB8877 ...

Page 18: ...J S includes an MMU and the Jazelle Java extension for Java acceleration TEAKLite DSP core z ARM Memory 32k Byte Boot ROM on the AHB 96k Byte SRAM on the AHB flexibly usable as program or data RAM 16k Byte Cache for Program internal 8k Byte tightly coupled memory for Program internal 8k Byte Cache for Data internal 8k Byte tightly coupled memory for Data internal z DSP Memory 104K x 16bit Program ...

Page 19: ...t A5 1 A5 2 A5 3 Cipher unit GEA1 GEA2 GEA3 Cipher Unit to support GPRS data transmission Advanced static and dynamic power management features including TDMA Frame synchronous low power mode and enhanced CPU modes idle and sleep modes Pulse Number Modulation output for Automatic Frequency Correction AFC Serial RF Control interface support of direct conversion RF A Universal Serial Interface USIF ...

Page 20: ...n off RF ICs Periodically each TDMA frame Table 2 RF Interface Spec T_OUT Resource Interconnection Description T_OUT0 TXON_PA PAM Power on T_OUT1 T_OUT2 PA_BAND TX RF band select T_OUT3 T_OUT4 BT_WAKEUP BT wake up T_OUT5 VIB_PWM Motor control T_OUT6 PA MODE PAM Mode select 3 2 5 USIF Interface GT350 have three USIF Drivers as follow USIF1 Hardware Flow Control SW upgrade Calibration USIF2 Not used...

Page 21: ...ernal ADC channel This block operates charging process and other related process by reading battery voltage and other analog values Table 4 S Gold3 ADC channel usage ADC channel Resource Interconnection Description M0 BAT_ID Battery temperature measure M1 RF_TEMP RF block temperature measure M2 N C M3 N C M4 N C M5 N C M6 N C M7 N C M8 VSUPPLY Battery supply voltage measure M9 N C M10 N C ...

Page 22: ...terrupt KP_OUT0 JACK_DETECT Ear mic jack detect KP_OUT1 G G KP_OUT2 KEY_I2C_SCL Key coder IC s I2C clock KP_OUT3 KEY_I2C_SDA Key coder IC s I2C data USIF1 Universal Serial IF USB G G USIF1_RXD_MRST UART_RX UART RS232 Data USIF1_TXD_MTSR UART_TX UART RS232 Data USIF1_RTS_N USB_DAT_VP USB Data USIF1_CTS_N USB_SE0_VM USB Data USIF2 Universal Serial IF G G USIF2_RXD_MRST G G USIF2_TXD_MTSR VIB_EN Mote...

Page 23: ...IF_D4 DIF_D4 LCD data 4 DIF_D5 DIF_D5 LCD data 5 DIF_D6 DIF_D6 LCD data 6 DIF_D7 DIF_D7 LCD data 7 DIF_D8 CAM_LDO_EN Camera LDO enabe DIF_CS1 DIF_CS MAIN LCD chip select DIF_CS2 LCD_ID LCD ID DIF_CD DIF_CD LCD Command Data switch DIF_WR DIF_WR LCD Write enable DIF_RD DIF_RD LCD read enable DIF_HD HOOK_DETECT Ear mic hook detect DIF_VD DIF_VSYNC LCD V sync DIF_RESET1 DIF_RESET LCD reset DIF_RESET2 ...

Page 24: ...uetooth I2S1_WA0 I2S1_WA0 For Bluetooth I2S2 G G I2S2_CLK0 _CHG_EOC End of charge from charging IC I2S2_CLK1 UART_BT_RX For Bluetooth I2S2_RX _PPR Power good output from charging IC I2S2_TX KEY_EN For PMIC I2S2_WA0 SLIDE_OPEN Slide open close detect I2S2_WA1 UART_BT_TX For Bluetooth Voiceband Analog Interface G G EPN1 RCV_N For Receiver EPP1 RCV_P For Receiver EPPA1 BB_SND_L For Speaker EPREF G G ...

Page 25: ...log Interface G G VREFP VREFN G IREF pull down G JTAG G G TDO TDO JTAG TDI TDI JTAG TMS TMS JTAG TCK TCK JTAG TRST_n _TRST JTAG RTCK RTCK JTAG Debug G G TRIG_IN TRIG_IN ETM Embedded Trace Macro Cell MON1 pull up ETM MON2 pull down ETM TRACESYNC TRACESYNC ETM TRACECLK TRACECLK ETM PIPESTAT 2 PIPESTAT2 ETM PIPESTAT 1 PIPESTAT1 ETM PIPESTAT 0 PIPESTAT0 ETM TRACEPKT 0 TRACEPKT0 ETM TRACEPKT 1 TRACEPKT...

Page 26: ... 12 NAND_AD 12 G MEM_AD 13 NAND_AD 13 G MEM_AD 14 NAND_AD 14 G MEM_AD 15 NAND_AD 15 G MEM_CS0_n _NAND_CS G MEM_CS1_n _DDR_CS G MEM_CS2_n G G MEM_CS3_n G G MEM_WRN _WR G MEM_A 16 DDR_A 0 G MEM_A 17 DDR_A 1 G MEM_A 18 DDR_A 2 G MEM_A 19 DDR_A 3 G MEM_A 20 DDR_A 4 G MEM_A 21 DDR_A 5 G MEM_A 22 DDR_A 6 G MEM_A 23 DDR_A 7 G MEM_A 24 DDR_A 8 G MEM_A 25 DDR_A 9 G MEM_A 26 DDR_A 10 G MEM_CSA0_n DDR_A 11 G...

Page 27: ...14 G MEM_A 15 DDR_DQ 15 G MEM_RAS_n _DDR_RAS G MEM_CAS_n _DDR_CAS G MEM_CKE DDR_CKE G FCDP Flash Controller DMA Port G G FCDP_RBn FCDP G Flash Write Protection G G FWP _WP G GSM TDMA Timer GSM Control G G T_OUT0 TXON_PA For PAM T_OUT1 T_OUT2 PA_BAND For PAM T_OUT3 T_OUT4 BT_WAKEUP BT wakeup T_OUT5 VIB_PWM Linear Motor pwm T_OUT6 PA_MODE For PAM T_OUT7 SLIDE_KEY_BL Slide pcb key backlight T_OUT8 RP...

Page 28: ...XO_EN G SPCU_RQ_IN2 RESOURCE_CTRL G RF Control Unit G G RF_STR0 RF_EN RF_STR1 G RF_DATA RF_DA RF_CLK RF_CLK G Other Functional Pins Clocks and control G G AFC G G CLKOUT0 G G F26M 26MHZ_MCLK 26MHz Clock F32K F32K G OSC32K OSC32K G RESET_n _RESET G RSTOUT_n G G RTC_OUT RTC_OUT G Extra I Os Interrupt Inputs G G DSPIN0 CLK32K G DSPOUT1 WDOG G DSPIN1 G G ...

Page 29: ...evices Supply for Bluemoon Single Infineon s single chip solution for Bluetooth Audio amplifier 8 Ohms for handsfree operation and ringing Charge Control for charging Li Ion Polymer batteries under software control Pre charge current generator with selectable current level RTC regulator with ultra low quiescent current USB interface support for peripheral and mini host mode Backlight LEDs driver w...

Page 30: ...stant voltage charging phase Top off charge current sensing SM POWER completes the USB interface of S GOLD Regulated voltage for S GOLD USB interface including reverse current and overvoltage protection Switch to supply USB pull up resistor Mini host pull down resistor functionality Charge pump with internal switching capacitor for USB host VBUS supply voltage SM POWER fully supports LED and Vibra...

Page 31: ...SIM 2 9V 70mA SIM card VMME 2V9_VMME 2 9V 150mA u SD VUMTS 2V85_VCAMIO 2 85V 110mA Camera IO VUSB 3V1_VUSB 3 1V 40mA VUSB VLED 2 9V 10mA Not used VAUDIOa 2V5_VAUDA 2 5V 200mA Analog parts of S Gold VAUDIOb 2V5_VAUDB 2 5V 50mA Analog parts of S Gold Headset MIC VRF1 2V85_VRF 2 85V 150mA 2 85 V supply for SMARTi PM RF transceiver VRF2 1V53_VRF 1 53V 100mA 1 5 V supply for SMARTi PM RF transceiver VR...

Page 32: ...V 1 N I _ E S N E S 2 N I _ E S N E S F E R _ D D V D E L V 1 D S V RCV VPIN VMIN VMME D VDDMME D VDDRF2 RESET_N VRF2 RESET2_N SLEEP1_N VRF3 SLEEP2_N VDDRF13_AFC VAUDIOA VRF1 VDDAUDIOA VVIB VDDSIMVIB VDDAUDIOB VAUDIOB VSIM VAUX VAFC VDDAUX VRTC SU1_GATE SU1_GND VDDUMTS SU1_FB VUMTS SU1_ISENSE VDDSD1 VDDSD2 SD1_FB SD2_FB SD1_FBL SD2_FBL 1 S S V 2 S S V 3 S S V 4 S S V 5 S S V 6 S S V 7 S S V 8 S S ...

