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LG KM710 Service Manual

LG KM710 Service Manual

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Internal Use Only
Service Manual
KM710c
Date: May, 2008 / Issue 1.0

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Summary of Contents for LG KM710

  • Page 1 Internal Use Only Service Manual KM710c Date: May, 2008 / Issue 1.0...
  • Page 2 This manual provides the information necessary to install, program, operate and maintain the KM710c. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 3 -...
  • Page 3 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 4 - Only for training and service purposes...

  • Page 4: Table Of Contents

    Trouble Shooting......... 87 <Main component> ......156 4.14 Ear-Mic Hook Detection 12.3 Accessory ......... 173 Trouble Shooting......... 88 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 5 - Only for training and service purposes...
  • Page 5 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 6 - Only for training and service purposes...

  • Page 6: 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 © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 7 -...
  • Page 7 • When returning system boards or parts like EEPROM to the factory, use the protective package as described. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 8 - Only for training and service purposes...

  • Page 8: Abbreviations

    Time Division Multiple Access UART Universal Asynchronous Receiver/Transmitter Voltage Controlled Oscillator VCTCXO Voltage Control Temperature Compensated Crystal Oscillator Wireless Application Protocol Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 9 - Only for training and service purposes...

  • Page 9: General Performance

    Item Part Name Comment Digital Baseband Neptune (D761811BZVL): TI Analog Baseband Triton (TWL3029): TI RF Chip B6PLD: RENESAS LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 10 - Only for training and service purposes...

  • Page 10: Hw Feature

    1.1 inch 262K color TFT (128 RGB x 160 dots) Built-in Camera 3M QXGA CMOS Camera One button access Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 11 - Only for training and service purposes...
  • Page 11 Voice Recording Speaker Phone mode Support Travel Adapter CDROM Stereo Headset Optional Data Cable Optional T-Flash (External Memory) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 12 - Only for training and service purposes...

  • Page 12: S/W Features

    Voice Memo Call Reminder Network Selection Automatic Mute Call Divert Call Barring Call Charge (AoC) No for Cingular Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 13 - Only for training and service purposes...
  • Page 13 V4.2 Camera 3M F/F/Digital Zoom : x4 JAVA CLDC V1.1 / MIDP V2.0 Download Over WAP Voice Dial LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 14 - Only for training and service purposes...
  • Page 14 Class 10 EDGE Class 10 Hold / Retrieve Conference Call Max. 7 DTMF Memo pad Sync ML Email Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 15 - Only for training and service purposes...

  • Page 15: Hw Circuit Description

    A/D and D/A converters which provide automatic on-chip correction of DC offsets. <Fig.1> Receiver Part Block Diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 16 - Only for training and service purposes...
  • Page 16 DAC which cancels the DC offset at the output. The sequencer ensures that on-chip filters have sufficient time to settle before applying correction in the next digital offset cancellation stage. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...

  • Page 17: Transmitter Part

    Three main functions are identified in the transmitter architecture; I/Q vector modulation at IF frequency, amplitude and phase loop at IF/RF frequencies and power amplification. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 18 - Only for training and service purposes...
  • Page 18 3. HW Circuit Description 3.2.3 RF Synthesizer 3.2.4 Front End Module Specification 3.2.4.1 Block Diagram and Internal Matching Condition Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 19 - Only for training and service purposes...

  • Page 19: Power Amplifier Module

    -. Built-in LDO circuit -. GPRS Class 12 operation compatible -. Integrated directional coupler 3.2.5.2 Circuit Diagram and peripheral components LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 20 - Only for training and service purposes...
  • Page 20 SysClkEn is negated, the SysClk is held low, and if the TEST1 pin is low by the default settings, the logic power supply by typical 1.8 volts to the internal core logic circuits is also switched off. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...

  • Page 21: Digital Baseband

    - A DSP subsystem based on a UMA 2.6 architecture integrating a C55x DSP core The OMAPV1030’s silicon process technology is a c027.0 90-nm digital CMOS. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 22 - Only for training and service purposes...

  • Page 22: Block Description

    The other OMAPV1030 modules or subsystems are connected to the OMAP3.4 platform through the L3 and L4 interconnects. <Fig.7> OMAPV1030 Top-Level Architecture Overview Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 23 - Only for training and service purposes...
  • Page 23 - The second one is based on a two-wire bidirectional scheme: one wire for data in/out, and one for control receive/transmit. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 24 - Only for training and service purposes...
  • Page 24 - The serial radio interface module is used for the two-wire data interface. - A system clock interface receives a squared 26-MHz clock from the RF IC. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...

