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LG GB210 Service Manual
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LG GB210 Service Manual

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Internal Use Only
Service Manual
GB210
Date: January, 2009 / Issue 1.0

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Summary of Contents for LG GB210

  • Page 1 Internal Use Only Service Manual GB210 Date: January, 2009 / Issue 1.0...

  • Page 2: Table Of Contents

    4.11 SIM Card Interface Trouble ........70 4.12 Earphone Trouble ............. 72 4.13 KEY backlight Trouble ..........74 4.14 Receiver Trouble ............76 Copyright © 2009 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...
  • Page 3 LGE Internal Use Only - 4 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 4: Introduction

    The user may not make any changes and/or repairs expect as specifically noted in this manual. Therefore, note that unauthorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty. Copyright © 2009 LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only...
  • Page 5 • When returning system boards or parts like EEPROM to the factory, use the protective package as described. LGE Internal Use Only - 6 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 6: Abbreviations

    International Portable User Identity Intermediate Frequency Liquid Crystal Display Low Drop Output Light Emitting Diode OPLL Offset Phase Locked Loop Copyright © 2009 LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 Time Division Multiple Access UART Universal Asynchronous Receiver/Transmitter Voltage Controlled Oscillator VCTCXO Voltage Control Temperature Compensated Crystal Oscillator Wireless Application Protocol LGE Internal Use Only - 8 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 8: Performance

    Internal EAR Phone Jack Yes (Stereo) PC Synchronization Speech coding EFR/FR/HR Data Vibrator Loud Speaker Voice Recoding Microphone Copyright © 2009 LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 Item Feature Comment Speaker/Receiver Receiver 11X 07, Speaker : 16*16 Travel Adapter MIDI 32poly SW MIDI Camera 1.3M LGE Internal Use Only - 10 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 10: Technical Specifi Cation (Gb210)

    2 dBm ±3dB ±5dB 16 dBm 0 dBm Not support EDGE Max. Power EDGE Not support Modulation Accuracy Copyright © 2009 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 11 (Due to Switching) DCS1800/PCS1900 Offset from Carrier (kHz) Max. [dBm] 1,200 1,800 Conduction, Emission Status Spurious Emissions Radiation, Emission Status LGE Internal Use Only - 12 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 12 < 40mA @ FM Radio Operation (AVG) Backup Battery (Without Main Battery) Normal Power Off : < 5uA Emergency Power Off : < 15uA Copyright © 2009 LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 Battery Type Back-up Battery : Lithium, 1mAh Input: 100 ~ 240 V, 50/60Hz Travel Charger Output: 5.1V, 700mA LGE Internal Use Only - 14 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 14: Technical Brief

    1.2 V to VCC for BS and TX_EN pads, depending on the level applied to the VLOGIC pad. This feature provides additional flexibility for the designer in the selection of FEM interface control logic. Copyright © 2009 LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only...
  • Page 15 3. TECHNICAL BRIEF Table 5 Pad description Table 3 Mode Control logic LGE Internal Use Only - 16 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 16: Transceiver (Ad6548, U501)

    Interface Reg 3 Reg 2 Reg 1 VCC_ VBAT VLDO3 VLDO2 VLDO1 TXVCO Figure 3.3 AD6548 Block Diagram Copyright © 2009 LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 3. TECHNICAL BRIEF LGE Internal Use Only - 18 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 18: 26 Mhz Clock (Crystal, X500)

    26MHz crystal. Dedicated control software ensures excellent frequency stability under all circumstances. X500 26MHz DSX321G-26M Figure 3.4 CRYSTAL CIRCUIT DIAGRAM Copyright © 2009 LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes...

