LG KP270 Service Manual
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Internal Use Only
Service Manual
KP270
Date: October, 2008 / Issue 1.0

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Summary of Contents for LG KP270

  • Page 1 Internal Use Only Service Manual KP270 Date: October, 2008 / Issue 1.0...
  • Page 2: Table Of Contents

    4. TROUBLE SHOOTING ....66 10.3 Accessory ..........174 4.1 Trouble shooting test setup....66 4.2 Power on trouble........67 4.3 Charging Trouble ........70 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

    A local telephone company may make changes in its communications facilities or procedure. If these changes could reasonably be expected to affect the use of the KP270 or compatibility with the net work, the telephone company is required to give advanced written notice to the user, allowing the user to take appropriate steps to maintain telephone service.
  • Page 5: Only For Training And Service Purposes

    The pictures in this manual are for illustrative purposes only; your actual hardware may look slightly different. G. Interference and Attenuation An KP270 may interfere with sensitive laboratory equipment, medical equipment, etc. Interference from unsuppressed engines or electric motors may cause problems. H. Electrostatic Sensitive Devices...
  • Page 6: 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 - 7 - Only for training and service purposes...
  • Page 7: Performance

    2.2 Main Parts: Solution Item Part name Comment Digital Baseband PMB8868 (Infineon) Analog Baseband PMB8868 (Infineon) RF chip PMB6952 (Infineon) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 8 - Only for training and service purposes...
  • Page 8: Hw Feature

    Main : Internal Fixed Type System connector 18 Pin Ear Phone Jack 18pin, 4 Pole, Stereo PC synchronization Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 9 - Only for training and service purposes...
  • Page 9: Only For Training And Service Purposes

    V1.2, A2DP Voice Recording Speaker Phone mode Support Travel Adapter CDROM Stereo Headset Data Cable T-Flash Not Equipped LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 10 - Only for training and service purposes...
  • Page 10: Hw Spec

    3000kHz-6000kHz : <-65dBc(-46dBm) 6000kHz < : < -71dBc(-46dBm) 1800-3000kHz :< -65dBc(-51dBm) 6000kHz < : < -73dBc(-51dBm) 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

    1600kHz : -98dBm / -96dBm (2.439%) Speech channels AM Suppression -98dBm/-96dBm (2.439%) - GSM : -31dBm - DCS : -29dBm Timing Advance 0.5T 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

    < 17.5 %, when Pout ≥ -20 dBm Peak Code Domain Error < -15 dB at Pout ≥ -20 dBm 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

    Loop Power control in uplink Adjust output(TPC command) +0.5/1.5 +1/3 +1.5/4 -0.5/+0.5 -0.5/+0.5 -0.5/+0.5 -0.5/-1.5 -1/-3 -1.5/-4 group(10equal command group) +8/+12 +16/+24 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 14 - Only for training and service purposes...
  • Page 14: Technical Brief

    18Pin MMI Connector Connector Connector Connector SLIDE DETECT SLIDE DETECT HALL SW HALL SW [Figure 3.1] Functional Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 15 - Only for training and service purposes...
  • Page 15: Baseband Processor Introduction

    S-GOLD3™ support multi-slot operation modes HSCSD (up to class 10), GPRS for high speed data application (up to class 12), EGPRS (up to class 12) and DTM(class11) without additional external hardware. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 16 - Only for training and service purposes...
  • Page 16: Only For Training And Service Purposes

    The clock system allows widely independent selection of frequencies for the essential parts of the SGOLD3H-LC. Thus power consumption and performance can be optimized for each application. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 17: Only For Training And Service Purposes

    T_OUT3 T_OUT4 FEM control T_OUT5 FEM control T_OUT6 PA_MODE PAM Mode select T_OUT7 ANT_SEL2 T_OUT8 ANT_SEL3 T_OUT9 T_OUT10 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 18 - Only for training and service purposes...
  • Page 18: Only For Training And Service Purposes

    RF block temperature measure JACK_TYPE Accessory type detect H/W VERSION H/W version detect VBAT Battery supply voltage measure Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 19 - Only for training and service purposes...
  • Page 19: Only For Training And Service Purposes

    3. TECHNICAL BRIEF 3.2.5 GPIO map Over a hundred allowable resources, KP270 is using as follows except dedicated to SIM and Memory. KP2700 GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level, is shown in below table [Table 3.2.5-1] S-Gold3H-LC GPIO pin Map...
  • Page 20: Only For Training And Service Purposes

    VT camera reset DIF_HD LCD Reset DIF_VD LCD_VSYNC LCD Vsync DIF_RESET1 _LCD_RESET LCD Reset DIF_RESET2 A_RESET 3G reset 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

    I2S1 I2S1_CLK0 BT_PCM_CLK For Bluetooth I2S1_CLK1 I2S1_RX BT_PCM_RX For Bluetooth I2S1_TX BT_PCM_TX For Bluetooth I2S1_WA0 BT_PCM_SYNC For Bluetooth 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

    VREFN IREF GND with resistor JTAG I/F JTAG0_TDO JTAG0_TDI JTAG0_TMS JTAG0_TCK JTAG0_TRST_n JTAG0_RTCK JTAG1_TDO JTAG1_TDI JTAG1_TMS JTAG1_rTCK JTAG0_TRST_n 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