Page 33: ...EN SET is available to place the bq25040 into Test Jig Mode In Test Jig Mode the output is regulated at 4 2V and can be used without a battery The bq25040 has a single power output that charges the battery Either a 1 cell Li Ion or Li Ion Polymer battery with 4 1 4 2 or 4 4 Volts may be used 4 2V 3 76V 3 75V 3 68V 3 67V 3 62V 3 61V 3 35V Figure 5 Battery Block Indication 1 Charging method CC CV 2 ...

Page 34: ...red by a push button or by the RTCOUT output of the S GOLD device as well To detect if the push button is pressed during system operation the logical level at pin ON or its change if Bit 1 EION in INTCTRL2 is asserted is recorded in bit LON of the ISF register If the high level of voltage at pin ON does not reach VIHdet Vbat 0 8 Vbat 0 3 the above mentioned bit won t be set To support Remote power...

Page 35: ...TECHNICAL BRIEF 10K R203 Q202 1 2 3 4 0 2 R K 0 0 1 0 5 2 0 S 5 C L V E 1 0 2 A V SIDEKEY_3P CN202 3 2 1 VBAT KEY_ROW5 KEY_COL7 PWR_LOCK_KEY PWR_LOCK_KEY PWR_KEY_IN Power On Power Lock K 2 2 0 2 R Q201 1 2 3 2V0_VRTC PWR_KEY_IN PWRON 1K R124 100K R123 F_MODE F_MODE_ON Figure 7 Remote power on and End key power on circuit ...

Page 36: ...rd bidirectional reset Figure 8 SIM Micro SD Circuit GCA26D 6S H18 E1500 ENSY0025101 J501 9 8 10 7 6 3 5 2 4 1 C1 C5 C2 C6 C3 C7 GND1 GND4 GND2 GND3 15K R523 1n C521 DNI C522 DNI R528 220n C539 22p C540 SIM_RST SIM_IO SIM_CLK 2V9_VSIM 2V9_VSIM SIM CONNECTOR 104042 001 ENSY0023501 S502 DAT1_2 DUMMY1 DAT0 VSS CLK VDD CMD CD_DAT3 DUMMY2 DAT2 DETECT_A DETECT_B DUMMY3 27p C502 27p C503 K 0 0 1 4 1 5 R ...

Page 37: ...contacts on one side The S Gold3 is connected to the module using a dedicated eight pin connector Micro SD Memory Card Detection Scheme Micro SD memory pad assign SD mode Pin No Name Type Description 1 DAT2 I O Data bit 2 2 CD DAT3 I O Data bit 3 3 CMD I O Command response 4 VDD Power Power supply 5 CLK I Clock 6 VSS Ground Power ground 7 DAT0 I O Data bit 0 8 DAT1 I O Data bit 1 ...

Page 38: ...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 A0 A1 I_O0 A2 I_O1 A3 I_O2 A4 I_O3 A5 I_O4 A6 I_O5 A7 I_O6 A8 I_O7 A9 I_O8 A10 I_O9 A11 I_O10 A12 I_O11 A13 I_O12 DQ0 I_O13 DQ1 I_O14 DQ2 I_O15 DQ3 DQ4 _CE DQ5 _WEN...

Page 39: ...tronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 7 LCD Display LCD module include Main LCD 3 0 240x400 WQVGA 262K color TFT Backlight 6 piece of white LED LCD FPC Interface Spec Table 7 LCD FPC Interface Spec ...

Page 40: ... C430 0 7 4 5 1 4 R 0 7 4 6 1 4 R 470 R418 p 7 2 1 3 4 C 27p C432 27p C433 470 R419 470 R420 470 R421 p 7 2 4 3 4 C 100n C435 0 R422 0 7 4 3 2 4 R p 7 2 6 3 4 C 120K R424 470 R425 4 7K R426 2 L O C _ Y E K KEY_ROW2 KEY_ROW0 3 L O C _ Y E K KEY_ROW3 KEY_ROW1 O I V _ 2 6 V 2 2V62_VIO 2V62_VIO 2V62_VIO 1 L O C _ Y E K KEY_ROW6 0 L O C _ Y E K KEY_ROW5 KEY_I2C_SCL 4 L O C _ Y E K KEY_COL5 KEY_COL6 KEY...

Page 41: ...now white color LEDs on Qwerty Key and 2 snow white color LEDs on slide Key for keypad illumination Slide Keypad Back light is controlled by SGold3 PWM port which has a duty control function And Qwerty Key Back light is controlled by SM Power Flash LED port which has constant current control function The whole configuration of the SM POWER Flash LED drivers is shown in below Figure11 ...

Page 42: ...ics 39 115 LGE Property Figure 11 Keypad Back light LEDs LEWWS44PA LD501 LEWWS44PA LD502 47 R507 47 R508 ICVN0505X150FR VA501 47 R509 LEWWS44PA LD503 R532 47 LD504 LEWWS44PA VBAT QWERTY_KEY_BL QWERTY_KEY BACKLIGHT LD102 LD101 K 0 1 1 0 1 R 1K R102 3 0 1 R 0 0 1 4 0 1 R 0 0 1 2SC5585 Q101 1 2 3 1u C109 C110 1u VBAT SLIDE_KEY_BL MULTI KEY BACKLIGHT ...

Page 43: ...ould be held high to maintain the device output current at the programmed level The device is disabled 500μs after the EN SET and PWM pin enters a logic low state The EN SET timing is designed to accommodate a wide range of data rates After the first rising edge of EN SET the charge pump is enabled and reaches full capacity after the soft start time TSS Exact counts of clock pulses for the desired...

Page 44: ...0 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF 3 11 Audio GT350 Audio signal flow diagram as following diagram Figure 14 Audio signal flow diagram ...

Page 45: ...ono SE OCL are programmed through a two wire I2C interface that allows flexibility in routing and mixing audio channels Figure 15 Audio amplifier 0 R303 0 R309 LM49151TLX EUSY0390501 U303 4 E 4 D 3 D 4 C 2 A E2 B3 B2 A1 C3 E3 C2 D2 C1 A3 D1 A4 E1 4 B 1 B D D V D D V S L INM LSOUT INM LSOUT INL SET INR HPL BYPASS I2CVDD SDA SCL HPR D N G S S V P C N 1 C P 1 C D N G P C 220n C313 220n C314 220n C318...

Page 46: ... Use Only 3 TECHNICAL BRIEF 3 12 2 Microphone circuit Figure 16 Microphone circuit MIC301 SUMY0010609 SPU0410HR5H PB 4 3 2 1 P G1 G2 O C306 10u 0 5 0 2 0 S 4 1 C L V E 1 0 3 A V 0 R308 100n L301 C307 22n L302 100n 22n C308 C309 39p C310 39p 39p C311 n 0 0 1 3 0 3 L VMIC_P VMIC_N MAIN_MIC_P MAIN_MIC_N MIC 1608 ...

Page 47: ...rating with Over Voltage Protection OVP Input Voltage Dynamic Power Management Feature 50mA integrated low dropout linear regulator LDO 1 Battery Regulation Accuracy 10 Charge Current Accuracy Pin selectable USB 100mA and 500mA maximum input current limit 4 2V 2 3A Test Jig mode Thermal Regulation Protection for Output Current Control Low Battery Leakage Current BAT Short Circuit Protection Figure...

Page 48: ...le over Bluetooth audio interface or dedicated audio output Control of FM via Bluetooth HCI or I2C Adaptive filter to suppress narrow band interference in the FM channel z Bluetooth General Features Small outline by LTCC substrate built in RF function and Resin mold Integrated top BPF for Bluetooth and FM radio Integrated RDS RBDS demodulator and decoder Bluetooth 2 1 EDR conformity Secure Simple ...

Page 49: ... XIN XOUT VREG_CTL UART_CTS_N UART_RTS_N UART_TXD UART_RXD I2S_CLK I2S_DI I2S_DO I2S_WS PCM_CLK PCM_IN PCM_OUT PCM_SYNC GPIO0_BT_WAKE GPIO1_HOST_WAKE GPIO2 GPIO5 GPIO6_FM_IRQ COEX_IN COEX_OUT0 COEX_OUT1 SDA_I2C_DA SCL_I2C_CK F T D D V _ T B F R D D V _ T B F I D D V _ T B X P D D V _ T B 1 C D D V 2 C D D V G E R V T A B V V H G E R V O D D V 0 R701 4 0 7 R K 5 1 LFB212G45SG8A166 FL701 IN OUT GND1...

