LG VX10000 Voyager Service Manual Download Page 103

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VX10000

LGE Internal Use Only

SETTING : “Melody on” at sounds of test menu.

Voltage at C4003

Is about 3.4~4.2V

START

Check the audio signal at

C4006, C4007

Check the audio signal at

C4017,4018

Check the Soldering of

C4017,4018

Check the state

Of contact of speaker

Speaker will work properly

Yes

Replace C4003

Replace U4002

Re-solder U4002

Check the Soldering of

C4006, C4007

Yes

Replace MSM

Re-solder C4006, C4007

Replace Speaker

Checking Flow

Z3X-BOX.COM

Summary of Contents for VX10000 Voyager

Page 1: ...included 0 28W 400mA 4 2V AWT6321R PCS 0 28W 400mA 4 2V AWT6321R CELLULAR Power Current Voltage Part Name MODE 6 Functions of Major Semi Conductors Converts baseband signal to Tx RF signal RFT6150 Converts Rx RF signal to baseband signal RFR6500 Flash Memory 2Gbit SDRAM 1Gbit Storing of terminal operation program Memory MCP TYA000BC10H0GG Terminal operation control and digital signal processing MS...

Page 2: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes CDMA Mobile Subscriber Unit VX10000 SERVICE MANUAL SERVICE MANUAL DUAL BAND CDMA PCS Cellular GPS Media FLO CDMA MOBILE PHONE Z 3 X B O X C O M ...

Page 3: ...on 14 CHPATER 2 NAM Input Method 16 1 NAM Program Method and Telephone Number Inputting Method 16 CHAPTER 3 Circuit Description 26 1 RF Transmit Receive Part 26 2 Digital Voice Processing Part 32 CHAPTER 4 Trouble Shooting 36 1 RX Part Trouble Shooting 36 1 1 DCN RX 36 1 2 PCS RX 48 2 TX Part Trouble Shooting 60 2 1 DCN TX 60 2 2 PCS TX 74 3 Logic Part Trouble Shooting 88 3 1 Power 88 3 2 LCD 92 3...

Page 4: ...ssed and to use one frequency channel by multiple users in the same specific area resulting that it increases the capacity 10 times more compared with that in the analog mode currently used Soft Softer Handoff Hard Handoff and Dynamic RF power Control technologies are combined into this phone to reduce the call being interrupted in a middle of talking over the phone Cellular and PCS CDMA network c...

Page 5: ...al Cellular systems is a multi access technology under the interference limited environment It can process more number of subscribers compared to other systems TDMA system has the processing capacity three times greater than the existing FDMA system whereas CDMA system about 12 15 times of that of the existing system CDMA system can be explained as follows TDMA or CDMA can be used to enable each p...

Page 6: ...al to interference through the use of transmit power control on all the mobile stations the system capacity can be maximized If the signal power of mobile station is received too strong the performance of that mobile station is improved However because of this the interference on other mobile stations using the same channel is increased and accordingly the call quality of other subscribers is redu...

Page 7: ...his will reduce the interference on other CDMA signals and as a result improve system performance capacity increased by about two times 2 4 Protecting Call Confidentiality Voice privercy is provided in the CDMA system by means of the private long code mask used for PN spreading Voice privacy can ve applied on the traffic channels only All calls are initiated using the public long code mask for PN ...

Page 8: ...d by the entire system is increased by three times 2 7 Soft Capacity The subscriber capacity of the CDMA system is flexible depending on the relation between the number of users and service classes For example the system operator can increase the number of channels available for use during the busy hour despite the drop in call quality This type of function requires 40 of normal call channels in t...

Page 9: ...btain processing gain by not increasing the ratio The carrier wave of pilot channel from the cell site most adjacently located is demodulated in order to obtain the sequence of encoded data symbols During the operation with one cell site the searcher searches out multi paths in accordance with terrain and building reflections On three data receivers the most powerful 3 paths are allocated for the ...

Page 10: ...5 dBm 120 180 mA 1 mA PCS 700 mA 24 5 dBm 110 180mA 1 mA CELLULAR MAX POWER IDLE SLEEP 4 1 5 Operating Temperature 0 C 60 C 4 1 6 Frequency Stability 1 CDMA 0 5PPM 2 PCS 0 1PPM 4 1 7 Antenna FIXED Type PIFA 50 Ohm 4 1 8 Size and Weight 1 Size 118 H 54 W 18 5 D mm 2 Weight 134 g Approximately with standard battery 4 1 9 Channel Spacing 1 CELLULAR 1 25MHz 2 PCS 1 25 MHz 4 1 10 Battery Type Capacity ...

Page 11: ... 12dB or more GPS 148 5dBm without SA mode Media FLO 97dBm 4 2 4 Selectivity CELLULAR 3dB C N Degration With Fch 1 25 kHz 30dBm PCS 3dB C N Degration With Fch 1 25 kHz 30dBm 4 2 5 Spurious Wave Suppression Maximum of 80dB 4 2 6 CDMA Input Signal Range Dynamic area of more than 104 25 dB 79dB at the 1 23MHz band 4 3 Transmit Specification 4 3 1 Frequency Range CELLULAR 824 820MHz 848 190MHz PCS 185...

Page 12: ...tion Transmitter Frequency 4 4 1 CELLULAR mode 837 120 838 350 839 580 840 810 842 040 843 270 844 500 845 910 847 140 848 370 404 445 486 527 568 609 650 697 738 779 824 640 825 870 827 100 828 330 829 560 830 790 832 020 833 250 834 480 835 890 1011 29 70 111 152 193 234 275 316 363 Center Freq MHz Ch Center Freq MHz Ch 4 4 2 PCS mode 1898 75 975 1878 75 575 1858 75 175 1897 50 950 1877 50 550 1...

Page 13: ...2 120 883 350 884 580 885 810 887 040 888 270 889 500 890 910 892 140 893 370 404 445 486 527 568 609 650 697 738 779 869 640 870 870 872 100 873 330 874 560 875 790 877 020 878 250 879 480 880 890 1011 29 70 111 152 193 234 275 316 363 Center Freq MHz Ch Center Freq MHz Ch 4 5 2 PCS mode 1981 25 1025 1961 25 625 1941 25 225 1980 00 1000 1960 00 600 1940 00 200 1978 75 975 1958 75 575 1938 75 175 ...

Page 14: ...5 1948 75 375 1987 50 1150 1967 50 750 1947 50 350 1986 25 1125 1966 25 725 1946 25 325 1985 00 1100 1965 00 700 1945 00 300 1983 75 1075 1963 75 675 1943 75 275 1982 50 1050 1962 50 650 1942 50 250 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 Z 3 X B O X C O M ...

Page 15: ...ot facing each other and keep microphone a generous distance from the speaker 5 3 2 Cradle Installation Choose an appropriate flat surface where the unit will not interface with driver s movement or passenger s comfort The driver user should be able to access the phone with ease Using the four self tapping screws provided mount the supplied bracket on the selected area Then with the four machine s...