    DATA(11) MEM _AD[12] DATA(12) MEM _AD[13] DATA(13) MEM _AD[14] DATA(14) MEM _AD[15] DATA(15) MEM _WR_n MEM _RD_n _ 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

    MEM _A[26] ADD(26) MDM_SDA[11] ADD(27) MDM_SDA[12] ADD(28) MDM_SDA[13] ADD(29) MDM_SDA[14] ADD(30) MEM _CS0_n _ NAND_CS INTEL NOR (64MB) 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

    RF I/F RF_STR0 2G_EN CC1CC5IO _PPR Charger detect RF_DATA 2G_DATA RF_CLK 2G_CLK RF_LOCK_DET 3G_LD MASTER_ON 3G_MASTER_ON PA_MODE 3G_PA_MODE1 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 26 - Only for training and service purposes...
  • Page 26: Only For Training And Service Purposes

    RESET_n _RESET TRIG_OUT TRIG_OUT RTC_OUT RTC_OUT VCXO_EN VCXO_EN DSPIN0 CLK32K DSPOUT1 WDOG Navi key LED Backlight Control DSPIN1 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 27 - Only for training and service purposes...
  • Page 27: Power Management Ic

    • VQFN 48 package with heat sink and non-protruding leads • Compatible with the Infineon E-GOLD+ V2 and V3 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 28 - Only for training and service purposes...
  • Page 28: Only For Training And Service Purposes

    • two driver outputs for single LEDs for precharge indication and signaling with i.e. change of colour • driver for Vibra Motor with adjustable voltages, soft startup / shutdown and current limitation Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 29: Only For Training And Service Purposes

    S-GOLD3H PLL VRTC 2V11_RTC 2.11V Real Time Clock VAFC 2V7_VRF 2.65V Not used VVIB 2V8_VAMP 2.8V 140mA AUDIO AMP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 30 - Only for training and service purposes...
  • Page 30: Only For Training And Service Purposes

    2.2u 2.2u 2.2u 2.2u 2.2u 4.7u 4.7u 1608 1608 1608 1608 1608 1608 [Figure3.3.1-1] SM-Power 3 Circuit Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 31 - Only for training and service purposes...
  • Page 31: Only For Training And Service Purposes

    117mA 378mA 600mA C242 R230 C243 R228 R229 C244 C245 C246 4.7K 11.3K [Figure 3.3.2-1] Charging IC (ISL9221) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 32 - Only for training and service purposes...
  • Page 32: Only For Training And Service Purposes

    Active low charging indication pin Ground pad [Table 3.3.2-1] PIN description of Charging IC [Figure 3.3.2-1] Block diagram of Charging IC Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 33 - Only for training and service purposes...
  • Page 33: Only For Training And Service Purposes

    3. TECHNICAL BRIEF [Figure 3.3.2-2] Charging Profile LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 34 - Only for training and service purposes...
  • Page 34: Power On/Off

    If push the END_KEY button, voltage level of PWRON pin is change from high to low. ON_OFF1 is a power-on input for SM-POWER3 with active low levels. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 35: Sim Interface

    3. TECHNICAL BRIEF 3.5 SIM Interface KP270 supports 1.8V & 2.9V plug in SIM. SIM_IO, SIM_CLK, SIM_RST ports are used to communicate with S-Gold3H-LC and the SIM power supply enabled by PMIC. SIM Interface SIM_CLK : SIM card reference clock...
  • Page 36: Micro Sd Connector

    DETECT_B DUMMY3 C329 C330 C331 C332 C333 C334 C335 C336 C337 DNI DNI [Figure 3.6-1] Micro SD Connector Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 37 - Only for training and service purposes...
  • Page 37: Memory

    3. TECHNICAL BRIEF 3.7 Memory 1Gbit NAND Flash & 512Mbit DDR SDRAM employed on KP270 with 16 bit parallel data bus thru ADD(0) ~ ADD(24). The 1Gbit Nand Flash memory with DDR SDRAM stacked device family offers multiple high-performance solutions.
  • Page 38: Lcd Display

    VT_CAM_RESET CAM_MCLK_IN CAM_PCLK_OUT C316 C317 C318 0.1u 0.1u C319 70 pin main connector ATX570124 [Figure3.8-1] LCD circuit diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 39 - Only for training and service purposes...
  • Page 39: Keypad Switching & Scanning

    KB_STAR KB301 KEYOUT5 KEYOUT5 VA808 EVLC5S0250 [Figure 3.9-1] Number key circuit diagram [Figure 3.9-2] Function key circuit diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 40 - Only for training and service purposes...
  • Page 40: Keypad Back-Light Illumination

    100ohm R316 C321 SSC-SWTS1007 MAIN_KEY_LED 0.1u LD302 R319 100ohm SSC-SWTS1007 [Figure 3.10.1-2] Number key back-light LED circuit diagram 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