  • Page 25: Sim Interface

    VRUSIM(Power supply VCC): 3 V 10% (class B) or 1.8 V 10% (class C) Misc_ext_irq: USIM card presence detection (USIM_CD) purposes. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 26 - Only for training and service purposes...

  • Page 26: Uart Interface

    UART3_TXD UART3_TXD Transmit Data UART3_RTS UART3_RTS Request To Send UART3_CTS UART3_CTS Clear To Send <Table.2> UART Interface Spec Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 27 - Only for training and service purposes...
  • Page 27 I/O Wheel LED control GPIO_60 LCD_BL_ENS O LCD backlight sub enable GPIO_63 FM_RESET O FM radio reset <Table.3> GPIO Map LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 28 - Only for training and service purposes...

  • Page 28: Multimedia Ic

    The on-chip USB 2.0 compliant controller enables the data transmission between a personal computer and st orage device such as NAND flash, SD. <Fig.10> Functional Block Diagram of TCC740xA Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 29 -...

  • Page 29: General Features

    LSI, and this LSI can also send interrupt request to the external host controller. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 30 - Only for training and service purposes...
  • Page 30 The TCC7402 provides LCD interface. The LCD MODULE of KM710c is 2” TFT-LCD which is displayed 65000 color. The LCD controller is used to send out image data from the system memory Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...

  • Page 31: Analog Baseband

    - A JTAG and boundary scan - A USB 2.0 OTG transceiver with a carkit interface <Fig.11> TWL3029 Architecture LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 32 - Only for training and service purposes...
  • Page 32 3.5.3 Power Resources The power supply module of Triton generates the different power supplies required by Triton, the processors and the external peripherals. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 33 - Only for training and service purposes...
  • Page 33 3. HW Circuit Description <Fig.12> Power Supply Scheme LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 34 - Only for training and service purposes...
  • Page 34 - CHARGER_IC:When a charger voltage is above VBAT+0.4V on VCHG. 3.5.6 Memories - 1G Mbit NAND Flash + 512Mbit DDR RAM Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 35 - Only for training and service purposes...
  • Page 35 KBC(1) R714 SIDE_KEY_UP/DOWN KBC(0) R715 KBR(3) CN702 R716 KBC(3) R717 KBC(4) SIDE_KEY_MUSIC_CAM R718 KBC(2) R719 KBC(5) R720 KBR(3) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 36 - Only for training and service purposes...

  • Page 36: System Connector

    Test UART port DSR VBUS_IN USB power In UART2_TX Test UART port Transmiter UART2_RX Test UART port Receiver Ground Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 37 - Only for training and service purposes...

  • Page 37: Bluetooth Interface

    AUD_FSYNC MCSI_SYNC BB_LDO_OUT1 AUD_OUT MCSI_DIN MCSI_BCLK BB_LDO_OUT2 AUD_CLK C107 C108 C109 C110 C111 R102 UART_TXD <Fig.14> BT schematic LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 38 - Only for training and service purposes...

  • Page 38: Pin Description

    High Z with PD, except when transmitting voice samples GPIO0 EXT_CLK_REQ_OUT GPIO1 EXT_CLK_REQ_IN HCI UART INTERFACE HCI_RX HCI UART data receive HCI_TX HCI UART data transmit Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 39 - Only for training and service purposes...
  • Page 39 • TI proprietary low power scan achieves paging and inquiry scans with fast RSSI algorithm, at 1/3rd normal power. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 40 - Only for training and service purposes...
  • Page 40 Filter circuit Filter circuit circuit Filter Filter BRF6300 BRF6300 BRF6300 BRF6300 BRF6300 BRF6300 BRF6300 <Fig.15> BT Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 41 - Only for training and service purposes...

  • Page 41: Trouble Shooting

    -Connect mobile switch cable between Communication test set and DUT when you need to make a phone call. -Follow trouble shooting procedure LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 42 - Only for training and service purposes...

  • Page 42: Rf Part Technical Brief

    C440 4.7u C_VCCRF U403 RT9011-MMPQW VOUT1 C440 REGEN VOUT2 U403 C441 C441 4.7u PGND <Fig.17> Regulator Circuit Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 43 - Only for training and service purposes...
  • Page 43 RPF09036B 0.01u VBAT2 C435 GND5 BAND_SELECT POUT_XCS PIN_XCS L410 C436 1.8nH C437 C438 1.2p <Fig.18> PAM Circuit Diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 44 - Only for training and service purposes...
  • Page 44 Produce RF and BB reference Clock - 26MHz Clock. C408 R401 X400 FA-23H R401 C408 26MHz X400 GNDVCXO_OR VOUTEF2 <Fig.5> DCXO Circuit Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 45 - Only for training and service purposes...

