LG CE110 Service Manual
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LG CE110 Service Manual

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Internal Use Only
Service Manual
CE110
Date: October, 2007 / Issue 1.0

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Summary of Contents for LG CE110

  • Page 1 Internal Use Only Service Manual CE110 Date: October, 2007 / Issue 1.0...

  • Page 2: Table Of Contents

    Trouble Shooting......... 89 4.14 Ear-Mic Headset HSOR/HSOL Trouble Shooting......... 90 4.15 Main Key Backlight LED Trouble Shooting..........91 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 3 - Only for training and service purposes...
  • Page 3 LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 4: Introduction

    D. Maintenance Limitations Maintenance limitations on the CE110 must be performed only at the LGE or its authorized agents. The user may not make any changes and/or repairs expect as specifically noted in this manual. Therefore, note that un authorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty.

  • Page 5: Performance

    2. Performance 2. Performance 2.1 Product Name CE110 : GPRS Class 10 / EDGE Class 10 2.2 Supporting Standard Item Feature Comment Supporting Standard GSM850/DCS1800/PCS1900 with seamless handover Phase 2+(include AMR) SIM Toolkit : Class 1,2,3,E Frequency Range GSM850 TX : 824 - 849 MHz...

  • Page 6: Hw Feature

    Display 262K Color TFT (128 x 128) Backlight : White LED Built-in Camera VGA Camera One button access Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 7 - Only for training and service purposes...
  • Page 7 Voice Recording Speaker Phone mode Support Travel Adapter CDROM Stereo Headset Optional Data Cable Optional T-Flash (External Memory) Optional LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 8 - Only for training and service purposes...
  • Page 8 Voice Memo Call Reminder Network Selection Automatic Mute Call Divert Call Barring Call Charge (AoC) No for Cingular Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 9 - Only for training and service purposes...
  • Page 9 2M F/F / Digital Zoom : x4 JAVA CLDC V1.1 / MIDP V2.0 Download Over WAP Voice Dial LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 10 - Only for training and service purposes...
  • Page 10 Class 10 EDGE Class 10 Hold / Retrieve Conference Call Max. 6 DTMF Memo pad Sync ML Email Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 11 - Only for training and service purposes...

  • Page 11: Technical Specification

    8 dBm 22 dBm 6 dBm 20 dBm 4 dBm 18 dBm 2 dBm 16 dBm 0 dBm LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 12 - Only for training and service purposes...
  • Page 12 3,000~ <6,000 6,000 GSM850 Offset from Carrier (kHz) Max. (dBm) Output RF Spectrum (due to switching transient) 1,200 1,800 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 13 - Only for training and service purposes...
  • Page 13 * Mean that Adopt a straight line in between 300 Hz and 1,000 Hz to be Max. level in the range. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 14 - Only for training and service purposes...
  • Page 14 2. Test distance set as 100 cm Fast Charge : < 600 mA Charge Voltage Slow Charge: < 60 mA Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 15 - Only for training and service purposes...
  • Page 15 Battery full charge voltage = 4.2 V Capacity: 900mAh Switching-mode charger Travel Charger Input: 100 ~ 240 V, 50/60Hz Output: 5.1V, 700mA LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 16 - Only for training and service purposes...

  • Page 16: Circuit Description

    In addition, the baseband section integrates A/D and D/A converters which provide automatic on-chip correction of DC offsets. <Fig.1> Receiver Part Block Diagram Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 17 -...
  • Page 17 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. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 18 - Only for training and service purposes...
  • Page 18 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. Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 19 -...
  • Page 19 3. Circuit Description 3.2.3 RF Systhesiser 3.2.4 Front End Module Specification 3.2.4.1 Block Diagram and Internal Matching Condition LMSP43MA LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 20 - Only for training and service purposes...
  • Page 20 -. Bulit-in LDO circuit -. GPRS Class 12 operation compatible -. Integrated directional coupler 3.2.5.2 Circuit Diagram and peripheral components RPF09036B Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 21 - Only for training and service purposes...
  • Page 21 3. Circuit Description 3.2.6 Digital Core 3.2.6.1 Digital Interface Block Diagram Fig. 1-1 Digital Interface Block Digram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 22 - Only for training and service purposes...
  • Page 22 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only...