    R804 R805 R806 R807 R808 Q801 R809 UPPER_KEY_LED KTC4075E R810 [Figure 3.10.2-1] Function KEY back-light LED circuit diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 42 - Only for training and service purposes...
  • Page 42: Lcd Back-Light Illumination

    LDO1 SC624ULTRT LDO2 R232 MLED1 MLED2 MLED3 SWIF MLED_CLDO_CTRL R231 C259 [Figure 3.11-1] LCD charge pump circuit diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 43 - Only for training and service purposes...
  • Page 43: Battery Voltage Monitor

    390K (1%) R103 R131 PCB_VERSION 100K 24000ohm (1%) (1%) PAOUT1_1 PA_LEVEL PAOUT1_2 [Figure3.12-1] Battery voltage monitor circuit diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 44 - Only for training and service purposes...
  • Page 44: Audio

    3. TECHNICAL BRIEF 3.13 Audio KP270 Audio signal flow diagram as following diagram. FM RADIO FM RADIO RADIO_OUT_L RADIO_OUT_L RADIO_OUT_R RADIO_OUT_R Ear-Phone Ear-Phone HS_L HS_L EPPA1 EPPA1 HS_R HS_R EPPA2 EPPA2 EPP1 EPP1 REC_P REC_P RCV/SPK RCV/SPK REC_N REC_N EPN2...
  • Page 45: Only For Training And Service Purposes

    SPK_RCV_N C427 C428 R405 REC_P RXIN+ R406 REC_N RXIN- C429 C430 C431 [Figure 3.13.1-1] Audio AMP circuit diagram 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

    15 : VUSB FB306 1800 UART_TX 16 : UART_TX UART_RX 17 : UART_RX FB307 1800 [Figure 3.13.3-1] Headset circuit diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 47 - Only for training and service purposes...
  • Page 47: Bluetooth

    TP407 BT_PRIORITY_STATUS_GPIO3 UART_TXD BT_UART_RX TX_CONFX_WLAN_ACTIVITY_GPIO2 TP408 BT_INT HOST_WAKE_USB_DETACH_GPIO_1 HUSB_DN TP409 DBB_BT_INT BT_WAKE_GPIO_0 HUSB_DP [Figure 3.14.1-1] Bluetooth Circuit Diagram 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

    -Desktop and Laptop personal computers -Automotive telematic systems -Computer peripheral devices (PCMCIA cards, CF cards, and USB dongles) Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 49 - Only for training and service purposes...
  • Page 49: Only For Training And Service Purposes

    MC- 146 BT_VCXO_EN BT_VCXO_EN CLK32K CLK32K X- TAL X- TAL LPQ_IN LPQ_IN (32.768KHz) (32.768KHz) [Figure 3.14.1-2] Bluetooth Block Diagram LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 50 - Only for training and service purposes...
  • Page 50: 18Pin Interface Connector

    Charger voltage VCHG Charger voltage USB_VCHG USB VBUS UART_Tx UART TX data UART_Rx UART RX data Power GND Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 51 - Only for training and service purposes...
  • Page 51: General Description

    PA_EN PA_EN PA_EN PA_EN PA_MODE PA_MODE PA_MODE PA_MODE TX gain control [Figure 3.16-1] Block Diagram of RF part 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

    Integrated 3.8GHz V CO 1.4...1.6V Supply 2.7...2.95V Supply VCO_RC [Figure 3.16-2] RF Functional Block Diagram Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 53 - Only for training and service purposes...
  • Page 53: Only For Training And Service Purposes

    T_IN0 CHG_EN T_IN1 2G_EN RF_STR0 _PPR RF_STR1 2G_DATA RF_DATA 2G_CLK RF_CLK [Figure 3.16-3] Schematic of RF Control Signals LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 54 - Only for training and service purposes...
  • Page 54: Gsm Part

    Furthermore an automatic DC-offset compensation can be used (depending on the gain setting) to reduce the DC-offset at baseband-output. A programmable gain correction can be applied to correct for front end- and receiver gain tolerances. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 55 -...
  • Page 55: Only For Training And Service Purposes

    The output of the amplitude modulator is connected to a single ended output RF PGA for digitally setting the wanted transmit power. 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

    Implemented in the SMARTi 3GE are two outputs for direct control of GSM front end modules with two logic input pins to select RX- and TX-mode as well as low- and highband operation. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 57: Only For Training And Service Purposes

    R519 ANT_SEL6 2V85_VRF U505 NL27WZ32USG C553 ANT_SEL1 ANT_SEL4 ANT_SEL3 ANT_SEL5 [Figure 3.17.5-1] KP270 Front End Control (FEM input) 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

    ANT_SEL3 ANT_SEL3 T_OUT8 T_OUT8 GPIO[16] ANT_SEL4 GPIO[17] ANT_SEL5 GPIO[18] ANT_SEL6 GPIO[19] [Figure 3.17.5-2] KP270 Front End Control (Control signal from Baseband IC) ANT_SEL1ANT_SEL2ANT_SEL3ANT_SEL4ANT_SEL5ANT_SEL6 850/900 TX 1800/1900 TX 850 RX 900 RX 1800 RX 1900 RX UMTS1 UMTS2 UMTS3 [Figure 3.17.5-3] KP270 Front End Control Logic Table Copyright ©...
  • Page 59: Wcdma Part