  • Page 19: Bt Module With Integrated Fm Tuner(Bc5-Fm, U200)

    With the on-chip CSR Bluetooth software stack, it provides a fully compliant Bluetooth system to v2.1 + EDR of the specification for data and voice communications. LGE Internal Use Only - 20 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 20: Baseband Processor (Ad6726, U103)

    GSM 900/850 power classes 4 and 5, DCS 1800 power classes 1 and 2, and PCS 1900 power classes 1 and 2 Copyright © 2009 LG Electronics. Inc. All right reserved. - 21 - LGE Internal Use Only Only for training and service purposes...
  • Page 21 3. TECHNICAL BRIEF Figure 3.5 SYSTEM INTERCONECTION OF AD6726 EXTERNAL INTERFACE LGE Internal Use Only - 22 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 22 This pin determines whether the data to LCD module are LCD command nLCD_RS or data. 2V8_MM 2.8V is supplied to LCD driver IC. Table 3.5.B LCD CONTRON SIGNALS DISCRIPTION Copyright © 2009 LG Electronics. Inc. All right reserved. - 23 - LGE Internal Use Only Only for training and service purposes...
  • Page 23 S_DATA (GPO 20) Serial Data to PLL S_CLK (GPO 21) Clock to PLL Table 3.5.C RF CONTROL SIGNALS DESCRIPTION LGE Internal Use Only - 24 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 24 SIM_DATA SIM_CLK GND4 GND1 GND3 GND2 C306 C304 C307 C308 220n 1000p Figure 3.5.D2 SIM Interface of AD6726 Copyright © 2009 LG Electronics. Inc. All right reserved. - 25 - LGE Internal Use Only Only for training and service purposes...
  • Page 25 - VUSB : supplies USB interface circuitry( 3.2V, 20mA) - 1V8_VGP : supplies VDD_IO1 & VDD_IO4 of MMP(1.8V, 40mA) LGE Internal Use Only - 26 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 26: Display And Interface

    FL302 ICVE10184E150R101FR L_DATA11 DATAOUT11 INOUT_A1 INOUT_B1 L_DATA10 DATAOUT10 INOUT_A2 INOUT_B2 L_DATA09 DATAOUT09 INOUT_A3 INOUT_B3 L_DATA08 INOUT_A4 INOUT_B4 DATAOUT08 Copyright © 2009 LG Electronics. Inc. All right reserved. - 27 - LGE Internal Use Only Only for training and service purposes...
  • Page 27 LCD_RESET_OUT nLCD_CS_OUT DATAOUT15 DATAOUT14 DATAOUT13 DATAOUT12 DATAOUT11 DATAOUT10 DATAOUT09 DATAOUT08 LCD_ID R331 C349 Figure 3.6 LCD INTERFACE CIRCUIT LGE Internal Use Only - 28 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 28: Camera Interface(Ait716 , U400)

    JPG pictures. Camera module is controlled by AIT716. Interface is done by I2C and YCbCr format. I2C is a control signal and YCbCr is real data interface signal. Figure 3.7.1 AIT716 BLOCK DIAGRAM Copyright © 2009 LG Electronics. Inc. All right reserved. - 29 - LGE Internal Use Only...
  • Page 29 3. TECHNICAL BRIEF Figure 3.7.2 SENSOR CHIP BLOCK DIAGRAM LGE Internal Use Only - 30 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 30 MM_R PI2S_WS nCAM_RST PI2S_SDO PUSBDN MM_USBDM PI2S_MCLK PUSBDP MM_USBDP 1V8_CAMIO R416 4.7K R417 4.7K Figure 3.7.3 AIT716 CIRCUIT Copyright © 2009 LG Electronics. Inc. All right reserved. - 31 - LGE Internal Use Only Only for training and service purposes...

  • Page 31: Keypad Switches And Scanning

    C249 VA201 R215 KEY_COL0 R216 KEY_COL1 R217 KEY_COL2 R218 KEY_COL3 R219 KEY_COL4 Figure 3.8 Keypad Switches and Scanning LGE Internal Use Only - 32 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 32: Microphone

    0.1uF 0.1uF VINNORP C324 MIC_PATH_SEL MODE HANDSET MODE MULTIMEDIA MODE Figure 3.9 Connection between Microphone, AD6726 and AIT716 Copyright © 2009 LG Electronics. Inc. All right reserved. - 33 - LGE Internal Use Only Only for training and service purposes...

  • Page 33: Main Speaker

    MM_L C417 MM_R AIT716 PUSBDN MM_USBDM PUSBDP MM_USBDP Figure 3.10 Connection between Speaker, Amp and AD6726 & AIT716 LGE Internal Use Only - 34 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 34: Headset Interface

    FB303 R305 RPWRON USC2 USC1 C314 C315 C316 C317 C318 100p C321 330p Figure 3.11 HEADSET JACK INTERFACE Copyright © 2009 LG Electronics. Inc. All right reserved. - 35 - LGE Internal Use Only Only for training and service purposes...