  • Page 23: 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 © 2007 LG Electronics. Inc. All right reserved. - 24 - Only for training and service purposes...
  • Page 24 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 25 - Only for training and service purposes...
  • Page 25 - 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 © 2007 LG Electronics. Inc. All right reserved. - 26 - Only for training and service purposes...
  • Page 26 - 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 27 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 © 2007 LG Electronics. Inc. All right reserved. - 28 - Only for training and service purposes...
  • Page 28 3. Circuit Description 3.3.5 UART Interface CE110 has Three UART Drivers as follow : - UART1 : USB - UART2 : ETM, Calibration - UART3 : AT command, Fax_modem, Bluetooth UART1(USB) Resource Name Description USB_DP Data USB_DM Data USB_PWR POWER...
  • Page 29 3. Circuit Description 3.3.6 GPIO Map In total 22 allowable resources, CE110 is using 16 resources except 3 resources dedicated to SIM and Memory. CE110 GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level, is shown in below table 3.
  • Page 30 3. Circuit Description 3.3.7 Camera interface CE110 have a 8-bit parallel camera interface(NOBT Mode). This is a general parallel interface with vertical and horizontal synchronization signals.(See. Figure 12) The maximum clock is 96 MHz for 8- bit data data, or 48 MHz for 10- or 12-bit data.

  • 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 © 2007 LG Electronics. Inc. All right reserved. - 32 - Only for training and service purposes...
  • Page 32 3.4.3 Power Resources The power supply module of Triton generates the different power supplies required by Triton, the processors and the external peripherals. Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 33 - Only for training and service purposes...
  • Page 33 3. Circuit Description <Fig.12> Power Supply Scheme LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 34 - Only for training and service purposes...
  • Page 34 For USB BOOT <Table.5> ADC Channel Spec 3.4.5 Switch ON/OFF CE110 Power State : Defined 4cases as follow - Power-ON : mobile is powered by main battery or backup battery. - Power-OFF : mobile isn’t any battery. - Switch-ON : mobile is powered and waken up from switch-off state.
  • Page 35 Gray scale or the brightness of the dots color is determined with a 6 bit gray scale signal for each dot, thus, presenting a palette of more than 262,000 colors. 3.4.7.1 General Description LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 36 - Only for training and service purposes...
  • Page 36 3. Circuit Description 3.4.7.2 LCD module pin map description Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 37 - Only for training and service purposes...
  • Page 37 Call Cancel VIDEO HOME Menu KBR1 Message Option KBR2 Stuff Muilt KBR3 Contact Volume up KBR4 Volume Down LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 38 - Only for training and service purposes...
  • Page 38 UART3 (Transmit Data) VBUS USB POWER( +5.0 V) UART2_TX TEST : UART2 (Transmit Data) UART2_RX TEST : UART2 (Receive Data) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 39 - Only for training and service purposes...

  • Page 39: Bluetooth Interface

    3. Circuit Description 3.5 Bluetooth Interface 3.5.1 Bluetooth Circuit LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 40 - Only for training and service purposes...
  • Page 40 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 41 - Only for training and service purposes...
  • Page 41 BT Module interface with DBB(U101) through UART and PCM port and radiate RF signal through BT Antenna. 3.5.4 Bluetooth Block Diagram Figure 2-1. BRF6150 Block Diagram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 42 - Only for training and service purposes...

