LG KP110 Service Manual
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LG KP110 Service Manual

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KP110 SVC svc cover(5.5)
2008.2.22 1:48 PM
˘
` 1
Internal Use Only
Service Manual
KP110
Date: February, 2008 / Issue 1.0

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  • Page 1 KP110 SVC svc cover(5.5) 2008.2.22 1:48 PM ˘ Internal Use Only Service Manual KP110 Date: February, 2008 / Issue 1.0...

  • Page 2: Table Of Contents

    4.13 Microphone Trouble ......64 13.3 Accessory ......... 121 4.14 RTC Trouble ........66 4.15 FM Radio Trouble ........68 4.16 MP3 Trouble ........71 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 3 - Only for training and service purposes...

  • Page 3: Only For Training And Service Purposes

    LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 4 - 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 © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 5 -...

  • Page 5: Only For Training And Service Purposes

    • 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. - 6 - 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 © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 7 - Only for training and service purposes...

  • Page 7: Only For Training And Service Purposes

    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 Copyright © 2008 LG Electronics. Inc. All right reserved. - 8 - Only for training and service purposes...

  • Page 8: Performance

    Loud Speaker Voice Recoding Microphone Speaker/Receiver Travel Adapter MIDI 64poly (Mono SPK) Camera Bluetooth / FM Radio 76~108MHz supported Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 9 - Only for training and service purposes...

  • Page 9: 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 © 2008 LG Electronics. Inc. All right reserved. - 10 - Only for training and service purposes...

  • Page 10: Only For Training And Service Purposes

    3,000~ <6,000 6,000 GSM900 Offset from Carrier (kHz) Max. (dBm) Output RF Spectrum (due to switching transient) 1,200 1,800 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 11 - Only for training and service purposes...

  • Page 11: Only For Training And Service Purposes

    * 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 © 2008 LG Electronics. Inc. All right reserved. - 12 - Only for training and service purposes...

  • Page 12: Only For Training And Service Purposes

    3.76V 0.05 V ~ 3.54 0.05 V (Call) every 1 minutes Low Voltage Warning 3.4 0.05 V (Standby) Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 13 - Only for training and service purposes...

  • Page 13: Only For Training And Service Purposes

    Capacity: 800mAh Switching-mode charger Travel Charger Input: 100 ~ 240 V, 50/60 Hz Output: 4.8V ~ 6.4V, 400 mA LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 14 - Only for training and service purposes...

  • Page 14: Technical Brief

    VLOGIC pad. This feature provids additional flexibility for the designer in the selection of FEM interface control logic. Figure 3.1 Functional Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 15 -...

  • Page 15: Only For Training And Service Purposes

    Table 3.1 Pad description Input Control Bits Mode LOGIC TX_En STANDBY GSM_RX DCS_RX GSM_TX DCS_TX Table 3.2 Mode Control logic LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 16 - Only for training and service purposes...

  • Page 16: Transceiver (Ad6548, U503)

    IC. The interface features low-voltage digital interface buffers compatible with logic levels from 1.6V to 2.9V. Figure 3.3 AD6548 Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 17 -...

  • Page 17: Only For Training And Service Purposes

    2. Internally connected as Synth supply (Counters + SDM + Charge pump) 3. Supply regulated by internal LDO2 and should not be connected to any other supply LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 18 - Only for training and service purposes...

  • Page 18: 26 Mhz Clock (Crystal, X501)

    26MHz crystal. Dedicated control software ensures excellent frequency stability under all circumstances. X501 DSX321G-26M 26MHz EXXY0025201 Figure 3.4 CRYSTAL CIRCUIT DIAGRAM Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 19 - Only for training and service purposes...

  • Page 19: Mp3 Ic (Vc0978Brda, U305)

    - Stereo DAC - Stereo headset amplifiers - Single speaker amplifiers - Bypass function Figure 3.5 VC0978 AUDIO PROCESSOR SYSTEM LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 20 - Only for training and service purposes...