  • Page 35: Key Back-Light Illumination

    R412 R413 C418 R414 R415 LD400 LD401 LD402 LD403 LD404 LD405 VA401 ICVN0505X150FR Figure 3.12 KEY BACK-LIGHT ILLUMINTION LGE Internal Use Only - 36 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 36: Lcd Back-Light Illumination

    1V8_CAMIO C434 C433 R423 2.2u 100K C431 C432 C435 R426 R427 120K Figure 3.13 MAIN LCD BACKLIGHT ILLUMINATION Copyright © 2009 LG Electronics. Inc. All right reserved. - 37 - LGE Internal Use Only Only for training and service purposes...

  • Page 37: Vibrator

    VIBRATOR VBAT KDS114E J301 D300 C327 R312 (50V,J,NP0) Q300 R314 VIBRATOR KTC4075E R315 (1608) 100K Figure 3.14 Vibrator LGE Internal Use Only - 38 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 38: Battery Charging

    IVDC _CHG_EN IMIN R338 IUSB 100K R340 C350 C351 R341 R339 C352 Figure 3.15 CIRCUIT FOR BATTERY CHARGING Copyright © 2009 LG Electronics. Inc. All right reserved. - 39 - LGE Internal Use Only Only for training and service purposes...

  • Page 39: Trouble Shooting

    4.1 RF Component X500 U500 U501 Figure 4.1 U501 (AD6548) RF Main Chip (Transceiver) X500 Crystal, 26MHz Clock U500 SKY77518(ASM+PAM) LGE Internal Use Only - 40 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 40: Rx Trouble

    Crystal Circuit(TP1, 2) (2) Check Mobile SW &Rx Saw(TP3,4,5,6) (3) Check RX I/Q Signal(TP7,8) Re-download SW or Do calibration again Copyright © 2009 LG Electronics. Inc. All right reserved. - 41 - LGE Internal Use Only Only for training and service purposes...
  • Page 41 RX1900B RX1900 VLDO2 26M_DBB RX1800B VLDO1 U501 RX1800 VBAT RX900B AD6548 RX900 VCC_TXVCO WAVEFORM Graph 4.2.1(a) Graph 4.2.1(b) LGE Internal Use Only - 42 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 42 TO PART_NO SKY77517 ANT_SW L503 4.7nH L504 C500 C501 C502 C503 DCS_RX GSM_RX U500 GND1 GND2 SKY77518 GND3 Copyright © 2009 LG Electronics. Inc. All right reserved. - 43 - LGE Internal Use Only Only for training and service purposes...
  • Page 43 For this RF Level test case, RX Stand alone Mode is needed refer to chapter 10 Table 4.2.2 LGE Internal Use Only - 44 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 44 Check if there is any Similar? Replace U502 Major difference Refer to graph 4.2.3 Redownload software and calibration again Copyright © 2009 LG Electronics. Inc. All right reserved. - 45 - LGE Internal Use Only Only for training and service purposes...

  • Page 45: Tx Trouble

    Mobile SW & FEM (3)Check PAM control Signal (4)Check TX I/Q Signal Redownload SW or Do calibration again LGE Internal Use Only - 46 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 46 RX1900B RX1900 VLDO2 26M_DBB RX1800B VLDO1 U501 RX1800 VBAT RX900B AD6548 RX900 VCC_TXVCO WAVEFORM Graph 4.2.1(a) Graph 4.2.1(b) Copyright © 2009 LG Electronics. Inc. All right reserved. - 47 - LGE Internal Use Only Only for training and service purposes...
  • Page 47 TO PART_NO SKY77517 ANT_SW L503 4.7nH L504 C500 C501 C502 C503 DCS_RX GSM_RX U500 GND1 GND2 SKY77518 GND3 LGE Internal Use Only - 48 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 48 For this RF Level test case, TX Stand alone Mode is needed refer to chapter 10 Table 4.3.2 Copyright © 2009 LG Electronics. Inc. All right reserved. - 49 - LGE Internal Use Only Only for training and service purposes...
  • Page 49 Any Major Difference or not Any Major Difference or not ¨ ¨ Refer to Graph 4.3.3 Go to Next Step LGE Internal Use Only - 50 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 50 Check if there is Replace U501 Similar? Any Major Difference ¨ Refer to Graph4.3.4 Re-download the Software And calibrate Copyright © 2009 LG Electronics. Inc. All right reserved. - 51 - LGE Internal Use Only Only for training and service purposes...