  • Page 42: Trouble Shooting

    U403 : Power Amplifier Module(RPF09036B) U404 : 2.8V Regulator U405 : 2.8V Regulator FL400 : Front End Module(LMSP43MA-501) X400 : DCXO-26MHz Clock Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 43 - Only for training and service purposes...
  • Page 43 4.1.2 Part Description 4.1.2.1 Regulator Supply 2.8V to RF part C443 C441 C443 C442 C440 <Fig.1> Regulator Circuit Diagram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 44 - Only for training and service purposes...
  • Page 44 GSM850 GMSK High High EDGE High High DCS1800 / PCS1900 GMSK High EDGE High <Fig.2> PAFEM Circuit Diagram Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 45 - Only for training and service purposes...
  • Page 45 4.1.2.3 SAW Filter Bank Pass wanted signal and LNA matching circuit. FL40 <Fig.3> SAW Filter Bank Circuit Diagram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 46 - Only for training and service purposes...
  • Page 46 Digital Interface to Baseband. Integrate LNA and VCO circuit. SW400 FL400 U403 U402 U401 U404 X400 U400 U405 <Fig.4> RF Transceiver Circuit Diagram Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 47 - Only for training and service purposes...
  • Page 47 4. TROUBLE SHOOTING 4.1.2.5 DCXO Produce RF and BB reference Clock - 26MHz Clock. <Fig.5> DCXO Circuit Diagram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 48 - Only for training and service purposes...

  • Page 48: Rf Part Trouble Shooting

    DCXO Circuit U401 U404 X400 U400 U405 3. Check FEM Circuit 5. Check Transceiver Circuit Re-download SW & CAL Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 49 - Only for training and service purposes...
  • Page 49 C442(C444) 2.8V? Regulator is OK. C437 FL400 U405 U403 Check U101 C435 U402 U401 U404 X400 U400 U405 C442(C444) LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 50 - Only for training and service purposes...
  • Page 50 4. TROUBLE SHOOTING 4.2.1.2 DCXO Circuit <Fig.2> DCXO Circuit Diagram DCXO C409 C409 26MHz? DCXO is OK. Check U402 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 51 - Only for training and service purposes...
  • Page 51 Check Control Signal Check U402,U403 U402 C426, C427 U401 Check FL400 U404 X400 U400 U405 LB_HB TX_ANT_SW_EN <PCS1900> <GSM850> LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 52 - Only for training and service purposes...
  • Page 52 4. TROUBLE SHOOTING 4.2.1.4 RF Main Transceiver Circuit C405 C404 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 53 - Only for training and service purposes...
  • Page 53 DCXO Circuit U401 U404 X400 U400 U405 3. Check FEM Circuit 4. Check Transceiver Circuit Re-download SW & CAL LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 54 - Only for training and service purposes...
  • Page 54 U400 U405 Check R408, R409 RF LEVEL Check U702 0dBm Re-download SW & CAL LB_HB TX_ANT_SW_EN <PCS1900> <GSM850> Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 55 - Only for training and service purposes...

  • Page 55: Bluetooth Trouble Shooting

    Check BT_RF_OUT Check FL500(Banun Filter) (Refer to figure 5) Check DBB(U101) Re-Download S/W Replace BT Module & Analog switch LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 56 - Only for training and service purposes...
  • Page 56 Check 1.8V High C528 Check BT_CLK <Fig. 2> 4.3.1.3 Checking BT_CLK Checking C528 26MHz Check BT_CLK <Fig. 3> Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 57 - Only for training and service purposes...
  • Page 57 4. TROUBLE SHOOTING 4.3.1.4 Checking BT RF OUT Check with Spectrum Analyzer in BT Equipment connection status. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 58 - Only for training and service purposes...