  • Page 20: Baseband Processor (Ad6724, U104)

    On-chip support for GSM Data Services up to 14.4Kbits/sec, GPRS, HSCSD and IrDA JTAG Interface for Test and In-Circuit Emulation Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 21 - Only for training and service purposes...

  • Page 21: Only For Training And Service Purposes

    3. TECHNICAL BRIEF Figure 3.5 SYSTEM INTERCONECTION OF AD6721 EXTERNAL INTERFACE LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 22 - Only for training and service purposes...

  • Page 22: Only For Training And Service Purposes

    C231 C232 R230 C235 C236 C237 C238 100K IMSA-9671S-13Y912 EVLC5S0250 SEVY0005201 ENQY0014701 Table 3.5.B LCD CONTRON SIGNALS DISCRIPTION Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 23 - Only for training and service purposes...

  • Page 23: Only For Training And Service Purposes

    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 Copyright © 2008 LG Electronics. Inc. All right reserved. - 24 - Only for training and service purposes...

  • Page 24: Only For Training And Service Purposes

    GND4 GND1 C229 C227 C228 C230 GND3 GND2 1000p 220n 5000-6P-1.8SL ENSY0018701 Figure 3.5.D2 SIM Interface of AD6724 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 25 - Only for training and service purposes...

  • Page 25: Only For Training And Service Purposes

    - 2V5_VMIC : supplies the microphone interface circuitry (2.5 V, 2 mA) - 2V75_VVCXO: supplies the voltage controlled crystal oscillator ( 2.75 V, 10 mA) -2V75_VABB:analog basand relulator LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 26 - Only for training and service purposes...

  • Page 26: Keypad Switches And Scanning

    R430 680 KEY_COL0 R431 680 KEY_COL1 R432 680 KEY_COL2 R433 680 KEY_COL3 Figure 3.8 Keypad Switches and Scanning Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 27 - Only for training and service purposes...

  • Page 27: Microphone

    AOUT2P1 SPK_P C130 C131 C132 C133 C134 C135 AOUT2N1 SPK_N AOUT2N2 AOUT3P AOUT3N Figure 3.9 Connection between Microphone LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 28 - Only for training and service purposes...

  • Page 28: Headset Interface

    FB402 1800 FB403 1800 AUXOP_FM_R R439 USB+ FB404 R440 USB- nJACK_DET C418 C419 Figure 3.11 HEADSET JACK INTERFACE Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 29 - Only for training and service purposes...

  • Page 29: Key Back-Light Illumination

    100ohm R228 LEBB-S14E LD206 100ohm R229 C240 C239 0.1u 0.1u ECZH0003103 ECZH0003103 (10V,K,X7R) Figure 3.12 KEY BACK-LIGHT ILLUMINTION LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 30 - Only for training and service purposes...

  • Page 30: Lcd Back-Light Illumination

    EUSY0238702 C225 C241 C226 R219 2V8_VEXT Figure 3.13 MAIN LCD BACKLIGHT ILLUMINATION Figure 3-5-3. Charge pump Output Current Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 31 - Only for training and service purposes...

  • Page 31: Vibrator

    D201 KDS221E_RTK EDSY0014001 C219 LA4-436BK R213 SJMY0007904 (1608) Q201 R214 VIBRATOR 2SC5585 R215 EQBN0007101 100K Figure 3.14 Vibrator LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 32 - Only for training and service purposes...

  • Page 32: Fm Radio Interface

    After each byte of data is read, the controller IC should return an acknowledge if an additional byte of data will be requested. Datatransfer ceases with the STOP command. After every STOP command, the internal address counter is reset. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 33 -...

  • Page 33: Only For Training And Service Purposes

    2V8_RADIO 2V8_RADIO C408 R414 0.1u R415 4.7K 4.7K R416 FM_SCLK R417 FM_SDATA R418 FM_32K Figure 3.15 FM RADIO LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 34 - Only for training and service purposes...