Page 16: ... black wire to the car ground Connect the green wire to the car ignition sensor terminal In order to operate HFK please make sure to connect green wire to ignition sensor terminal 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 ...

Page 17: ... Method Inputting of telephone numbers included 1 NAM Programming Method 1 Press 776472610000 SEND and then press 000000 2 Press 1 key for entering Service Prg Usually pressing soft key will save the change To exit service program press END key 3 MEID ESN You can see the MEID ESN number Press softkey OK Message key to edit more NAM1 items Press softkey Exit Contacts to exit Service Programming Z 3...

Page 18: ...edit more NAM1 items Press softkey Exit Contacts to edit previous NAM1 items 5 NAM1 Phone Number MIN You can edit the NAM1 Phone Number MIN Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 6 NAM1 Home SID You can edit the NAM1 Home SID Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 i...

Page 19: ...1 items Press softkey Back Contacts to edit previous NAM1 items 8 More NAM1 Programming You can decide to edit more NAM1 Name Press softkey OK Message key to exit Service Programming Press softkey More Contacts to edit more advanced NAM1 items 9 Service Code You can edit Service Code Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items Z 3 X ...

Page 20: ...to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 11 NAM1 NMSID You can edit NAM1 NMSID Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 12 NAM1 True IMSI MCC You can edit NAM1 True IMSI MCC Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items Z 3 X B O ...

Page 21: ...edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 14 NAM1 PRL Enabled You can see NAM1 PRL Enabled Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 15 CDMA Home SID NID You can edit NAM1 Home SID NID pair Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items...

Page 22: ...AM1 items Press softkey Back Contacts to edit previous NAM1 items 17 NAM1 CDMA Sec CH A You can edit NAM1 CDMA Secondary Channel A Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 18 NAM1 CDMA Pri CH B You can edit NAM1 CDMA Primary Channel B Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous...

Page 23: ...s softkey Back Contacts to edit previous NAM1 items 20 Lockout SID NID You can edit Lockout SID NID pair Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items 21 NAM1 Home Sys Reg You can edit NAM1 Home System Registration Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items Press Left Ri...

Page 24: ... previous NAM1 items Press Left Right Up Down key to toggle Yes No 23 NAM1 Forn NID Reg You can edit NAM1 Foreign NID Registration Press softkey OK Message key to edit more NAM1 items Press softkey Back Contacts to edit previous NAM1 items Press Left Right Up Down key to toggle Yes No 24 NAM1 ACC Ovld Class You can view the NAM1 Access Overload Class Press softkey OK Message key to edit more NAM1 ...

Page 25: ...etting Press softkey Edit Contacts to edit NAM2 related items You can edit NAM2 items such as NAM1 items 26 Phone Model You can see the Phone Model Number Press softkey OK Message key to edit more items Press softkey Back Contacts to edit previous items 27 Slot Cycle Index You can edit Slot Cycle Index Press softkey OK Message key to save Slot Cycle Index Press softkey Back Contacts to edit previo...

Page 27: ...500 the RF signal is changed into baseband signal directly Then this signal is changed into digital signal by the analog to digital converter ADC A D Converter and the digital circuit part of the MSM Mobile Station Modem 6550 processes the data from ADC The digital processing part is a demodulator In the case of transmission RFT6150 receives OQPSK modulated analog signal from the MSM6550 The RFT61...

Page 28: ... P_L_IN P_L_OUT D_L_OUT P_IN D_IN G_IN G_L_IN G_L_OUT Dual RX SAW filter GPS LNA Module ALM1412 GPS Mobile DCN Duplexer PCS Duplexer CDMA Mobile CDMA ANT GPS ANT High Efficiency HDET DCN Coupler PCS Coupler PCS SAW Filter DCN SAW Filter Power USB TCVR LDO X 12 PA DC DC X 1 Li Ion Linear Charger DC DC X 2 32khz Sleep Crystal RESET Thermal Shutdown ON OFF Control I2C I F Backup Battery Charger TCXO ...

Page 29: ...nals in the full duplex system for using the common antenna The TX part BPF is used to suppress noises and spurious out of the TX frequency band The RX BPF is used to receive only RX signal coming from the antenna which is usually called preselector It s main function is to limit the bandwidth of spectrum reaching the LNA and mixer attenuate receiver spurious response and suppress local oscillator...

Page 30: ...gure dB 15 14 3 3 20 19 Gain PCS Cellular PCS Cellular PCS Cellular Units High gain Middle gain Low gain Parameter 1 2 4 GPS LNA U1004 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 VX10000 GPS LNA is described belo...

Page 31: ...put IP3 dB 12 7 9 27 25 Noise Figure PCS Cellular PCS Cellular Units High gain Low gain Parameter 1 3 Description of Transmit Part Circuit 1 3 1 RFT6150 U1012 The RFT6150 Base band to RF Transmit Processor performs all TX signal processing functions required between digital Base band and the Power Amplifier Modulator PAM The Base band quadrate signals are up converted to the Cellular or PCS freque...

Page 32: ...ace circuit are integrated onto one IC after going through the AlGaAs GaAs HBT heterojunction bipolar transistor process The module of power amplifier is made up of an output end interface circuit including this MMIC The maximum power that can be inputted through the input terminal is 10dBm and conversion gain is about 26 5dB RF transmit signals that have been amplified through the power amplifier...

Page 33: ...eives and sends out voice and data with external sources 2 2 2 Voice Processing Part The voice processing part is made up of an audio codec used to convert MIC signals into digital voice signals and digital voice signals into analog voice signals amplifying part for amplifying the voice signals and sending them to the ear piece amplifying part that amplifies ringer signals coming out from MSM6550 ...

Page 34: ...Digital FM operating in both the cellular and PCS spectrums The subsystems within the MSM6550 include a CDMA processor a DFM processor a multi standard Vocoder an integrated CODEC with earpiece and microphone amplifiers general purpose ADC for subsystem monitoring an ARM926EJ S microprocessor and Universal Serial Bus USB supporting forward and reverse link data communications of 307 2 Kbps simulta...

Page 35: ...lexer D_L_IN P_L_IN P_L_OUT D_L_OUT P_IN D_IN G_IN G_L_IN G_L_OUT Dual RX SAW filter GPS LNA Module ALM1412 GPS Mobile DCN Duplexer PCS Duplexer CDMA Mobile CDMA ANT GPS ANT High Efficiency HDET DCN Coupler PCS Coupler PCS SAW Filter DCN SAW Filter Power USB TCVR LDO X 12 PA DC DC X 1 Li Ion Linear Charger DC DC X 2 32khz Sleep Crystal RESET Thermal Shutdown ON OFF Control I2C I F Backup Battery C...

