LG LG511C Service Manual
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LG LG511C Service Manual

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Internal Use Only
Service Manual
LG511C
Date: September, 2011 / Issue 1.0

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Summary of Contents for LG LG511C

  • Page 1 Internal Use Only Service Manual LG511C Date: September, 2011 / Issue 1.0...
  • Page 2 Terminal operation control and digital signal processing Converts RF signal to baseband signal Converts baseband signal to RF signal MCP (H8BCS0SI0BAR-46M) NAND (2Gbit) + DDR (1Gbit) Storing of terminal operation program 7. Frequency Stability CELLULAR : 0.5PPM PCS : 0.1PPM LG Electronics Inc. 1/168...
  • Page 3 LG511C CDMA Mobile Subscriber Unit LN510 LG511C SERVICE MANUAL SERVICE MANUAL Triple BAND, Triple Mode [PCS/Cellular/GPS] CDMA MOBILE PHONE LG Electronics Inc. 2/168...

  • Page 4: Table Of Contents

    4.1.2. PCS Rx ........50 4.2. TX PART TROUBLE .....59 4.2.1. DCN Tx ........59 4.2.2. PCS Tx ........73 4.3. LOGIC PART TROUBLE....87 4.3.1. Power ........87 4.3.2. LCD ........93 4.3.3. Camera ........96 4.3.4. Touch ........98 4.3.5. Audio ........100 4.3.6. Vibrator.........111 LG Electronics Inc. 3/168...

  • Page 5: General Introduction

    TIA/EIA/IS-657 Packet data Performance TIA/EIA/IS-97 Cellular base station TIA/EIA/IS-98 Cellular mobile station ANSI J-STD-018 PCS personal station ANSI J-STD-019 PCS base station TIA/EIA/IS-125 Speech CODEC * TSB –74: Protocol between an IS-95A system and ANSI J-STD-008 LG Electronics Inc. 4/168...

  • Page 6: Chapter 1. System Introduction

    At this time, the spectrums of other signals that have different codes are not recovered into its original state, and appears as the self-interference of the system. LG Electronics Inc. 5/168...

  • Page 7: Features And Advantages Of Cdma Mobile Phone

    1.25msec (800 times per second). By doing so, the gain tolerance and the different radio propagation loss on the forward/backward link are complemented. LG Electronics Inc. 6/168...
  • Page 8 That is, each mobile station signal generates interference in relation to the signals of all the other mobile stations. LG Electronics Inc. 7/168...
  • Page 9 In addition, in the CDMA system, services and service charges are classified further into different classes so that more transmit power can be allocated to high class service users for easier call set-up; they can also be given higher priority of using hand-off function than the general users. LG Electronics Inc. 8/168...

  • Page 10: Structure And Functions Of Tri-Band Cdma Mobile Phone

    (AGC Amp). Then, they are converted into RF band by the frequency synthesizer synchronizing these signals to proper output frequencies. Transmit signals obtained pass through the duplexer filter and then, are sent out to the cell site via the antenna. LG Electronics Inc. 9/168...

  • Page 11: Specification

    About 200 Hrs (SCI=2) PCS (Slot Cycle 2) Standby Time DCN (Slot Cycle 2) About 200 Hrs (SCI=2) PCS (Slot Cycle 2) 150 Min .(typical duplexer,10dBm output) Talk Time 150 Min .(typical duplexer,10dBm output) DCN (Slot Cycle 2) LG Electronics Inc. 10/168...
  • Page 12 Dynamic area of more than -104~ -25 dB: 79dB at the 1.23MHz band. 4.3 Transmit Specification 4.3.1 Frequency Range 1) CELLULAR : 824.820MHz ~ 848.190MHz 2) PCS : 1850 MHz ~ 1910 MHz 4.3.2 Output Power 1) CELLULAR : 0.282W 2) PCS: 0.251W LG Electronics Inc. 11/168...
  • Page 13 Ch # Center Freq Ch # Center Freq Ch # Center Freq (MHz) (MHz) (MHz) 1851.25 1871.25 1891.25 1852.50 1872.50 1892.50 1853.75 1873.75 1893.75 1855.00 1875.00 1895.00 1856.25 1876.25 1896.25 1857.50 1877.50 1897.50 1858.75 1878.75 1898.75 LG Electronics Inc. 12/168...
  • Page 14 Center Freq Ch # (MHz) (MHz) (MHz) 1931.25 1951.25 1971.25 1932.50 1952.50 1972.50 1933.75 1953.75 1973.75 1935.00 1955.00 1975.00 1936.25 1956.25 1976.25 1937.50 1957.50 1977.50 1938.75 1958.75 1978.75 1940.00 1960.00 1000 1980.00 1941.25 1961.25 1025 1981.25 LG Electronics Inc. 13/168...
  • Page 15 1987.50 1948.75 1968.75 1175 1988.75 4.5.3 GPS mode : 1575.42 MHz 4.5.4 Bluetooth mode : 2400 MHz ~ 2483.5 MHz 4.6 AC Adaptor : See Appendix 4.7 Cigar Lighter Charger : See Appendix 4.8 Hand-Free Kit LG Electronics Inc. 14/168...

  • Page 16: Installation

    Clip the IB into the IB bracket. 5.3.4. Microphone Installation Install the microphone either by clipping I onto the sunvisor (driver’s side) or by attaching it to door post (driver’s side), using a velcro adhesive tape (not included). 5.3.5 Cable Connections LG Electronics Inc. 15/168...
  • Page 17 Connect the kit’s power cable connector to the interface box power receptacle. 5.3.5.2 Antenna Cable Connection Connect the antenna coupler cable connector from the cradle to the external antenna connector. ( Antenna is not included.) LG Electronics Inc. 16/168...

  • Page 18: Chapter 2. Nam Input Method

    LG511C LN510 CHAPTER 2. NAM Input Method (Inputting of telephone numbers included) 17/168 LG Electronics Inc.
  • Page 19 LG511C LN510 18/168 LG Electronics Inc.
  • Page 20 LG511C LN510 19/168 LG Electronics Inc.
  • Page 21 LG511C LN510 20/168 LG Electronics Inc.
  • Page 22 LG511C LN510 21/168 LG Electronics Inc.
  • Page 23 LG511C LN510 22/168 LG Electronics Inc.
  • Page 24 LG511C LN510 23/168 LG Electronics Inc.
  • Page 25 LG511C LN510 24/168 LG Electronics Inc.
  • Page 26 LG511C LN510 25/168 LG Electronics Inc.