  • Page 34: Battery Charging

    R333 R320 C357 R329 C342 4.7u 100K 0.1u 100K 4.7n (5%) (1%) Figure 3.15 CIRCUIT FOR BATTERY CHARGING Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 35 - Only for training and service purposes...

  • Page 35: Trouble Shooting

    Power Amp Module (SKY77518) U503 (AD6548) RF Main Chip (Transceiver) X501 Crystal, 26MHz Clock FL501 SAW FILTER, B9310 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 36 - Only for training and service purposes...

  • Page 36: Rx Trouble

    Crystal Circuit (2) Check Mobile SW &FEM (3) Check RX I/Q Signal Re-download SW or Do calibration again Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 37 - Only for training and service purposes...

  • Page 37: Only For Training And Service Purposes

    Mobile SW Change X501 CIRCUIT 2V75_VVCXO U501 SN74AHC1GU04DCKR R507 C513 C512 VC_26M R509 2.2u WAVEFORM Graph 4.2.1(b) Graph 4.2.1(a) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 38 - Only for training and service purposes...

  • Page 38: Only For Training And Service Purposes

    Check i f there is any Similar? Replace U503 Major difference Refer to graph 4. 2 .3 Redownload software and calibration again Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 39 - Only for training and service purposes...

  • Page 39: 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 Copyright © 2008 LG Electronics. Inc. All right reserved. - 40 - Only for training and service purposes...

  • Page 40: Only For Training And Service Purposes

    Mobile SW Change X501 CIRCUIT 2V75_VVCXO U501 SN74AHC1GU04DCKR R507 C513 C512 VC_26M R509 2.2u WAVEFORM Graph 4.3.1(b) Graph 4.3.1(a) Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 41 - Only for training and service purposes...

  • Page 41: Only For Training And Service Purposes

    Any Ma or Difference or not Any Major Difference or not ¨ ¨ Refer to Graph 4.3.3 Go to Next Step LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 42 - Only for training and service purposes...

  • Page 42: Only For Training And Service Purposes

    Replace U503 Similar ? Any Major Difference ¨ Refer to Graph4. 3 .4 Re-download the Software And calibrate Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 43 - Only for training and service purposes...

  • Page 43: Power On Trouble

    VMEM C113 2.2u VABB C114 VCORE C115 VMIC C116 VVCXO C117 VSIM DATA0 DATA00 DATA1 DATA01 DATA2 DATA02 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 44 - Only for training and service purposes...

  • Page 44: Only For Training And Service Purposes

    Replace U101 and Re-download software Does it work properly? The phone will Replace the main board Properly operating. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 45 - Only for training and service purposes...

  • Page 45: Charging Trouble

    R317 3.9K C331 R320 C356 R321 R333 C357 R329 C342 4.7u 100K 0.1u 100K 4.7n (5%) (1%) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 46 - Only for training and service purposes...

  • Page 46: Only For Training And Service Purposes

    Is Voltage across R328 Replace the U101 about 3V? Battery is charged? Replace the main board Charging is properly operating Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 47 - Only for training and service purposes...

  • Page 47: Vibrator Trouble

    (50V,J,NP0) C217 CN203 D201 KDS221E_RTK EDSY0014001 C219 LA4-436BK R213 SJMY0007904 (1608) Q201 R214 VIBRATOR 2SC5585 R215 EQBN0007101 100K LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 48 - Only for training and service purposes...

  • Page 48: Only For Training And Service Purposes

    Check Voltage Level of R215=0.7V R214/R215 Q201.PIN3=0V Check Voltage Level of Replace the Q201 R213=0V Q101.PIN3 and R213 Replace Vibrator Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 49 - Only for training and service purposes...

  • Page 49: Lcd Trouble

    4. TROUBLE SHOOTING 4.7 LCD Trouble TEST POINT J202 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 50 - Only for training and service purposes...