Page 36: ...in PMIC is operated by the control signal IDLE from MSM6550 The TCXO part LDO5 in PMIC is operated by the control signal TCXO_EN from MSM6550 2 3 6 Logic Part The logic part consists of internal CPU of MSM RAM MCP The MSM6550 receives TCXO 19 2MHz from the U1010 and controls the phone in CDMA modes The major components are as follows CPU The ARM926EJ S microprocessor includes a 3 stage pipelined R...

Page 37: ...1 1 DCN Rx Test Point Test Point Mobile S W Diplexer DCN_Duplexer RFR6500 VCTCXO Check flow Check flow 1 Check DC Power Supply circuit 2 Check VCTCXO Rx TEST SETUP Joyphone Test Channel 384 Test Band US Cellular SID 2004 Sector Power 30 dBm Spectrum Analyzer Setting Oscilloscope Setting Start 3 Check Control signal Redownload S W Cal NO 4 Check RF Signal path 5 Check Rx I Q data Z 3 X B O X C O M ...

Page 38: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 1 1 Checking DC Power supply circuit PMIC R5014 R5013 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 Z 3 X B O X C O M ...

Page 39: ...rposes Checking Flow Checking Flow Check R5014 TP2 2 85 V_RX is OK Check R5013 TP1 2 6V_MSMP3 is OK YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES Z 3 X B O X C O M ...

Page 40: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 1 2 Checking VCTCXO circuit U1010 pin3 U1010 pin4 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 TP1 Z 3 X B O X C O M ...

Page 41: ...s it 19 2MHz Refer to figure 1 1 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Is it 2 8V Refer to figure1 1 b Replace U1010 and then check R1029 R1021 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U1010 pin3 TP1 Check U1010 pin4 TP2 Z 3 X B O X C O ...

Page 42: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 1 3 Checking Control signal Test Point Test Point Circuit Diagram Circuit Diagram U1011 pin49 SBST0 pin50 SBDT0 pin51 SBCK0 Z 3 X B O X C O M ...

Page 43: ...igure 1 1 d Check pin49 50 51 at U1011 Check if there is any major difference referring To Figure 1 1 c d Start Control signal is Ok See next page to check RF signal path YES NO Redownload S W NO Check pin49 50 51 at U1011 Check if there is any major difference referring To Figure 1 1 c d Control signal is Ok See next page to check RF signal path YES Replace Main B D Z 3 X B O X C O M ...

Page 44: ...for training and service purposes 1 1 4 Checking RF signal path Mobile S W Diplexer Duplexer U1001 Pin2 F1001 Pin6 DP1001 Pin3 Test Point Test Point Circuit Diagram Circuit Diagram PCS Tx DCN Tx PCS Rx DCN Rx TP1 TP2 TP3 L1004 C1006 C1020 L1014 L1038 L1026 L1027 C1051 RFR6500 Z 3 X B O X C O M ...

Page 45: ...ge to Rx I Q data signal NO Is any signal detected at that point Check C1006 L1004 NO Check pin6 TP2 at F1001 Check if there is any major difference referring To Figure 1 1 f Is any signal detected at that point YES Replace F1001 NO YES Is any signal detected at that point Check C1020 L1038 L1014 NO Check pin3 TP3 at DP1001 Check if there is any major difference referring To Figure 1 1 g Is any si...

Page 46: ...10000 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform 1 1 e 1 1 f 1 1 g U1001 pin2 F1001 pin6 DP1001 pin3 Z 3 X B O X C O M ...

Page 47: ...ight 2007 LG Electronics Inc All right reserved Only for training and service purposes Test Point Test Point Circuit Diagram Circuit Diagram 1 1 5 Checking Rx I Q data U1011 Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Z 3 X B O X C O M ...

Page 48: ..._Q M RX_Q_ N Waveform Waveform Check pin7 8 9 10 at U1011 Check if there is any major difference referring To Figure1 1 h i Start Replace U 1011 YES NO Redownload S W and then recalibrate the Main B D NO Check pin7 8 9 10 at U1011 Check if there is any major difference referring To Figure1 1 h i Replace Main B D YES All DCN Rx check is completed If the phone still do not work change Main B D Z 3 X...

Page 49: ...cking Flow Checking Flow 1 Check DC Power Supply circuit 2 Check VCTCXO Rx TEST SETUP Joyphone Test Channel 675 Test Band US PCS SID 4182 Sector Power 30 dBm Spectrum Analyzer Setting Oscilloscope Setting Start 3 Check Control signal Redownload S W Cal NO 4 Check RF Signal path 5 Check Rx I Q data Mobile S W Diplexer PCS_Duplexer RFR6500 VCTCXO Z 3 X B O X C O M ...

Page 50: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 2 1 Checking DC Power supply circuit PMIC R5014 R5013 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 Z 3 X B O X C O M ...

Page 51: ...poses Checking Flow Checking Flow Check R5014 TP1 2 85 V_ RX is OK Check R5013 TP2 2 6V_MSMP3 is OK YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot NO NO YES Z 3 X B O X C O M ...

Page 52: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 2 2 Checking VCTCXO circuit U1010 pin3 U1010 pin4 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 TP1 Z 3 X B O X C O M ...

Page 53: ... it 19 2MHz Refer to figure 1 2 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Is it 2 8V Refer to figure 1 2 b Replace U1010 and then check R1029 R1021 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U1010 pin3 TP1 Check U1010 pin4 TP2 Z 3 X B O X C O ...

Page 54: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 1 2 3 Checking Control signal Test Point Test Point Circuit Diagram Circuit Diagram U1011 pin49 SBST0 pin50 SBDT0 pin51 SBCK0 Z 3 X B O X C O M ...

Page 55: ...igure 1 2 d Check pin49 50 51 at U1011 Check if there is any major difference referring To Figure 1 2 c d Start Control signal is Ok See next page to check RF signal path YES NO Redownload S W NO Check pin49 50 51 at U1011 Check if there is any major difference referring To Figure 1 2 c d Control signal is Ok See next page to check RF signal path YES Replace Main B D Z 3 X B O X C O M ...

Page 56: ...for training and service purposes 1 2 4 Checking RF signal path Mobile S W Diplexer Duplexer U1001 Pin2 F1001 Pin6 DP1002 Pin2 Test Point Test Point Circuit Diagram Circuit Diagram PCS Tx DCN Tx PCS Rx DCN Rx TP1 TP2 TP3 L1004 C1006 C1018 L1037 L1017 C1028 C1029 L1025 RFR6500 Z 3 X B O X C O M ...

Page 57: ...age to Rx I Q data signal NO Is any signal detected at that point Check C1006 L1004 NO Check pin6 TP2 at F105 Check if there is any major difference referring To Figure1 2 f Is any signal detected at that point YES Replace F1001 NO YES Is any signal detected at that point Check C1018 L1037 NO Check pin3 TP3 at DP1002 Check if there is any major difference referring To Figure1 2 g Is any signal det...