  • Page 27: Chapter 3. Circuit Description

    After that, the RF signal is amplified by the Power Amp in order to have enough power for radiation. Finally, the RF signal is sent out to the cell site via the antenna after going through the coupler and quintplexer. LG Electronics Inc. 26/168...
  • Page 28 LG511C LN510 [Figure 1-1] Block Diagram of LG511C LG Electronics Inc. 27/168...
  • Page 29 The main function of quadplexer is to prohibit the other band signals from flowing into the one band circuit and vice versa. RF designer can use common dual-band antenna regardless of frequency band (800 and 1900 MHz). The specification of quadplexer is described below: LG Electronics Inc. 28/168...
  • Page 30 LG511C LN510 LG Electronics Inc. 29/168...
  • Page 31 -65 to + 125 Maximum RF Input Power to TxPorts Maximum Recommended Operating Conditins Parameter Unit Value Operating temperature, Tc , TxPower 29dBm -40 to + 100 Operating temperature, Tc , TxPower 30dBm -40 to + 85 LG Electronics Inc. 30/168...
  • Page 32 The frequency selectivity characteristic of mobile phone is mostly determined by LNA. The specification of LG-LG511C LNAs are described below: 1.2.2.1 Cellular CDMA LNA performance specifications LG Electronics Inc.
  • Page 33 The characteristics of Low Noise Amplifier (LNA) are low noise figure, high gain, high intercept point and high reverse isolation. The frequency selectivity characteristic of mobile phone is mostly determined by LNA. The specification of LG- GPS LNA is described below 32/168 LG Electronics Inc.
  • Page 34 The I/Q down converter outputs the CDMA signals at baseband frequency. Low-pass filtering enables the receiver to select the desired baseband signals from the effects of unwanted noise or adjacent-channel interference. I/Q base band components are converted to digital signals by two identical 4-bit ADCs. 33/168 LG Electronics Inc.
  • Page 35 Tx VCO. The Tx IF signal is amplified by AGC controlled by QSC6075. The second mixer on RFT converts IF signals into RF signals. After passing through the upconverter , RF signal is inputted into the Power Amplifier Module. 1.3.1.1 Cellular CDMA transmit signal path performance specifications 34/168 LG Electronics Inc.
  • Page 36 MMIC. The maximum power that can be inputted through the input terminal is +10dBm and conversion gain is about 28dB. RF transmit signals that have been amplified through the power amplifier are sent to the quintplexer. LG Electronics Inc. 35/168...
  • Page 37 -30~+85 C. The receives frequency tuning signals called TRK_LO_ADJ from QSC6075 as 0.5V~2.5V DC via R and C filter in order to generate the reference frequency of 19.2MHz and input it into the frequency synthesizer of UHF band. Frequency stability depending on temperature is 1.5 ppm. LG Electronics Inc. 36/168...

  • Page 38: Digital/Voice Processing Part

    2.2.4 Memory Part The memory part is made up of a DDR/NAND memory 2.2.5 Power Supply Part The power supply part is made up of circuits for generating various types of power, used for the digital/voice processing part. LG Electronics Inc. 37/168...
  • Page 39 When received, I and Q data are demodulated into symbols by the demodulator, and then de-interleaved in reverse to the case of transmission. Then, the errors of data received from viterbi decoder are detected and corrected. They are voice-decoded at the vocoder in order to output digital voice data. LG Electronics Inc. 38/168...
  • Page 40 The ARM926 EJS microprocessor includes a 3 stage pipelined RISC architecture, both 32-bit ARM and 16-bit THUMB instruction sets, a 32-bit address bus, and a 32-bit internal data bus. It has a high performance and low power consumption. LG Electronics Inc. 39/168...
  • Page 41 2 LEDs and backlight circuitry are included in the keypad for easy operation in the dark. LCD MODULE LCD module contains a controller which will display the information onto the LCD by 16-bit data from the QSC6075T. 40/168 LG Electronics Inc.

  • Page 42: Chapter 4. Trouble Shooting

    - Test Band : US Cellular - SID : 59 - Sector Power : -30 dBm Spectrum Analyzer Setting Oscilloscope Setting 3. Check RF Signal path 1. Check DC Power Supply circuit Redownload S/W, Cal 2. Check VCTCXO 41/168 LG Electronics Inc.
  • Page 43 VDD_RFTX_9 AB17 VDD_SPKR C2039 VREG_RFRX1 2.2u C2042 0.1u R2010 +2.1V_RFRX1 R2022 121k +/-1% -1.8V_NCP R2012 +2.85V_TCXO R2013 +2.8V_LCD R2014 +2.1V_RFTX R2015 +2.1V_RFRX2 R2016 +2.6V_MSMP2 R2017 +1.8V_MSME1 R2018 +2.1V_MSMA +2.25V_SMPS_RF R2019 +1.3V_MPLL +2.6V_BT +1.3V_MSMC C2056 4.7u 1608 LG Electronics Inc. /168...
  • Page 44 The Problem may be Logic part +2.1V_RFRX2 is OK? Refer to Logic troubleshoot Check R2016 The Problem may be Logic part +2.6V_MSMP2 is OK? Refer to Logic troubleshoot DC Power supply Circuit is OK. See next Page to check VCTXO circuit. 43/168 LG Electronics Inc.
  • Page 45 LN510 4.1.1.2 Checking VCTCXO circuit Test Point Test Point TP1 : C1505 TP2 : R1501 Circuit Diagram Circuit Diagram LG Electronics Inc. /168...
  • Page 46 Figure 4.1.1 (b)) Replace U1501 and then check C1505, R1501. VCTCXO circuit is OK. See next page Is it similar? to check control signal. Replace Main B/D Waveform Waveform Figure 4.1.1 (a) Figure 4.1.1 (b) LG Electronics Inc. 4 /168...
  • Page 47 LN510 LG511C 4.1.1.3 Checking RF signal path (Mobile S/W, Quadplexer) Test Point Test Point Mobile Switch LG Electronics Inc. 4 /168...
  • Page 48 L1406 C1421 1005 MIX_INM_C_HB PORT3+ PORT1- 1005 C1415 F1402 L1404 OUT1 C1410 XM0860SR-DL0801 SAFEB2G14FB0F00_DNI U1402 1 IN L1407 1005 CDMA Out1 Out2 1005 1005 OUT2 1005 C1416 CDMA_MODE CDMA Port1 - 3 Port1 - 2 LG Electronics Inc. 4 /168...
  • Page 49 Replace Quadplexer(U1003). to Fig.4.1.1 (d). Is any signal detected at that point? Is any signal detected at Check L1209,L1205,C1208. that point? All DNC Rx check is completed. If the phone still do Not work, change Main B/D. LG Electronics Inc. 48/168...
  • Page 50 LN510 Waveform Waveform U1001 pin2 4.1.1 (c) U1003 pin1 4.1.1 (d) LG Electronics Inc. 49/168...