  • Page 51: Bluetooth + Fm Radio

    TP206 FB201 BT_DBB_INT Balun Filter SFDY0002601 TP207 AIT_CLKON C235 C236 2.2u 0.1u R205 BT_MAIN_CLK_EN _BT_RST C237 2.2u 2V8_VEXT LGE Internal Use Only - 52 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 52 _BT_RST check at TP4? U103 Bluetooth on is OK? Re-download SW and try again Bluetooth will work properly Copyright © 2009 LG Electronics. Inc. All right reserved. - 53 - LGE Internal Use Only Only for training and service purposes...
  • Page 53 2V8_BT at TP1 U203 Replace Check BT_32k at TP5? U103 Replace FM_Radio work is good? U200 FM_radio will work properly LGE Internal Use Only - 54 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 54: Power On Trouble

    C136 VABB C129 C130 C131 C133 C134 C135 0.1u NC23 C127 C128 NC24 NC25 NC26 VMEMSEL VRTCSEL NC27 Copyright © 2009 LG Electronics. Inc. All right reserved. - 55 - LGE Internal Use Only Only for training and service purposes...
  • Page 55 Replace U100 and Re-download software Does it work properly? The phone will Replace the main board Properly operating. LGE Internal Use Only - 56 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 56: Charging Trouble

    PGND VDC_BYP VUSB _PPR USB_BYP _CHG IVDC _CHG_EN IMIN R338 IUSB 100K R340 C350 C351 R341 R339 C352 Copyright © 2009 LG Electronics. Inc. All right reserved. - 57 - LGE Internal Use Only Only for training and service purposes...
  • Page 57 Is Voltage across TP2 Replace the U303 LOW? Battery is charged? Replace the main board Charging is properly operating LGE Internal Use Only - 58 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 58 Is Voltage across TP2 Replace the U303 LOW? Battery is charged? Replace the main board Charging is properly operating Copyright © 2009 LG Electronics. Inc. All right reserved. - 59 - LGE Internal Use Only Only for training and service purposes...

  • Page 59: Vibrator Trouble

    Figure 4.6 CIRCUIT VIBRATOR VBAT KDS114E J301 D300 C327 R312 (50V,J,NP0) Q300 R314 VIBRATOR KTC4075E R315 (1608) 100K LGE Internal Use Only - 60 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 60 R314, D300 Check the soldering Resolder or Replace vibrator of vibrator ? Replace vibrator Vibrator Working well ! Copyright © 2009 LG Electronics. Inc. All right reserved. - 61 - LGE Internal Use Only Only for training and service purposes...

  • Page 61: Lcd Trouble

    4. TROUBLE SHOOTING 4.8 LCD Trouble TEST POINT CN305 Figure 4.7 LGE Internal Use Only - 62 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 62 INOUT_B3 L_DATA08 DATAOUT08 INOUT_A4 INOUT_B4 R331 C349 MM_1.2V LDO 1V2_VMM 2V8_MM EUSY0354001 RP104K121D U401 VOUT CE_NC C420 C419 Copyright © 2009 LG Electronics. Inc. All right reserved. - 63 - LGE Internal Use Only Only for training and service purposes...
  • Page 63 Check the soldering of (FL300,FL301,FL302) EMI filter ? Does LCD work Replace LCD module properly ? LCD working well ! LGE Internal Use Only - 64 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 64: Camera Trouble

    4. TROUBLE SHOOTING 4.9 Camera Trouble TEST POINT FL400 FL401 FL402 Figure 4.8 Copyright © 2009 LG Electronics. Inc. All right reserved. - 65 - LGE Internal Use Only Only for training and service purposes...
  • Page 65 C435 C_VS_OUT INOUT_A2 INOUT_B2 C_VS R426 C_MCLK INOUT_A3 INOUT_B3 C_MCLK_IN C_PCLK_OUT C_PCLK INOUT_A4 INOUT_B4 R427 120K C414 ICVE10184E150R500FR LGE Internal Use Only - 66 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 66 U404 U400 Replace the camera module Replace Check the signals of the FL400,FL401,FL402 FL400,FL401,FL402 Camera will work properly Copyright © 2009 LG Electronics. Inc. All right reserved. - 67 - LGE Internal Use Only Only for training and service purposes...