Page 58: ...al Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform U1001 Pin 2 F1001 Pin 4 DP1002 Pin 2 Figure 4 1 2 c Figure 4 1 2 c 1 2 e 1 2 f 1 2 g Z 3 X B O X C O M ...

Page 59: ...ight 2007 LG Electronics Inc All right reserved Only for training and service purposes Test Point Test Point Circuit Diagram Circuit Diagram 1 2 5 Checking Rx I Q data U1011 Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Z 3 X B O X C O M ...

Page 60: ..._Q M RX_Q_ N Waveform Waveform Check pin7 8 9 10 at U1011 Check if there is any major difference referring To Figure1 2 h i Start Replace U 1011 YES NO Redownload S W and then recalibrate the Main B D NO Check pin7 8 9 10 at U1011 Check if there is any major difference referring To Figure1 2 h i Replace Main B D YES All DCN Rx check is completed If the phone still do not work change Main B D Z 3 X...

Page 61: ...w Checking Flow 1 Check DC Power Supply circuit 2 Check VCTCXO Press 5473784236368 SEND key 000000 in Phone idle state Press 6 to enter FCC Test Press 2 to enter CDMA FCC mode Set channel to 384 and AGC to 360 Measure frequency domain waveform with Spectrum analyser Measure time domain waveform with Oscilloscope Start 6 Check Duplexer Redownload S W Cal NO 7 Check Diplexer 8 Check Mobile Switch 3 ...

Page 62: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 2 1 1 Checking DC Power supply circuit PMIC R5013 C5033 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 Z 3 X B O X C O M ...

Page 63: ...poses Checking Flow Checking Flow Check C5033 TP2 2 85V_TX is OK Check R5013 TP1 2 6V_MSMP3 is OK YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Problem may be Logic part Refer to Logic trouble shoot The Problem may be Logic part Refer to Logic trouble shoot NO NO YES Z 3 X B O X C O M ...

Page 64: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 2 1 2 Checking VCTCXO circuit U1010 pin3 U1010 pin4 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 TP1 Z 3 X B O X C O M ...

Page 65: ... it 19 2MHz Refer to figure 2 1 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Is it 2 8V Refer to figure 2 1 b Replace U1010 and then check R1029 R1021 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U1010 pin3 TP1 Check U1010 pin4 TP2 Z 3 X B O X C O ...

Page 66: ...ved Only for training and service purposes 2 1 3 Checking RFT6150 circuit Test Point Test Point U1012 PIN23 TX_ON SBCK0 SBDT0 SBST0 TCXO TX_QP CELL_OUT TX_QM TX_IM PIN15 PIN 27 PIN 28 PIN 29 PIN 30 TX_IP PIN 1 2 3 4 Circuit Diagram Circuit Diagram TP1 TP2 TP3 TP4 TP5 Z 3 X B O X C O M ...

Page 67: ...is OK See next page YES Replace U1012 YES Check I Q data TP2 at U1012 Check if there is any major difference referring To Figure 2 1 d Is it similar Check U 2004 MSM6550 NO YES Check TX_ON signal MSM NO Check pin2 3 4 TP5 at U1012 Referring to Figure 2 1 f Is it similar YES Check SBI signal line MSM NO YES Check pin15 TP4 at U1012 TCXO Referring to Figure 2 1 e Is it similar Check TCXO circuit NO ...

Page 68: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Graph 2 1 d Graph 2 1 c Graph 2 1 f Graph 2 1 e RX_Q_P RX_I_N SBD T SBS T SBC K SBC K RX_I_P RX_Q_N Waveform Waveform Z 3 X B O X C O M ...

Page 69: ...t Circuit Diagram Circuit Diagram F1005 Checking Flow Checking Flow RF_IN RF_OUT Waveform Waveform Figure 2 1 g RF_IN fed up with CW signal TP1 TP2 RF_IN RF_OUT Check pin1 TP1 at F1005 Referring to Figure 2 1 g Is it similar Start Replace F 1005 Check U1012 RFT6150 YES NO Check pin4 TP2 at F1005 Referring to Figure 2 1 h Is it similar RF Tx SAW is OK YES Z 3 X B O X C O M ...

Page 70: ...G Electronics Inc All right reserved Only for training and service purposes 2 1 5 Check DCN PAM circuit Test Point Test Point Circuit Diagram Circuit Diagram RFIN_CELL VBATT RFOUT_CELL VMODE VEN_CELL VCCA DCN Tx PCS Tx TP1 TP2 TP3 TP4 Z 3 X B O X C O M ...

Page 71: ...ain mode of PAM Waveform Waveform Figure 2 1 i Check pin2 13 TP2 at U1008 Check if there is any major difference referring To Figure 2 1 i Is it similar Start PAM circuit is OK See next page YES Replace U1008 YES Check pin4 11 TP3 at U1008 Vcc whether it is higher than 3 4V Check Vcc line NO YES Check pin3 TP4 at U1008 PA_R1 signal whether it is lower than 2 2V Check PA_R1 line NO YES Z 3 X B O X ...

Page 72: ...ses 2 1 6 Check DCN Duplexer Test Point Test Point Circuit Diagram Circuit Diagram ANT_PORT TX_PORT DP1001 Checking Flow Checking Flow Waveform Waveform Figure 2 1 j Tx Port ANT Port TP1 TP2 Check pin1 TP1 3 TP2 at DP 1001 Referring to Figure 2 1 j Is it similar Start Replace DP 1001 Duplexer is OK YES NO Z 3 X B O X C O M ...

Page 73: ...ck Diplexer Test Point Test Point F105 Ant Port DCN Port Circuit Diagram Circuit Diagram Checking Flow Checking Flow Waveform Waveform DCN Port ANT Port PCS Tx DCN Tx PCS Rx DCN Rx TP1 TP2 F1001 Figure 2 1 k Check pin2 TP1 6 TP2 at F1001 Referring to Figure 2 1 k Is it similar Start Replace F1001 Diplexer is OK YES NO Z 3 X B O X C O M ...

Page 74: ...ice purposes 2 1 8 Check Mobile S W Test Point Test Point Circuit Diagram Circuit Diagram Checking Flow Checking Flow Waveform Waveform RF OUT RF IN Figure 2 1 l RF IN RF OUT TP1 TP2 Check pin1 TP1 2 TP2 at U1001 Referring to Figure 2 1 l Is it similar Start Replace U1001 Mobile S W is OK YES NO Z 3 X B O X C O M ...

Page 75: ... SEND key 000000 in Phone idle state Press 6 to enter FCC Test Press 2 to enter PCS FCC mode Set channel to 600 and AGC to 360 Measure frequency domain waveform with Spectrum analyser Measure time domain waveform with Oscilloscope Start 6 Check Duplexer Redownload S W Cal NO 7 Check Diplexer 8 Check Mobile Switch 3 Check RFT6150 5 Check RF Dual PAM 4 Check RF SAW Mobile S W Diplexer PCS Duplexer R...