  • Page 51: Pcs Rx

    - Test Band : US PCS - SID : 4145 - Sector Power : -30 dBm Spectrum Analyzer Setting Oscilloscope Setting 3. Check RF Signal path 1. Check DC Power Supply circuit Redownload S/W, Cal 2. Check VCTCXO LG Electronics Inc. 50/168...
  • Page 52 VDD_RFTX_9 AB17 VDD_SPKR C2039 VREG_RFRX1 2.2u C2042 0.1u R2010 +2.1V_RFRX1 R2022 121k +/-1% -1.8V_NCP R2012 +2.85V_TCXO R2013 +2.8V_LCD R2014 +2.1V_RFTX R2015 +2.1V_RFRX2 R2016 +2.6V_MSMP2 R2017 +1.8V_MSME1 R2018 +2.1V_MSMA +2.25V_SMPS_RF R2019 +1.3V_MPLL +2.6V_BT +1.3V_MSMC C2056 4.7u 1608 LG Electronics Inc. /168...
  • Page 53 The Problem may be Logic part +2.1V_RFRX2 is OK? Refer to Logic troubleshoot Check R2016 The Problem may be Logic part +2.6V_MSMP2 is OK? Refer to Logic troubleshoot DC Power supply Circuit is OK. See next Page to check VCTXO circuit. 52/168 LG Electronics Inc.
  • Page 54 LN510 4.1.2.2 Checking VCTCXO circuit Internal Use Only Test Point Test Point TP1 : C1505 TP2 : R1501 Circuit Diagram Circuit Diagram R1501 +2.85V_TCXO U1501 C1501 C1503 ERF3003E 0.1u R1502 C1505 R1503 TCXO TRK_LO_ADJ C1504 C1502 LG Electronics Inc. /168...
  • Page 55 Refer to Logic troubleshoot Figure 4.1.2 (b)) Replace U1501 and then check C1505, R1501. VCTCXO circuit is OK. See next page Is it similar? to check control signal. Replace Main B/D Waveform Waveform Figure 4.1.2 (a) Figure 4.1.2 (b) LG Electronics Inc. /168...
  • Page 56 LN510 4.1.2.3 Checking RF signal path (Mobile S/W, Quadplexer) Test Point Test Point Mobile Switch LG Electronics Inc. 55/168...
  • Page 57 L1406 C1421 1005 PORT3+ PORT1- MIX_INM_C_HB 1005 C1415 F1402 L1404 OUT1 C1410 XM0860SR-DL0801 SAFEB2G14FB0F00_DNI U1402 L1407 1005 1 IN CDMA Out1 Out2 1005 1005 OUT2 1005 C1416 CDMA_MODE CDMA Port1 - 3 Port1 - 2 LG Electronics Inc. 5 /168...
  • Page 58 Fig.4.1.2 (d). Is any signal detected at that point? Is any signal detected at Check L1202,C1202,C1203, that point? C1211,C1209,L1204. All PCS Rx check is completed. If the phone still do Not work, change Main B/D. LG Electronics Inc. 57/168...
  • Page 59 LN510 Waveform Waveform U1001 pin2 Fig. 4.1.2 (c) U1003 pin2 Fig. 4.1.2 (d) LG Electronics Inc. 58/168...

  • Page 60: Tx Part Trouble

    Click “ MAX POWER ON” Measure frequency domain waveform with Spectrum analyzer. 6. Check Quadplexer Measure time domain waveform with oscilloscope. 1. Check DC Power Supply circuit 7. Check Mobile Switch 2. Check VCTCXO Redownload S/W, Cal 3. Check QSC6075 LG Electronics Inc. 59/168...
  • Page 61 VDD_RFTX_9 AB17 VDD_SPKR C2039 VREG_RFRX1 2.2u C2042 0.1u R2010 +2.1V_RFRX1 R2022 121k +/-1% -1.8V_NCP R2012 +2.85V_TCXO R2013 +2.8V_LCD R2014 +2.1V_RFTX R2015 +2.1V_RFRX2 R2016 +2.6V_MSMP2 R2017 +1.8V_MSME1 R2018 +2.1V_MSMA +2.25V_SMPS_RF R2019 +1.3V_MPLL +2.6V_BT +1.3V_MSMC C2056 4.7u 1608 LG Electronics Inc. /168...
  • Page 62 The Problem may be Logic part +2.6V_MSMP2 is OK? Refer to Logic troubleshoot Check R2014 The Problem may be Logic part +2.1V_RFTX is OK? Refer to Logic troubleshoot DC Power supply Circuit is OK. See next Page to check VCTXO circuit. LG Electronics Inc. 61/168...
  • Page 63 LN510 4.2.1.2 Checking VCTCXO circuit Internal Use Only Test Point Test Point TP1 : C1505 TP2 : R1501 Circuit Diagram Circuit Diagram R1501 +2.85V_TCXO U1501 C1501 C1503 ERF3003E 0.1u R1502 R1503 C1505 TRK_LO_ADJ TCXO C1504 C1502 LG Electronics Inc. /168...
  • Page 64 Refer to Logic troubleshoot Figure 4.2.1 (b)) Replace U1501 and then check C1505, R1501. VCTCXO circuit is OK. See next page Is it similar? to check control signal. Replace Main B/D Waveform Waveform Figure 4.2.1 (a) Figure 4.2.1 (b) LG Electronics Inc. /168...
  • Page 65 DCN/PCS Tx RF SAW <J-TAG> LNA_OUT_C_HB LNA_OUT_C_LB MIX_INP_C_LB MIX_INM_C_LB MIX_INP_C_HB MIX_INM_C_HB U2001 PWR_DET_IN QSC6075-T 5.1k +/-1% RBIAS_RX Place close to QSC 12k +/-1% RBIAS_TX RX_IN_C_HB RX_IN_C_HB RX_IN_C_LB RX_IN_C_LB RX_IN_GPS RX_IN_GPS TX_OUT_HB_A TX_OUT_HB_A TX_OUT_AWS_B TX_OUT_HB_B TX_OUT_LB_A TX_OUT_LB_A [I/O EXPANDER] TX_OUT_LB_B LG Electronics Inc. /168...
  • Page 66 Checking Flow Start Check pin L23 at U2001 (C1131) Check if there is any major difference referring QSC 6075 is OK. See next page. to Figure 4.2.1.3. Is it similar? Replace U2001 Waveform Waveform Figure 4.2.1.3 LG Electronics Inc. 6 /168...
  • Page 67 PA_ON1 +2.6V_MSMP2 Checking Flow Waveform Checking Flow Waveform Start RF_IN fed up with CW signal Check pin9 at F1102 referring to RF Tx SAW is OK Figure 4.2.1.4 Is it similar? Replace F1102 Figure 4.2.1.4 LG Electronics Inc. 6 /168...
  • Page 68 PA_R1 GND3 VCC2 VCC1 GND2 VEN_CELL PA_ON0 GND1 VEN_PCS RFOUT_PCS RFIN_PCS G_SLUG R1103 C1107 PWR_DET_IN 200p Dual PA R1107 100k 4 B0 5 GND 6 B1 AWS PA FSA415 C1103 C1112 3.9p U1105 AWT6309R_DNI VBATT LG Electronics Inc. 6 /168...
  • Page 69 2.2V. Check pin3 at U1106 (PA_R1) Check PA_R1 line. whether it is lower than 0.5V. Replace U1106. Waveform Waveform RF_IN fed up with CW signal in low gain mode of PAM RF_OUT RF_IN Figure 4.2.1.5 LG Electronics Inc. 6 /168...
  • Page 70 LN510 4.2.1.6 Check Quadplexer Test Point Test Point Mobile Switch U1106 U1003 DCN Tx Out LG Electronics Inc. 69/168...
  • Page 71 1608 2.2u C1109 C1113 C1114 2.2u 1608 C1115 1608 2.2u C1116 C1118 100p C1120 C1119 C1122 100p C1121 R1105 100k C1125 L1107 L1106 1005 1005 L1105 1005 GND6 GND5 GND4 GND3 GND2 GND1 L1109 L1108 L1110 LG Electronics Inc. /168...
  • Page 72 LN510 Checking Flow Checking Flow Start Check pin3, 5 at U1003. Referring to Quintplexer is OK. Figure 4.2.1.6. Is it similar? Replace U1003. Waveform Waveform DCN Port ANT Port Figure 4.2.1.6 LG Electronics Inc. /168...
  • Page 73 100p C1003 C1015 100p U1001 Checking Flow Waveform Checking Flow Waveform RF IN Start Check pin1, 2 at U1001. Referring to Mobile S/W is Figure 4.2.1.7. Is it similar? Replace U1001. RF OUT Figure 4.2.1.7 LG Electronics Inc. 7 /168...