Page 50: ...er requires no external VCO varactor diode resonator or loop filter Compatible with crystals between 7 5 and 40MHz in multiples of 250KHz or an external clock Audio Single ended stereo analogue output 16 bit 48 kHz digital audio bit stream output Baseband and Software Internal 48Kbyte RAM allows full speed data transfer mixed voice and data and full piconet operation including all medium rate pack...

Page 51: ... 52 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Figure 19 Bluetooth FM Radio Functional Block Diagram ...

Page 52: ...purposes LGE Internal Use Only 3 TECHNICAL BRIEF 3 15 5pin u USB Interface connector Figure 20 u USB Connector Block Diagram Micro USB Integrated IC Multiplexing USB UART and audio on a single micro USB connector 5pin Micro USB connector USB UART Charger Earphone Mic MUIC VBUS D D ID GND ...

Page 53: ...essory will have a unique detection based on resistor values and voltage on VBUS The host microprocessor uses I2C to control the switch position as well as read the results of the accessory detection The TS5USBA33402 will also detect USB chargers including dedicated chargers D D shorted and high power host hub chargers 0 R302 0 R304 0 1u C302 TS5USBA33402 EUSY0372001 U302 4 B D2 B2 A1 A2 B3 C2 A4 ...

Page 54: ...ck Diagram fast PFD Integrated 3 8GHzVCO Sigma Delta MASH Modulator multimodulusdivider 26MHz VCO control fast CP 3 wire bus Sequencing NI NF MOD w w2 OLG adjust Timing Measure ment onchip loopfilter DAC cordic I Q R F d dt I Q w w2 VCO LDO 26 MHz ADC ADC Bias BiasDAC A AX B BX EN DA CLK XO XOX FSYS1 FSYS2 FSYS3 RX1 RX1X 850MHz RX2 RX2X 900MHz RX3 RX3X 1800MHz RX4 RX4X 1900MHz TX1 850 900MHz TX2 1...

Page 55: ...tor with three outputs a fully integrated quad band RF oscillator and a three wire bus interface with all necessary control circuits complete the transceiver Figure 23 RF transceiver PMB6272 SMARTi PM functional block diagram PMB 6272 Revision A1 1 Confidential 2 3 Functional Block Diagram fast PFD Integrated 3 8GHz VCO Sigma Delta MASH Modulator multi modulus divider 26 MHz VCO control fast CP 3 ...

Page 56: ... 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D D D V X 3 X R 3 S Y S F 3 X R 2 S Y S F X 4 X R O X 4 X R X O X 5 V 1 A N L D D V GND1 FSYS1 VDDXO2V8 EN VDDVCO2V8 VCO_RC VDDRX1V5 VDDRX2V8 0 22uF C613 0 001uF C616 0 047uF C617 C618 0 1uF 9 0 6 R 0 1 10 R610 C622 ...

Page 57: ...uadrature direct down conversion mixers The baseband chain contains a LNB low noise buffer channel filter output buffer and DC offset compensation The 3rd order low pass filter is fully integrated and provides sufficient suppression of blocking signals as well as adjacent channel interferers and avoids anti aliasing through the baseband ADC The receive path is fully differential to suppress on chi...

Page 58: ...al data stream and is subsequently transformed to polar coordinates by means of a CORDIC algorithm The resulting amplitude information is fed into a digital multiplier for power ramping and level control The ready processed amplitude signal is applied to a DAC followed by a low pass filter which reconstructs the analog amplitude information The phase signal from the CORDIC is applied to the Sigma ...

Page 59: ...ency for all digital circuitry The divider in the feedback path of the synthesizer is carried out as a multi modulus divider MMD The loop filter is fully integrated and the loop bandwidth is about 100 kHz to allow the transfer of the phase modulation The loop bandwidth is automatically adjusted prior to each slot OLGA2 To overcome the statistical spread of the loop filter element values an automat...

Page 60: ... N G 1 X R 0 0 9 M S G 2 C V 2 X R 0 0 9 M S G 1 X R 0 0 8 1 M S G 1 D N G 2 X R 0 0 8 1 M S G 2 D N G 1 X R 0 0 9 1 M S G 1 C V 2 X R 0 0 9 1 M S G X T 0 0 9 _ 0 5 8 M S G 5 D N G X T 0 0 9 1 _ 0 0 8 1 M S G 3 D N G 1 C N 2 C N CN601 2 6 5 4 3 1 N I 1 D N G 2 D N G 3 D N G 4 D N G T U O 100n L601 8 2p C637 22p C604 100 R606 100 R607 C607 47pF 47pF C610 DNI C612 ANT601 12n L608 VC1 VC2 FROM Transc...

Page 61: ...ly low leakage current 2 5uA maximizes handset standby time Band select BS circuitry select GSM transmit frequency band logic0 and DCS PCS transmit frequency logic1 MODE circuitry selects GMSK modulation logic0 or EDGE modulation logic1 VRAMP controls the output power for GMSK modulation and provides bias optimization for EDGE modulation depending on the state of MODE control The integrated multi ...

Page 62: ... R604 DNI C603 C606 DNI DNI C608 47pF C611 R608 1K SKY77344 U602 1 2 11 10 12 9 13 8 14 7 15 6 16 5 17 4 18 3 19 2 20 1 BS MODE ENABLE VDET VRAMP VBATT2 DCS_PCS_IN VBATT1 GSM_IN GND9 GND1 DCS_PCS_OUT GND2 GND8 GND3 GSM_OUT GND4 GND7 GND5 GND6 D N G P DNI C623 C627 1uF C628 27pF DNI C629 DNI C630 L607 1n 1p C636 1n L606 VBAT PA_LEVEL PA_MODE PA_BAND TXON_PA LBAND_PAM_IN HBAND_PAM_IN SKY77344 1608 ...

Page 63: ...ctronics 60 115 LGE Property 4 Trouble shooting 4 1 Trouble shooting test setup Equipment setup Power on all of test equipment Connect PIF UNION JIG or dummy battery to the DUT for power up Connect mobile switch cable between Communication test set and DUT when you need to make a phone call Follow trouble shooting procedure 4 TROUBLE SHOOTING ...

Page 64: ...Os from PMIC TP TP2 z TP3 K 2 2 0 2 R 10K R203 Q201 1 2 3 Q202 1 2 3 4 0 2 R K 0 0 1 0 5 2 0 S 5 C L V E 1 0 2 A V SIDEKEY_3P CN202 3 2 1 VBAT 2V0_VRTC KEY_ROW5 KEY_COL7 PWR_LOCK_KEY PWR_LOCK_KEY PWR_KEY_IN PWR_KEY_IN PWRON Power On Power Lock TP1 R101 DNI R102 DNI U101 NC7WZ08L8X_F113 EUSY0102803 3 4 2 5 1 6 8 7 A1 VCC B1 Y1 Y2 B2 GND A2 100K R103 0 1uF C101 2V0_VRTC _RESET SPOWER_INT _PMRST PM_I...

Page 65: ...C 7 A 5 A 7 B 5 C 6 B 5 B 4 A 4 C 3 A 3 B 3 C 2 A 2 B M V _ 0 E S P V _ T A D C A C A D N E P S U S N _ E O B S U V B S U _ D D V P N I _ O N O M N N I _ O N O M O N O M _ D D V M _ X E F E R V P T U O _ O N O M O N O M _ S S V N T U O _ O N O M F E R R F E R V K N I H S _ H S A L F N O _ H S A L F A P N O X T L L P V O I L L P D D V O I V 2 D S V 3 S M U P 2 S M U P 1 S M U P T R O P T U O N O _ ...

Page 66: ...of Q201 _RESET signal Check TP3 of U101 Check the all LDO s output Is it correct Replace main PCB Check the PWR_KEY_IN or TP2 or replace Q201 Check solder U101 or replace it Check solder U201 or replace it Check solder X601 or replace it Yes Yes Yes Yes Yes No No No No Q201 Change Battery or Check Battery connector Battery Voltage higher than 3 35V No TP1 U101 TP2 U201 Change Battery Connector X50...

Page 67: ...nnection of TA check TA voltage 5 1V Charging Current Path component voltage drop Battery voltage 1 Charging method CC CV 2 Charger detect voltage 4 8 V 3 Charging time 2h 40m 4 Charging current 650 mA 5 CV voltage 4 2 V 6 Cutoff current 110 mA 7 Full charge indication current icon stop current 110 mA 8 Recharge voltage 4 16 V 4 2V 3 76V 3 75V 3 68V 3 67V 3 62V 3 61V 3 35V ...

Page 68: ...UBLE SHOOTING 3 3K R301 EUSY0388501 U301 BQ25040 5 6 7 4 8 3 9 2 10 1 11 PGND IN BAT ISET _PG VSS1 CHG LDO VSS2 EN_SET IFULL 1u C303 C304 1u 100K R305 R306 100K DNI R307 0 1u C312 820 R326 VBAT _PPR _CHG_EN VCHG_OUT VBUS_VCHG 2V62_VIO _CHG_EOC 645mA 100mA Single Charging IC for uUSB 1 1 1608 25V K X5R 1608 25V K X5R TP2 TP1 ...