Page 76: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 2 2 1 Checking DC Power supply circuit PMIC R5013 C5033 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 Z 3 X B O X C O M ...

Page 77: ...poses Checking Flow Checking Flow Check C5033 TP1 2 85V_TX is OK Check R5013 TP2 2 6V_MSMP3 is OK YES Start DC Power supply Circuit is OK See next Page to check VCTCXO circuit The Problem may be Logic part Refer to Logic trouble shoot The Problem may be Logic part Refer to Logic trouble shoot NO NO YES Z 3 X B O X C O M ...

Page 78: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 2 2 2 Checking VCTCXO circuit U1010 pin3 U1010 pin4 Test Point Test Point Circuit Diagram Circuit Diagram TP1 TP2 TP1 Z 3 X B O X C O M ...

Page 79: ... it 19 2MHz Refer to figure 2 2 a NO Start Replace Main B D VCTCXO circuit is Ok See next page to check control signal The Problem may be Logic part Refer to Logic troubleshoot YES NO NO Is it 2 8V Refer to figure 2 2 b Replace U1010 and then check R1029 R1021 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U1010 pin3 TP1 Check U1010 pin4 TP2 Z 3 X B O X C O ...

Page 80: ...ved Only for training and service purposes 2 2 3 Checking RFT6150 circuit Test Point Test Point U1012 PIN23 TX_ON SBCK0 SBDT0 SBST0 TCXO TX_QP CELL_OUT TX_QM TX_IM PIN15 PIN 27 PIN 28 PIN 29 PIN 30 TX_IP PIN 1 2 3 4 Circuit Diagram Circuit Diagram TP1 TP2 TP3 TP4 TP5 Z 3 X B O X C O M ...

Page 81: ...is OK See next page YES Replace U1012 YES Check I Q data TP2 at U1012 Check if there is any major difference referring To Figure 2 2 d Is it similar Check U 2004 MSM6550 NO YES Check TX_ON signal MSM NO Check pin2 3 4 TP5 at U1012 Referring to Figure 2 2 f Is it similar YES Check SBI signal line MSM NO YES Check pin15 TP4 at U1012 TCXO referring to Figure 2 2 e Is it similar Check TCXO circuit NO ...

Page 82: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Figure 2 2 d Figure 2 2 c Figure 2 2 e Figure 2 2 f RX_Q_P RX_I_N SBDT SBST SBCK SBCK RX_I_P RX_Q_N Waveform Waveform Z 3 X B O X C O M ...

Page 83: ...it Diagram Circuit Diagram Checking Flow Checking Flow RF_IN RF_OUT Waveform Waveform Figure2 2 h RF_IN fed up with CW signal RF_IN RF_OUT F1006 TP1 TP2 Check pin1 TP1 at F1006 Referring to Figure 2 2 g Is it similar Start Replace F 1005 Check U1012 RFT6150 YES NO Check pin 4 TP2 at F1006 Referring to Figure 2 2 h Is it similar RF Tx SAW is OK YES Figure 2 2 g Z 3 X B O X C O M ...

Page 84: ... LG Electronics Inc All right reserved Only for training and service purposes 2 2 5 Check PCS PAM circuit Test Point Test Point Circuit Diagram Circuit Diagram RFIN_PCS VBATT VCC VEN_PCS VMODE RFOUT_PCS DCN Tx PCS Tx TP1 TP2 TP3 TP4 Z 3 X B O X C O M ...

Page 85: ... Check pin6 TP1 8 TP2 at U1008 Check if there is any major difference referring To Figure 2 2 i Is it similar Start PAM circuit is OK See next page YES Replace U1008 YES Check pin4 12 TP3 at U1008 Vcc whether it is higher than 3 4V Check Vcc line NO YES Check pin3 TP4 at U1008 PA_R1 whether it is lower than 2 2V Check PA_R1 line NO YES Check pin7 at U1008 PA_ON1 signal whether it is higher than 2 ...

Page 86: ...ses 2 2 6 Check PCS Duplexer Test Point Test Point Circuit Diagram Circuit Diagram ANT_PORT TX_PORT DP1002 Checking Flow Checking Flow Waveform Waveform Figure 2 2 j Tx Port ANT Port TP1 TP2 Check pin1 TP1 3 TP2 at DP 1002 Referring to Figure 2 2 j Is it similar Start Replace DP 1002 Duplexer is OK YES NO Z 3 X B O X C O M ...

Page 87: ...heck Diplexer Test Point Test Point F1001 Ant Port PCS Port Circuit Diagram Circuit Diagram Checking Flow Checking Flow Waveform Waveform PCS Port ANT Port Figure 2 2 k PCS Tx DCN Tx PCS Rx DCN Rx TP1 TP2 Check pin2 TP1 4 TP2 at F1001 Referring to Figure 2 2 k Is it similar Start Replace F1001 Diplexer is OK YES NO Z 3 X B O X C O M ...

Page 88: ...ice purposes 2 2 8 Check Mobile S W Test Point Test Point Circuit Diagram Circuit Diagram Checking Flow Checking Flow Waveform Waveform RF OUT RF IN Figure 2 2 l RF IN RF OUT TP1 TP2 Check pin1 TP1 2 TP2 at U1001 Referring to Figure 2 1 l Is it similar Start Replace U1001 Mobile S W is OK YES NO Z 3 X B O X C O M ...

Page 89: ...rvice purposes 3 Logic Part Trouble 3 1 Power 3 1 1 Power On Trouble Circuit Diagram Circuit Diagram Test point Test point 1 4_MSMC 1 8_MSMP1 2 6V_MSMP3 2 85V_RX 2 6V_MSMA 2 8V_TCXO R5013 R5020 R5032 L5001 L5002 R5014 U5002 1 4V_MSMC 2 85V_RX 2 6V_MSMP3 2 6V_MSMA 2 8V_TCXO 1 8V_MSMP1 2 8V_TCXO Z 3 X B O X C O M ...

Page 90: ... the voltage of the following port at U5002 1 4V_MSMC 1 8V_MSMP 1 2 6V_MSMP3 2 6V_MSMA 2 85V_TCXO Logic level at PS_HOLD R5012 of U5002 High Does it work properly Charge of Change Battery and try again Check the contact of power key Replace U5002 Re download software andtry again The Phone will power on Does it work properly Re download software andtry again Re download software and try again YES ...

Page 91: ...007 LG Electronics Inc All right reserved Only for training and service purposes 3 1 2 Charging Trouble Circuit Diagram Circuit Diagram Test point Test point Pin1 CON 5001 Q5005 5V_CHAR of U5001 CON6004 5V_USB_char of U5001 Q5002 Z 3 X B O X C O M ...