  • Page 74: Pcs Tx

    Click “ MAX POWER ON” Measure frequency domain waveform with Spectrum analyzer. 6. Check Measure time domain waveform with oscilloscope. Quadplexer 1. Check DC Power Supply circuit 7. Check Mobile Switch 2. Check VCTCXO Redownload S/W, Cal 3. Check QSC6075 73/168 LG Electronics Inc.
  • Page 75 VDD_RFTX_9 AB17 VDD_SPKR C2039 VREG_RFRX1 2.2u C2042 0.1u R2010 +2.1V_RFRX1 R2022 121k +/-1% -1.8V_NCP R2012 +2.85V_TCXO R2013 +2.8V_LCD R2014 +2.1V_RFTX R2015 +2.1V_RFRX2 R2016 +2.6V_MSMP2 R2017 +1.8V_MSME1 R2018 +2.1V_MSMA +2.25V_SMPS_RF R2019 +1.3V_MPLL +2.6V_BT +1.3V_MSMC C2056 4.7u 1608 LG Electronics Inc. /168...
  • Page 76 The Problem may be Logic part +2.6V_MSMP2 is OK? Refer to Logic troubleshoot Check R2014 The Problem may be Logic part +2.1V_RFTX is OK? Refer to Logic troubleshoot DC Power supply Circuit is OK. See next Page to check VCTXO circuit. LG Electronics Inc. 75/168...
  • Page 77 4.2.2.2 Checking VCTCXO circuit Internal Use Only Test Point Test Point TP1 : C1505 TP2 : R1501 Circuit Diagram Circuit Diagram R1501 +2.85V_TCXO U1501 C1501 C1503 ERF3003E 0.1u R1502 R1503 C1505 TCXO TRK_LO_ADJ C1504 C1502 LG Electronics Inc. 7 /168...
  • Page 78 Figure 4.2.1 (b)) Replace U1501 and then check C1505, R1501. VCTCXO circuit is OK. See next page Is it similar? to check control signal. Replace Main B/D Waveform Waveform Figure 4.2.1 (a) Figure 4.2.1 (b) LG Electronics Inc. 7 /168...
  • Page 79 <J-TAG> LNA_OUT_C_HB LNA_OUT_C_LB MIX_INP_C_LB MIX_INM_C_LB MIX_INP_C_HB MIX_INM_C_HB U2001 PWR_DET_IN QSC6075-T 5.1k +/-1% RBIAS_RX Place close to QSC 12k +/-1% RBIAS_TX RX_IN_C_HB RX_IN_C_HB RX_IN_C_LB RX_IN_C_LB RX_IN_GPS RX_IN_GPS TX_OUT_HB_A TX_OUT_HB_A TX_OUT_AWS_B TX_OUT_HB_B TX_OUT_LB_A TX_OUT_LB_A [I/O EXPANDER] TX_OUT_LB_B LG Electronics Inc. 7 /168...
  • Page 80 Checking Flow Start Check pin M23 at U2001 (C1130) Check if there is any major difference referring QSC 6075 is OK. See next page. to Figure 4.2.1.3. Is it similar? Replace U2001 Waveform Waveform Figure 4.2.1.3 LG Electronics Inc. 7 /168...
  • Page 81 DCN/PCS Tx RF SAW PA_ON1 +2.6V_MSMP2 Checking Flow Waveform Checking Flow Waveform Start RF_IN fed up with CW signal Check pin6 at F1102 referring to RF Tx SAW is OK Figure 4.2.1.4 Is it similar? Replace F1102 Figure 4.2.1.4 LG Electronics Inc. /168...
  • Page 82 GND4 VMOD PA_R1 GND3 VCC2 VCC1 PA_ON0 GND2 VEN_CELL GND1 VEN_PCS RFOUT_PCS RFIN_PCS G_SLUG R1103 C1107 PWR_DET_IN 200p Dual PA R1107 100k 4 B0 5 GND 6 B1 AWS PA FSA4157L6X_DNI C1103 C1112 3.9p U1105 AWT6309R_DNI LG Electronics Inc. /168...
  • Page 83 2.2V. Check pin3 at U1106 (PA_R1) Check PA_R1 line. whether it is lower than 0.5V. Replace U1106. Waveform Waveform RF_IN fed up with CW signal in low gain mode of PAM RF_OUT Figure 4.2.2.5 LG Electronics Inc. /168...
  • Page 84 LN510 4.2.2.6 Check Quadplexer Test Point Test Point Mobile Switch PCS Tx Out U1106 U1003 LG Electronics Inc. 83/168...
  • Page 85 1608 2.2u C1109 C1113 C1114 2.2u 1608 C1115 1608 2.2u C1116 C1118 100p C1120 C1119 C1122 100p C1121 R1105 100k C1125 L1107 L1106 1005 1005 L1105 1005 GND6 GND5 GND4 GND3 GND2 GND1 L1109 L1108 L1110 LG Electronics Inc. /168...
  • Page 86 LN510 Checking Flow Checking Flow Start Check pin4, 5 at U1003. Referring to Quintplexer is OK. Figure 4.2.2.6. Is it similar? Replace U1003. Waveform Waveform PCS Port ANT Port Figure 4.2.2.6 LG Electronics Inc. 8 /168...
  • Page 87 100p C1003 C1015 100p U1001 Checking Flow Waveform Checking Flow Waveform RF IN Start Check pin1, 2 at U1001. Referring to Mobile S/W is Figure 4.2.2.7. Is it similar? Replace U1001. RF OUT Figure 4.2.2.7 LG Electronics Inc. 8 /168...