  • Page 45: Rf Part Trouble Shooting

    Regulator Circuit Check.3 2. Check DCXO Circuit 3. Check FEM Circuit 5. Check Transceiver Circuit Re-download SW & CAL LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 46 - Only for training and service purposes...
  • Page 46 C440 Check U403 C441 VBAT VCC_SYN C439 C440 4.7u C_VCCRF U403 RT9011-MMPQW VOUT1 REGEN VOUT2 C441 4.7u PGND Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 47 - Only for training and service purposes...
  • Page 47 R401 X400 26MHz C408 GNDVCXO_OR VOUTEF2 <Fig.2> DCXO Circuit Diagram DCXO R401 26MHz? DCXO is OK. Check U401 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 48 - Only for training and service purposes...
  • Page 48 C424 C422 C421 Check Control Signal SW400 Check U401,U402 C422, C424 C413 Check FL400 LB_HB TX_ANT_SW_EN <GSM850> <PCS1900> Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 49 - Only for training and service purposes...
  • Page 49 VCC_SYN C400 0.01u C403 0.01u C400 C404 C403 3.9p C406 3.9p C405 33nF C409 C407 0.1u <C403> <C401> LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 50 - Only for training and service purposes...
  • Page 50 Regulator Circuit Check.3 2. Check DCXO Circuit 3. Check FEM Circuit 4. Check Transceiver Circuit Re-download SW & CAL Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 51 - Only for training and service purposes...
  • Page 51 Check R403, R404 RF LEVEL Check U402 ≥ 0dBm SW400 Re-download SW & CAL LB_HB TX_ANT_SW_EN <GSM850> <PCS1900> <GSM850> <PCS1900> LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 52 - Only for training and service purposes...

  • Page 52: Bluetooth Trouble Shooting

    Check BT_RF_OUT Check FL500(Balun Filter) (Refer to figure 5) Check DBB(U103) Re-Download S/W Replace BT Module & Analog switch Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 53 - Only for training and service purposes...
  • Page 53 Check 1.8V High Check BT_CLK <Fig. 2> 4.3.1.3 Checking BT_CLK Checking C106 26M Hz Check BT_CLK <Fig. 3> LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 54 - Only for training and service purposes...
  • Page 54 JTAG_TCK HCI_TX BT_RX C C heck with Spectrum HCI_RX BT_TX HCI_CTS BT_RTS Analyzer in BT Equipment connection status. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 55 - Only for training and service purposes...

  • Page 55: Baseband Part Troubleshooting

    - Check Battery Voltage - END_KEY Dome Switch condition& Side FPCB condition - Check the output voltages of all LDOs. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 56 - Only for training and service purposes...
  • Page 56 4. Trouble Shooting * DBB Power-On Trouble Troubleshooting Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 57 - Only for training and service purposes...
  • Page 57 4. Trouble Shooting 4.4.2 Check Point <Fig. 24> Triton Power Supplies LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 58 - Only for training and service purposes...
  • Page 58 C138 : VRIO => 1.8v C139 : VRABB => 2.8v C140 : VRMEM => 1.8v C141 : VRPLL => 1.3v / 1.4v Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 59 - Only for training and service purposes...
  • Page 59 Replace Main FPCB Main FPCB is OK? U103( Main) check ? Replace the U103(Main) Booting is operating properly LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 60 - Only for training and service purposes...

  • Page 60: Charging Trouble Shooting

    60°C ~: Not charging operation small charging operation Battery ICON 3.74V ± ± 0.05V 3.64V ± ± 0.05V 3.46V ± ± 0.05V BLINKING Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 61 - Only for training and service purposes...
  • Page 61 USB_BYP _EOC _CHG IVDC CHG_EN IMIN IUSB R803 R106 C106 C107 R107 R108 C104 C108 C105 100K 5.1K LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 62 - Only for training and service purposes...
  • Page 62 Replace the IC The Battery may have Problem. Battery is OK? Change Battery Charging is operating properly CN300 U101 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 63 - Only for training and service purposes...