    DC compensation loop. The subsequent last PGC amplifier stage provides 1 dB gain steps. All gains are selected by 3-wire bus program-ming. 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

    The total VCO frequency range is divided in 256 subranges, in order to limit the VCO slope. Before the settling process of the PLL starts, a successive approximation algorithm selects the most appropriate subrange. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 61 -...
  • Page 61: Gsm Power Amplifier Module

    Bypass Cap Connect 0.01µF bypass capacitor as close to pin as practical 8,11,14 Ground [Table 3.19-1] TQM7M5005 Pin description LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 62 - Only for training and service purposes...
  • Page 62: Wcdma Band1 Power Amplifier Module

    Control Voltage Enable Voltage Ground Ground RF Out RF Output Ground Vcc2 Supply Voltage [Table 3.20-1] ACPM-7381 Pin description Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 63 - Only for training and service purposes...
  • Page 63: Wcdma Band1 Low Noise Amplifier

    Tunable current consumption RFOUT LNA output Ground connection for band and control circuitry [Table 3.21-1] BGA711L7 Pin description LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 64 - Only for training and service purposes...
  • Page 64: Wcdma Band1 Duplexer

    GND4 GND2 GND5 GND3 GND6 [Figure 3.22-1] Schematic Diagram of WCDMA Band1 Duplexer [Table 3.22-1] B7684 Pin description Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 65 - Only for training and service purposes...
  • Page 65: 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. - 66 - Only for training and service purposes...
  • Page 66: Power On Trouble

    Change the main board Change the main board Power on is ok? Power on is ok? Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 67 - Only for training and service purposes...
  • Page 67: Only For Training And Service Purposes

    100K PWRON R207 3.3M Q201 RPWRON_EN RPWRON_DBB KTC4075E R208 R210 C206 3.3M 2.2u Q202 KTC4075E END_KEY_IN R218 100K 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

    C236 C234 C232 C218 C217 C221 C209 C223 C207 U202 R202 Q202 R220 X101 U101 U502 X501 U504 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 69 - Only for training and service purposes...
  • Page 69: Charging Trouble

    Charging is work well? or change main board above 0.64V? Change the m ain board Charging is work well? LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 70 - Only for training and service purposes...
  • Page 70: Only For Training And Service Purposes

    C246 4.7K 11.3K KDR331V OVP_VCHG C202 R233 OVP_VUSB VBAT D202 TA_DETECT D202 R234 C205 C211 0.1u L201 10uH 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

    4. TROUBLE SHOOTING D202 C202 FL303 C242 U203 U203 C245 C245 R102 R103 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 72 - Only for training and service purposes...
  • Page 72: Ubs Trouble

    Change U202 or Change U202 or USB function is ok? USB function is ok? main board main board Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 73 - Only for training and service purposes...
  • Page 73 R234 C205 C211 0.1u L201 10uH D202 D202 C202 C202 U202 U202 C242 C242 U203 U203 C245 C245 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 74 - Only for training and service purposes...
  • Page 74: Sim Detect Trouble

    SIM_DATA(C323) is Change the main board Change the main board Work well? Click TP2 Work well? Click TP2 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 75 - Only for training and service purposes...
  • Page 75 C233 C234 C235 C236 C237 C238 C239 C240 C241 4.7u 2.2u 2.2u 2.2u 2.2u 2.2u 2.2u 2.2u 1608 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 76 - Only for training and service purposes...
  • Page 76 4. TROUBLE SHOOTING C323 C323 J301 J301 C324 C324 U202 U202 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 77 - Only for training and service purposes...
  • Page 77: Number Key Sense Trouble

    FL101, FL102 is 2.6V? FL102. Any problem? Work well? Work well? Resolder R116, Change Main Board R117, FL101,FL102 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 78 - Only for training and service purposes...
  • Page 78 KP_OUT2 KEYOUT3 KP_OUT3 INOUT_A4 INOUT_B4 FL102 REC_N EPN1_1 ICVE10184E150R500FR EPN1_2 REC_P EPP1_1 EPP1_2 HS_L EPPA1_1 FL102 EPPA1_2 FL101 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 79 - Only for training and service purposes...
  • Page 79: Multi Key Sense Trouble

    Work well? Change Slide and check again. Work well? Change the main board Change the main board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 80 - Only for training and service purposes...
  • Page 80: Key Pad

    KP_OUT2 KEYOUT3 KP_OUT3 INOUT_A4 INOUT_B4 FL102 REC_N EPN1_1 ICVE10184E150R500FR EPN1_2 REC_P EPP1_1 EPP1_2 HS_L EPPA1_1 EPPA1_2 FL102 FL101 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 81 - Only for training and service purposes...
  • Page 81: Keypad Backlight Trouble

    Change the Main Board Change the Main Board Is LOW? And check again. Click TP2 Work well? Backlight is work well? LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 82 - Only for training and service purposes...
  • Page 82: Key Backlight

