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LG GS290 Service Manual
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LG GS290 Service Manual

LG GS290 Service Manual

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Service Manual
Model : GS290

Table Of Contents

1. INTRODUCTION ................................................. 5
1.1 Purpose ............................................................................................... 5
1.2 Regulatory Information ............................................................... 5
1.3 Abbreviations ................................................................................... 7
2. PERFORMANCE .................................................. 9
2.1 H/W Features .................................................................................... 9
2.2 Technical Specification ...............................................................11
3. TECHNICAL BRIEF ............................................17
3.1 GS290 Functional Block diagram ...........................................17
3.2 Baseband Processor (BBP) Introduction..............................18
3.3 Power management IC ..............................................................30
3.4. Power ON/OFF ..............................................................................35
3.5. SIM & uSD interface ....................................................................37
3.6. Memory ...........................................................................................39
3.7. LCD Display ....................................................................................40
3.8. Keypad Switching & Scanning ...............................................41
3.9. Keypad back-light illumination .............................................42
3.10. LCD back-light illumination ..................................................43
3.11. Audio ..............................................................................................44
3.13. charging circuit ..........................................................................46
3.14 FM radio & BLUETOOTH ..........................................................47
3.15. 5pin u-USB Interface connector..........................................51
3.16. General Description .................................................................54
3.17. Receiver part ...............................................................................56
3.18. Transmitter part .........................................................................57
3.19. RF synthesizer .............................................................................58
3.20. Front End Module control .....................................................59
3.21. Power Amplifier Module ........................................................60
3.22. PAM Schematic ..........................................................................61
4. TROUBLE SHOOTING ......................................62
4.1 Trouble shooting test setup .....................................................62
4.2 Power on Trouble ..........................................................................63
4.3 Charging trouble ..........................................................................66
4.4 LCD display trouble .....................................................................68
Copyright © 2010 LG Electronics. Inc. All right reserved.
- 3 -
Only for training and service purposes
4.5 Camera Trouble .............................................................................70
4.6 Receiver & Speaker trouble ......................................................72
4.7 Microphone trouble ....................................................................75
4.8 Vibrator trouble .............................................................................77
4.9 Keypad back light trouble .........................................................79
4.10 SIM & uSD trouble ......................................................................81
4.11 Touch trouble...............................................................................85
4.12 Trouble shooting of Receiver part .......................................87
4.13 Trouble shooting of Transmitter part. ................................93
5. DOWNLOAD & S/W UPGRADE......................101
6. BLOCK DIAGRAM ...........................................112
7. CIRCUIT DIAGRAM ........................................113
8. BGA Pin Map ..................................................121
9. PCB LAYOUT ...................................................129
10.ENGINEERING MODE ...................................135
10.1. Test Equipment Setup .......................................................... 135
10.2. Calibration Step ...................................................................... 135
11. STAND ALONE TEST ....................................140
11.1 Test Program Setting ............................................................. 140
11.2 Tx Test ........................................................................................... 143
11.4 Rx Test .......................................................................................... 145
12. EXPLODED VIEW & REPLACEMENT
PART LIST ....................................................147
12.2 Replacement Parts.................................................................. 149
LGE Internal Use Only

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  • Page 1: Table Of Contents

    4.1 Trouble shooting test setup .............62 4.2 Power on Trouble ................63 4.3 Charging trouble ................66 4.4 LCD display trouble ..............68 Copyright © 2010 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 2: Introduction

    Therefore, note that unauthorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty. LGE Internal Use Only - 4 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only...

  • Page 3: Abbreviations

    Radio Frequency use the protective package as described. LGE Internal Use Only - 6 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only...

  • Page 4: Performance

    Options Bluetooth hands-free kit, Data Kit LGE Internal Use Only - 8 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...

  • Page 5: Technical Specification

    0 dBm ±5dB LGE Internal Use Only - 10 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 6 Stability Margin > 6 dB LGE Internal Use Only - 12 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 3,000~<6,000 6,000 LGE Internal Use Only - 14 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...