Page 92: ...U5009 Pin 6 5V 0 1V Voltage of CHAR_MON 1 22V Voltage of pin 1 CON5001 VBATT VPWR Is the battery charged Re soldering CON6004 The charging adaptor TA or USB cable USB port of computer is out of order Replace Q5005 Charging will operate properly Check the soldering Replace Q5002 Re solder Q5002 The battery may have the problem Change the battery and try again YES NO YES NO NO NO NO NO YES YES YES Y...

Page 93: ...agram Test point Test point Check point The assembly status of the LCD Module The assembly status of the main connector The Soldering of connector F6006 LCD Control signals From MSM D2 0 15 MLCD_REST SLCD_RESET MLCD_CS SLCD_CS M_IM0 M_IM1 S_IM0 S_IM1 WE2 F6007 F6013 F6009 F6010 F6011 F6012 F6011 F6006 F6012 F6009 F6007 F6013 F6010 U5002 2 8V_LCD R5011 CON6001 Z 3 X B O X C O M ...

Page 94: ...ow Checking Flow START Does LCDworkproperly Check the Voltage of R5011 2 8V Check the control signal D2 0 15 RESET LCD_CS WE IM0 IM1 Check CON6001soldering Change the LCDModule Replace U5002 LCDdisplay will work properly Re solderCON6001 YES NO NO NO NO YES YES Check F6006 F6007 F6009 F6010 F6011 F6012 F6013 Signal line Z 3 X B O X C O M ...

Page 95: ... reserved Only for training and service purposes 3 3 Camera 3 3 1 Camera Trouble Circuit Diagram Circuit Diagram C5048 1 8V_CAM_VDD C5047 2 8V_CAM_AVDD C5043 2 8V_CAM_VDD Camera Control signals From MSM CAM_DATA 0 7 CAM_REST CAM_SDA CAM_SCL CAM_CLK_IN CAM_PCLK Z 3 X B O X C O M ...

Page 96: ...reserved Only for training and service purposes 3 3 Camera 3 3 1 Camera Trouble Test point Test point U5004 C5047 F6003 F6002 CON6003 U5005 C5048 C5043 U3006 L3003 F6004 F6005 Check point The assembly status of the Camera Module The Soldering of connector R6006 Z 3 X B O X C O M ...

Page 97: ... Control signal CAM_DATA 0 7 CAM_RESET CAM_SDA CAM_SCL Check CON6003 Soldering Replace U3006 Replace the Camera module Camera will work properly Re solder CON6003 YES NO YES NO NO NO NO YES YES YES Check the clock from Camera at R6006 CAM_PCLK Check the voltage of the following LDOs 2 8V_CAM_AVDD 2 8V_CAM_VDD 1 8V_CAM_VDD Replace the U5004 U5005 Check the F6002 F6003 F6004 F6005 Signal line Z 3 X ...

Page 98: ...ronics Inc All right reserved Only for training and service purposes Circuit Diagram Circuit Diagram 3 4 Backlight 3 4 1 Numeric key backlight Test point Test point Q600 LED LED LED101 side lighting LED100 side lighting LED101 side lighting Z 3 X B O X C O M ...

Page 99: ...d Only for training and service purposes Checking Flow Checking Flow START Is the voltage level of VPWR 3 3 4 2V Charge battery Main key backlight will work properly YES NO Are all LEDs working NO YES YES Check the soldering of each R and LEDs Or replace if not working Z 3 X B O X C O M ...

Page 100: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 5 Vibrator Circuit Diagram Circuit Diagram Test point Test point C3104 3 0V_LIN_MOTOR U3103 C3104 U3101 U3100 U3102 Z 3 X B O X C O M ...

Page 101: ...tting ON at the motor test of test mode Is the voltage of MOTOR_EN about 2 6V Is U3100 U3101 Working Check the state at contact of vibrator Replace Vibrator Re contact vibrator YES YES YES NO NO NO NO Change the main board YES Start The vibrator will Work properly NO Check the Voltage of C3104 3 0V Replace the U3103 Replace the U3100 U3101 Z 3 X B O X C O M ...

Page 102: ...opyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 6 Audio 3 6 1 Speaker Trouble U4002 C4003 C4018 DNI C4017 DNI C4006 C4007 Circuit Diagram Circuit Diagram Test point Test point Z 3 X B O X C O M ...

Page 103: ... 2V START Check the audio signal at C4006 C4007 Check the audio signal at C4017 4018 Check the Soldering of C4017 4018 Check the state Of contact of speaker Speaker will work properly NO NO NO NO Yes Yes Yes Yes Yes Replace C4003 Replace U4002 Re solder U4002 Check the Soldering of C4006 C4007 NO Yes Replace MSM Re solder C4006 C4007 NO Replace Speaker Checking Flow Checking Flow Z 3 X B O X C O M...

Page 104: ...ernal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 6 2 Receiver Trouble R2103 R2104 Circuit Diagram Circuit Diagram Test point Test point MSM6550 Z 3 X B O X C O M ...

Page 105: ...or training and service purposes Checking Flow Checking Flow START Check the audio signal at R2104 R2103 Check the state Of contact of receiver Receiver will work properly NO Yes Yes Check the Soldering of R2104 R2103 NO Yes Replace MSM Re solder R2104 2103 NO Replace Receiver Z 3 X B O X C O M ...

Page 106: ... Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 6 3 Headset Trouble U4003 Pin 3 EAR_L Pin 2 EAR_R CON4001 R4022 R4021 Circuit Diagram Circuit Diagram Test point Test point Z 3 X B O X C O M ...

Page 107: ...audio part of the test equipment to echo mode Headset detect problem Can you hear your voice from the headset Set the audio part of the test equipment to continuous wave mode Headset receiving Path problem Can you hear the sound from the headset Headset sending path problem 1 4 2 3 No Yes No 2 Level of C309 C311 is about 1 2V Check soldering of Pin2 3 of CON4001 Change main board Download S W Re s...

Page 108: ...eck soldering U4003 Level of EAR_JACK_SENSE Is low Re solder U4003 Download SW 4 No Headset detect problem Headset sending path problem 3 Level of pin4 of CON4001 Is 1 65 2 10V Does it work Re solder R4021 Download SW Does it work well 4 Change main board No No Yes Yes Yes No No No Yes Yes Yes Headset sending path problem Headset sending path problem Headset detect problem Headset detect problem Z...

Page 109: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 6 4 Mic Trouble M2000 R2014 Circuit Diagram Circuit Diagram Test point Test point Z 3 X B O X C O M ...

Page 110: ...k the voltage level at R2014 is 1 0 2 0V Check the soldering Of R2014 Re solder R2014 Replace MSM Check the signal level at each side of MIC Replace the microphone Check the soldering at C2004 C2008 Check the soldering of MIC NETWORK Re solder MIC NETWORK MIC will work properly Yes Yes Yes Yes No No No No No Yes Re soldering C2004 C2008 Checking Flow Checking Flow Z 3 X B O X C O M ...