    TP111 GPIO[14] GPIO[15] 3G_PA_MODE1 GPIO[16] ANT_SEL4 GPIO[17] ANT_SEL5 GPIO[18] ANT_SEL6 GPIO[19] VMIC_P 1V8_SD R123 1V8_SD 1V8_SD R130 R125 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 83 - Only for training and service purposes...
  • Page 83: Micro Sd Trouble

    Micro SD card is work well? Micro SD card is work well? 2.Chagne main board 2.Chagne main board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 84 - Only for training and service purposes...
  • Page 84 DAT2 MMC_DETECT DETECT_A DETECT_B DUMMY3 C329 C330 C331 C332 C333 C334 C335 C336 C337 DNI DNI S301 U202 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 85 - Only for training and service purposes...
  • Page 85: Audio Trouble

    CN302,CN903 2.Change the Speaker Receiver is work well? Receiver is work well? 3.Change the FPCB 4.Chagne the Slide LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 86 - Only for training and service purposes...
  • Page 86 R405 REC_P RXIN+ R406 REC_N RXIN- C429 C430 C431 C428 C427 R405 R406 U401 CN903 Speaker FPCB CN302 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 87 - Only for training and service purposes...
  • Page 87: Receiver Path

    C417, C418? or change U401 Click TP2 Check soldering CN301 Headset is work well? Headset is work well? LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 88 - Only for training and service purposes...
  • Page 88 R406 REC_N RXIN- C429 C430 C431 U401 FB301 FB301 C418 FB303 FB303 C417 C416 CN301 C420 C424 C423 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 89 - Only for training and service purposes...
  • Page 89: Microphone Trouble

    MIC401 Mic is work well? Mic is work well? Change the main board Change the main board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 90 - Only for training and service purposes...
  • Page 90 1608 VMIC_GND C414 0.1u MAIN_MIC_N C413 C419 0.1u MAIN_MIC_P SPM0204LE5-QB C421 C422 VMIC_GND Fig 6 Waveform of DCXO Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 91 - Only for training and service purposes...
  • Page 91 Headset mic is work well? Headset mic is work well? Change the main board Change the main board LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 92 - Only for training and service purposes...
  • Page 92 4. TROUBLE SHOOTING C309 C310 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 93 - Only for training and service purposes...
  • Page 93: Camera Trouble

    Replace camera socket Replace new camera Module. or Change the main board or Change the main board Working properly? LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 94 - Only for training and service purposes...
  • Page 94: Camera Module

    PCLK CAM_PCLK R408 CAM_PCLK_OUT CAM_PCLK C432 C433 Camera socket Camera Module FL402 FL401 FB205 FB207 FB206 FB204 U204 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 95 - Only for training and service purposes...
  • Page 95 4. TROUBLE SHOOTING C401 C402 C405 C406 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 96 - Only for training and service purposes...
  • Page 96: Main Lcd Trouble

    Resolder connectors CN903, CN801, CN902 Reconnect LCD Module. Change the slide key PCB LCD Work well? Or LCD Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 97 - Only for training and service purposes...
  • Page 97 C238 C239 C240 C241 4.7u 2.2u 2.2u 2.2u 2.2u 2.2u 2.2u 2.2u 1608 U202 CN302 CN903 CN801 CN902 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 98 - Only for training and service purposes...
  • Page 98: Bluetooth Trouble

    (when BT ON) Check TP10 Check FL403 and ANT401 Tx, Rx power exist? Change the main board Bluetooth works well? Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 99 - Only for training and service purposes...
  • Page 99 1)Menu(OK key) → setting → 4)Connectivity → 1)Bluetooth → 1)Turn on/Turn off TP10 TP10 TP11 TP11 TP10 TP10 TP11 TP11 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 100 - Only for training and service purposes...
  • Page 100 BT_UART_CTS TP406 RF_ACTIVE_GPIO4 UART_RXD BT_UART_TX TP407 BT_PRIORITY_STATUS_GPIO3 UART_TXD BT_UART_RX TX_CONFX_WLAN_ACTIVITY_GPIO2 TP408 BT_INT HOST_WAKE_USB_DETACH_GPIO_1 HUSB_DN TP409 DBB_BT_INT BT_WAKE_GPIO_0 HUSB_DP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 101 - Only for training and service purposes...
  • Page 101: Rf Component

    PAM(WCDMA2100) FL501 X501 TCXO(26MHz ) FL504 SAW Duplexer(WCDMA2100) FL502 Rx SAW Filter(WCDMA2100) U506 LNA(WCDMA2100) FL503 Tx SAW Filter(WCDMA2100) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 102 - Only for training and service purposes...
  • Page 102: Rf Signal Path

    COMMON Tx/Rx Path 4.16.2 GSM PATH GSM/DCS/PCS Rx Path GSM Tx Path DCS/PCS Tx Path COMMON Tx/Rx Path Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 103 - Only for training and service purposes...
  • Page 103: Trouble Shooting Of Gsm Part

    Check Point Rx Part GSM PAM Check Point Check Point Tx Part Tx Part Re-download S/W & CAL LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 104 - Only for training and service purposes...
  • Page 104: Checking Vctcxo Circuit