  • Page 67: Speaker Trouble

    AUXOP_L INB1 OUT+ SPK_P C220 FM_L BIAS OUT- SPK_N C222 MM_L I2C_SDA C223 C224 I2C_SCL RXIN+ RXIN- C229 LGE Internal Use Only - 68 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 68 Change the main Check, TP3 is VBAT? board Is speaker properly Change U201 working? Speaker Working well!! Copyright © 2009 LG Electronics. Inc. All right reserved. - 69 - LGE Internal Use Only Only for training and service purposes...

  • Page 69: Sim Card Interface Trouble

    SIM_CONNECTOR 2V85_VSIM 2V85_VSIM R303 J300 SIM_RST SIM_DATA SIM_CLK GND4 GND1 GND3 GND2 C306 C304 C307 C308 220n 1000p LGE Internal Use Only - 70 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 70 Does it work Does it work Properly? Properly? SIM card is properly working SIM card is properly working. Copyright © 2009 LG Electronics. Inc. All right reserved. - 71 - LGE Internal Use Only Only for training and service purposes...

  • Page 71: Earphone Trouble

    U201 C216 MAX9877AEWP_TG45 AUXOP_R INB2 C217 AUXOP_L INB1 C220 FM_L BIAS C222 MM_L I2C_SDA I2C_SCL RXIN+ RXIN- C229 LGE Internal Use Only - 72 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 72 Or Change the U103 and try again the earphone? the earphone? Earphone will work properly Copyright © 2009 LG Electronics. Inc. All right reserved. - 73 - LGE Internal Use Only Only for training and service purposes...

  • Page 73: Key Backlight Trouble

    KEY BACKLIGHT R408 R409 R410 R411 R412 R413 C418 R414 R415 LD400 LD401 LD402 LD403 LD404 LD405 VA401 ICVN0505X150FR LGE Internal Use Only - 74 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 74 Are all LEDs Check the soldering Working? each R and LED Replace or resolder Backlight will work properly. component Copyright © 2009 LG Electronics. Inc. All right reserved. - 75 - LGE Internal Use Only Only for training and service purposes...

  • Page 75: Receiver Trouble

    AOUT1N REC_N AOUT2P1 C151 C152 AOUT2P2 ABB_P AOUT2N1 ABB_N AOUT2N2 AOUT3L AUXOP_L C153 C154 AOUT3R AUXOP_R C155 C156 LGE Internal Use Only - 76 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 76 Change the U103 fluctuate? Check TP2 to make sure the Resolder/Change the receiver receiver connected Properly? Receiver will work properly. Copyright © 2009 LG Electronics. Inc. All right reserved. - 77 - LGE Internal Use Only Only for training and service purposes...

  • Page 77: Microphone Trouble

    MM_MICP MAIN_MICN COM2 C313 100nH C309 VA300 C310 MAIN_MICP COM1 MIC_PATH_SEL C319 C305 VINNORN 0.1uF 0.1uF VINNORP C324 LGE Internal Use Only - 78 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 78 Are the TP5 LOW? Change the U103 fluctuate? Change the U300 Check the soldering of Resolder component Microphone will work properly. Copyright © 2009 LG Electronics. Inc. All right reserved. - 79 - LGE Internal Use Only Only for training and service purposes...

  • Page 79: Rtc Trouble

    4. TROUBLE SHOOTING 4.16 RTC Trouble TEST POINT X100 CIRCUIT C122 MC-146_12_5PF X100 32.768KHz C124 LGE Internal Use Only - 80 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 80 TP1 about 400mV? change the X100 Re-download software and try Is RTC properly working? again RTC will work properly Copyright © 2009 LG Electronics. Inc. All right reserved. - 81 - LGE Internal Use Only Only for training and service purposes...