  • Page 8: Technical Brief

    1,800 Figure 1 GS290 Functional block diagram LGE Internal Use Only - 16 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...

  • Page 9: Baseband Processor (Bbp) Introduction

    Multi-layer AHB for connecting the ARM and the other master capable building blocks with the internal and external memories and with the peripheral buses. LGE Internal Use Only - 18 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only...
  • Page 10 - An ITU-R BT.656 compatible Camera interface. 3.2.5. USIF Interface - Programmable clock output for a camera GS290 have three USIF Drivers as follow : - An multimedia/Secure Digital Card Interface (MMCI/SD:SDIO capable) - USIF1 : Hardware Flow Control / SW upgrade / Calibration...
  • Page 11 3. TECHNICAL BRIEF 3. TECHNICAL BRIEF 3.2.7. GPIO map Table 3. USIF Interface Spec Over a hundred allowable resources, GS290 is using as follows except dedicated to SIM and Memory. GS290 Resource Name Remark GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level, is shown in below...
  • Page 12 PM_INT (EINT) PM_INT LGE Internal Use Only - 24 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 25 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 PIPESTAT[0] PIPESTAT0 LGE Internal Use Only - 26 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 27 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 FCDP TDMA I/F LGE Internal Use Only - 28 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 29 - LGE Internal Use Only Only for training and service purposes...

  • Page 15: Power Management Ic

    – two driver outputs for single LEDs for precharge indication and signaling with i.e. change of colour LGE Internal Use Only - 30 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 31 -...
  • Page 16 2.8V 140mA LGE Internal Use Only - 32 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 33 - LGE Internal Use Only Only for training and service purposes...

  • Page 17: Power On/Off

    ISET and EN/SET inputs. The charge current is GS290 Power State : Defined 3cases as follow programmable to USB100, USB500 or a user programmed charge current up to 1.2A. Additionally, a 4.9V +/-3% 50mA LDO is integrated into the IC for supplying low power external circuitry.

  • Page 18: Sim & Usd Interface

    RTCOUT output of the S-GOLD device as well. To detect if the push-button is pressed GS290 supports 1.8V & 2.9V plug in SIM, SIM interface scheme is shown in (Figure 8). during system operation the logical level at pin ON or its change (if Bit 1 EION in INTCTRL2 is asserted) is SIM_IO, SIM_CLK, SIM_RST ports are used to communicate with BBP(S-Gold3) and the SIM power supply recorded in bit LON of the ISF register.

  • Page 19: Memory

    3.6. Memory using a dedicated eight-pin connector 2Gbit NAND & 1Gbit DDRSDRAM employed on GS290 with 8 & 16 bit parallel data bus thru ADD(0) ~ ADD(29). The 512Mbit Nand Flash memory with DDRAM stacked device family offers multiple high-performance solutions.

  • Page 20: Lcd Display

    EVLC5S0250 Figure 10 Key pad part key matrix LGE Internal Use Only - 40 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 41 - LGE Internal Use Only...

  • Page 21: Keypad Back-Light Illumination

    Figure 13 I2C Serial data port control method LGE Internal Use Only - 42 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 43 - LGE Internal Use Only...

  • Page 22: Audio

    Audio amplifier sub system IC is an audio power amplifier capable of delivering 1.25W of continuous average GS290 Audio signal flow diagram as following diagram. power into a mono 8Ω load, 42mW per channel of continuous average power into stereo 32Ω single-ended (SE) loads.

  • Page 23: Charging Circuit

    (645mA) (105mA) Figure 17 Charging circuit LGE Internal Use Only - 46 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 47 - LGE Internal Use Only Only for training and service purposes...
  • Page 24 • Two audio PCM interfaces (input and output) • Analogue stereo (output only) LGE Internal Use Only - 48 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 49 - LGE Internal Use Only...