  • Page 50: Only For Training And Service Purposes

    MLED2 LCD_ID VA207 C234 C231 C232 R230 C235 C236 C237 C238 100K IMSA-9671S-13Y912 EVLC5S0250 SEVY0005201 ENQY0014701 TP5 TP2 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 51 - Only for training and service purposes...

  • Page 51: Only For Training And Service Purposes

    Or change PCB Refer to next page Including soldering status Check soldering Replace J202 status of J202 Change PCB LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 52 - Only for training and service purposes...

  • Page 52: Only For Training And Service Purposes

    WAVEFORM ➜ LCD_SDATA pattern is out randomly when clock is fluctiatied. , clock frequency is 13MHz and nLCD_RESET is High(2.8V). Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 53 - Only for training and service purposes...

  • Page 53: Speaker Trouble

    Figure 4.8 CIRCUIT SPEAKER R201 CN201 SPK_OUT_N C201 R203 SPK_OUT_P C203 C204 17-8T-01PP VA201 VA202 SUSY0022601 (17pi 3.4T speaker) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 54 - Only for training and service purposes...

  • Page 54: Only For Training And Service Purposes

    Check the operation of Change the speaker speaker Change the U305 Check the Audio signal TP1,TP2 Speaker Working well!! WAVEFORM Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 55 - Only for training and service purposes...

  • Page 55: Sim Card Interface Trouble

    R217 J201 R218 nSIM_RST SIM_DATA SIM_CLK GND4 GND1 C229 C227 C228 C230 GND3 GND2 1000p 220n 5000-6P-1.8SL ENSY0018701 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 56 - Only for training and service purposes...

  • Page 56: Only For Training And Service Purposes

    Does it work Does it work Properly? Properly? SIM card is properly working SIM card is properly working. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 57 - Only for training and service purposes...

  • Page 57: Earphone Trouble

    VA402 VA401 RPWRON 2V8_VEXT nDSR_DET VA406 C422 VA403 1 uF UART_TX HSEJ-18S UART_RX ENRY000 C435 C424 VA404 VA405 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 58 - Only for training and service purposes...

  • Page 58: Only For Training And Service Purposes

    AC? Change another Ear-Mic set and Try again Replace U101 or Change another Ear-Mic set and Try again Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 59 - Only for training and service purposes...

  • Page 59: Key Backlight Trouble

    4. TROUBLE SHOOTING 4.11 KEY backlight Trouble TEST POINT LEDs Figure 4.11 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 60 - Only for training and service purposes...

  • Page 60: Only For Training And Service Purposes

    Check soldering of Resolder the components R220~222,R225,R228,R229 Check the soldering Resolder the components Of LEDs Backlight will work properly. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 61 - Only for training and service purposes...

  • Page 61: Receiver Trouble

    AOUT1P AOUT1N REC_N AOUT2P2 R123 AOUT2P1 SPK_P C130 C131 C132 C133 C134 C135 AOUT2N1 SPK_N AOUT2N2 AOUT3P AOUT3N LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 62 - Only for training and service purposes...

  • Page 62: Only For Training And Service Purposes

    Component L204 1.2V Re-Assemble or Re-place Check the Contact Receiver Of Receiver Replace U101 or Replace PCB Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 63 - Only for training and service purposes...

  • Page 63: Microphone Trouble

    R205 MIC201 VINNORP 100ohm C206 C207 C208 R206 VINNORN OB4-15L42-C33L 100ohm 0.1u R208 C210 C211 VA203 VA204 2.2K LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 64 - Only for training and service purposes...

  • Page 64: Only For Training And Service Purposes

    Is it a few tens mV AC? Check the soldering of Resolder component R205,R206,C206 Microphone will work properly. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 65 - Only for training and service purposes...