  • Page 81: Micro Sd Trouble

    VOUT TF_CLK ONNOFF C422 TF_CMD TF_DATA3 CD_DAT3 R419 C424 DUMMY2 TF_DATA2 DAT2 100K TF_DET DETECT_A DETECT_B DUMMY3 C353 LGE Internal Use Only - 82 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 82 Check out T_CLK & Data Re-download SW Timing OK? Replace Micro SD Card Micro SD Card will work properly Copyright © 2009 LG Electronics. Inc. All right reserved. - 83 - LGE Internal Use Only Only for training and service purposes...

  • Page 83: Download

    5. Download 5. Download 5.1 Download A. Download Setup Figure 5.1 describes Download setup Figure 5.1 Download Setup LGE Internal Use Only - 84 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 84 5. Download B. Multi Download Procedure 1. Run GSM Multi Download program and select Setting Copyright © 2009 LG Electronics. Inc. All right reserved. - 85 - LGE Internal Use Only Only for training and service purposes...
  • Page 85 2. Select Configuration from the menu and you may see this window 3. Press key to select DLL file and press Open LGE Internal Use Only - 86 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 86 5. Select AlchemyData.mot and press open 6. Repeat step 4-5 to select CodeData.mot Copyright © 2009 LG Electronics. Inc. All right reserved. - 87 - LGE Internal Use Only Only for training and service purposes...
  • Page 87 7. Check if the ADI option is set to Hermes 8. Press OK to end Configuration Select Rate LGE Internal Use Only - 88 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 88 9. Press START to execute download 10. Once downloading is started, press STOP button to keep from re-downloading after downloading is completed. Copyright © 2009 LG Electronics. Inc. All right reserved. - 89 - LGE Internal Use Only Only for training and service purposes...

  • Page 89: Block Diagram

    6. BLOCK DIAGRAM 6. BLOCK DIAGRAM LGE Internal Use Only - 90 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 90: Circuit Diagram

    ABB_P POWERKEY KEYON AOUT2N1 ABB_N AOUT2N2 NC31 AOUT3L AUXOP_L C153 C154 NC32 AOUT3R AUXOP_R NC33 C155 C156 LG(42)-A-5505-10:01 Copyright © 2009 LG Electronics. Inc. All right reserved. - 91 - LGE Internal Use Only Only for training and service purposes...
  • Page 91 VA200 EVL14S02200 C246 C247 C248 C249 VA201 R215 KEY_COL0 R216 KEY_COL1 R217 KEY_COL2 R218 KEY_COL3 R219 KEY_COL4 LGIC(42)-A-5505-10:01 LGE Internal Use Only - 92 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 92 C351 R340 TF_CLK R341 R339 C352 TF_CMD TF_DATA3 CD_DAT3 DUMMY2 TF_DATA2 DAT2 TF_DET DETECT_A DETECT_B DUMMY3 C353 LG(42)-A-5505-10:01 Copyright © 2009 LG Electronics. Inc. All right reserved. - 93 - LGE Internal Use Only Only for training and service purposes...
  • Page 93 MLED 1V8_CAMCORE 1V8_CAMIO C434 C433 R423 2.2u 100K C431 C432 C435 R426 CHARGE PUMP R427 EUSY0238305 120K LGIC(42)-A-5505-10:01 LGE Internal Use Only - 94 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 94 CHANGE THIS DUAL SAW FILTER DCS1800 RX C523 C524 C525 TO PART_NO SFSB0001301 GSM 900 TX C526 DCS1800 TX LGIC(42)-A-5505-10:01 Copyright © 2009 LG Electronics. Inc. All right reserved. - 95 - LGE Internal Use Only Only for training and service purposes...
  • Page 95 LGE Internal Use Only - 96 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 96: Bga Pin Map