  • Page 58: Baseband Part Troubleshooting

    - END_KEY Dome Switch condition& Side FPCB conditon - Check the output voltages of all LDOs. <Fig. 1> Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 59 - Only for training and service purposes...
  • Page 59 C134 : VRIO => 1.8v C135 : VRABB => 2.8v C136 : VRMEM => 1.8v C137 : VRPLL => 1.3v / 1.4v LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 60 - Only for training and service purposes...
  • Page 60 4. TROUBLE SHOOTING <Fig. 2.1> Triton Power Supplies Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 61 - Only for training and service purposes...
  • Page 61 Re-solder the R523(main key) Is well-soldered? U101( Main) check ? Replace the U101(Main) Booting is operating properly R523 LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 62 - Only for training and service purposes...
  • Page 62 3.62V~3.49V(STB) 3.48V~3.35V *STB : Standby mode (❇ When talk mode, the battery icon starts blinking below 3.62V level) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 63 - Only for training and service purposes...
  • Page 63 - Trouble Shooting Procedure z Check the charger connector z Check the charging current path z Check the battery LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 64 - Only for training and service purposes...
  • Page 64 Is about 10~120mV ? Battery ok? Change the battery 10~120mA Check Charge is operating properly 5.1V Check U502 U300 C301 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 65 - Only for training and service purposes...

  • Page 65: Lcd Display Trouble

    - The FPCB which connects the LCD Module z Trouble Shooting Setup - Connect PIF Jig, and Power on LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 66 - Only for training and service purposes...
  • Page 66 4. TROUBLE SHOOTING 4.5.1 Check Point #1 - Main PCB Main PCB Connector < CN200> LCD module FPCB Connector Connector Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 67 - Only for training and service purposes...
  • Page 67 E_DATA(9) VIBRATOR E_DATA(8) ELCD_ADS ELCD_WR 1V8_VEXTL VSYNC_OUT ELCD_RD AXK8L40125G (0.4pitch, 1.0t) < CN200 Connection of Main PCB > LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 68 - Only for training and service purposes...
  • Page 68 - 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 69 -...
  • Page 69 LCD Display is OK? Change the LCD Module. The board is broken. Change the board. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 70 - Only for training and service purposes...

  • Page 70: Camera Trouble Shooting

    Trouble Shooting Setup - Enter the engineering mode. - Go to menu °Æ2.Baseband -> 3.Camera -> 1.Main LCD Preview ’ Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 71 - Only for training and service purposes...
  • Page 71 Main PCB Connector < CN200> LCD module Camera module Connector Camera Connection of Main PCB Camera Power of LDO LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 72 - Only for training and service purposes...
  • Page 72 Connector< CN200> FL205 FL207 FL206 C508 C509 U500 Camera Power LDO Camera interface check VCAM1.8V, 2.8V FL205, FL206, FL207 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 73 - Only for training and service purposes...
  • Page 73 - You must check camera signals at a Connector Side of a Main FPCB because you could check final signal states through connector, FPCB and etc. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 74 - Only for training and service purposes...
  • Page 74 Resolder FPCB CN2 on PCB Does the image Change the camera module appears on LCD? Camera will work propely Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 75 - Only for training and service purposes...

  • Page 75: Sim Detect Trouble Shooting

    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 © 2007 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 77 - Only for training and service purposes...
  • Page 77 The SIM Card is OK? SIM card is broken. Change the SIM Card. The DBB(U101) is broken. Change the board. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 78 - Only for training and service purposes...

  • Page 78: Slide Up/Down And Trouble Shooting

    Slide Signal Status L : Down (Magnetized) => Folder Close H : Up (Not magnetized) => Folder OPen Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 79 - Only for training and service purposes...
  • Page 79 Folder signal is low on The U100 is broken Magnetizing into U100? The DBB(U101) is broken. Change the board. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 80 - Only for training and service purposes...

  • Page 80: Receiver Trouble

    Check the sound level to the speaker. z Soldering of connectors, speaker and receiver z Speaker z Receiver Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 81 - Only for training and service purposes...
  • Page 81 Check all sound path. z Check the sound level to the speaker. z Check the speaker and the soldering. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 82 - Only for training and service purposes...
  • Page 82 Re-solder of Connection OK? FPCB_CN3, CN2 Cables of SPK/RCV SPK/RCV Re-Solder & are OK? Change SPK/RCV is Operated Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 83 - Only for training and service purposes...
  • Page 83 Re-solder of Connection OK? FPCB_CN3, CN2 Cables of SPK/RCV SPK/RCV Re-Solder & are OK? Change Speaker is Operated LGE Internal Use Only Copyright © 2007 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 © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 85 - Only for training and service purposes...
  • Page 85 L501,C506 and L501,C506 Measured ? is OK? The MIC is out of order. Change the MIC. LGE Internal Use Only Copyright © 2007 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. Copyright © 2007 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 L302,VA300 Of L302,VA300 U101(DBB) is broken. VA300 L302 Change the board. LGE Internal Use Only Copyright © 2007 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 U100(ABB) is broken. Change the board. C308 R304 C306 R303 Copyright © 2007 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