  • Page 63: Lcd Display Trouble Shooting

    - The FPCB which connects the LCD Module z Trouble Shooting Setup - Connect PIF Jig, and Power on LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 64 - Only for training and service purposes...
  • Page 64 MLCD_DATA(2) MLCD_DATA(7) MLCD_DATA(6) MLCD_DATA(1) MLCD_DATA(0) MLCD_DATA(5) MLCD_DATA(4) MLCD_RD DP_2V8 MLCD_DATA(3) MLCD_DATA(2) MLCD_RS MLCD_DATA(1) MLCD_DATA(0) SLCD_VSYNC MLCD_RD MLCD_RS MLCD_VSYNC Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 65 - Only for training and service purposes...
  • Page 65 Main LCD Connector Connector 4.5.3 Check Point #3 - Main PCB FPCB Connector < CN801 > EMI filter LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 66 - Only for training and service purposes...
  • Page 66 - You must check signals LCD Connector Side of a Main FPCB because you could check final signal states through EMI Filter, connector, FPCB and etc. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 67 -...
  • Page 67 After changing the board, The LCD is broken. LCD Display is OK? Change the LCD. Change the board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 68 - Only for training and service purposes...

  • Page 68: Camera Trouble Shooting

    Trouble Shooting Setup - Enter the engineering mode. - Go to menu ‘2.Baseband 3.Camera 1.Main LCD Preview’ Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 69 - Only for training and service purposes...
  • Page 69 Camera Connector < CN802 > VRIO(1.8V) VCAM_28 CAM_D(4) CAM_D(0) CAM_PCLK CAM_D(5) CAM_D(1) CAM_MCLK CAM_D(6) CAM_D(2) CAM_HS CAM_D(7) CAM_D(3) CAM_VS LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 70 - Only for training and service purposes...
  • Page 70 100K - You must check camera signals at a Connector Side of a Main PCB because you could check final signal states through connector. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 71 -...
  • Page 71 FPCB OK? After changing the board, The Camera is broken. Camera is OK? Change the Camera. Change the board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 72 - Only for training and service purposes...

  • Page 72: Wheel Module Trouble Shooting

    VA802 VA803 VA804 VA805 SENSOR_INT EVLC5S02100 EVLC5S02100 EVLC5S02100 EVLC5S02100 WHEEL_RESET SENSOR_I2C_SCL SENSOR_I2C_SDA GB042-64S-H10-E300 <Fig.1> Wheel Module Circuit Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 73 - Only for training and service purposes...
  • Page 73 4.7.2 Check Point #2 - FPCB 4.7.3 Check Point #3 - Main PCB FPCB Connector < CN801 > Main LCD EMI filter Connector LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 74 - Only for training and service purposes...
  • Page 74 After changing the board, The LCD is broken. LCD Display is OK? Change the LCD. Change the board Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 75 - Only for training and service purposes...

  • Page 75: Sim Detect Trouble Shooting

    SIM_RST: SIM Card async/sync reset SIM_RnW: SIM Card data line direction SIM_IO: SIM Card bi-directional data line SIM_CD: SIM Card presence detection LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 76 - Only for training and service purposes...
  • Page 76 Trouble Shooting Procedure - Check the power supply - Check the soldering of SIM socket - Check the SIM Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 77 - Only for training and service purposes...
  • Page 77 The SIM Card is OK (plat)? SIM card is broken. Change the SIM Card. The DBB(U103) is broken. Change the board. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 78 - Only for training and service purposes...

  • Page 78: Slide Up/Down Trouble Shooting

    Slide Signal Status L : Down (Magnetized) => Slide Down H : Up (Not magnetized) => Slide Up Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 79 - Only for training and service purposes...
  • Page 79 Folder signal is low on Replace the U100. Magnetizing into U100? The U100 is broken The DBB(U103) is broken. Change the board. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 80 - Only for training and service purposes...

  • Page 80: Speaker/Receiver Trouble Shooting (Common Path)

    Check the output(#5 & #7) of U603, The signal is a digital Check the Speaker contact PAD of the F-PCB Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 81 - Only for training and service purposes...
  • Page 81 The signal is a Analog U602 is broken. Replace the U602. <Fig.26> INPUT(C614) of U602 <Fig.27> OUTPUT(C619)of U602 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 82 - Only for training and service purposes...
  • Page 82 Check the C615(SPKPA),C617(SPKNA) Change the board. The signal is a Analog Check the Speaker contact PAD of the FPCB Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 83 - Only for training and service purposes...

  • Page 83: Speaker/Receiver Trouble Shooting (Acoustic Path)

    Check the RCV_N, RCV_P The signal is a analog Change the board. Check the Speaker contact PAD of the F-PCB LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 84 - Only for training and service purposes...