Page 69: ... Source pin of U301 5 1V Resolder the CN301 Charge is operating properly The TA can be broken Change other TA then retest Check solder U301 or replace it Waiting until battery Voltage goes up to 3 4V Yes Yes Yes Yes Yes No No No No Battery thermistor value is about 10K Change the Battery retest No 5pin IO CN301 U301 TP2 Output pin U301 TP1 Source pin Output pin of U301 4 2V Battery voltage is over...

Page 70: ...2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 1 G 2 G K 0 1 5 0 4 R GB042 40S H10 E3000 ENBY0036001 CN403 21 20 22 19 23 18 24 17 25 16 26 15 27 14 28 13 29 12 30 11 31 10 32 9 33 8 34 7 35 6 36 5 37 4 38 3 39 2 40 1 25pF ICVE10054E250R201FR FL402 0 1 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 1 G 2 G 25pF ICVE10054E250...

Page 71: ...y for training and service purposes 4 TROUBLE SHOOTING START Is LCD FPCB normal Signal is normal on DIF Signal FL401 FL402 FL403 Assemble Replace LCD FPCB Check solder and repair Damaged filter Yes Yes No No Check LCD connector combination then LCD test with New LCD FL401 FL402 FL403 ...

Page 72: ...5 7 7 0 5 C p 5 7 8 0 5 C p 5 7 2 1 5 C p 5 7 3 1 5 C p 5 7 4 1 5 C 10 R516 100K R517 p 5 7 5 1 5 C p 5 7 3 2 5 C p 5 7 4 2 5 C p 5 7 5 2 5 C p 5 7 6 2 5 C 10 R524 10 R525 10 R526 p 5 7 7 2 5 C p 5 7 8 2 5 C p 5 7 9 2 5 C p 5 7 0 3 5 C 10 R527 p 5 7 1 3 5 C p 5 7 2 3 5 C p 5 7 3 3 5 C p 5 7 4 3 5 C p 5 7 5 3 5 C p 5 7 6 3 5 C p 5 7 7 3 5 C p 5 7 8 3 5 C 10 R529 p 5 7 1 4 5 C 10 R530 p 5 7 2 4 5 C ...

Page 73: ...place New Camera module Working properly Assemble Yes Yes No Check camera connector 24pin main PCB connector combination then Camera test with equipped camera module Yes Replace Main PCB Change CAM connector So follow Next sequences 1 Remove fault CAM connector with heat gun CAM connector Replace Camera module 2 Clear PAD 3 Change CAM connector ...

Page 74: ...A4 E1 4 B 1 B D D V D D V S L INM LSOUT INM LSOUT INL SET INR HPL BYPASS I2CVDD SDA SCL HPR D N G S S V P C N 1 C P 1 C D N G P C 220n C313 220n C314 220n C318 220n C319 220n C320 220n C321 2 2u C322 0 1u C323 0 R319 2 2u C324 C325 2 2u 0 1u C326 100K R320 C328 0 1u 0 1u C329 R324 0 VBAT RCV_P RCV_N I2C2_SCL I2C2_SDA BB_SND_R BB_SND_L 2V62_VIO HSO_R HSO_L RCV_SPK_N FM_SND_L FM_SND_R RCV_SPK_P EAR_...

Page 75: ... 4 TROUBLE SHOOTING LG Electronics 72 115 LGE Property START Input Signal is Good C313 C314 Output Signal is High R303 R309 Replace Main Board Replace Audio AMP U303 Check Speaker s Combination with PCB Yes Connect Speaker completely No No Yes No Yes Assemble Audio Subsystem R303 R309 C313 C314 TP1 TP2 Speaker contact ...

Page 76: ...crophone trouble Check Points Microphone hole Mic Bias signal line C308 MIC301 TP2 TP1 TP1 L303 TP2 L301 L302 MIC301 SUMY0010609 SPU0410HR5H PB 4 3 2 1 P G1 G2 O C306 10u 0 5 0 2 0 S 4 1 C L V E 1 0 3 A V 0 R308 100n L301 C307 22n L302 100n 22n C308 C309 39p C310 39p 39p C311 n 0 0 1 3 0 3 L VMIC_P VMIC_N MAIN_MIC_P MAIN_MIC_N MIC 1608 TP2 TP1 ...

Page 77: ...Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING START Replace MIC Yes No No Check microphone sound hole Replace PCB Yes No MIC Bias ON 2 5V When Call L303 Assemble MIC work properly Check mic Bias line MIC Siganl OK L301 L302 ...

Page 78: ...ng IC is working correct Check PWM Signal TP1 TP2 TP3 TP4 TP1 R513 TP4 VA502 TP3 VA503 TP2 R501 DMJBRN1036CM SJMY0008510 VB501 2 1 0 R501 0 R502 SM100 EUSY0200803 U502 9 5 4 6 3 7 2 8 1 EN V1 SIN VSS TYPE VCC OCT V2 D N G P 10K R510 0 R511 1u C504 3 9n C505 240K R512 10K R513 VA502 VA503 R531 0 VIB_PWM VIB_EN 2V9_VAUX LINEAR MOTOR DRIVER EUSY0200803 1 CLOSE TO CONN Rev B TP2 TP1 TP3 TP4 ...

Page 79: ...rved Only for training and service purposes 4 TROUBLE SHOOTING START Check PWM Signal TP2 is Check U102 or replace it Check U102 or replace it Yes No No Check Vibrator contact Yes Replace Vibrator TP1 is High Assemble Check TP3 TP4 signal is OK No Check U502 or replace it Yes ...

Page 80: ...trouble Check Points Signal path is connected well TP1 z TP2 LD102 LD101 K 0 1 1 0 1 R 1K R102 3 0 1 R 0 0 1 4 0 1 R 0 0 1 2SC5585 Q101 1 2 3 1u C109 C110 1u VBAT SLIDE_KEY_BL MULTI KEY BACKLIGHT TP1 LEWWS44PA LD501 LEWWS44PA LD502 47 R507 47 R508 ICVN0505X150FR VA501 47 R509 LEWWS44PA LD503 R532 47 LD504 LEWWS44PA VBAT QWERTY_KEY_BL QWERTY_KEY BACKLIGHT TP2 ...

Page 81: ... Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING START Check TP1 or TP2 Check Q101 or PMIC U201 Assemble Check LD101 LD102 LD501 LD504 Replace Q101 or U201 Yes No No Check All of LEDs solder Replace main board Yes TP1 z TP2 ...

Page 82: ... Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING 4 10 SIM uSD trouble SIM Check Points Power is working Socket soldering Proper SIM is used Pin C1 2V9_SIM Pin C3 SIM_CLK Pin C7 SIM_IO C7 C3 C1 Check soldering all pin of socket ...

Page 83: ...re soldered well Check Proper SIM Card Assemble Resolder pin Replace Main Board Yes Yes No Check All of SIM card voltage J501 support 2 9V SIM only GCA26D 6S H18 E1500 ENSY0025101 J501 9 8 10 7 6 3 5 2 4 1 C1 C5 C2 C6 C3 C7 GND1 GND4 GND2 GND3 15K R523 1n C521 DNI C522 DNI R528 220n C539 22p C540 SIM_RST SIM_IO SIM_CLK 2V9_VSIM 2V9_VSIM SIM CONNECTOR ...

Page 84: ...cket soldering Card detect is working z z TP1 TP2 TP3 TP4 z Detect C516 z z TP1 C509 TP2 C502 z z TP3 C510 TP4 C511 detec Card eject Card insert 104042 001 ENSY0023501 S502 DAT1_2 DUMMY1 DAT0 VSS CLK VDD CMD CD_DAT3 DUMMY2 DAT2 DETECT_A DETECT_B DUMMY3 27p C502 27p C503 K 0 0 1 4 1 5 R 27p C509 27p C510 27p C511 27p C516 K 0 0 1 8 1 5 R K 0 0 1 9 1 5 R K 0 0 1 0 2 5 R K 0 0 1 1 2 5 R 27p C518 27p ...

Page 85: ...c All right reserved Only for training and service purposes 4 TROUBLE SHOOTING START TF socket pins are well soldered Check proper uSD Assemble Resolder it check data line TP 1 4 is 2 9V Signal Replace Main Board Yes Yes No Check Micro SD card voltage 2V9_VMME ...