    C545 1000p 2G_EN 2G_DATA 2G_CLK R521 2G_BS C561 C562 0.1u X501 DSA321SA_26MHZ R523 10K VCONT C555 26MHz 0.01u Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 105 - Only for training and service purposes...
  • Page 105 (In each mode) Front end module is Ok. See the next page TP P 8 TP10 TP10 TP11 TP11 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 106 - Only for training and service purposes...
  • Page 106 900 Rx 900 Rx 1800 Rx 1800 Rx 1900 Rx 1900 Rx UMTS1 UMTS1 UMTS2 UMTS2 UMTS3 UMTS3 Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 107 - Only for training and service purposes...
  • Page 107 Check TP1,TP2,TP3 Soldering of TPs Signal exist? Rx Still has GSM/DCS/PCS Rx is OK. problem? Re-download & Calibration LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 108 - Only for training and service purposes...
  • Page 108 GSM1900_RX1 GND1 GSM1900_RX2 GND3 GND2 UMTS1 3G_RF_BC5_8 C539 1.5p GND4 UMTS2 GND5 UMTS3 3G_RF_BC1 L505 5.1nH C542 1.5p Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 109 - Only for training and service purposes...
  • Page 109 DCS1800 29 dBm is 0~3dBm? PCS1900 29 dBm Replace U504 Over? Replace GSM Tx Path is OK U503 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 110 - Only for training and service purposes...
  • Page 110 Power Amp Gain Control. Typically, 0.2 ~1.6V TXON_PA Power Amp Enable (ON : >1.25V, OFF : <0.5V) VBAT PAM Supply Voltage (Vcc > 3V) Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 111 - Only for training and service purposes...
  • Page 111: Trouble Shooting Of Wcdma Part

    4.18.1 Checking VCTCXO Refer to GSM Part (15.16.1) 4.18.2 Checking Mobile SW & FEM Refer to GSM Part (15.16.2) LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 112 - Only for training and service purposes...
  • Page 112 Check TP5 level Check FL502 <=TP4 level-2dBm ? Check U504 and U103 Rx Still has problem? Rx Path is OK Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 113 - Only for training and service purposes...
  • Page 113 GND1 GND1 GND2 GND2 GND3 GND3 C569 C569 100p 100p C564 SAFEB2G14FA0F00 L509 FL502 C566 L508 4.7nH L510 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 114 - Only for training and service purposes...
  • Page 114 Check FL504 TP3 level 24dBm over? Check TP1 Check FL501(FEM) TP3 level 22dBm over? WCDMA Tx Path is OK Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 115 - Only for training and service purposes...
  • Page 115 L528 2.7nH C570 L517 5.1nH C576 C577 L516 3.9nH L515 C575 C572 0.5p 0.5p 5.6nH GND1 GND2 GND3 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 116 - Only for training and service purposes...
  • Page 116 3G_PA_MODE1 High (1.9 - 2.9V), Low (0.0V - 0.5V). 3G_PAEN_BC1 High (1.9 - 2.9V), Low (0.0V - 0.5V). Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 117 - Only for training and service purposes...
  • Page 117: Download

    1. Run “Setup.exe” for Installation Infineon usb driver. 2. Click Install button. 3. Click Exit button after installation completion. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 118 - Only for training and service purposes...
  • Page 118 5. DOWNLOAD 1. Run “LGE_GSM_Device_Driver_OMAPV1030_1.0” for Installation Infineon usb driver. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 119 - Only for training and service purposes...
  • Page 119: Device Detection

    3 for each the usb port. Eg. In case of Infineon, “Flash Loader utility” will be installed as shown below. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 120 - Only for training and service purposes...
  • Page 120: Usb Port Mapping

    2. Connect the usb or nexus cable with the device in order of port number. 3. If you have the disable port, click “SKIP” button. 4. After mapping is completed, click “Save & Exit” button. Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 121 -...
  • Page 121: Configuration To Download

    5. DOWNLOAD 5.4 Configuration to Download 1.Install 2.Dobule Click GSMULTI 3.Execute MultiGSM_V30.exe 4.Setting → Configuration LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 122 - Only for training and service purposes...
  • Page 122 6.If the model is supported USB download, USB button will be appeared. 7.If the model is supported both interface, you can choice one. 8.Click “START” Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 123 -...
  • Page 123: Nexus Setting

    CABLE: MMI18P-COMM CABLE: MMI18P-COMM Nexus 2 setting 4.0V / M3 mode 4.0V / M0 mode CABLE: MMI18P-COMM CABLE: MMI18P-COMM LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 124 - Only for training and service purposes...
  • Page 124: Circuit Diagram