  • Page 88: Logic Part Trouble

    Logic level at PS _ HOLD( R2033) and try again of U2001 High ? Does it work properly ? Does it work properly Replace the main board Re-download software and try again The Phone will power on LG Electronics Inc. 87/168...
  • Page 89 +2.1V_MSMA +2.25V_SMPS_RF R2019 +1.3V_MPLL R2020 +2.6V_BT +1.3_MSMC +1.3V_MSMC R2016 C2056 +1.8_MSME1 4.7u 1608 R2015 +2.6_MSMP R2017 +2.1_MSMA R2011 +2.85_TCXO <J-TAG> R2027 PS_HOLD CON2001 JTAG_STD_2COLUMN_10P RTCK RTCK TRST/ TRST +2.6V_MSMP2 RESIN/ RESIN R2033 PS_HOLD PS_HOLD R2034 LG Electronics Inc. 8 /168...
  • Page 90 LN510 Test point Test point R101 PWR_ON_SW/ R2020 +1.3_MSMC R2016 +1.8_MSME1 R2015 +2.6_MSMP R2017 +2.1_MSMA R2011 +2.85_TCXO R2027 PS_HOLD LG Electronics Inc. 89/168...
  • Page 91 Check the soldering of U2001 or Replace it Check the soldering of Q3001 Or Replace it The battery may have the problem. Is the battery charged ? Change the battery and try again. Charging will operate properly 90/168 LG Electronics Inc.
  • Page 92 +2.6V_MSMP2 R3015 BATT_THM_ADC +VBAT C3020 BAT_DET/ R3014 +1.8V_MSME1 100k Q3001 NUS5530MN +VCHAR ISNS_P CHG_CNT_N R3013 TP3005 2012 ISNS_M +VBAT BAT_FET_N TP3006 PIN3 OF F3000 TP3001 CHG_CNT_N VBAT TP3002 BAT_FET_N F3001 NFM18PC104R1C3 +VPWR INPUT OUTPUT GND1 GND2 LG Electronics Inc. /168...
  • Page 93 LN510 Test point Test point U3001 CON3002 PIN8 OF U3002 V_CHAR(C3001) PIN1 OF U3002 V_CHAR(C3002) PIN4 OF CON3002 VBAT (D3004) Q3000 F3000 PIN3 OF F3000 VBAT TP3001 CHG_CNT_N TP3002 BAT_FET_N LG Electronics Inc. /168...

  • Page 94: Lcd

    VBAT2 LED1 +2.6V_MSMP2 MLED2 R3032 R3031 LED2 MLED3 LED3 CP_RESET LED4 MLED4 RESETB I2C_SCL MLED5 LED5 I2C_SDA MLED6 U3005 LED6 BD6083GUL TP3007 LCD_CABC WPWMIN LEDGND SBIAS SSENS +2.6V_CAM_IOVDD LDO1O +2.8V_CAM_AVDD SGND LDO2O +1.5V_CAM_DVDD LDO3O LDO4O +2.6V_TOUCH LG Electronics Inc. /168...
  • Page 95 LN510 Test Point Test Point F5003 F5008 F5001 F5004 F5009 TEST POINT R2013 : +2.8V_LCD UN510 LG Electronics Inc. 94/168...
  • Page 96 LN510 LG Electronics Inc. 95/168...

  • Page 97: Camera

    LED4 MLED4 RESETB I2C_SCL LED5 MLED5 C3029 : I2C_SDA LED6 MLED6 U3005 BD6083GUL TP3007 +1.5V_CAM_AVDD LCD_CABC WPWMIN LEDGND SBIAS I/O Power SSENS +2.6V_CAM_IOVDD LDO1O Analog Power SGND +2.8V_CAM_AVDD LDO2O +1.5V_CAM_DVDD LDO3O Digital Power LDO4O +2.6V_TOUCH LG Electronics Inc. 9 /168...
  • Page 98 LG511C LN510 LG Electronics Inc. 97/168...

  • Page 99: Touch

    4.3.4.1 Touch Trouble Circuit Diagram Circuit Diagram TH_I2C_SDA TH_I2C_SCL U4004 Y-_BOTTOM TSC2007IYZGR A1 AUX X-_RIGHT A2 VDD_REF +2.6V_TOUCH A3 X+ X+_LEFT CON104 AXK7L10227G Y+_TOP X-_RIGHT X+_LEFT Y-_BOTTOM TP4001 Test Point Test Point +2.8V_TOUCH U200 TOUCH_I2C_SDA TOUCH_I2C_SCL LG Electronics Inc. 9 /168...
  • Page 100 Touch key will work properly Check the signal CON104 Replace TOUCH PANNEL X+,X-,Y+Y-, is there any pulse When you press touch ? Replace the BOARD Check the contact state of the FPCB connector Touch key will work properly LG Electronics Inc. 99/168...

  • Page 101: Audio

    INM+ 1608 L4004 SPK- 1608 INM- LSOUT- SPK- R4020 100k C4010 220n HPH_R R4035 0.1u C4011 C4022 220n U4002 HPH_L EAR_L R4036 LM49151 EAR_R BYPASS +2.6V_MSMP2 I2CVDD I2C_SDA I2C_SCL C4020 2.2u 1608 Test points Test points LG Electronics Inc. /168...
  • Page 102 Check the audio signal at Replace QSC C4010,C4011 C4010, C4011 Re-solder C4010, C4011 Check the audio signal at, Replace Check the Soldering L4003,L4004 U4002 of U4002 Re-solder U4002 Check the state Of contact of speaker Speaker will work properly 101/168 LG Electronics Inc.
  • Page 103 EAR10- R5010 GREEN_OUT R5009 RED_OUT ROW3 ROW2 ROW1 COL7 SLIDE_CLOSE/ MLED6 MLED4 MLED2 LCD_RS OUT4 LCD_CS/ OUT3 EBI2_OE/ OUT2 EBI2_WE/ OUT1 EVRC14S03Q030050R F5003 EBI2_D[15] OUT4 EBI2_D[13] OUT3 EBI2_D[11] OUT2 EBI2_D[9] OUT1 EVRC14S03Q030050R Test points Test points LG Electronics Inc. /168...
  • Page 104 LG511C LN510 Checking Flow Checking Flow START Check the Soldering of Check the audio signal at Replace QSC C5010,C5011 C5010,C5011 Re-solder C5010,C5011 Check the state Of contact of receiver Receiver will work properly 103/168 LG Electronics Inc.
  • Page 105 LN510 LG511C 4.3.5.3 MIC Trouble Circuit Diagram Circuit Diagram [MIC] M4001 SPM0410LR5H-QB MIC+ MIC_BIAS POWER Test points Test points LG Electronics Inc. /168...
  • Page 106 Checking Flow SETTING : After initialize 5515C, Test Cellular START Check the voltage level at Check the Soldering of Replace QSC R4034 is 1.2V~1.8V. R4034 Re-solder R4034 Replace the microphone(M4001) MIC will work properly MIC+ OUTPUT (C4027) LG Electronics Inc. 105/168...
  • Page 107 VCC2 8 NO2 +2.6V_MSMP2 VCC1 10 S1 EAR_SENSE GND2 EARPHONE_KEY/ GND1 CON4003 KJA-PH-0-0176 EAR_MIC EAR_L R4038 EAR_SENSE ASSIST +2.6V_MSMP2 R4028 200k EAR_R EARPHONE_KEY/ ERA_SENSE CAN_LN510_EARJACK NOT-PLUG 4 POLE HIGH HIGH 3 POLE HIGH 4P+KEY HIGH LG Electronics Inc. 10 /168...
  • Page 108 LG511C LN510 Test points Test points LG Electronics Inc. 107/168...
  • Page 109 Can you hear your Can you hear your Change the headset voice from the voice from the and try again. headset? headset? Can you hear your voice from the headset? The headset will work properly LG Electronics Inc. 108/168...
  • Page 110 Check the soldering of Pin 3,4 of CON4003 Change main board Headset detect problem Level of pin5 of CON4003 Check the Soldering of is Low state? R4028,R4038 Re-solder R4028,R4038 Check the soldering of U4008,U4010 Level of Download S/W EAR_SENSE LG Electronics Inc. 109/168...
  • Page 111 LN510 Headset Sending path problem Re-solder Level of Pin 1 of CON4003 R4028,R4038 is 1.65~2.1V? Download S/W Does it work? Change main board Does it work well? LG Electronics Inc. 110/168...