Page 86: ...Touch trouble Check Points Touch driver IC soldering Touch connector Crack 2V65_VTOUCH DNI R404 1u C418 TSC2007IYZGR EUSY0337101 U402 D3 B3 D2 B2 D1 B1 C3 A3 C2 A2 C1 A1 AUX SDA VDD_REF A1 X X PENIRQ SCL A0 GND Y Y 2V9_VAUX 0 1u C419 VA404 VA405 VA406 VA407 DNI R406 0 R417 TOUCH_INT I2C1_SCL I2C1_SDA X Y X Y TOUCH SENSOR AXK7L10227G CN1 6 5 7 4 8 3 9 2 10 1 G1 G2 G3 G4 Y Y X X ...

Page 87: ...lder check Resolder U402 Resolder or Replace CN1 Yes No No Check Touch Signal If not replace front touch panel Yes Yes Replacd Main Board U402 CN1 Solder check START CN1 U402 Solder check Resolder U402 Resolder or Replace CN1 Yes No No Check Touch Signal If not replace front touch panel Yes Yes Replacd Main Board U402 CN1 Solder check START CN1 ...

Page 88: ...l Use Only 4 TROUBLE SHOOTING 4 12 Trouble shooting of Receiver part START Check point ྙ DCXO Check point ྚ PLL Control Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Re Download S W CAL Check point ྜ RX I Q Signal Checking Flow Figure 1 Main PCB ྙ ྛ ྚ Checking Points ྜ Check point ྛ Mobile SW FEM ...

Page 89: ...age to check PLL Circuit TP1 C616 26MHz Checking Points Figur2 DCXO DCXO Circuit Diagram Figure 3 DCXO Cicuit Waveform Figure 4 DCXO Waveform Is the waveform of TP1 C616 similar to Fig 4 TP1 C616 TP1 Checking Flow X601 26MHZ TSX 3225 2 1 3 4 GND2 HOT2 HOT1 GND1 18 17 16 15 14 13 2 1 1 1 0 1 3 S Y S F 2 S Y S F O X X O X GND1 FSYS1 VDDXO2V8 EN VDDVCO2V8 VCO_RC 0 001uF C616 0 047uF C617 R612 820 RF_...

Page 90: ... U601 RF_EN TP1 RF_CLK TP2 RF_DATA TP3 TP1 TP2 TP3 Checking Flow Figure 7 PLL Control Waveform X601 26MHZ TSX 3225 2 1 3 4 GND2 HOT2 HOT1 GND1 U601 PMB6272 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G...

Page 91: ...W FEM Circuit Diagram Figure 8 Mobile SW FEM Circuit Checking Points Figure 9 Mobile SW FEM Table 2 FEM RX Control Logic TP4 TP3 TP1 TP2 CN601 z H M 0 8 8 1 5 6 3 8 1 0 6 L F 0 2 9 1 3 1 1 1 8 1 5 1 8 4 1 7 2 1 6 9 5 4 0 1 3 6 1 2 1 17 ANT 1 X R 0 5 8 M S G 2 X R 0 5 8 M S G 4 D N G 1 X R 0 0 9 M S G 2 C V 2 X R 0 0 9 M S G 1 X R 0 0 8 1 M S G 1 D N G 2 X R 0 0 8 1 M S G 2 D N G 1 X R 0 0 9 1 M S ...

Page 92: ... Check TP1 of SW600 with RF Cable and TP2 of L601 TP1 Signal same as TP2 Replace Mobile SW CN601 Yes No Yes Mobile SW FEM is OK Check Antenna Replace U601 Control Signal is OK No Yes Check TP3 TP4 of FL601 Replace FEM FL601 TP5 8 Signal is OK No Yes Checking Flow Figure 10 Mobile SW R403 DCS PCS RX FE1 FE2 Figure 11 FEM Control Signals ...

Page 93: ... TP4 QX TP3 Q Figure 14 RX I Q Waveform X601 26MHZ TSX 3225 2 1 3 4 GND2 HOT2 HOT1 GND1 U601 PMB6272 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D ...

Page 94: ...Use Only 4 TROUBLE SHOOTING 4 13 Trouble shooting of Transmitter part Check point ྙ DCXO Check point ྚ PLL Control Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Check point ྛ TX I Q Signal Re Download S W RF CAL Check point ྜ Transceiver Check point ྜྷ PAM Control Check ྞ FEM Mobile SW Checking Flow ...

Page 95: ...l Signal 4 13 3 Checking TX I Q Signals Check TX I Q Signals TP1 TP4 Signals are Normal Replace Transceiver PMB6272 U601 Yes No TX Part is OK Check Base Band Circuit or Re Download S W and Cal TP4 QX TP3 Q TP2 IX Checking Flow TP1 I G Figure 17 TX I Q Circuit X601 26MHZ TSX 3225 2 1 3 4 GND2 HOT2 HOT1 GND1 U601 PMB6272 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9...

Page 96: ...10 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING Checking Points Figure 18 TX I Q I Q I Q Figure 19 TX I Q Waveform U601 TX TP1 I TP3 TP4 Q TP2 IX ...

Page 97: ... 1 3 4 GND2 HOT2 HOT1 GND1 U601 PMB6272 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D D D V X 3 X R 3 S Y S F 3 X R 2 S Y S F X 4 X R O X 4 X R X O...

Page 98: ...Only 4 TROUBLE SHOOTING Signals are Normal Replace PMB6272 U601 Yes No Transceiver is OK See next page to check PAM Control Circuit Figure 23 Transceiver Output 8PSK Figure 22 Transceiver Output GMSK LBAND_PAM_IN MODE GMSK TP1 LBAND_PAM_IN MODE 8PSK TP1 EGSM 30CH EGSM 30CH Check Output Signal TP1 TP2 Checking Flow ...

Page 99: ...ransceiver Output Table 4 PAM Mode Operation HIGH Control Amp bias HIGH 8PSK HIGH Ramp Burst Control LOW GMSK TXON_PA PA_LEVEL MODE MODE Figure 24 PAM Control Signals Circuit TP1 PA LEVEL TP2 TXON PA TP3 PA_MODE TP3 PA_MODE TP2 TXON_PA TP1 PA_LEVEL 1 R603 1 R604 C606 DNI 47pF C611 R608 1K DNI C629 DNI C630 PA_LEVEL PA_MODE PA_BAND TXON_PA LBAND_PAM_IN HBAND_PAM_IN TP2 TXON PA TP1 PA LEVEL TP3 PA_M...

Page 100: ...Signal Figure 27 8PSK Control Signal Check Control Signals TP1 TP2 TP3 TP3 PA MODE R608 TP1 PA_LEVEL R606 TP2 TXON_PA R605 TP1 PA_LEVEL TP2 TXON_PA TP3 PA MODE TP1 PA_LEVEL TP2 TXON_PA TP3 PA MODE TP1 PA_LEVEL TP2 TXON_PA TP3 PA MODE Signals are Normal Check PMB8877 U100 Yes No PAM Control Signal is OK See next page to check FEM Mobile SW Circuit Checking Flow ...

Page 101: ...TP4 TP5 z H M 0 8 8 1 5 6 3 8 1 0 6 L F 0 2 9 1 3 1 1 1 8 1 5 1 8 4 1 7 2 1 6 9 5 4 0 1 3 6 1 2 1 17 ANT 1 X R 0 5 8 M S G 2 X R 0 5 8 M S G 4 D N G 1 X R 0 0 9 M S G 2 C V 2 X R 0 0 9 M S G 1 X R 0 0 8 1 M S G 1 D N G 2 X R 0 0 8 1 M S G 2 D N G 1 X R 0 0 9 1 M S G 1 C V 2 X R 0 0 9 1 M S G X T 0 0 9 _ 0 5 8 M S G 5 D N G X T 0 0 9 1 _ 0 0 8 1 M S G 3 D N G 1 C N 2 C N CN601 2 6 5 4 3 1 N I 1 D N...

Page 102: ...1 of SW600 with RF Cable and TP2 of C606 TP1 Signal same as TP2 Replace Mobile SW SW600 Yes No Yes Mobile SW FEM is OK Check Antenna Replace BB CHIP U100 Control Signal is OK No Yes Check TP3 TP4 of FL600 Replace FEM FL600 TP5 Signal is OK No Yes Checking Flow EGSM TX Figure 31 FEM Control Signals Figure 30 Mobile SW R403 TP2 ANT_SW2 TP1 ANT_SW1 ...

Page 103: ...al Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 5 DOWNLOAD k G GaG㜼 Onzt s pG GZUWP XUj G G GGaG㜼 iyh psGO tnP YUGzV G 㾡 aG㜼 OGw 㾡 ㇵḴ㛺㢀UGP GT350 GT350 ...

Page 104: ... 105 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD kss 㾡 a 㜼 On Y_W kssP kssG 㾡 aG㜼 On Y_W UkssP GT350 GT350 GT350 ...

Page 105: ... 106 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD GT350 GT350 GT350 ...

Page 106: ... 107 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD z G zi w Gt G GGaGG㜼 OW P GT350 ...