    L103 L104 100nH 100nH R128 R130 R125 KP275c = 900_1800_1900_W2100_850_FM_VT C150 C151 2.5G UART R129 KP275x = 900_1800_1900_W2100_900_FM_VT - 125 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 125 LDO1 SC624ULTRT LDO2 R232 C253 C254 C255 C256 C257 C258 MLED1 4.7u MLED2 MLED3 SWIF MLED_CLDO_CTRL R231 C259 - 126 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 126 DAT2 MMC_DETECT DETECT_A MOTOR_P DETECT_B DUMMY3 C329 C330 C331 C332 C333 C334 C335 C336 C337 C328 KEYOUT5 2.2u - 127 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 127 BT_UART_CTS TP406 RF_ACTIVE_GPIO4 UART_RXD BT_UART_TX TP407 BT_PRIORITY_STATUS_GPIO3 UART_TXD BT_UART_RX TX_CONFX_WLAN_ACTIVITY_GPIO2 TP408 BT_INT HOST_WAKE_USB_DETACH_GPIO_1 HUSB_DN TP409 DBB_BT_INT BT_WAKE_GPIO_0 HUSB_DP - 128 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 128 GND2 GND5 C600 10nH C594 GND3 GND4 C602 C603 C604 100p 100p 2.2u 2200p 680p B7638 1608 WCDMA_BC5/8(850M/900M) - 129 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 129 KTC4075E R810 R811 100K _LCD_WR LCD_CD _LCD_CS1 VA809 LCD_VSYNC varistor R812 100K _LCD_RESET C805 C806 ENQY0013901 04-6293-035-000-829 2.2u - 130 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 130 CAM_PCLK_OUT CAM_PCLK_OUT CAM_DATA_OUT0 CAM_DATA_OUT1 CAM_DATA_OUT2 CAM_HSYNC CAM_DATA_OUT3 CAM_VSYNC CAM_DATA_OUT4 CAM_DATA_OUT7 CAM_DATA_OUT5 CAM_DATA_OUT6 AXK720147G FPCB to VGA Camera Connector - 131 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 131 - 132 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 132: Bgm Pin Map

    7. BGM PIN MAP 7. BGM PIN MAP PMB6952 Pin Configuration (Top View) : NC Pin : NC Pin Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 133 - Only for training and service purposes...
  • Page 133 7. BGM PIN MAP BCM2046SB1 Pin Configuration (Top View) : NC Pin : NC Pin LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 134 - Only for training and service purposes...
  • Page 134 7. BGM PIN MAP PMB6821 Pin Configuration (Top View) : NC Pin : NC Pin Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 135 - Only for training and service purposes...
  • Page 135 7. BGM PIN MAP TY9000A000TMGF NC: Not Count LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 136 - Only for training and service purposes...
  • Page 136 7. BGM PIN MAP PMB8868 Pin Configuration (Top View) : NC Pin : NC Pin Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 137 - Only for training and service purposes...
  • Page 137 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 138 - Only for training and service purposes...
  • Page 138: Pcb Layout

    U302 Hall IC Q301 Power No Display Slide management TR up, down No Motor LD301,LD302 No Key Backlight - 139 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 139 J301 SIM Carder No Service No SIM FL501FEM MIC401 Microphone WCDMA/GSM Rx No Voice Sensitivity & Tx Power No Service - 140 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 140 8. PCB LAYOUT LD801~LD808 LED No Function Backlight - 141 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 141 8. PCB LAYOUT CN801 FPCB-Sub Con. No Display No Navi Key CN802 LCD Con. No Display - 142 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 142 CN902 FPCB - Sub Con. No Camera No Display No Power ON No Navi Key No Sound No Motor No Navi key - 143 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 143 8. PCB LAYOUT CN901 Speaker Pad. No Sound CN904 VGA CAM Con. No VGA Cam VB901 Speaker Pad. No Motor - 144 - Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 144: Rf Calibration

    9. RF CALIBRATION 9.1 Test Equipment Setup 9.2 Calibration Step 9.2.1 Turn on the Phone 9.2.2 Execute “HK_27.exe” Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 145 - Only for training and service purposes...
  • Page 145 Adjust the number of times. Adjust the number of times. Adjust the number of times. Adjust the number of times. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 146 - Only for training and service purposes...
  • Page 146 CELL: Call Test Equipment PWR: Power Supply PWR: Power Supply CELL: Call Test Equipment CELL: Call Test Equipment Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 147 - Only for training and service purposes...
  • Page 147 9.2.8 Click “START” for RF calibration Select Model` Select Model` Start Start Select Model` Select Model` Start Start 9.2.9 RF Calibration finishes. LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 148 - Only for training and service purposes...
  • Page 148 2. Calibration program automatically changes either “normal mode” or “ptest mode”. 3. Phone operation Mode < Normal Mode> <Ptest Mode> Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 149 - Only for training and service purposes...
  • Page 149 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

    10. EXPLODED VIEW & REPLACEMENT PART LIST 10.1 EXPLODED VIEW - 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

    COMPLEX, (empty), , , , , Black Without MPBH00 PAD,MIKE MPBH0039301 COMPLEX, (empty), , , , , Color Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 153 - Only for training and service purposes...
  • Page 153 MOLD, Silicone Rubber K-770, , , , , F, 30 Black Without MGAD00 GASKET,SHIELD FORM MGAD0177901 CUTTING, NS, , , , , Color LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 154 - Only for training and service purposes...
  • Page 154 CAN ASSY,SHIELD ACKA0008401 Color Without ADCA00 DOME ASSY,METAL ADCA0083201 Color Without MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Color Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 155 - Only for training and service purposes...
  • Page 155: Main Component