  • Page 25: 5Pin U-Usb Interface Connector

    Figure 19. Bluetooth / FM Radio Functional Block Diagram LGE Internal Use Only - 50 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 51 - LGE Internal Use Only...
  • Page 26 The MAX14526 will also detect USB chargers including dedicated chargers (D+/D- shorted) and high power host/hub chargers. LGE Internal Use Only - 52 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 53 - LGE Internal Use Only...

  • Page 27: General Description

    Figure 23 RF transceiver PMB6272 SMARTi-PM functional block diagram LGE Internal Use Only - 54 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 55 - LGE Internal Use Only...

  • Page 28: Receiver Part

    PGA’s as described above. LGE Internal Use Only - 56 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 57 -...

  • Page 29: Rf Synthesizer

    0.5p Figure 27 FEM schematic LGE Internal Use Only - 58 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 59 - LGE Internal Use Only Only for training and service purposes...

  • Page 30: Power Amplifier Module

    Table 9 PAM pin description LGE Internal Use Only - 60 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 61 - LGE Internal Use Only...

  • Page 31: Trouble Shooting

    R203 R202 LGE Internal Use Only - 62 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 63 - LGE Internal Use Only Only for training and service purposes...
  • Page 32 140mA Camera LGE Internal Use Only - 64 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 65 - LGE Internal Use Only Only for training and service purposes...

  • Page 33: Charging Trouble

    C224 (645mA) (105mA) LGE Internal Use Only - 66 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 67 - LGE Internal Use Only Only for training and service purposes...

  • Page 34: Lcd Display Trouble

    FL401 Charge Pump LGE Internal Use Only - 68 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 69 - LGE Internal Use Only Only for training and service purposes...

  • Page 35: Camera Trouble

    2. Clear PAD 3. Change CAM connector LGE Internal Use Only - 70 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 71 - LGE Internal Use Only Only for training and service purposes...

  • Page 36: Receiver & Speaker Trouble

    2.2u EVLC5S0250 EVLC5S0250 LGE Internal Use Only - 72 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 73 - LGE Internal Use Only Only for training and service purposes...

  • Page 37: Microphone Trouble

    FB306 MIC101 LGE Internal Use Only - 74 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 75 - LGE Internal Use Only Only for training and service purposes...

  • Page 38: Vibrator Trouble

    PWM Signal C330 LGE Internal Use Only - 76 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 77 - LGE Internal Use Only Only for training and service purposes...

  • Page 39: Keypad Back Light Trouble

    VA405 EVL5M02200 LGE Internal Use Only - 78 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 79 - LGE Internal Use Only Only for training and service purposes...

  • Page 40: Sim & Usd Trouble

    Pin C7 / SIM_IO SIM_CLK LGE Internal Use Only - 80 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 81 - LGE Internal Use Only Only for training and service purposes...
  • Page 41 Card Assemble LGE Internal Use Only - 82 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 83 - LGE Internal Use Only Only for training and service purposes...

  • Page 42: Touch Trouble

    EVLC14S02050 EVLC14S02050 LGE Internal Use Only - 84 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 85 - LGE Internal Use Only Only for training and service purposes...

  • Page 43: Trouble Shooting Of Receiver Part

    RX I/Q Signal Re-Download S/W & CAL LGE Internal Use Only - 86 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 87 - LGE Internal Use Only Only for training and service purposes...
  • Page 44 Figure 7. PLL Control Waveform Figure 4. DCXO Waveform LGE Internal Use Only - 88 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 89 - LGE Internal Use Only...
  • Page 45 Figure 11 FEM Control Signals Table 2. FEM RX Control Logic LGE Internal Use Only - 90 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 91 - LGE Internal Use Only...

  • Page 46: Trouble Shooting Of Transmitter Part

    Re-Download S/W & RF CAL Figure 14. RX I/Q Waveform LGE Internal Use Only - 92 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 93 - LGE Internal Use Only...
  • Page 47 Ramp Burst Control Figure 19. TX I/Q Waveform LGE Internal Use Only - 94 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 95 - LGE Internal Use Only...
  • Page 48 HIGH 8PSK LGE Internal Use Only - 96 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 97 - LGE Internal Use Only Only for training and service purposes...
  • Page 49 DCS/PCS TP3(PA MODE) LGE Internal Use Only - 98 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 99 - LGE Internal Use Only Only for training and service purposes...