Page 107: ... 108 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD ziGk G 㾡 aG㜼 Osn zi t k G U U P ...

Page 108: ... 109 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD ...

Page 109: ... 110 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD ziGt G 䈑 aG㜼OGpumpulvuGh Gz P O P GT350 ...

Page 110: ... 111 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD ...

Page 111: ... 112 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 㐘䚽 䑀㢰 ⶸ㤸 aG㜼Ot nzt ZWP O P ...

Page 112: ... 113 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD GT350 GT350 GT350 GT350 GT350 GT350 GT350 GT350 GT350 ...

Page 113: ... 114 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD GT350 GT350 GT350 GT350 GT350 GT350 ...

Page 114: ... 115 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 DOWNLOAD GT350 GT350 ...

Page 115: ... 116 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD GT350 GT350 ...

Page 116: ...N MIC FM RADIO FM RADIO AUIDO AMP EPN11 EPP11 EPPA11 EPPA21 INM INM INL INR MAIN SPEAKER OUT OUT MIC1 P N MIC2 P N VMICP N I2C INL R tp ly i whzz wylThtw Match Match Match Match Controller Battery CHG_EN T_IN1 I2C1 LED CTRL 6 ea I2C2 SET EN VBAT Power_KEY COL ROW GPIO 2V11_RTC 2V11_RTC B UP BAT I2C2 I2C2 I2C1 CIF MMC I F MMCI1 VIB_EN GPIO PA_MODE PA_BAND TXON_PA PA_LEVEL USIF2 I2S1 ymGpu lymhjl Me...

Page 117: ... 118 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 118: ... 2 I X T _ 2 S 2 I 0 A W _ 2 S 2 I 1 A W _ 2 S 2 I L C S _ 1 C 2 I A D S _ 1 C 2 I T N I _ M P L C S _ 2 C 2 I A D S _ 2 C 2 I T S R M _ D X R _ 1 F I S U R S T M _ D X T _ 1 F I S U N _ S T R _ 1 F I S U N _ S T C _ 1 F I S U T S R M _ D X R _ 2 F I S U R S T M _ D X T _ 2 F I S U N _ S T R _ 2 F I S U N _ S T C _ 2 F I S U T S R M _ D X R _ 3 F I S U R S T M _ D X T _ 3 F I S U K L C S _ 3 F I S...

Page 119: ...A D _ C 2 I K L C _ C 2 I M W P _ 1 L B M W P _ 2 L B M W P _ 3 L B L R T N C _ H C E C R U O S _ H C C U _ E G R A H C E G R A H C _ D D V 1 N I _ E S N E S 2 N I _ E S N E S F E R _ D D V D E L V 1 D S V RCV VPIN VMIN VMME D VDDMME D VDDRF2 RESET_N VRF2 RESET2_N SLEEP1_N VRF3 SLEEP2_N VDDRF13_AFC VAUDIOA VRF1 VDDAUDIOA VVIB VDDSIMVIB VDDAUDIOB VAUDIOB VSIM VAUX VAFC VDDAUX VRTC SU1_GATE SU1_GND ...

Page 120: ... 3 2 1 N I T U O 1 G 2 G R315 100K NCS2200SQ2T2G EUSY0250501 U304 2 3 1 4 5 VCC VIN OUT VIN GND 1 5K R316 22n C317 220n C318 220n C319 2 2K R317 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 n 0 0 1 3 0 3 L DNI R318 220n C320 220n C321 2 2u C322 0 1u C323 0 R319 2 2u C324 C325 2 2u 0 1u C326 100K R320 22p C337 DNI R322...

Page 121: ...1 5 P 0 5 P 7 4 P 1u C418 TSC2007IYZGR EUSY0337101 U402 D3 B3 D2 B2 D1 B1 C3 A3 C2 A2 C1 A1 AUX SDA VDD_REF A1 X X PENIRQ SCL A0 GND Y Y KB424 2V9_VAUX 0 1u C419 VA404 VA405 VA406 VA407 KB425 KB426 KB427 KB428 KB429 KB430 KB431 KB432 DNI R406 KB433 KB434 KB435 KB436 KB437 KB438 KB439 KB440 KB441 KB442 KB443 KB444 KB445 KB446 KB447 p 7 2 0 2 4 C 27p C421 p 7 2 2 2 4 C p 7 2 3 2 4 C 470 R407 p 7 2 4...

Page 122: ...1 4 1 5 R 100K R515 p 5 7 6 0 5 C p 5 7 7 0 5 C p 5 7 8 0 5 C 27p C509 27p C510 27p C511 p 5 7 2 1 5 C p 5 7 3 1 5 C p 5 7 4 1 5 C LEWWS44PA LD503 10 R516 100K R517 p 5 7 5 1 5 C 27p C516 K 0 0 1 8 1 5 R K 0 0 1 9 1 5 R K 0 0 1 0 2 5 R K 0 0 1 1 2 5 R 1u C517 27p C518 27p C519 1u C520 K 0 0 1 2 2 5 R 15K R523 1n C521 DNI C522 p 5 7 3 2 5 C p 5 7 4 2 5 C p 5 7 5 2 5 C p 5 7 6 2 5 C 10 R524 10 R525 ...

Page 123: ...X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D D D V X 3 X R 3 S Y S F 3 X R 2 S Y S F X 4 X R O X 4 X R X O X 5 V 1 A N L D D V GND1 FSYS1 VDDXO2V8 EN VDDVCO2V8 VCO_RC VDDRX1V5 VDDRX2V8 47pF C610 47pF C611 DNI C612 0 22uF C613 4 7pF C614 4 7pF C615 ANT601 L604 0 015uH 0 0047uH L605 0 001uF C616 0 047uF C617 C618 0 1uF R608 1K SKY77344 U602 1 2 11 10 12 9 13 8 14 7 15 6 16...

Page 124: ... BT_PCM_OUT VDD_WL_PA BT_PCM_SYNC BT_PCM_IN SDIO_CMD SDIO_CLK VDD_BT_PA SDIO_D3 SDIO_D2 S_CLK_IN SDIO_D1 GND6 SDIO_D0 FM_ANT WL_RST_N BT_GPIO_0 WL_WAKE_B BT_GPIO_1 REG_ON BT_GPIO_3 VBAT_IN BT_GPIO_4 BT_GPIO_7 SR_VLX1 SR_VLX1BB F_CLK_IN F_CLK_OUT B B 2 X L V _ 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 ...

Page 125: ...Q101 1 2 3 04 6293 637 005 829 CN101 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 39p C102 C103 0 1u 600 FB101 39p C104 39p C105 39p C106 39p C107 39p C108 MULTI KB3 1u C109 C110 1u 1u C111 1u C113 K 0 0 1 6 0 1 R 39p C114 1u C115 C116 1u VBAT VBAT VBAT DIF_D7 DIF_D7 DIF_D6 DIF_D6 DIF_D5 DIF_D5 DIF_D4 DIF_D4 DIF_D3 DIF_D3 DIF_D2 DIF_D2 DIF_D...

Page 126: ...0 E3000 CN3 18 17 19 16 20 15 21 14 22 13 23 12 24 11 25 10 26 9 27 8 28 7 29 6 30 5 31 4 32 3 33 2 34 1 CN4 2 1 39p C1 C2 39p VA2 VA1 0 R2 0 R1 VBAT VBAT DIF_D6 DIF_D6 DIF_D5 DIF_D5 DIF_D4 DIF_D4 DIF_D3 DIF_D3 DIF_D2 DIF_D2 DIF_D1 DIF_D1 DIF_D0 DIF_D0 DIF_RD DIF_RD DIF_RESET DIF_RESET IF_MODE0 IF_MODE0 LCD_BACKLIGHT_EN LCD_BACKLIGHT_EN 2V62_VIO 2V62_VIO SLIDE_KEY_BL SLIDE_KEY_BL KEY_COL3 KEY_COL3...

Page 127: ... 128 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 128: ...raining and service purposes LGE Internal Use Only 8 BGA Pin Map 8 BGA Pin Map LJLWDO DVH DQG GGG GGG GGG GG GGGyGGGwGGGuG tGGGsGGGrGGGqGGGoGG nGGGmGGGlGGGkG jG iGG h X hh X X_ X X X 㟝 㟝 X X XZ XY XX 㟝 XX XW W W_ W W W W W WZ WZ WY WX 8 6 8 Digital Base Band Use Not Use ...

Page 129: ... 130 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 8 BGA Pin Map 0HPRU ࡈی ࡈی ࡈی 0 1 3 5 7 8 86 86 Memory Use Not Use ...

Page 130: ... 131 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 BGA Pin Map 30 ࡈی ࡈی ࡈی 8 86 8 PMIC Use Not Use ...