Page 111: ... Electronics Inc All right reserved Only for training and service purposes Circuit Diagram Circuit Diagram Test point Test point Touch IC Connector C6033 TOUCH_PENIRQ C6032 TOUCH_SCL C6031 TOUCH_SDA 3 7 Touch Screen 3 7 1 Touch Trouble Z 3 X B O X C O M ...

Page 112: ...ce purposes Checking Flow Checking Flow START Check the I2C TOUCH_SCL TOUCH_SDA YES YES NO Does SDA and SCL come out as shown in picture 2 Touch IC Problem Does TOUCH_PENIRQ Pin goes from High to Low when touch pressed 1 Touch Window problem NO Calibrate Touch Window will work properly Graph 3 7 a Z 3 X B O X C O M ...

Page 113: ...rch 1993 the US Federal Communications Commission FCC proposed the adoption of this updated Standard The design of your phone complies with this updated Standard Of course if you want to limit RF exposure even further than the updated ANSI Standard you may choose to control the duration of your calls and operation your phone in the most power efficient manner Efficient Phone Operation For your pho...

Page 114: ...rnal RF energy Aircraft Turn your phone OFF before boarding any aircraft Use it on the ground only with crew permission Do not use it in the air To prevent possible interference with aircraft systems US Federal Aviation Administration FAA regulations require you to have permission from a crew member to use your phone while the plane is on the ground Using your phone while the plane is in the air C...

Page 115: ...liquefied petroleum gas such as propane or butane must compl7y with the National Fire Protection Standard NFPA 58 For a copy of this standard contact the National Fire Protection Association One Battery march 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 ...

Page 116: ...ccess Channel generated to reply to a message received from the base station Access Channel Slot The assigned time interval for an access probe An Access Channel slot consists of an integer number of frames The transmission of an access probe is performed within the boundaries of an Access Channel slot Access Probe One Access Channel transmission consisting of a preamble and a message The transmis...

Page 117: ...so Good Frames Base Station A station in the Domestic Public Cellular Radio Telecommunications Service other than a mobile station used for communicating with mobile stations Depending upon the context the term base station may refer to a cell a sector within a cell an MSC or other part of the Cellular system See also MSC Base Station Authentication Response AUTHBS An 18 bit pattern generated by t...

Page 118: ...Redundancy Code CRC A class of linear error detecting codes which generate parity check bits by finding the remainder of a polynomial division Data Burst Randomizer The function that determines which power control groups within a frame are transmitted on the Reverse Traffic Channel when the data rate is lower than 9600 bps The data burst randomizer determines for each mobile station the pseudo ran...

Page 119: ...ronic Serial Number Extended Protocol An optional expansion of the signaling message between the base station and mobile station to allow for the addition of new system features and operational capabilities Fade Timer A timer kept by the mobile station as a measure of Forward Traffic Channel continuity If the Fade timer expires the mobile station drops the call Flash An indication sent on an analo...

Page 120: ...characterized by a temporary disconnection of the Traffic Channel Hard handoffs Occur when the mobile station is transferred between disjoint Active Sets the CDMA frequency assignment changes the frame offset changes or the mobile station is directed from a CDMA Traffic Channel to an analog voice channel See also Soft Handoff Hash Function A function used by the mobile station to select one out of...

Page 121: ...A message consists of a length field MSG_LENGTH a message body the part conveying the information and a CRC Message Body The part of the message contained between the length field MSG_LENGTH and the CRC field Message Capsule A sequence of bits comprising a single message and padding The padding always follows the message and may be of zero length Message CRC The CRC associated with a message See a...

Page 122: ...e stations or a group of base stations set up to handle a special requirement A network can be as small or as large as needed as long as it is fully contained within a system See also System Network Identification NID A number that uniquely identifies a network within a Cellular system See also System Identification NID See Network Identification Non Autonomous Registration A registration method i...

Page 123: ...rom a base station to a mobile station Paging Channel Slot An 80ms interval on the Paging Channel Mobile station operating in the slotted mode are assigned specific slots in which day monitor messages from the base station Parameter Change Registration A registration method in which the mobile station registers when certain of its stored parameters change Parity Check Bits Bits added to a sequence...

Page 124: ...zed by the public long code mask Public Long Code Mask The long code mask used to form the private long code The mask contains the ESN of the mobile station See also Private Long Code Mask and Long Code Punctured Code An error correcting code generated from another error correcting code by deleting i e puncturing code symbols from the code output Quick Repeats Additional transmissions of identical...

Page 125: ...on See also Primary CDMA Channel Secondary Traffic An additional traffic stream that can be carried between the mobile station and the base station on the Traffic Channel See also Primary Traffic and Signaling Traffic Seizure Precursor The initial digital sequence transmitted by a mobile station to a base station on a reverse analog control channel Seizure Option A service capability of the system...

Page 126: ...st respond to local control messages Roam Status Indicates whether a mobile station is in its home system Termination Status Indicates whether a mobile station must terminate the call when it is on an analog voice channel Supervisory Audio Tone SAT One of three tones in the 6 kHz region that is transmitted on the forward analog voice channel by a base station and transponder on the reverse analog ...

Page 127: ...stead of the random variable broadcast globally RAND Unique Random Variable RANDU A 24 bit random number generated by the base station in support of the Unique Challenge Response procedure Universal Coordinated Time UTC An internationally agreed upon time scale maintained by the Bureau International de l Heure BIH used as the time reference by nearly all commonly available time and frequency distr...

Page 128: ... Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Appendix Appendix 1 Assembly and Disassembly diagram 2 Block and Circuit diagram 3 Part List 4 Component Layout 5 BGA Pin Map Z 3 X B O X C O M ...

Page 129: ...1 Assembly and Disassembly Diagram Z 3 X B O X C O M ...

Page 130: ...Z 3 X B O X C O M ...

Page 131: ...Z 3 X B O X C O M ...

Page 132: ...2 Block and Circuit Diagram Z 3 X B O X C O M ...

Page 133: ...412 GPS Mobile DCN Duplexer PCS Duplexer CDMA Mobile CDMA ANT GPS ANT High Efficiency HDET DCN Coupler PCS Coupler PCS SAW Filter DCN SAW Filter Power USB TCVR LDO X 12 PA DC DC X 1 Li Ion Linear Charger DC DC X 2 32khz Sleep Crystal RESET Thermal Shutdown ON OFF Control I2C I F Backup Battery Charger TCXO Buffer 5 Drivers RTC with two alarm SIM Level Translator TSC2007 RF Front End BT TCXO PMIC M...

Page 134: ...VX10000 Circuit Diagram Main FPCB Z 3 X B O X C O M ...

Page 135: ...Main Board Circuit Z 3 X B O X C O M ...

Page 136: ...Z 3 X B O X C O M CDMA ANT DCN ANT DCN TX DCN RX PCS ANT PCS TX PCS RX GPS Internal Use Only ...