  • Page 65: Rtc Trouble

    KEY_ROW2 KEYPADROW2 KEY_ROW3 KEYPADROW3 X101 KEY_ROW4 KEYPADROW4 R102 OSCIN OSCOUT CLKIN R103 C118 100ohm 32.768KHz 1000p MC-146_7pF EXXY0004601 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 66 - Only for training and service purposes...
  • Page 66 R102 about 400mV? change the X101 Re-download software and try Is RTC properly working? again RTC will work properly Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 67 - Only for training and service purposes...

  • Page 67: Fm Radio Trouble

    4.15 FM Radio Trouble TEST POINT TP8,TP9 U403 TP6,TP7 U402 U401 Figure 4.15 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 68 - Only for training and service purposes...

  • Page 68: Only For Training And Service Purposes

    AUXON_FM_L FB402 1800 FB403 1800 AUXOP_FM_R R439 USB+ FB404 R440 USB- nJACK_DET C418 C419 2V8_VEXT VA402 VA401 RPWRON Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 69 - Only for training and service purposes...

  • Page 69: Only For Training And Service Purposes

    Change U403 Audio Output R406/R408 Of Transceiver Check C415/C416 Audio Output Change U402 Of Analog SW Change PCB LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 70 - Only for training and service purposes...

  • Page 70: Mp3 Trouble

    4.16 MP3 Trouble U302 TP4,TP5 U402 Figure 4.16 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 71 - Only for training and service purposes...

  • Page 71: Only For Training And Service Purposes

    AUXON_FM_L FB402 1800 FB403 1800 AUXOP_FM_R R439 USB+ FB404 R440 USB- nJACK_DET C418 C419 2V8_VEXT VA402 VA401 RPWRON LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 72 - Only for training and service purposes...

  • Page 72: Only For Training And Service Purposes

    C303 =1.8V Power Check Change U501 VC_26M(R507) Check C415/C416 Audio Output Change U402 Of Analog SW Change PCB Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 73 - Only for training and service purposes...

  • Page 73: 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 Copyright © 2008 LG Electronics. Inc. All right reserved. - 74 - Only for training and service purposes...
  • Page 74 5. DOWNLOAD B. Multi Download Procedure 1. Run GSM Multi Download program and select Setting Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 75 - Only for training and service purposes...
  • Page 75 2. Select Configuration from the menu and you may see this window 3. Press key to select DLL file and press Open KP110.DLL KP110.DLL LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 76 - Only for training and service purposes...
  • Page 76 5. Select AlchemyData.mot and press open 6. Repeat step 4-5 to select CodeData.mot KP110.DLL KP110_SW Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 77 - Only for training and service purposes...
  • Page 77 7. Check if the ADI option is set to Hermes 8. Press OK to end Configuration KP110.DLL KP110.SW KP110.SW Select Rate LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 78 - Only for training and service purposes...
  • Page 78 9. Press START to execute download 10. Once downloading is started, press STOP button to keep from re-downloading after downloading is completed. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 79 - Only for training and service purposes...

  • Page 79: Block Diagram

    6. BLOCK DIAGRAM 6. BLOCK DIAGRAM Figure 6.1 LG-KP235 Block Diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 80 - Only for training and service purposes...

  • Page 80: Circuit Diagram

    AUXON R129 C136 0.1u TRACE32(14 Pin) USC3 USC4 USC5 USC6 OJ101 OJ102 OJ103 OJ104 LG(42)-A-5505-10:01 LG Electronics Inc. - 81 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 81 C235 C236 C237 C238 100K 0.1u 0.1u ECZH0003103 ECZH0003103 (10V,K,X7R) IMSA-9671S-13Y912 EVLC5S0250 SEVY0005201 ENQY0014701 LGIC(42)-A-5505-10:01 LG Electronics Inc. - 82 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 82 C352 C353 2.2u 2.2u C354 C355 R325 0.1u 6.2K EUSY0351501 (4.7u) (1%) ECZH0001421 ECZH0001421 LGIC(42)-A-5505-10:01 LG Electronics Inc. - 83 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 83 R429 R430 680 nPOWER_KEY KEY_COL0 R431 680 KEY_COL1 R432 680 KEY_COL2 R433 680 KEY_COL3 LGIC(42)-A-5505-10:01 LG Electronics Inc. - 84 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 84 S_CLK C536 C537 C538 C535 X501 DSX321G-26M 26MHz EXXY0025201 SC501 MFEA0017701 SHIELD CAN FRAME LGIC(42)-A-5505-10:01 LG Electronics Inc. - 85 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 85 - 86 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 86: Bga Ic Pin Check