    Change the main_PCB. R130 C112 R131 C305 C304 C113 C302 L301 L300 C303 Serial Decouple CAP I/O Connector ( 18Pin) LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 90 - Only for training and service purposes...

  • Page 90: Main Key Backlight Led Trouble Shooting

    - VBAT level ( 3.35 ~4.2V) - LEDs - Q100(Main key) - Main key, Main, Main FPCB connection Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 91 - Only for training and service purposes...
  • Page 91 Working? working R546 is high voltage? R546 Resoldering and Q500 Working? Q100 is Broken and change Q500 IC LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 92 - Only for training and service purposes...

  • Page 92: Vibrator Trouble Shooting

    4. TROUBLE SHOOTING 4.16 Vibrator Trouble Shooting z Vibrator operation scheme is shown below Check soldering ! 13Pin of C200 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 93 - Only for training and service purposes...
  • Page 93 Check the soldering of Re-solder Vibrator or Vibrator of Main-Sub Vibrator is out of order. Vibrator Operating OK Change the Vibrator. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 94 - Only for training and service purposes...

  • Page 94: Downloading Software

    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 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 95 -...
  • Page 95 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. LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 96 - Only for training and service purposes...

  • Page 96: Download Procedure

    1. Copy "GSMULTI" Folder. Paste in " C:\" → 2. Execute "GSMULTI.reg file" Registered at PC 3. "MultiGSM.exe" execution file Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 97 - Only for training and service purposes...
  • Page 97 5.3.2 Click the “Setting” button. Then, choose Configuration which is going to download. → 4. Munu "Setting" "Configuration" LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 98 - Only for training and service purposes...
  • Page 98 5. Configuration : select values like below C;\GSMULTI\MODEL\CE110\CE110.dll Phone software select( *.cab file) Download speed Start Comport END Comport Frame count select internal Boot Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 99 - Only for training and service purposes...
  • Page 99 5. Downloading Software 5.3.4 Computer Program file -> MultiGSM.EXE Click 6. Press the " START" button LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 100 - Only for training and service purposes...
  • Page 100 5.3.5 After “Start Button”, Which Stand-by condition → → 7. Stand-by condition "TI(EX) : Wait ASIC" is displayed connect the Phone Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 101 - Only for training and service purposes...
  • Page 101 5. Downloading Software 5.3.6 SW downloading condition ❇ Downloading : Start LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 102 - Only for training and service purposes...
  • Page 102 5. Downloading Software 5.3.7 SW downloading END condition ❇ Downloading : END Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 103 - Only for training and service purposes...

  • Page 103: Block Diagram

    6. BLOCK DIAGRAM 6. BLOCK DIAGRAM Block diagram-BB LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 104 - Only for training and service purposes...
  • Page 104 6. BLOCK DIAGRAM Block diagram-RF/BT Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 105 - Only for training and service purposes...
  • Page 105 6. BLOCK DIAGRAM Power diagram LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 106 - Only for training and service purposes...
  • Page 106 6. BLOCK DIAGRAM FPCB diagram Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 107 - Only for training and service purposes...
  • Page 107 6. BLOCK DIAGRAM IO Zig block LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 108 - Only for training and service purposes...
  • Page 108 6. BLOCK DIAGRAM GPIO Block Booting Setup port Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 109 - Only for training and service purposes...
  • Page 109 LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 110 - Only for training and service purposes...