  • Page 84: Mic Trouble Shooting

    - MICIN, MICIP signal from MIC(MIC100) z Check Point - MIC bias - Audio Signal level of the Microphone - Soldering of Components Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 85 - Only for training and service purposes...
  • Page 85 Replace MIC600 Is it a few tens mVAC? Check the soldering of Replace U102 C630-C638,L603,L604 change the Main Board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 86 - Only for training and service purposes...

  • Page 86: Ear-Mic Jack Detection Trouble Shooting

    Re-solder Pin #8 of CN300 Of CN300. Is it O.K? The main_PCB has a Problem, Change the main_PCB. CN300 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 87 - Only for training and service purposes...

  • Page 87: Ear-Mic Hook Detection Trouble Shooting

    Exchange the Ear-Mic Headset Check the soldering status Re-solder Of C307,C308,L303,U302 C307,C308,L303,U302 U103(DBB) is broken. Change the board. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 88 - Only for training and service purposes...

  • Page 88: Ear-Mic Headset Mic Trouble Shooting

    Resolder Pin #2 of CN300 Check the soldering Pin #2 of CN300 U102(ABB) is broken. Change the board. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 89 - Only for training and service purposes...

  • Page 89: Ear-Mic Headset Hsor/Hsol Trouble Shooting

    C126, L300, L301, C302-C305 L300, L301, C302-C305 Is it O.K? The main_PCB has a Problem, Change the main_PCB. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 90 - Only for training and service purposes...

  • Page 90: Fm-Radio Trouble Shooting

    Mic trouble shooting Check Soldering Re-solder of R302,R304,R308,U301 R302,R304,R308,U301 Is it O.K? U103(DBB) is broken. Change the board. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 91 - Only for training and service purposes...
  • Page 91 GND1 U200 GND2 _RST SI4703-C19-GM VRIO C204 2.2u C211 R201 0.1u C212 C213 CLK_32K 0.1u 0.1u C214 R202 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 92 - Only for training and service purposes...

  • Page 92: Transflash Trouble Shooting

    Transflash card Check the flexible PCB Change the flexible PCB Main board has a problem. Change the main-board Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 93 - Only for training and service purposes...
  • Page 93 TF_DAT3 <TF_DAT0 Signal while T-Flash is read> TF_CLK TF_CMD TFLASH detect pin for external DAT3 pulldown for internal LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 94 - Only for training and service purposes...

  • Page 94: Main Key Backlight Led Trouble Shooting

    Check Point - VBAT level ( 3.35 ~4.2V) - LEDs - Main key, Main, Main FPCB connection Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 95 - Only for training and service purposes...
  • Page 95 Check the condition of Main key is doom sheet. If problem, Working? Replace the doom sheet Backlight will work properly LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 96 - Only for training and service purposes...

  • Page 96: Slide Lcd Backlight Led Trouble Shooting

    - The LEDs are forward biased and turned on z Check Point - VBAT level ( 3.35 ~4.2V) - Main FPCB - LEDs - Charge pump Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 97 - Only for training and service purposes...
  • Page 97 LCD_BL_ENM & LCD_BL_ENS of Check the condition U102(Main) is If problem, Replace U102(Main) Working? Backlight will work properly LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 98 - Only for training and service purposes...

  • Page 98: Vibrator Trouble Shooting

    Check the wiring of Fix the wires or replace Vibrator the vibrator Vibrator has a problem. Change Vibrator Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 99 - Only for training and service purposes...

  • Page 99: Download

    5.2.1.2 IBM compatible PC supporting USB with Windows 98 or newer If you use data kit, you should have a battery with the voltage above 3.7V. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 100 - Only for training and service purposes...
  • Page 100 5.2.2.2 IBM compatible PC supporting RS-232 with Windows 98 or newer If you use battery, you should have a battery with the voltage above 3.7V. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 101 -...

  • Page 101: Download Procedure

    1. Copy "GSMULTI" Folder. Paste in "C:\" 2. Execute "GSMULTI.reg file" Registered at PC 3. "MultiGSM.exe" execution file LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 102 - Only for training and service purposes...
  • Page 102 5. Download 5.3.2 Click the “Model” button. Then, choose Configuration which is going to download. 4. Munu "Setting" "Configuration" Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 103 - Only for training and service purposes...
  • Page 103 Phone software select( *.cab or *.bin file) Download speed Start Comport END Comport Frame count select internal Boot LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 104 - Only for training and service purposes...
  • Page 104 5. Download 5.3.4 Computer Program file -> MultiGSM.EXE Click 6. Press the " START" button Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 105 - Only for training and service purposes...
  • Page 105 5.3.5 After “Start Button”, Which Stand-by condition 7. Stand-by condition "TI(EX) : Wait ASIC" is displayed connect the Phone LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 106 - Only for training and service purposes...
  • Page 106 5. Download 5.3.6. SW downloading condition Downloading : Start Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 107 - Only for training and service purposes...
  • Page 107 5. Download 5.3.6. SW downloading END condition Downloading : END LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 108 - Only for training and service purposes...