    8. BGA IC Pin Check 8. BGA IC Pin Check U101 : AD6724 : Not us ed Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 87 - Only for training and service purposes...
  • Page 87 8. BGA IC Pin Check U201 : S71PL129NC0HFW : Not us ed LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 88 - Only for training and service purposes...
  • Page 88 8. BGA IC Pin Check U305 : VC0978BRDA : Not us ed Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 89 - Only for training and service purposes...
  • Page 89 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 90 - Only for training and service purposes...

  • Page 90: Pcb Layout

    9. PCB LAYOUT - 91 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 91 NO MIDI, MP3 SIM SOCKET NO SIM RECOG. J301 T-FLASH SOCKET NO T-FLASH RECOG. U304 CHARGING IC NO CHARGE - 92 - LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 92: Engineering Mode

    Change Backlight GENIE Reset Buzzer frequency Buzzer AT CMD Vibrator band Vibrator STATUS Battery Key PAD Audio MicSpkTest Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 93 - Only for training and service purposes...

  • Page 93: Bb Test [Menu 1]

    1) MVBAT ADC : Main Voltage Battery ADC 2) AUX ADC : Auxiliary ADC 3) TEMPER ADC : Temperature ADC LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 94 - Only for training and service purposes...

  • Page 94: Rf Test [Menu 2]

    This menu is to change frequency band. 1) GSM ONLY 2) DCS ONLY 3) PCS ONLY 4) 850 ONLY 5) DEFAULT Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 95 - Only for training and service purposes...

  • Page 95: Mf Mode [Menu 3]

    [Soft2 Key]. If the key is working properly, name of the key is displayed on the screen. Test will be completed in 15 seconds automatically. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 96 - Only for training and service purposes...

  • Page 96: Trace Option [Menu 4]

    RF Calibration data, etc. cannot be restored again. 10.7 S/W version This displays software version stored in the phone. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 97 - Only for training and service purposes...

  • Page 97: 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. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 98 - Only for training and service purposes...

  • Page 98: Means Of Test

    After setting them all above, press connect button. e. Press the start button Connect Bu t ton Figure 11.3.1 HW test program Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 99 - Only for training and service purposes...
  • Page 99 11. STAND ALONE TEST Figure 10.3.2 HW test setting Figure 10.3.3 Ramping profile LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 100 - Only for training and service purposes...

  • Page 100: Auto Calibration

    PC (for Software Installation) Pentium II class above 300MHz Table 12.2.1 Calibration Equipment List. Figure 12.2.1 Equipment Setup Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 101 - Only for training and service purposes...

  • Page 101: Test Jig Operation

    Indicate data transfer state through the UART port LED 4 Indicate data transfer state through the MON port Table 12-4 LED Description LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 102 - Only for training and service purposes...

  • Page 102: Procedure

    TEST JIG, in general.) 2. Run Hot_Kimchi.exe to start calibration. 3. From the Calibration menu, Select KP110! KP110 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 103 - Only for training and service purposes...
  • Page 103 12. AUTO CALIBRATION 4. Press Calibration START KP110 KP110 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 104 - Only for training and service purposes...

  • Page 104: Agc

    12.7 ADC This procedure is for battery calibration. You can get main Battery Config Table and temperature Config Table will be reset. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 105 - Only for training and service purposes...
  • Page 105 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 106 - Only for training and service purposes...