  • Page 112: Vibrator

    MOTOR_EN MOTOR+ LIN_PWM_FREQ C4033 TYPE MOTOR- TP4002 G_SLUG L4001 100n MOTOR+ 1608 1005 C4042 L4002 100n MOTOR- 1005 1608 C4043 [LIN MOTOR LDO 3.3V/300mA] U4009 RP101K332D +VPWR +3.3V_LIN_MOT VOUT MT_PWR_EN G_SLUG TP4004 Test point Test point LG Electronics Inc. /168...
  • Page 113 Checking Flow SETTING : “ON” at the motor test of “test mode” START Check the voltage level at Check the Soldering of Replace U4009 C4044 is 3.3V. C4044 Re-solder C4044 Replace U4007 Motor will work properly LG Electronics Inc. 112/168...

  • Page 114: Qwerty Key Trouble

    SW5041 SW5048 SW5027 F5006 ICVE10054E250R101FR ENTER SHIFT OUT1 SW5007 SW5014 SW5028 SW5035 SW5042 SW5049 SW5021 OUT2 OUT3 SMILE SOCIAL SPACE LEFT DOWN RIGHT OUT4 VOL_DOWN VOL_UP SIDE_CAM SW5050 SW5051 SPACE2 ENTER2 SIDE_COM Test point Test point LG Electronics Inc. /168...
  • Page 115 Checking Flow Checking Flow START Check a dust inside of Change qwerty domesheet qwerty domesheet Change qwerty keypad Resolder C1 pin of U5001 Visual inspection of U5001 (Any short items) Motor will work Replace U5001 properly LG Electronics Inc. 114/168...

  • Page 116: Bluetooth

    Check the BT_RESET/ at TP1603 Check the signal at TP1604,TP1605,TP1606,TP1607, Replace U2001 TP1608,TP1609,TP1610,TP1611 Check the RF signal at C1605 Replace U1601 Check the RF signal at C1602 Replace F1601 Check soldering ANT1601 Resolder ANT1601 BT will work properly LG Electronics Inc. 115/168...
  • Page 117 BCM2070 AUX_PCM_DIN PCM_OUT BT_LPO_OUT C1606 TP1604 AUX_PCM_CLK LPO_IN PCM_CLK TP1610 100p AUX_PCM_SYNC PCM_SYNC XOUT BT_MSM_DP_RXD UART_TXD BT_MSM_DP_TXD GPIO_0 UART_RXD BT_MSM_DP_CTS/ UART_RTS_N GPIO_1 BT_MSM_DP_RFR/ UART_CTS_N TCXO_OR_OUT_GPIO_5 TCXO_OR_IN_GPIO6 TP1611 GPIO_7 TP1609 BT_WAKEUP TP1607 HOST_WAKEUP TP1605 TP1602 TP1601 LG Electronics Inc. 11 /168...
  • Page 118 LN510 Test point Test point TP 3 X 1601 TP 2 TP 6 U 1601 TP 5 F 1601 TP 4 TP 1 TP 7 TP 2 LG Electronics Inc. 117/168...

  • Page 119: Chapter 5. Safety

    If so, use only a manufacture approves antenna. Otherwise, take your phone to a qualifies service center for repair. Use only the supplied or approved antenna. Non-approved antennas, modifications, or attachments, could impair call quality, damage the phone, and violate FCC regulations. LG Electronics Inc. 118/168...
  • Page 120 LG Electronics Inc. 119/168...
  • Page 121 Park, Quincy, MA 02269, Attn: Publication Sales Division. Rule of Thumb: Using common sense at all times when handling, installing or using the phone. Any questions should be directed to you nearest Service Center or authorized service technician or electrician. LG Electronics Inc. 120/168...

  • Page 122: Chapter 6. Glossary

    A-key. A secret, 64-bit pattern stored in the mobile station. It is used to generate update the mobile station’s Shared Secret Data. The A-key is used in the mobile station authentication process. LG Electronics Inc. 121/168...
  • Page 123 Neighbor Set, and Remaining Set. . See Code Division Multiple Access CDMA Channel. The set of channels transmitted between the base station within a given CDMA frequency assignment. See also Forward CDMA Channel and Reverse CDMA Channel. LG Electronics Inc. 122/168...
  • Page 124 Digital Color Code (DCC). A digital signal transmitted by a base station on a forward analog control channel that is used to detect capture of a base station by an interfering mobile station. Dim-and-Burst. A frame in which primary traffic is multiplexed with either secondary traffic or signaling traffic. LG Electronics Inc. 1 /168...
  • Page 125 Channels. The Forward CDMA Channel always carries a Pilot Channel and may carry up to one Sync Channel, up to seven Paging Channels, and up to 63 Traffic Channels, as long as the total number of channels, including the Pilot Channel, is no greater than 64. LG Electronics Inc. 124/168...
  • Page 126 Layer 2. Layer 2 provides for the correct transmission and reception of signaling messages, including partial duplicate detection. See also Layering and Layer 3. Layer 3. Layer 3 provides the control of the Cellular telephone systems. Signaling messages originate and terminate at layer 3. See also Layering and Layer 2. LG Electronics Inc. 125/168...
  • Page 127 Mobile Station Terminated Call. A call received by a mobile station (not to be confused with a disconnect or call release). Mobile Switching Center (MSC). A configuration of equipment that provides Cellular radiotelephone service. Also called the Mobile Telephone Switching Office (MTSO) LG Electronics Inc. 126/168...
  • Page 128 OLC. See Overload Class (CDMA) or Overload Control (analog). Optional Field. A field defined within a message structure that is optionally to the message recipient. Order. A type of message that contains control codes for either the mobile station or the base station. LG Electronics Inc. 127/168...
  • Page 129 CDMA Channel and the Reserve CDMA Channel. Different base station are identified by different pilot PN sequence offsets. Pilot PN Sequence Offset Index. The PN offset in units of 64 PN chips of a pilot, relative to the zero offset pilot PN sequence. LG Electronics Inc. 128/168...
  • Page 130 Active Set, Candidate Set, and Neighbor Set. See also Active Set, Candidate Set, and Neighbor Set. Request. A layer 3 message generated by either the mobile station or the base station to retrieve information, ask for service, or command an action. LG Electronics Inc. 129/168...
  • Page 131 Slot Cycle. A periodic interval at which a mobile station operating in the slotted monitors the Paging Channel. Slotted Mode. An operation mode of the mobile station in which the mobile station monitors only selected slots on the Paging Channel when in the Mobile Station Idle State. LG Electronics Inc. 130/168...
  • Page 132 The counter is incremented an average of once per 80 ms period. Time Reference. A reference established by the mobile station that is synchronous with the earliest arriving multipath component used for demodulation. LG Electronics Inc. 131/168...
  • Page 133 Walsh Function. One of 2N time orthogonal binary functions (note that the functions are orthogonal after mapping ‘0’ to 1 and ‘1’ to –1). Zone-Based Registration. An autonomous registration method in which the mobile station registers whenever it enters a zone that is not in the mobile station’s zone list. . Microsecond LG Electronics Inc. 132/168...