Page 131: ... 132 LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 132: ... U701 4 0 7 P T 2 0 4 L F 5 0 4 R 5 2 4 C FL701 C701 8 0 7 C C715 2 0 7 P T 1 1 7 P T 3 0 7 P T 1 0 7 P T 5 0 4 C 1 0 4 C 3 0 4 C 1 0 4 L F 3 0 4 L F 2 0 4 C 4 2 1 R R123 1 2 4 C 4 2 4 C 3 3 4 C 2 2 4 C 7 2 4 C 0 2 4 C 0 3 4 C 3 2 4 C 2 3 4 C 6 3 4 C R414 C426 1 0 1 N C C307 9 0 3 C 0 1 3 C L301 L302 R508 VA501 LD502 2 1 4 R 0 1 4 C LD504 C243 2 0 2 U 4 0 2 C 4 1 2 R R509 LD503 FB702 C703 LD501 R5...

Page 133: ... L304 VA302 VA305 055C R533 Q202 Q201 C602 223R VA304 105S 715R R534 715C 108C 945C 545C 603R 703R C304 503R R103 R102 101U R320 C326 303U C329 323C 402R 202D R303 R309 302R 306TNA C537 C531 C542 141C C109 R125 C106 C104 C103 825R 103J 635R 725R C201 C203 R201 711R 441C 602R 502R 831C 041C 931C 431C 341C 731C C105 R101 C130 C233 C114 C101 C120 C122 541C 641C C129 231C C110 701R 621C 801R C116 R115...

Page 134: ...LAYOUT LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 3 0 1 R 3 B K 4 0 1 R 2 B K 1 B K LD101 9 0 1 C LD102 0 1 1 C GT350_KEY_SPEY0064801 1 0 TOP ...

Page 135: ...ice purposes 8 1 7 1 4 3 1 0 1 N C 2 0 1 N C 3 0 1 D Z 2 0 1 D Z 1 0 1 D Z 3 0 1 C F B 1 0 1 1 0 1 C 5 0 1 D Z 4 0 1 D Z C 1 1 6 C 1 0 2 C 1 1 1 5 0 1 R 3 1 1 C 5 1 1 C 4 0 1 C U 1 0 1 C 1 0 6 C 1 0 7 C 1 0 8 C 1 1 4 5 0 1 C R 1 0 6 7 1 1 C 1 0 1 R 2 0 1 R Q 1 0 1 GT350_KEY_SPEY0064801 1 0 BOT 9 PCB LAYOUT ...

Page 136: ... 137 9 PCB LAYOUT LGE Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 71 43 81 3 N C GT350_F_SLIDE_SPCY0217401 1 0 TOP ...

Page 137: ...ternal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 2 0 4 0 2 1 C N 4 1 N C V A 2 1 C 2 R V A 1 2 C 1 R C N 2 GT350_F_SLIDE_SPCY0217401 1 0 BOT 9 PCB LAYOUT ...

Page 138: ... Only for training and service purposes LGE Internal Use Only 10 ENGINEERING MODE 10 ENGINEERING MODE LG Electronics 106 115 LGE Property RF Calibration 10 1 Test Equipment Setup 10 2 Calibration Step 2 1 Turn on the Phone 2 2 Execute HK_34 exe 4 00 V 0 000 A ...

Page 139: ...Internal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 10 ENGINEERING MODE 2 3 Click SETTING Menu 2 4 Setup Ezlooks menu such as the following figure GT350 ...

Page 140: ...rnal Use Only 10 ENGINEERING MODE 2 5 Setup Line System menu such as the following figure 2 6 Setup Logic operation such as the following figure Adjust number of times PWR Power supply CELL Call Test Equipment Setup UART port Operation Mode 1 By Pass not control by GPIB 2 Normal control by GPIB GT350 GT350 ...

Page 141: ...ternal Use Only Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes 10 ENGINEERING MODE 2 7 Select MODEL 2 8 Click START for RF calibration 2 9 RF Calibration finishes GT350 ...

Page 142: ...otices 1 The state of Phone is test mode during the CALIBRATION 2 Calibration program automatically changes either normal mode or ptest mode 3 RF Calibration steps as follow TX Channel compensation EGSM GSM850 DCS PCS EDGE EGSM EDGE GSM850 EDGE DCS EDGE PCS RX Channel compensation EGSM GSM850 DCS PCS 4 Phone Operation Mode Normal Mode Ptest Mode Saving Format Year month day_pass or fail GT350 GT35...

Page 143: ...Inc All right reserved Only for training and service purposes 11 STAND ALONE TEST 11 STAND ALONE TEST LG Electronics 111 115 LGE Property Stand alone Test 11 1 Test Program Setting ྙSet COM Port ྚCheck PC Baud rate ྛConfirm EEPROM Delta file prefix name ྙ ԙ Ԛ ...

Page 144: ...ght 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 STAND ALONE TEST ྜClick Update Info for communicating Phone and Test Program Connected Not Connected ԛ ...

Page 145: ...reserved Only for training and service purposes 11 STAND ALONE TEST ྜྷFor the purpose of the Standalone Test Change the Phone to ptest mode and then Click the Reset bar ྞSelect Non signaling in the Quick Bar menu Then Standalone Test setup is finished ԝ Ԝ Change ptest mood ...

Page 146: ...nternal Use Only 11 STAND ALONE TEST 11 2 Tx Test ྙClick Non signaling mode bar and then confirm OK text in the command line ྚPut the number of TX Channel in the ARFCN ྛSelect Tx in the RF mode menu and PCL in the PA Level menu ྜFinally Click Write All bar and try the efficiency test of Phone ԘG ԙG ԚG ԛ ...

Page 147: ...rved Only for training and service purposes 11 STAND ALONE TEST LG Electronics 114 115 LGE Property ྚPut the number of TX Channel in the ARFCN ྛSelect Tx in the RF mode menu and PCL in the PA Level menu ྜFinally Click Write All bar and try the efficiency test of Phone ԙG ԚG ԛ ...

Page 148: ...TAND ALONE TEST 11 3 Rx Test ྙPut the number of RX Channel in the ARFCN ྚSelect Rx in the RF mode menu ྛFinally Click Write All bar and try the efficiency test of Phone G ྜThe Phone must be changed normal mode after finishing Test ྜྷChange the Phone to normal mode and then Click the Reset bar ԚG ԘG ԙG ԛ ԜG Change normal mode ...

Page 149: ... All right reserved Only for training and service purposes 11 STAND ALONE TEST LG Electronics 115 115 LGE Property G ྜThe Phone must be changed normal mode after finishing Test ྜྷChange the Phone to normal mode and then Click the Reset bar ԛ ԜG Change normal mode ...

Page 150: ...00 SNGF00 ACGK00 ACGT00 ACGU00 AKAC00 AKAD00 GMEY00 GMEY01 MCCH00 MPBZ00 MTAB00 MTAZ00 MTAZ02 MWAC00 SACY00 SAEY00 SUSY00 SVLM00 GMEY02 GMEY03 SAFY00 ACKA00 ADCA00 SPKY00 SPKY01 SPKY02 SVCY00 MCJA00 SBPP00 ACGM00 SJMY00 SNGF00 ACGK00 ACGT00 ACGU00 AKAC00 AKAD00 GMEY00 GMEY00 GMEY01 MCCH00 MPBZ00 MTAB00 MTAZ00 MTAZ02 MWAC00 SACY00 SAEY00 SUSY00 SVLM00 GMEY02 GMEY03 SAFY00 ACKA00 SPKY01 SPKY02 SPKY0...

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

Page 152: ...COVER REAR MCJN0118101 MOLD PC LUPOY SC 1004A COLOR UNFIXED 5 MDAY00 DECO MDAY0061301 COMPLEX empty COLOR UNFIXED 5 MPBJ00 PAD MOTOR MPBJ0075001 COMPLEX empty WITHOUT COLOR 5 MPBT00 PAD CAMERA MPBT0091301 COMPLEX empty WITHOUT COLOR 5 MSAZ00 SHEET MSAZ0069801 COMPLEX empty COLOR UNFIXED 5 MSAZ01 SHEET MSAZ0069802 COLOR UNFIXED 5 MTAB00 TAPE PROTECTION MTAB0377701 COMPLEX empty WITHOUT COLOR 5 MTAK...

Page 153: ...COLOR 5 ACGT00 COVER ASSY UPPER ACGT0004701 SLIDE WHITE 6 MBFZ00 BRACKET MBFZ0046001 PRESS STS 0 4 WITHOUT COLOR 6 MCJX00 COVER UPPER MCJX0006801 MOLD PC LUPOY SC 1004A COLOR UNFIXED 7 MICE00 INSERT NUT MICE0016901 PRESS STS WITHOUT COLOR 6 MFBZ00 FILTER MFBZ0015501 COMPLEX empty WITHOUT COLOR 6 MGAZ00 GASKET MGAZ0095501 COMPLEX empty WITHOUT COLOR 6 MPBG00 PAD LCD MPBG0106601 COMPLEX empty WITHOU...