  • Page 108: Block Diagram

    6. Block Diagram 6. Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 109 - Only for training and service purposes...
  • Page 109 6. Block Diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 110 - Only for training and service purposes...

  • Page 110: Circuit Diagram

    200@1.8V VRDBB 100@2.8V VREXTL 1.3/1.05 200@1.3V 1.8 / 2.8 100@1.8~2.8V C157 VRMMC Active 60 uA, Sleep 15 uA - 111 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 111 0.1u 0.1u 0.1u NFCS_3 VSS5 SDCLKX VSS6 VSS7 R203 NFOE FRDY R__B LDQS DQSL NFWE UDQS DQSH NFWP - 112 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 112 USB_BOOT_SEL : 0 = UART, 1 = ABB USB(DL) JACK_DETECT : 0 = REMOCON, 1 = UART MM_USB_EN : 0 = ABB/DBB, 1 = MM USB - 113 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 113 C439 C440 4.7u R411 C_VCCRF U403 RT9011-MMPQW TEMP_SENSE VOUT1 REGEN PT400 VOUT2 R412 C441 22K THERMISTER 4.7u PGND - 114 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 114 1800p FILTER0 R537 C523 1800p DSX321G(12MHz,8PF) SDR_CKE FILTER1 C524 C525 Pull-up for USB 2.0 wakeup after suspand mode - 115 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 115 100nH C631 C629 L604 C632 0.1u MIC_N 100nH C635 C633 C636 VA600 C634 C637 C638 EVLC14S02050 100p SPM0204LE5-QB - 116 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 116 U700 LED3 LED_CA3 MAX8630XETD20+T LED4 SLED_CA1 LCD_BL_ENM LED5 SLED_CA2 LCD_BL_ENS P_GND VA708 VA709 C710 EVLC5S02100 EVLC5S02100 2.2u C709 - 117 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 117 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 CAM_HS CAM_PCLK INOUT_A4 INOUT_B4 AXK7134225 0.9mm C806 C809 VA806 100 ohm 7.5 pF EVLC5S02100 - 118 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 118 SPK_RCV_P SENSOR_I2C_SDA OUT100 VIBRATOR C100 C101 100p OUT101 R101 SPK101 SPK_RCV_N AXT520124 C102 C103 VA100 VA101 EVLC18S02015 EVLC18S02015 - 119 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 119 CD_DAT3_CS TF_DAT3 CMD_DI TF_CMD CLK_SCLK TF_CLK DAT0_DO TF_DAT0 DAT1_RSV TF_DAT1 COMMON DETECT TFLASH_DETECT C112 C113 DUMMY1 DUMMY2 SC100 - 120 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 120 7. CIRCUIT DIAGRAM SUB FPCB To Main PCB To SUB PCB - 121 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 121 7. CIRCUIT DIAGRAM PLAY/PAUSE HOLD KBC 5 KBC 2 KBC 4 KBC 3 - 122 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 122 7. CIRCUIT DIAGRAM DOWN CN100 Ground VOLUME SIDE KEY FPCB - 123 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 123 - 124 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 124: Bga Ic Pin Check

    8. BGA IC Pin Check 8. BGA IC Pin Check BT T TRANCEIVER : BRF6300 RF TRANCEIVER N/ C Do Not Connect Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 125 - Only for training and service purposes...
  • Page 125 8. BGA IC Pin Check : D D o Not Connect DBB : D6811BZVL LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 126 - Only for training and service purposes...
  • Page 126 8. BGA IC Pin Check 10 11 N/ C : ot Connect ABB : T3029FZQWR Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 127 - Only for training and service purposes...
  • Page 127 8. BGA IC Pin Check ot Connect MCP Me or : K5E1G12ACC- D075 C : Do Not Connect : TCC7402 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 128 - Only for training and service purposes...
  • Page 128 8. BGA IC Pin Check Connect G12ACC- D N/ C : Do Not Connect M lti edia : TCC7402 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 129 - Only for training and service purposes...
  • Page 129 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 130 - Only for training and service purposes...