  • Page 50: Download & S/W Upgrade

    Figure 30 Mobile SW (R403) Figure 31 FEM Control Signals LGE Internal Use Only - 100 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 101 - LGE Internal Use Only...
  • Page 51 5. DOWNLOAD & S/W UPGRADE 5. DOWNLOAD & S/W UPGRADE LGE Internal Use Only - 102 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 103 - LGE Internal Use Only...
  • Page 52 5. DOWNLOAD & S/W UPGRADE 5. DOWNLOAD & S/W UPGRADE LGE Internal Use Only - 104 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 105 - LGE Internal Use Only...
  • Page 53 5. DOWNLOAD & S/W UPGRADE 5. DOWNLOAD & S/W UPGRADE LGE Internal Use Only - 106 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 107 - LGE Internal Use Only...
  • Page 54 5. DOWNLOAD & S/W UPGRADE 5. DOWNLOAD & S/W UPGRADE LGE Internal Use Only - 108 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 109 - LGE Internal Use Only...
  • Page 55 5. DOWNLOAD & S/W UPGRADE 5. DOWNLOAD & S/W UPGRADE LGE Internal Use Only - 110 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 111 - LGE Internal Use Only...

  • Page 56: Circuit Diagram

    CAMERA TDO(DBB Out) For product inspection TP AUDIO AMP _RESET TOUCH MUIC RPWRON_EN TP115 UART_RX TP116 UART_TX TP117 Copyright © 2010 LG Electronics. Inc. All right reserved. - 113 - LGE Internal Use Only Only for training and service purposes...
  • Page 57 USW_INT (645mA) (105mA) VIO_2V62 R218 LGE Internal Use Only - 114 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes 7. CIRCUIT DIAGRAM AUDIO AMP SUB SYSTEM & SIGNAL DISTRIBUTOR 3.5phi HEADSET VIO_2V62...
  • Page 58 EVLC5S0250 EVLC5S0250 Pin18 : OPEN(OTP) Pin19 : IF_MODE(IF0) LGE Internal Use Only - 116 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes 7. CIRCUIT DIAGRAM VC1 (FE1) VC2 (FE2) CI:$0.05(CMOS->PIN) GSM850 / 900_TX...
  • Page 59 7. CIRCUIT DIAGRAM F_KEY_CAM KB100 CN100 KP_IN[3] KP_OUT[0] KP_OUT[0] KP_IN[3] LGE Internal Use Only - 118 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes 7. CIRCUIT DIAGRAM F_KEY_HOLD KB100 CN100 KP_IN[5] KP_OUT[0] KP_OUT[0] KP_IN[5] Copyright ©...

  • Page 60: Bga Pin Map

    8. BGA Pin Map 8. BGA Pin Map U100(PMB8877, EUSY0322801) Copyright © 2010 LG Electronics. Inc. All right reserved. - 121 - LGE Internal Use Only Only for training and service purposes...
  • Page 61 U101(K522H1HACB-B060, EUSY0388101) : Not Use LGE Internal Use Only - 122 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 123 - LGE Internal Use Only Only for training and service purposes...
  • Page 62 U304(LM49151TLX, EUSY0390501) ** USE ALL PINS LGE Internal Use Only - 124 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 125 - LGE Internal Use Only Only for training and service purposes...
  • Page 63 U500(PMB6821, EUSY0323901) U301(BC7820, EUSY0394501) LGE Internal Use Only - 126 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 127 - LGE Internal Use Only Only for training and service purposes...
  • Page 64 8. BGA Pin Map R416 LD400 KB401 LD405 R422 MIC300 VA302 VA300 VA405 LD401 R421 KB400 LD402 R406 U501(SKY77344, SMPY0017601) LGE Internal Use Only - 128 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 65: Pcb Layout