Page 154: ...BIND GMEY0012901 1 4 mm 2 5 mm MSWR3 B SILVER 5 GMEY01 SCREW MACHINE BIND GMEY0018101 1 4 mm 1 5 mm SWCH18A B TRI empty empty SWCH BLACK empty empty SILVER 5 MCCH CAP SCREW MCCH0159102 COMPLEX empty 5 MPBZ00 PAD MPBZ0296401 COMPLEX empty 0 25 WITHOUT COLOR 5 MTAB00 TAPE PROTECTION MTAB0387701 COMPLEX empty WITHOUT COLOR 5 MTAZ TAPE MTAZ0322101 COMPLEX empty WITHOUT COLOR 5 MTAZ00 TAPE MTAZ0293101 ...

Page 155: ... 1 16W J 1005 R TP 7 R2 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 7 VA1 VARISTOR SEVY0001001 14 V SMD 50pF 1005 7 VA2 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 SACD00 PCB ASSY FLEXIBLE SMT TOP SACD0088301 7 CN3 CONNECTOR BOARD TO BOARD ENBY0040201 34 PIN 0 4 mm ETC H 1 0 Plug 6 SPCY PCB FLEXIBLE SPCY0217401 POLYI mm DOUBLE 5 SAEY PCB ASSY KEYPAD SAEY0071201 6 SAEB00 PCB ASSY KEYPAD INSERT...

Page 156: ...BY0040301 34 PIN 0 4 mm ETC H 1 0 Socket 8 FB101 FILTER BEAD CHIP SFBH0008101 600 ohm 1005 8 Q101 TR BJT NPN EQBN0007101 EMT3 0 15 W R TP LOW FREQUENCY 8 R101 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 8 R102 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 8 R105 PCB ASSY MAIN PAD SHORT SAFP0000401 8 R106 RES CHIP MAKER ERHZ0000204 100 Kohm 1 16W F 1005 R TP 8 U101 IC EUSY0344405 QFN...

Page 157: ...pacitor 0 03F Module Assembly 7 C102 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C103 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 7 C104 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 7 C105 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C106 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 7 C107 CAP CHIP MAKER ECZH0003103 0 1 uF 10V ...

Page 158: ... K X5R TC 1005 R TP 7 C132 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C133 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C134 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C135 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C136 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C137 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005...

Page 159: ...215 1 uF 10V K X5R TC 1005 R TP 7 C219 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C220 CAP CERAMIC CHIP ECCH0007803 10 uF 10V M X5R HD 1608 R TP empty empty empty empty empty empty 0 8 mm 7 C221 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 7 C222 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C223 CAP CERAM...

Page 160: ...P MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP 7 C305 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C312 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C313 CAP CHIP MAKER ECZH0001216 220 nF 10V K X5R TC 1005 R TP 7 C314 CAP CHIP MAKER ECZH0001216 220 nF 10V K X5R TC 1005 R TP 7 C315 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C316 CAP CHIP MAKER ECZH000...

Page 161: ... 5 mm 7 C404 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C501 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 7 C502 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C503 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C504 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C505 CAP CHIP MAKER ECZH0001120 3 9 nF 50V K X7R HD 1005 R TP empty em...

Page 162: ...0G TYPE No X7R empty empty empty empty empty empty 7 C525 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X7R empty empty empty empty empty empty 7 C526 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X7R empty empty empty empty empty empty 7 C527 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X7R empty empty empty empty empty e...

Page 163: ...y empty empty empty 7 C543 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X7R empty empty empty empty empty empty 7 C544 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X7R empty empty empty empty empty empty 7 C545 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C546 CAP CERAMIC CHIP ECCH0010501 7 5 pF 50V D X7R TC 1005 R TP C0G TYPE No X...

Page 164: ...CZH0000839 4 7 pF 50V C NP0 TC 1005 R TP 7 C627 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 7 C628 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C631 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 TC 1005 R TP 7 C632 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 7 C633 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 7 C634 CAP CERAMIC CHIP ECCH000018...

Page 165: ...hip coil 7 L305 INDUCTOR CHIP ELCH0003842 100 nH J 1005 R TP MLCI 7 L601 INDUCTOR CHIP ELCH0003842 100 nH J 1005 R TP MLCI 7 L602 INDUCTOR CHIP ELCH0004714 18 nH J 1005 R TP 7 L603 INDUCTOR CHIP ELCH0003814 5 1 nH S 1005 R TP 5 1nH 1005 7 L604 INDUCTOR CHIP ELCH0004710 15 nH J 1005 R TP 7 L605 INDUCTOR CHIP ELCH0004704 4 7 nH S 1005 R TP 7 L606 INDUCTOR CHIP ELCH0003831 1 nH S 1005 R TP MLCI 7 L60...

Page 166: ...5 R TP 7 R118 RES CHIP MAKER ERHZ0000204 100 Kohm 1 16W F 1005 R TP 7 R120 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R122 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 7 R125 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R201 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 7 R202 RES CHIP MAKER ERHZ0000437 2 Kohm 1 16W J 1005 R TP 7 R203 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 7 R204 R...

Page 167: ...ES CHIP MAKER ERHZ0000439 200 Kohm 1 16W J 1005 R TP 7 R324 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R325 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R326 RES CHIP ERHY0000185 820 ohm 1 16W F 1005 R TP 7 R327 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 7 R328 RES CHIP MAKER ERHZ0000445 220 Kohm 1 16W J 1005 R TP 7 R329 RES CHIP MAKER ERHZ0000407 1000 Kohm 1 16W J 1005 R TP 7 R33...

Page 168: ...000402 10 ohm 1 16W J 1005 R TP 7 R527 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 7 R529 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 7 R530 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 7 R531 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R533 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 7 R534 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 7 R535 RES CHIP MAKER ERHZ0000...

Page 169: ...DO Voltage Regulator 7 U502 IC EUSY0200803 MFL 8 R TP Haptic Driver IC 2X2 IC Motor Driver 7 U601 IC EUSY0274801 VQFN 40 PIN R TP GPRS EDGE TRANSCEIVER 7 U602 PAM SMPY0017601 dBm A dBc dB 5x5 SMD IFX Linear EDGE R TP R TP 16 7 VA201 VARISTOR SEVY0005201 5 5 V SMD 1005 50pF 7 VA302 VARISTOR SEVY0007301 5 V 0 15pF SMD 7 VA303 VARISTOR SEVY0007301 5 V 0 15pF SMD 7 VA304 VARISTOR SEVY0007301 5 V 0 15p...

Page 170: ...AMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C407 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C408 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C409 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C410 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C411 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 7 C412 CAP CERAMIC CHIP ...

Page 171: ...27 pF 50V J NP0 TC 1005 R TP 7 C701 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 7 C702 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 7 C703 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C704 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 7 C705 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 7 C706 CAP CERAMIC CHIP ECCH0005603 2 2 uF 10V K X5R...

Page 172: ...E ETC R TP SIDEVIEW empty 2 9 3 2V 30mA 1200 1400mcd 120mW empty empty 2P 7 LD504 DIODE LED CHIP EDLH0013701 WHITE ETC R TP SIDEVIEW empty 2 9 3 2V 30mA 1200 1400mcd 120mW empty empty 2P 7 MIC301 MICROPHONE SUMY0010609 UNIT 42 dB 3 76 2 95 1 1 mems smd mic OMNI empty empty 7 PCB PCB MAIN SPFY0220001 FR 4 0 8 mm STAGGERED 8 7 R123 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R124 RES CHI...

Page 173: ...0 ohm 1 16W J 1005 R TP 7 R507 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 7 R508 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 7 R509 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 7 R532 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 7 R701 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R702 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R704 RES CHIP ERHY0000128 15K ohm 1 16W F 1005 R TP ...

Page 174: ...s Inc All right reserved Only for training and service purposes LGE Internal Use Only 12 EXPLODED VIEW REPLACEMENT PART LIST Level Location No Description Part Number Spec Color Remark 7 VA501 VARISTOR SEVY0004101 5 6 V SMD 360pF 1005 ...

Page 175: ...9 INNERPACK WW 3 7 950 190 PRISMATIC 3 8X37X59 NA BLACK INNERPACK SILVER 3 SGDY00 DATA CABLE SGDY0014302 empty empty 1 2M BLACK 1 2m 4 Shield case MicroUSB ID resistor open N 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003744 RMS 20mW 0 56V RMS 16Ohm 2 4Ohm 1KHZ 116dB 3dB 1KHZ 3mW 116dB 1KHZ 96dB 100HZ empty BLACK PLUG GM310 Earphone Stereo 3 SSAD00 ADAPTOR AC DC SSAD0031001 100 240V 5060 Hz 5 1 V 0 7 A ...

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