    8. BGA Pin Map 8. BGA Pin Map U103,AD6726(EUSY0364401) Copyright © 2008 LG Electronics. Inc. All right reserved. - 97 - LGE Internal Use Only Only for training and service purposes...
  • Page 97 8. BGA Pin Map U100,S71PL256NC0_TLA084(EUSY0288701) LGE Internal Use Only - 98 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 98 8. BGA Pin Map 사용 미사용 Don’t Use U200,BLUECORE5-FM(SMZY0015801) Copyright © 2009 LG Electronics. Inc. All right reserved. - 99 - LGE Internal Use Only Only for training and service purposes...
  • Page 99 8. BGA Pin Map U400,AIT716(EUSY0344901) LGE Internal Use Only - 100 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 100: Pcb Layout

    9. PCB LAYOUT MIC300, MIC No MIC Copyright © 2009 LG Electronics. Inc. All right reserved. - 101 - LGE Internal Use Only Only for training and service purposes...
  • Page 101 No Service No Power On U500, PAM+ASM BAT400, Back-up Battery No Tx Power RTC Reset No Service Rx Sensitivity LGE Internal Use Only - 102 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 102: Stand Alone Test

    - See if the value of RSSI is close to -16dBm when setting the value between 0 ~ 26 in Gain Control Index. - Normal phone should indicate the value of RSSI close to -16dBm. Copyright © 2009 LG Electronics. Inc. All right reserved. - 103 - LGE Internal Use Only...

  • Page 103: Means Of Test

    After setting them all above, press connect button. e. Press the start button Connect Button Figure 10.3.1 HW test program LGE Internal Use Only - 104 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 104 10. STAND ALONE TEST Figure 10.3.2 HW test setting Figure 10.3.3 Ramping profile Copyright © 2009 LG Electronics. Inc. All right reserved. - 105 - LGE Internal Use Only Only for training and service purposes...

  • Page 105: Auto Calibration

    Pentium Ⅱ class above 300MHz PC (for Software Installation) Table 11.2.1 Calibration Equipment List. Figure 11.2.1 Equipment Setup LGE Internal Use Only - 106 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 106: Test Jig Operation

    Indicate data transfer state through the UART port LED 4 Indicate data transfer state through the MON port Table 11.3.3 LED Description Copyright © 2009 LG Electronics. Inc. All right reserved. - 107 - LGE Internal Use Only Only for training and service purposes...

  • Page 107: Procedure

    MON port of TEST JIG, in general.) Hot_Kimchi.exe 2. Run to start calibration. 3. From the Calibration menu, Select GB210! LGE Internal Use Only - 108 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 108 11. AUTO CALIBRATION 4. Press Calibration START Copyright © 2009 LG Electronics. Inc. All right reserved. - 109 - LGE Internal Use Only Only for training and service purposes...

  • Page 109: Agc

    This procedure is for battery calibration. You can get main Battery Config Table and temperature Config Table will be reset. LGE Internal Use Only - 110 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 110: Exploded View & Replacement Part List

    12. EXPLODED VIEW & REPLACEMENT PART LIST 12.1 EXPLODED VIEW 18 22 38 14 16 17 Copyright © 2009 LG Electronics. Inc. All right reserved. - 111 - LGE Internal Use Only Only for training and service purposes...
  • Page 111 ASS’Y EXPLODED VIEW LGE Internal Use Only - 112 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 112: Replacement Parts