    - RF Sensitivity & TX Power GS290_MAIN_1.0_PLACE_BOT LGE Internal Use Only - 130 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes 9. PCB LAYOUT GS290_F_SK_CAM_SPKY0081401-1.1 Copyright © 2010 LG Electronics. Inc. All right reserved.
  • Page 66 9. PCB LAYOUT GS290_F_SK_HOLD_SPKY0081101-1.1 LGE Internal Use Only - 132 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes 9. PCB LAYOUT GS290_F_SK_VOL_SPKY0077101-1.0 Copyright © 2010 LG Electronics. Inc. All right reserved. - 133 -...

  • Page 67: Engineering Mode

    10.ENGINEERING MODE 10.1. Test Equipment Setup 4.00 V 0.000 A 10.2. Calibration Step 2.1. Turn on the Phone. Copyright © 2010 LG Electronics. Inc. All right reserved. - 135 - LGE Internal Use Only Only for training and service purposes...
  • Page 68 CELL: Call Test Equipment 2. Normal: control by GPIB LGE Internal Use Only - 136 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 137 - LGE Internal Use Only...
  • Page 69 < Normal Mode > < Ptest Mode> LGE Internal Use Only - 138 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 139 - LGE Internal Use Only Only for training and service purposes...

  • Page 70: Stand Alone Test

    Not Connected Connected LGE Internal Use Only - 140 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 141 - LGE Internal Use Only Only for training and service purposes...

  • Page 71: Tx Test

    Click “Non signaling mode” bar and then confirm “OK” text in the command line. Change “ptest mood” LGE Internal Use Only - 142 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 143 - LGE Internal Use Only...

  • Page 72: Rx Test

    Finally, Click “Write All” bar and try the efficiency test of Phone. LGE Internal Use Only - 144 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 145 -...
  • Page 73 The Phone must be changed “normal mode” after finishing Test. Change the Phone to “normal mode” and then Click the “Reset” bar.\ Change “normal mode “ LGE Internal Use Only - 146 - Copyright © 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 74: Exploded View & Replacement Part List

    COMPLEX, (empty), , , , , COLOR WITHOUT MTAZ01 TAPE MTAZ0266801 COMPLEX, (empty), , , , , COLOR Copyright © 2010 LG Electronics. Inc. All right reserved. - 149 - LGE Internal Use Only Only for training and service purposes...
  • Page 75 J, 58 COLOR LGE Internal Use Only - 150 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 151 - LGE Internal Use Only Only for training and service purposes...
  • Page 76 ECZH0003103 0.1 uF,10V ,K ,X7R ,HD ,1005 ,R/TP LGE Internal Use Only - 152 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 153 - LGE Internal Use Only...
  • Page 77 ECCH0000115 22 pF,50V,J,NP0,TC,1005,R/TP LGE Internal Use Only - 154 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 155 - LGE Internal Use Only Only for training and service purposes...
  • Page 78 ECCH0004904 1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP LGE Internal Use Only - 156 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 157 - LGE Internal Use Only...
  • Page 79 ELCP0006703 10 uH,M ,3.2*2.6*1.0 ,R/TP , LGE Internal Use Only - 158 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 159 - LGE Internal Use Only Only for training and service purposes...
  • Page 80 ERHZ0000406 100 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only - 160 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 161 - LGE Internal Use Only Only for training and service purposes...
  • Page 81 ERHZ0000486 47 Kohm,1/16W ,J ,1005 ,R/TP LGE Internal Use Only - 162 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 163 - LGE Internal Use Only Only for training and service purposes...
  • Page 82 (Infinion chip), Pb-Free ,; , ,10PPM , , , ,SMD ,R/TP LGE Internal Use Only - 164 - Copyright © 2010 LG Electronics. Inc. All right reserved. Copyright © 2010 LG Electronics. Inc. All right reserved. - 165 - LGE Internal Use Only...

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