  • Page 134: Appendix

    LN510 Appendix Appendix LG Electronics Inc. 133/168...

  • Page 135: Block Diagram

    LG511C Appendix 1. Block Diagram Appendix 1. Block Diagram LG Electronics Inc. 1 /168...

  • Page 136: Circuit Diagram

    LN510 Appendix 2. Circuit diagram Appendix 2. Circuit diagram LG Electronics Inc. 135/168...
  • Page 137 F1402 SSP-T7-F_12_5PF_20PPM L1404 OUT1 C1410 XM0860SR-DL0801 SAFEB2G14FB0F00_DNI U1402 BT_LPO_OUT OUTY 1 IN L1407 1005 CDMA Out1 Out2 1005 1005 R1612 0 R1615 OUT2 C1620 1005 750k C1416 CDMA_MODE CDMA Port1 - 3 Port1 - 2 LG Electronics Inc. 13 /168...
  • Page 138 ACC_ADC R2017 +1.8V_MSME1 OUT3 OUT5 CAM_PWDN/ QKEY_RESET/ RED_OUT R2018 +2.1V_MSMA MK_BK_EN OUT6 TFLASH_LDO_EN BATT_THM_ADC +2.25V_SMPS_RF SK_BK_EN OUT1 OUT7 TP2006 R2019 GREEN_OUT +1.3V_MPLL GP_EXP_EN EN/SET +2.6V_BT +1.3V_MSMC C2056 4.7u 1608 R2024 PS_HOLD +USB_POWER RESIN/ +VCHAR PWR_ON_SW/ 13 /168 LG Electronics Inc.
  • Page 139 TP3005 2012 R3001 ISNS_M 200k +VBAT +/-1% U3002 +2.6V_MSMP2 BAT_FET_N MAX14528 USB_D+ TP3006 ACC_ADC OUT1 USB_D- +VCHAR OUT2 C3020 F3001 NFM18PC104R1C3 OVLO BAT_DET/ C3003 +VPWR R3014 INPUT OUTPUT +1.8V_MSME1 GND1 GND2 100k Place Closed OVP 13 /168 LG Electronics Inc.
  • Page 140 4 POLE HIGH HIGH U4002 HPH_L EAR_L TFLASH_CLK LM49151 R4036 3 POLE HIGH BYPASS EAR_R TFLASH_DATA[0] 4P+KEY HIGH TFLASH_DATA[1] +2.6V_MSMP2 I2CVDD TFLASH_DET/ DETECT_SW I2C_SDA I2C_SCL COMMON C4020 2.2u 1608 [MIC] M4001 SPM0410LR5H-QB MIC+ MIC_BIAS POWER 13 168 LG Electronics Inc.
  • Page 141 F5003 EVRC14S03Q030050R F5008 EBI2_D[15] OUT4 EBI2_D[13] OUT3 EBI2_D[11] OUT2 EBI2_D[9] OUT1 OUT4 EBI2_D[6] OUT3 EBI2_D[4] OUT2 EBI2_D[2] EVRC14S03Q030050R F5001 EBI2_D[0] OUT1 EVRC14S03Q030050R F5009 EBI2_D[7] OUT4 EBI2_D[5] OUT3 EBI2_D[3] OUT2 LCD_CABC EBI2_D[1] OUT1 EVRC14S03Q030050R F5004 LCD_VSYNC R50008 /168 LG Electronics Inc.
  • Page 142 MLED6 +VLED [SUB KEY BACKLIGHT] [SUB KEY] +VPWR COL7 SW100 SW101 SW102 [HALL IC] HOME U100 BU52031NVX +1.8V_MSME1 SLIDE_CLOSE/ C113 0.1u Q100 [POWER KEY] 2PC4617R R102 SUB_BK_EN - POWER KEY : MOVED TO MAIN SIDE PART /168 LG Electronics Inc.
  • Page 143 EBI2_WE/ LCD_MAKER_ID EBI2_D[15] EBI2_D[14] +1.8V_LCD_IOVCC +2.8V_LCD EBI2_D[13] EBI2_D[12] MLED1 EBI2_D[10] MLED2 EBI2_D[11] MLED3 MLED4 MLED5 EBI2_D[9] EBI2_D[8] MLED6 SLIDE_CLOSE/ EBI2_D[7] EBI2_D[6] +VLED COL7 EBI2_D[5] EBI2_D[4] ROW1 EBI2_D[3] EBI2_D[2] ROW2 SUB_BK_EN EBI2_D[1] EBI2_D[0] ROW3 CABC +VPWR LCD_VSYNC LG Electronics Inc. /168...

  • Page 144: Bga Pin Map

    LN510 Appendix 3. BGA Pin Map Appendix 3. BGA Pin Map LG Electronics Inc. 143/168...
  • Page 145 LN510 3-1. U1601 [BCM2070_BT] 3-1. U1601 [BCM2070_BT] Not Used LG Electronics Inc. 144/168...
  • Page 146 LN510 3-2. U2001 [QSC6075T] 3-2. U2001 [QSC6075T] LG Electronics Inc. 145/168...
  • Page 147 LN510 3-3. U3001 [H8BCS0SI0BAR-46M_MEMORY] 3-3. U3001 [H8BCS0SI0BAR-46M_MEMORY] LG Electronics Inc. 146/168...
  • Page 148 LN510 3-4. U4004 [TSC2007IYZGR_TOUCH IC] 3-4. U4004 [TSC2007IYZGR_TOUCH IC] All Pin Used LG Electronics Inc. 147/168...
  • Page 149 LN510 3-5. U4002 [LM49151_AUDIO AMP] 3-5. U4002 [LM49151_AUDIO AMP] LG Electronics Inc. 148/168...
  • Page 150 LN510 3-6. U5001 [BU1851GUW _ Qwerty IC] 3-6. U5001 [BU1851GUW _ Qwerty IC] Not Used LG Electronics Inc. 149/168...

  • Page 151: Component Layout

    LN510 Appendix 4. Component Layout Appendix 4. Component Layout LG Electronics Inc. 150/168...
  • Page 152 LN510 4-1. Main PCB Component Layout 4-1. Main PCB Component Layout LG Electronics Inc. 151/168...
  • Page 153 MOTOR Can't Operate SD CARD SM100 SD card SCHA5B0201 Can't operate Motor X-TAL SSP-T7-F_12_5PF_20PPM 32.768kHz X-Tal NX3225SA 26 MHz Can't operate BT BCM2070 E-MIC Micro USB Can't operate Mic SPM0410LR GU073-5P-SD-E1500 5H-QB Can't operate Charging, USB LG Electronics Inc. /168...
  • Page 154 LN510 4-2. KEY PCB Component Layout 4-2. KEY PCB Component Layout LG Electronics Inc. /168...
  • Page 155 LN510 4-2. KEY PCB Component Layout 4-2. KEY PCB Component Layout LG Electronics Inc. /168...
  • Page 156 LN510 4-3. F- PCB Component Layout 4-3. F- PCB Component Layout R100 R102 CON102 LG Electronics Inc. 15 /168...
  • Page 157 LN510 4-3. F- PCB Component Layout 4-3. F- PCB Component Layout CON104 LG Electronics Inc. 15 /168...