  • Page 130: Pcb Layout

    9. PCB LAYOUT KEY BACKLIGHT LED - 131 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 131 AUDIO CODEC MULTIMEDIA IC 12MHz CRYSTAL 32.768kHz CRYSTAL MEMORY SIM SOCKET RF TRANCEIVER 26MHz CRYSTAL ANT.SWITCH Main ANT. PAD - 132 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 132 9. PCB LAYOUT - 133 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 133 9. PCB LAYOUT - 134 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 134 9. PCB LAYOUT BT ANT. PAD BT TRANCEIVER BALUN FILTER - 135 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 135 9. PCB LAYOUT u-SD CARD - 136 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 136 9. PCB LAYOUT - 137 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 137 9. PCB LAYOUT - 138 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 138 9. PCB LAYOUT - 139 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 139 - 140 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 140: Calibration

    GSM 5 Level 33 dBm Mobile Base Station Station Tx Cal = In this case, to make MS transmit 33dBm Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 141 - Only for training and service purposes...

  • Page 141: Calibration Program-Hot_Kimchi

    10.3.2 Required Equipments - Test PC with PCMCIA slot - GPIB card - E5515C(Agilent 8960 series) - Power supply KM710 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 142 - Only for training and service purposes...
  • Page 142 10. Calibration 10.3.3 Calibration Equipment Setup KM710 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 143 - Only for training and service purposes...
  • Page 143 10. Calibration 10.3.4 Calibration program - HOT_KIMCHI 10.3.4.1 Open the HOT_KIMCHI folder 10.3.4.2 Execute Program (HOT_KIMCHI) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 144 - Only for training and service purposes...
  • Page 144 10.3.4.3 Set the “SETTING” menu 10.3.4.4 Click the “START” KM710 LOGIC MODE 1. CAL ONLY 2. AUTO ONLY 3. CAL + AUTO Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 145 - Only for training and service purposes...
  • Page 145 10. Calibration 10.3.4.5 Check “[TEST RESULT]: PASS” KM710 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 146 - Only for training and service purposes...

  • Page 146: Engineering Mode

    1. Upl ink / Amp v) EMS sound 2. Downl ink vi) Volume 3. Side tone vii) Volume Gain Con trol Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 147 - Only for training and service purposes...
  • Page 147 1. Upl ink / Amp 3. Power, Timing 2. Stereo Left 4. DL vector 3. Stereo Right 5. UL vector LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 148 - Only for training and service purposes...
  • Page 148 Tune 103. 5MHz vi) Save Touch l evel iii) Seek Test a. Seek Up b. S eek Dow n Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 149 - Only for training and service purposes...
  • Page 149 1) GSM ALL BAND 2) GSM 850 3) GSM 900 4) DCS 1800 5) PCS 1900 109. Generate Default DB LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 150 - Only for training and service purposes...

  • Page 150: Exploded View & Replacement Part List

    12. EXPLODED VIEW & REPLACEMENT PART LIST 12.1 EXPLODED VIEW 53 54 34 35 52 59 - 151 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 151 ASS’Y EXPLODED VIEW - 152 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 152: Replacement Parts

    J, 40 ACGK00 COVER ASSY,FRONT ACGK0099301 Silver Gold MBJL00 BUTTON,SIDE MBJL0048001 COMPLEX, (empty), , , , , Without Color Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 153 - Only for training and service purposes...
  • Page 153 1.4 mm,1.7 mm,MSWR3(FZW) ,A ,+ ,- , ,; ,RWH ,+ ,1.4 GMZZ00 SCREW MACHINE GMZZ0026401 ,1.7 ,NYLON ,WHITE ,[empty] ,[empty] White LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 154 - Only for training and service purposes...
  • Page 154 CAN,SHIELD MCBA0028001 PRESS, STS, 0.2T, , , , Silver MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Without Color Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 155 - Only for training and service purposes...