    COMPLEX, (empty), 0.15, , , , Color Without MTAB00 TAPE,PROTECTION MTAB0274701 COMPLEX, (empty), , , , , Color Copyright © 2009 LG Electronics. Inc. All right reserved. - 113 - LGE Internal Use Only Only for training and service purposes...
  • Page 113 LABEL MLAZ0038301 PID Label 4 Array COLOR WITHOUT CN303 BRACKET,SPEAKER MBFK0004801 PRESS, STS, 0.2, , , , COLOR LGE Internal Use Only - 114 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 114 ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C111 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP Copyright © 2009 LG Electronics. Inc. All right reserved. - 115 - LGE Internal Use Only Only for training and service purposes...
  • Page 115 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C143 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C144 CAP,CERAMIC,CHIP ECCH0000120 39 pF,50V,J,NP0,TC,1005,R/TP LGE Internal Use Only - 116 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 116 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C218 CAP,CERAMIC,CHIP ECCH0000112 15 pF,50V,J,NP0,TC,1005,R/TP C219 CAP,CERAMIC,CHIP ECCH0000112 15 pF,50V,J,NP0,TC,1005,R/TP Copyright © 2009 LG Electronics. Inc. All right reserved. - 117 - LGE Internal Use Only Only for training and service purposes...
  • Page 117 33 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP C316 CAP,CHIP,MAKER ECZH0000830 33 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP C317 CAP,CERAMIC,CHIP ECCH0000122 47 pF,50V,J,NP0,TC,1005,R/TP LGE Internal Use Only - 118 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 118 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C401 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP Copyright © 2009 LG Electronics. Inc. All right reserved. - 119 - LGE Internal Use Only Only for training and service purposes...
  • Page 119 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C433 CAP,CERAMIC,CHIP ECCH0000117 27 pF,50V,J,NP0,TC,1005,R/TP C434 CAP,CERAMIC,CHIP ECCH0000198 2.2 uF,6.3V ,M ,X5R ,TC ,1005 ,R/TP LGE Internal Use Only - 120 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 120 ,SMD ,R/TP ,[empty] , CN400 CONN,SOCKET ENSY0020101 24 PIN,ETC , ,0.9 mm, D100 DIODE,SWITCHING EDSY0017301 VSM ,15 V,100 mA,R/TP ,PB-FREE Copyright © 2009 LG Electronics. Inc. All right reserved. - 121 - LGE Internal Use Only Only for training and service purposes...
  • Page 121 4.7 nH,S ,1005 ,R/TP , L505 INDUCTOR,CHIP ELCH0009103 5.6 nH,J ,1005 ,R/TP , L506 INDUCTOR,CHIP ELCH0009105 18 nH,J ,1005 ,R/TP ,COIL LGE Internal Use Only - 122 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 122 0OHM_1005_DNI OPEN R214 RES,CHIP,MAKER ERHZ0000486 47 Kohm,1/16W ,J ,1005 ,R/TP R300 RES,CHIP,MAKER ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP Copyright © 2009 LG Electronics. Inc. All right reserved. - 123 - LGE Internal Use Only Only for training and service purposes...
  • Page 123 100 ohm,1/16W ,J ,1005 ,R/TP PCB ASSY,MAIN,PAD R330 SAFO0000501 0OHM_1005_DNI OPEN R331 RES,CHIP,MAKER ERHZ0000438 20 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only - 124 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 124 PCB ASSY,MAIN,PAD R424 SAFP0000501 SHORT PCB ASSY,MAIN,PAD R425 SAFP0000501 SHORT R426 RES,CHIP,MAKER ERHZ0000308 62 Kohm,1/16W ,F ,1005 ,R/TP Copyright © 2009 LG Electronics. Inc. All right reserved. - 125 - LGE Internal Use Only Only for training and service purposes...
  • Page 125 PLP1010-4 ,4 PIN,R/TP ,1x1 LDO, 1.2V , 150mA ,; U401 EUSY0354001 ,IC,LDO Voltage Regulator PLP1010-4 ,4 PIN,R/TP ,150mA 2.8V Single LDO ,; U402 EUSY0355701 ,IC,Voltage Regulator LGE Internal Use Only - 126 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 126 WHITE ,1608 ,R/TP ,PB-FREE(ZENER) UNIT ,-42 dB,3.76*2.95*1.1 ,mems smd mic ,; , , ,OMNI MIC300 MICROPHONE SUMY0010609 ,[empty] , ,[empty] Copyright © 2009 LG Electronics. Inc. All right reserved. - 127 - LGE Internal Use Only Only for training and service purposes...
  • Page 127 5.6 V, ,SMD ,360pF, 1005 VA400 VARISTOR SEVY0004101 5.6 V, ,SMD ,360pF, 1005 VA401 VARISTOR SEVY0004101 5.6 V, ,SMD ,360pF, 1005 LGE Internal Use Only - 128 - Copyright © 2009 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 128: Accessory

    100-240V ,5060 Hz,5.1 V,.7 A,CB/GOST ,AC-DC ADAPTOR,AC-DC SSAD0024902 ADAPTOR ,; ,100Vac~350Vac ,5.1V (+0.15,-0.2) ,700mA ,5060 , ,WALL 2P ,I/O CONNECTOR , Copyright © 2009 LG Electronics. Inc. All right reserved. - 129 - LGE Internal Use Only Only for training and service purposes...

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