  • Page 110: Circuit Diagram

    7. CIRCUIT DIAGRAM - 111 - Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 111 7. CIRCUIT DIAGRAM - 112 - LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 112 7. CIRCUIT DIAGRAM - 113 - Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 113 7. CIRCUIT DIAGRAM - 114 - LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 114 7. CIRCUIT DIAGRAM - 115 - Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 115 CAM_D(4) CAM_SDA CAM_D(5) CAM_SCL CAM_D(6) AXK8L40125G (0.4pitch, 1.0t) CAM_RST CAM_D(7) 1V8_VCAM AXK860145WG VISION MARK LGIC(42)-A-5505-10:01 LG Electronics Inc. - 116 - LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 116: Bga Pin Map

    1 2 3 4 5 6 7 8 9 1011121314 15161718 19 20 21 ( EUSY0266401 ) U101 ( PBGA-293) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 117 - Only for training and service purposes...
  • Page 117 2 3 4 5 6 7 8 9 10 11 12 U100 GQW (S-PB GA-N143 ) ( EUSY0266501 ) LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 118 - Only for training and service purposes...
  • Page 118 2 3 4 5 6 7 8 9 10 11 12 U202 ( FBGA ,149 PIN ) ( EUSY0331001 ) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 119 - Only for training and service purposes...
  • Page 119 (R2A60167BG) top View A B C D E F G H J U402 ( BGA-72) ( EUSY0316801 ) LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 120 - Only for training and service purposes...

  • Page 120: Pcb Layout

    9. PCB LAYOUT Folder Sensor IC - 121 - Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 121 MIC Item Band Pass Filter Dual Charging IC (USB & TA ) Battery Connect RF SWITCH ANT Connect - 122 - LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 122: Rf Calibration

    GSM 5 Level 33 dBm Mobile Base Station Station Tx Cal = In this case, to make MS transmit 33dBm Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 123 - Only for training and service purposes...

  • Page 123: Calibration Program - Hot_Kimchi

    10.3.2 Required Equipments - Test PC with PCMCIA slot - GPIB card - E5515C(Agilent 8960 series) - Power supply LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 124 - Only for training and service purposes...
  • Page 124 10. RF Calibration 10.3.3 Calibration Equipment Setup CE110 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 125 - Only for training and service purposes...
  • Page 125 10. RF 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 © 2007 LG Electronics. Inc. All right reserved. - 126 - Only for training and service purposes...
  • Page 126 10.3.4.3 Set the “SETTING” menu 10.3.4.4 Click the “START” LOGIC MODE 1. CAL ONLY 2. AUTO ONLY 3. CAL + AUTO Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 127 - Only for training and service purposes...
  • Page 127 10. RF Calibration 10.3.4.5 Check “[TEST RESULT] : PASS” LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 128 - Only for training and service purposes...

  • Page 128: Exploded View & Replacement Part List

    11. EXPLODED VIEW & REPLACEMENT PART LIST 11.1 EXPLODED VIEW 31 65 - 129 - Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 129 ASS'Y EXPLODED VIEW A4 A5 - 130 - LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 130: Replacement Parts

    COMPLEX, (empty), , , , , WINE RED MTAB02 TAPE,PROTECTION MTAB0172101 COMPLEX, (empty), , , , , WINE RED Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 131 - Only for training and service purposes...
  • Page 131 MOLD, Urethane Rubber S190A, , , , , WINE RED MTAC00 TAPE,SHIELD MTAC0055601 COMPLEX, (empty), , , , , Gray LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 132 - Only for training and service purposes...
  • Page 132 PRESS, STS, 0.2, , , , WINE RED 44,A25 MTAC00 TAPE,SHIELD MTAC0053401 COMPLEX, (empty), , , , , Gold 59,A21 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 133 - Only for training and service purposes...