  • Page 155: Main Component

    3 V,.08 A,10*3.45 ,12mm ,; ,3V , , ,12500 , , , , ASSY ,8 ohm,90 dB,1810 mm,15mm ,; , ,0.7W , , , , SUSY00 SPEAKER SUSY0028002 ,[empty] LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 156 - Only for training and service purposes...
  • Page 156 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C109 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 157 - Only for training and service purposes...
  • Page 157 1 uF,10V ,K ,X5R ,TC ,1005 ,R/TP C109 CAP,CERAMIC,CHIP ECCH0000109 8 pF,50V,D,NP0,TC,1005,R/TP C110 CAP,CERAMIC,CHIP ECCH0000109 8 pF,50V,D,NP0,TC,1005,R/TP C111 CAP,CERAMIC,CHIP ECCH0000110 10 pF,50V,D,NP0,TC,1005,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 158 - Only for training and service purposes...
  • Page 158 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C145 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 159 - Only for training and service purposes...
  • Page 159 ECCH0005604 10 uF,6.3V ,M ,X5R ,TC ,1608 ,R/TP C304 CAP,CERAMIC,CHIP ECCH0000117 27 pF,50V,J,NP0,TC,1005,R/TP C305 CAP,CERAMIC,CHIP ECCH0000117 27 pF,50V,J,NP0,TC,1005,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 160 - Only for training and service purposes...
  • Page 160 ECCH0000112 15 pF,50V,J,NP0,TC,1005,R/TP C425 CAP,CERAMIC,CHIP ECCH0000115 22 pF,50V,J,NP0,TC,1005,R/TP C426 CAP,CERAMIC,CHIP ECCH0000155 10 nF,16V,K,X7R,HD,1005,R/TP C427 CAP,CERAMIC,CHIP ECCH0000143 1 nF,50V,K,X7R,HD,1005,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 161 - Only for training and service purposes...
  • Page 161 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C519 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 162 - Only for training and service purposes...
  • Page 162 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C628 CAP,CERAMIC,CHIP ECCH0000117 27 pF,50V,J,NP0,TC,1005,R/TP C630 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 163 - Only for training and service purposes...
  • Page 163 64 PIN,0.4 mm,ETC , ,B to B ,; , ,0.40MM ,[empty] CN801 BOARD ENBY0041801 ,FEMALE ,SMD ,R/TP , , LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 164 - Only for training and service purposes...
  • Page 164 4.7 nH,S ,1005 ,R/TP , L408 INDUCTOR,CHIP ELCH0004727 100 nH,J ,1005 ,R/TP , L409 INDUCTOR,CHIP ELCH0004705 8.2 nH,J ,1005 ,R/TP , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 165 - Only for training and service purposes...
  • Page 165 100 Kohm,1/16W ,J ,1005 ,R/TP R120 RES,CHIP,MAKER ERHZ0004201 121000 ohm,1/16W ,F ,1005 ,R/TP R121 RES,CHIP,MAKER ERHZ0000404 1 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 166 - Only for training and service purposes...
  • Page 166 51 ohm,1/16W ,J ,1005 ,R/TP R406 RES,CHIP,MAKER ERHZ0000504 68 ohm,1/16W ,J ,1005 ,R/TP R407 RES,CHIP,MAKER ERHZ0000411 120 ohm,1/16W ,J ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 167 - Only for training and service purposes...
  • Page 167 1800 ohm,1/16W ,J ,1005 ,R/TP R528 RES,CHIP,MAKER ERHZ0000486 47 Kohm,1/16W ,J ,1005 ,R/TP R529 RES,CHIP,MAKER ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 168 - Only for training and service purposes...
  • Page 168 U202 EUSY0335802 NAND+512M(DDR/8Mx4x16) SDRAM ,; ,IC,MCP WQFN16 ,16 PIN,R/TP ,Dual DPDT Analog Switch ,; U300 EUSY0342401 ,IC,Analog Switch Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 169 - Only for training and service purposes...
  • Page 169 5.5 V,+-30 ,SMD ,1005, 100 pF, Pb free VA709 VARISTOR SEVY0005202 5.5 V,+-30 ,SMD ,1005, 100 pF, Pb free LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 170 - Only for training and service purposes...
  • Page 170 150 ohm,1/16W ,J ,1005 ,R/TP R713 RES,CHIP,MAKER ERHZ0000420 150 ohm,1/16W ,J ,1005 ,R/TP R714 RES,CHIP,MAKER ERHZ0000420 150 ohm,1/16W ,J ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 171 - Only for training and service purposes...
  • Page 171 1GB / MICROSD / MLC 1 DIE ,; ,Module Assembly 1GB / MICROSD / HYN MLC 1 DIE / EAN30221132 ,; MODULE,ETC SMZY0018301 ,Module Assembly LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 172 - Only for training and service purposes...

  • Page 172: Accessory

    100-240V ,5060 Hz,5.1 V,.7 A,NOM ,AC-DC ADAPTOR ,; ,85Vac~264Vac ,5.1V (+0.15V, -0.2V) ,700mA ,5060 , ADAPTOR,AC-DC SSAD0024602 ,WALL 2P ,I/O CONNECTOR , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 173 - Only for training and service purposes...
  • Page 173 Note...
  • Page 174 Note...

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