    100 Kohm,1/16W ,J ,1005 ,R/TP R812 RES,CHIP,MAKER ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP VA810 VARISTOR SEVY0005201 5.5 V, ,SMD ,1005, 50pF LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 156 - Only for training and service purposes...
  • Page 156 SPEY00 PCB,KEYPAD SPEY0057901 FR-4 ,0.5 mm,BUILD-UP 4 , ,; , , , , , , , , , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 157 - Only for training and service purposes...
  • Page 157 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C123 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 158 - Only for training and service purposes...
  • Page 158 ECZH0001215 1 uF,10V ,K ,X5R ,TC ,1005 ,R/TP C246 CAP,CHIP,MAKER ECZH0001215 1 uF,10V ,K ,X5R ,TC ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 159 - Only for training and service purposes...
  • Page 159 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP C408 CAP,TANTAL,CHIP ECTH0003701 10 uF,6.3V ,M ,L_ESR ,1608 ,R/TP C409 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. - 160 - Only for training and service purposes...
  • Page 160 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C514 CAP,CHIP,MAKER ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C515 CAP,CERAMIC,CHIP ECCH0000155 10 nF,16V,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 ,-55TO+125C , ,2.2X1.1X1.1MM ,[empty] ,[empty] ,[empty] C545 CAP,CERAMIC,CHIP ECCH0000143 1 nF,50V,K,X7R,HD,1005,R/TP C546 CAP,CHIP,MAKER ECZH0000813 100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 162 - Only for training and service purposes...
  • Page 162 100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP 18 PIN,0.4 mm,ETC , , ,; ,18 ,0.40MM ,ANGLE CN301 CONNECTOR,I/O ENRY0006801 ,RECEPTACLE ,SMD ,R/TP , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 163 - Only for training and service purposes...
  • Page 163 18 nH,J ,1005 ,R/TP ,Pb Free L503 INDUCTOR,CHIP ELCH0001402 18 nH,J ,1005 ,R/TP ,Pb Free L504 INDUCTOR,CHIP ELCH0003814 5.1 nH,S ,1005 ,R/TP ,5.1nH,1005 LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 164 - Only for training and service purposes...
  • Page 164 10 Kohm,1/16W ,J ,1005 ,R/TP R115 RES,CHIP,MAKER ERHZ0000244 22 Kohm,1/16W ,F ,1005 ,R/TP R116 RES,CHIP,MAKER ERHZ0000490 51 ohm,1/16W ,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 56K ohm,1/16W,J,1005,R/TP R326 RES,CHIP ERHY0000275 56K ohm,1/16W,J,1005,R/TP R327 RES,CHIP ERHY0000275 56K ohm,1/16W,J,1005,R/TP PCB ASSY,MAIN,PAD R333 SAFO0000401 0OHM DNI OPEN LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 166 - Only for training and service purposes...
  • Page 166 10 Kohm,1/16W ,J ,1005 ,R/TP R521 RES,CHIP,MAKER ERHZ0000435 20 ohm,1/16W ,J ,1005 ,R/TP R522 RES,CHIP ERHY0000185 820 ohm,1/16W ,F ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 167 - Only for training and service purposes...
  • Page 167 33 uF,10V ,M ,L_ESR ,2012 ,R/TP ,; , ,[empty] ,[empty] , C205 CAP,TANTAL,CHIP ECTH0002002 ,-55TO+125C , ,2.2X1.1X1.1MM ,[empty] ,[empty] ,[empty] LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 168 - Only for training and service purposes...
  • Page 168 ECCH0000198 2.2 uF,6.3V ,M ,X5R ,TC ,1005 ,R/TP C236 CAP,CERAMIC,CHIP ECCH0000198 2.2 uF,6.3V ,M ,X5R ,TC ,1005 ,R/TP Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 169 - Only for training and service purposes...
  • Page 169 ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP C442 CAP,CERAMIC,CHIP ECCH0005603 2.2 uF,10V ,K ,X5R ,TC ,1608 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 170 - Only for training and service purposes...
  • Page 170 SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 50ohm FL401 FILTER,EMI/POWER SFEY0011401 SMD ,SMD, 18V, 4ch, EMI_ESD Filter (100 Ohm, 7.5pF) Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 171 - Only for training and service purposes...
  • Page 171 10 Kohm,1/16W ,J ,1005 ,R/TP R225 RES,CHIP,MAKER ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP R233 RES,CHIP,MAKER ERHZ0000486 47 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 172 - Only for training and service purposes...
  • Page 172 5.5 V, ,SMD ,1005, 50pF SPFY PCB,MAIN SPFY0183201 FR-4 ,0.8 mm,STAGGERED-8 , ,; , , , , , , , , , Copyright © 2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only - 173 - Only for training and service purposes...
  • Page 173: Accessory

    100-240V ,5060 Hz,5.1 V,.7 A,CE ,AC-DC ADAPTOR ,; ADAPTOR,AC-DC SSAD0025002 ,85Vac~264Vac ,5.1V +0.15V, -0.2V ,700mA ,5060 , ,WALL 2P ,I/O CONNECTOR , LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved. - 174 - Only for training and service purposes...
  • Page 174 Note...
  • Page 175 Note...

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