  • Page 133: Main Component

    SAFC00 SAFC0091801 BOTTOM C100 CAP,CERAMIC,CHIP ECCH0000143 1 nF,50V,K,X7R,HD,1005,R/TP C101 CAP,CERAMIC,CHIP ECCH0000117 27 pF,50V,J,NP0,TC,1005,R/TP C102 CAP,CERAMIC,CHIP ECCH0000109 8 pF,50V,D,NP0,TC,1005,R/TP LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 134 - Only for training and service purposes...
  • Page 134 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C138 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 135 - Only for training and service purposes...
  • Page 135 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C208 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 136 - Only for training and service purposes...
  • Page 136 3.9 pF,50V ,C ,NP0 ,TC ,1005 ,R/TP C406 CAP,CERAMIC,CHIP ECCH0000195 3.9 pF,50V ,C ,NP0 ,TC ,1005 ,R/TP C407 CAP,CERAMIC,CHIP ECCH0000115 22 pF,50V,J,NP0,TC,1005,R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 137 - Only for training and service purposes...
  • Page 137 ECZH0001421 2.2 uF,6.3V ,K ,X5R ,HD ,1608 ,R/TP C450 CAP,CHIP,MAKER ECZH0000816 12 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 138 - Only for training and service purposes...
  • Page 138 ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C537 CAP,CHIP,MAKER ECZH0001503 0.47 uF,10V ,Z ,Y5V ,HD ,1608 ,R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 139 - Only for training and service purposes...
  • Page 139 4.7 nH,S ,1005 ,R/TP ,PBFREE L403 INDUCTOR,CHIP ELCH0003819 12 nH,J ,1005 ,R/TP , L405 INDUCTOR,CHIP ELCH0001035 4.7 nH,S ,1005 ,R/TP ,PBFREE LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 140 - Only for training and service purposes...
  • Page 140 0 ohm,1/16W ,J ,1005 ,R/TP R151 RES,CHIP,MAKER ERHZ0000405 10 Kohm,1/16W ,J ,1005 ,R/TP R205 RES,CHIP,MAKER ERHZ0000404 1 Kohm,1/16W ,J ,1005 ,R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 141 - Only for training and service purposes...
  • Page 141 0 ohm,1/16W ,J ,1005 ,R/TP R411 RES,CHIP,MAKER ERHZ0000490 51 ohm,1/16W ,J ,1005 ,R/TP R412 RES,CHIP,MAKER ERHZ0000504 68 ohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 142 - Only for training and service purposes...
  • Page 142 U100 EUSY0266502 PBGA ,143 PIN,R/TP ,Triton, Analog Base Band PBGA ,293 PIN,R/TP ,Neptune, E-GPRS-MPU + C54x U101 EUSY0266401 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 143 - Only for training and service purposes...
  • Page 143 PCB ASSY,MAIN,SMT TOP SAFD0091201 C539 CAP,CERAMIC,CHIP ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C540 CAP,CERAMIC,CHIP ECCH0000155 10 nF,16V,K,X7R,HD,1005,R/TP LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 144 - Only for training and service purposes...
  • Page 144 220 ohm,1/16W ,J ,1005 ,R/TP R539 RES,CHIP ERHY0003501 220 ohm,1/16W ,J ,1005 ,R/TP R540 RES,CHIP ERHY0003501 220 ohm,1/16W ,J ,1005 ,R/TP Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 145 - Only for training and service purposes...
  • Page 145 14 V,10% ,SMD , VA513 VARISTOR SEVY0000702 14 V,10% ,SMD , VA514 VARISTOR SEVY0000702 14 V,10% ,SMD , LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved. - 146 - Only for training and service purposes...

  • Page 146: Accessory

    100-240V ,5060 Hz,5.1 V,.7 A,UL/CSA ,AC-DC ADAPTOR,AC-DC SSAD0024404 ADAPTOR ,; ,85Vac~264Vac ,5.1 (+0.15V, -0.2V) ,700mA ,5060 , ,WALL 2P ,I/O CONNECTOR , Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 147 - Only for training and service purposes...
  • Page 147 Note...
  • Page 148 Note...

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