  • Page 106: Exploded View & Replacement Part List

    13. EXPLODED VIEW & REPLACEMENT PART LIST 13.1 EXPLODED VIEW - 107 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 107 ASS'Y EXPLODED VIEW - 108 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 108: Replacement Parts

    PRESS, NS, 0.2, , , , Without Color MTAC00 TAPE,SHIELD MTAC0060201 COMPLEX, (empty), , , , , Without Color Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 109 - Only for training and service purposes...

  • Page 109: Main Component

    ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C112 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. - 110 - Only for training and service purposes...
  • Page 110 ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C210 CAP,CERAMIC,CHIP ECCH0000120 39 pF,50V,J,NP0,TC,1005,R/TP C211 CAP,CERAMIC,CHIP ECCH0000120 39 pF,50V,J,NP0,TC,1005,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 111 - Only for training and service purposes...
  • Page 111 10000000 pF,10V ,Z ,Y5V ,HD ,2012 ,R/TP , , ,[empty] C311 CAP,CERAMIC,CHIP ECCH0003002 ,[empty] ,[empty] ,[empty] ,[empty] ,[empty] ,1.25 mm LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 112 - Only for training and service purposes...
  • Page 112 ECCH0006201 4.7 uF,6.3V ,K ,X5R ,TC ,1608 ,R/TP C348 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 - 113 - Only for training and service purposes...
  • Page 113 10 uF,6.3V ,M ,STD ,2012 ,R/TP C437 CAP,TANTAL,CHIP,MAKER ECTZ0003701 10 uF,6.3V ,M ,STD ,2012 ,R/TP C502 CAP,CERAMIC,CHIP ECCH0000120 39 pF,50V,J,NP0,TC,1005,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 114 - Only for training and service purposes...
  • Page 114 CN401 CONNECTOR,I/O ENRY0006401 18 PIN,0.4 mm,ANGLE , ,H=2.5, Reverse Type D101 DIODE,SWITCHING EDSY0017301 VSM ,15 V,100 mA,R/TP ,PB-FREE Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 115 - Only for training and service purposes...
  • Page 115 68 Kohm,1/16W ,F ,1005 ,R/TP R130 RES,CHIP,MAKER ERHZ0000213 120 Kohm,1/16W ,F ,1005 ,R/TP R202 RES,CHIP,MAKER ERHZ0000404 1 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 116 - Only for training and service purposes...
  • Page 116 10 Kohm,1/16W ,J ,1005 ,R/TP R319 RES,CHIP,MAKER ERHZ0000405 10 Kohm,1/16W ,J ,1005 ,R/TP R320 RES,CHIP,MAKER ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 117 - Only for training and service purposes...
  • Page 117 30 ohm,1/16W ,J ,1005 ,R/TP R514 RES,CHIP,MAKER ERHZ0000327 180 ohm,1/16W ,F ,1005 ,R/TP R515 RES,CHIP,MAKER ERHZ0000404 1 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 118 - Only for training and service purposes...
  • Page 118 26 MHz,10 PPM,11 pF,60 ohm,SMD ,3.2*2.5*0.75 X501 X-TAL EXXY0025201 ,exclusive use at ADI RFIC ,; , ,10PPM , , , ,SMD ,P/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 119 - Only for training and service purposes...
  • Page 119 680 ohm,1/16W ,J ,1005 ,R/TP VA205 VARISTOR SEVY0004101 5.6 V, ,SMD ,360pF, 1005 VA206 VARISTOR SEVY0004101 5.6 V, ,SMD ,360pF, 1005 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 120 - Only for training and service purposes...

  • Page 120: Accessory

    100-240V ,5060 Hz,5.6 V,.4 A,CE ,AC-DC Adaptor ,; ADAPTOR,AC-DC SSAD0028203 ,85Vac~264Vac ,5.6V +/-0.8V ,400mA ,5060 , ,WALL 2P ,I/O CONNECTOR , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 121 - Only for training and service purposes...
  • Page 121 Note...
  • Page 122 Note...

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