  • Page 158: Assembly And Disassembly Diagram

    Tape (Upper_2) MTAZ0259001 Tape (Upper_1) MTAZ0258801 MTAZ0258701 Tape (Touch_FPCB) Filter (Indicotor_Upper) MFBZ0005701 Pad (Receiver) Pad (Receiver) MPBZ0249401 Pad, LCD MPBG0101901 Deco (Receiver) MDAY0046701 Deco (Slide_Upper) MDAY0046501 Cover, Upper(Slide) MCJX0004301 Window, LCD(Touch) MCJX0004301 Tape, Protection(Slide) MTAB0379501 Description LG Electronics Inc. 15 /168...

  • Page 159: Assy Exploded View

    SAFY0288510 Keypad Assy, Main AKAC0004901 Cover Assy, Front ACGK0148101 Cover Assy, Lower(Slide) ACGU0002401 PCB ASSY, FLEXIBLE SACY0084508 PCB ASSY, SUB SAJY0036903 LCD Module SVLM0036201 Keypad Assy, Sub AKAD0001701 Cover Assy, Upper(Slide) ACGT0002201 Description Part Number LG Electronics Inc. 15 /168...

  • Page 160: Serviceable Part

    MPBZ02 MPBZ04 ACGT00 MWAC01 ACGU00 MTAB02 MTAB01 MTAB00 MTAZ00 MPBZ00 MPBZ01 GMZZ00 SAJY00 MIDZ00 AKAD00 ADCA00 GMEY00 SUSY00 MBFZ00 GK01 SPKY02 SVCY00 SBPP00 ACGA00 SBPP00 ACGM01 AKAC00 GMEY01 SAFY00 SPKY00 SJMY00 SJMY00 SPKY01 ACKA00 SUMY00 Description Description LG Electronics Inc.

  • Page 161: Part List

    LG511C LN510 Appendix 6. Part List Appendix 6. Part List LG Electronics Inc.
  • Page 162 EA 10nF 10% 16V X7R -55TO+125C 1005 R/TP C5036 Capacitor,Ceramic,Chip ECCH0000155 EA 10nF 10% 16V X7R -55TO+125C 1005 R/TP C5039 Capacitor,Ceramic,Chip ECCH0000155 EA 10nF 10% 16V X7R -55TO+125C 1005 R/TP C5041 Capacitor,Ceramic,Chip ECCH0000155 EA 10nF 10% 16V X7R -55TO+125C 1005 R/TP LG Electronics Inc.
  • Page 163 C 608 C1608 Capacitor,Ceramic,Chip ECCH0005603 CC 000 603 EA 2.2uF 10% 16V X5R -55TO+85C 1608 R/TP C1611 Capacitor,Ceramic,Chip ECCH0005603 EA 2.2uF 10% 16V X5R -55TO+85C 1608 R/TP C3011 Capacitor,Ceramic,Chip ECCH0005603 EA 2.2uF 10% 16V X5R -55TO+85C 1608 R/TP LG Electronics Inc.
  • Page 164 EA 33pF 5% 50V NP0 -55TO+125C 1005 R/TP C5003 Capacitor,Ceramic,Chip ECZH0000830 EA 33pF 5% 50V NP0 -55TO+125C 1005 R/TP C5004 Capacitor,Ceramic,Chip ECZH0000830 EA 33pF 5% 50V NP0 -55TO+125C 1005 R/TP C5006 Capacitor,Ceramic,Chip ECZH0000830 EA 33pF 5% 50V NP0 -55TO+125C 1005 R/TP LG Electronics Inc.
  • Page 165 EA 100nF 10% 10V X7R 55TO 125C 1005 R/TP C2035 Capacitor,Ceramic,Chip ECZH0003103 EA 100nF 10% 10V X7R -55TO+125C 1005 R/TP C2036 Capacitor,Ceramic,Chip ECZH0003103 EA 100nF 10% 10V X7R -55TO+125C 1005 R/TP C2038 Capacitor,Ceramic,Chip ECZH0003103 EA 100nF 10% 10V X7R -55TO+125C 1005 R/TP LG Electronics Inc.
  • Page 166 L2001 Inductor Wire Wound chip Inductor,Wire Wound,chip ELCP0008014 ELCP0008014 EA 4 7 uH N 2 0X1 2X1 0 R/TP EA 4.7 uH,N,2.0X1.2X1.0,R/TP L2002 Inductor,Wire Wound,chip ELCP0008014 EA 4.7 uH,N,2.0X1.2X1.0,R/TP CON5006 Connector,BtoB ENBY0036801 EA 60P 0.40MM STRAIGHT SOCKET LG Electronics Inc.
  • Page 167 EA 100KOHM 5% 1/16W 1005 R/TP EA 100KOHM 5% 1/16W 1005 R/TP R2045 Resistor,Chip ERHZ0000406 EA 100KOHM 5% 1/16W 1005 R/TP R2046 Resistor,Chip ERHZ0000406 EA 100KOHM 5% 1/16W 1005 R/TP R2047 Resistor,Chip ERHZ0000406 EA 100KOHM 5% 1/16W 1005 R/TP LG Electronics Inc.
  • Page 168 EA 6,R/TP,ALM-1106 GPS LNA U1501 Oscillator,VCTCXO EXSK0004802 EA 19.2mHZ 1.5PPM 2.8V 32.0x25.0x12.0MM U1603 Crystal EXXY0016002 EA 32.768mHZ 20PPM 12.5pF X1601 Crystal EXXY0018404 EA 6MHZ 10PPM 8PF 32*25 U2002 Crystal EXXY0018701 EA 32.768KHZ 20PPM 12.5PF 32*15 Bracket MBFZ0038601 LG Electronics Inc.
  • Page 169 EA 100OHM 1% 1/16W 1005 R/TP EA 100OHM 1% 1/16W 1005 R/TP R3022 Resistor,Chip ERHZ0000201 EA 100OHM 1% 1/16W 1005 R/TP R3026 Resistor,Chip ERHZ0000201 EA 100OHM 1% 1/16W 1005 R/TP SPFY00 PCB,Main SPFY0237401 EA FR-4 Build-Up BUILD-UP 8 0.8 LG Electronics Inc.
  • Page 170 LN510 6-2.KEY PCB Part List 6-2.KEY PCB Part List Ref No Description Part No Unit Specification LG Electronics Inc.
  • Page 171 CON102 CONNECTOR,BOARD ENBY0040401 50 PIN,0.4 mm,ETC , ,H=1.0, Plug TO BOARD CON104 CONNECTOR,BOARD ENBY0018601 10 PIN,.4 mm,STRAIGHT , ,H=0.9, TO BOARD SOCKET LED101 DIODE,LED,7-SEG EDLS0001101 RED/YELLOW-GREEN ,2 DIGIT,R/TP , R100 VARISTOR SEVY0003601 5.6 V, ,SMD ,100pF, 1005 LG Electronics Inc.

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