Page 137: ...Z 3 X B O X C O M Internal Use Only ...

Page 138: ...Z 3 X B O X C O M Internal Use Only ...

Page 139: ...Z 3 X B O X C O M Internal Use Only ...

Page 140: ...Z 3 X B O X C O M Internal Use Only ...

Page 141: ...Z 3 X B O X C O M Internal Use Only ...

Page 142: ...Z 3 X B O X C O M Internal Use Only ...

Page 143: ...FPCB Circuit Z 3 X B O X C O M ...

Page 144: ...Z 3 X B O X C O M Internal Use Only ...

Page 145: ...3 Part List Z 3 X B O X C O M ...

Page 146: ... MAKER ECCH0000122 47 pF 50V J NP0 TC 1005 R TP MCH155A470JK C1108 CAP CHIP MAKER ECCH0000122 47 pF 50V J NP0 TC 1005 R TP MCH155A470JK C5013 CAP CHIP MAKER ECCH0000122 47 pF 50V J NP0 TC 1005 R TP MCH155A470JK C3002 CAP CHIP MAKER ECCH0000129 120 pF 50V J NP0 TC 1005 R TP MCH155A121JK C3003 CAP CHIP MAKER ECCH0000129 120 pF 50V J NP0 TC 1005 R TP MCH155A121JK C3007 CAP CHIP MAKER ECCH0000129 120 ...

Page 147: ...005 R TP GRM36X5R223K16PT C2006 CAP CHIP MAKER ECCH0000179 22 nF 16V K X5R HD 1005 R TP GRM36X5R223K16PT C2007 CAP CHIP MAKER ECCH0000179 22 nF 16V K X5R HD 1005 R TP GRM36X5R223K16PT C2008 CAP CHIP MAKER ECCH0000179 22 nF 16V K X5R HD 1005 R TP GRM36X5R223K16PT C5046 CAP CHIP MAKER ECCH0000179 22 nF 16V K X5R HD 1005 R TP GRM36X5R223K16PT C5057 CAP CHIP MAKER ECCH0000179 22 nF 16V K X5R HD 1005 R...

Page 148: ...101JT C1114 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP C1005C0G1H101JT C1116 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP C1005C0G1H101JT C2101 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP C1005C0G1H101JT C5002 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP C1005C0G1H101JT C5007 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP C1005C0G1H101JT...

Page 149: ...H0001215 1 uF 10V K X5R TC 1005 R TP C1005X5R1A105KT C5043 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP C1005X5R1A105KT C5047 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP C1005X5R1A105KT C5048 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP C1005X5R1A105KT C5060 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP C1005X5R1A105KT C5200 CAP CHIP MAKER ECZH0001215 1 uF 1...

Page 150: ...ZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C7031 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C7032 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C7033 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C7034 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C7035 CAP CHIP MAKER EC...

Page 151: ...J 0603 R TP MCR006MZPJ332 R4003 RES CHIP MAKER ERHY0009522 3 3 Kohm 1 20W 0 05W J 0603 R TP MCR006MZPJ332 R4004 RES CHIP MAKER ERHY0009541 470 ohm 1 20W 0 05W F 0603 R TP MCR006YZPF4700 R4005 RES CHIP MAKER ERHY0009541 470 ohm 1 20W 0 05W F 0603 R TP MCR006YZPF4700 R4006 RES CHIP MAKER ERHY0009541 470 ohm 1 20W 0 05W F 0603 R TP MCR006YZPF4700 R4007 RES CHIP MAKER ERHY0009541 470 ohm 1 20W 0 05W F...

Page 152: ...R3105 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP MCR01MZSJ103 R4039 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP MCR01MZSJ103 R5012 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP MCR01MZSJ103 R7002 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP MCR01MZSJ103 R3100 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP MCR01MZSJ104 R3101 RES CHIP MAKER ERHZ0000406 100 Ko...

Page 153: ...PROTEEUSY0319201 DFN 10 PIN R TP OVP NCP348MTTBG U3102 AMP EUSY0335701 QFN 8 PIN R TP 1 2W Mono Differencial Audio AMP TPA6205A1DRBR U4002 AUDIO_POWER_AMP EUSY0339501 uCSP 32 PIN R TP Audio Subsystem Class D Stereo Caple MAX9775EBX U2002 RESONATOR EXRY0002401 48 MHz 5 14 pF SMD 2 0 1 2 0 65 Outgoing Tolerance 0 2ICRT20S48M0X514CR U1010 VCTCXO EXSK0004802 19 2 MHz 1 5 PPM 10 pF SMD 3 2 2 5 1 2 19 2...

Page 154: ...0184E070R101FR F6012 EMI FILTER SFEY0011401 SMD SMD 18V 4ch EMI_ESD Filter 100 Ohm 7 5pF ICVE10184E070R101FR F6013 EMI FILTER SFEY0011401 SMD SMD 18V 4ch EMI_ESD Filter 100 Ohm 7 5pF ICVE10184E070R101FR L5003 EMI FILTER SFEY0015301 SMD Pb free_Bais Filter LCR NFM18PC104R1C3 F1007 SAW DUAL FILTER SFSB0001701 881 5 MHz 25 MHz 2 2 dB 45 dB 1960 MHz 58 8 MHz 2 6 dB 2B9318 F1006 SAW FILTER SFSY0020101 ...

Page 155: ...e PG05DBTFC D2 TVS DIODE EDTY0008501 TFSC 5 V 50 W R TP small size PG05DBTFC D3 TVS DIODE EDTY0008501 TFSC 5 V 50 W R TP small size PG05DBTFC D4 TVS DIODE EDTY0008501 TFSC 5 V 50 W R TP small size PG05DBTFC LED100 LED EDLH0005901 RED KEYPAD LED LEWW S14 LED101 LED EDLH0005901 RED KEYPAD LED LEWW S14 LED102 LED EDLH0005901 RED KEYPAD LED LEWW S14 R100 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005...

Page 156: ...4 Components Layout Z 3 X B O X C O M ...

Page 157: ...A1DRBR R N U3102 No Touch Vibration 34PIN CONNECTOR P N AXK7L34227G R N CON6003 Can t Operate Camera Camera Oscillator P N SG 8002CE SCB 48M R N U3006 Can t Operate Camera LCD Backlight Charge Pump P N SC624 R N U5004 U5005 No LCD Back Light EAR JACK P N 7000 2 5G SB1 R N CON4001 Can t operate Earphone Receiver P N RFR6500 R N U1011 Low Sensitivity Can t make a call No Service RX SAW DUAL FILTER P...

Page 158: ...Z 3 X B O X C O M Hall Effect Switch P N TK60012BM5 R N U5008 Can t detect Folder Open LAMP DRIVER IC P N D381B R N U5007 No EL Light MIC P N SPOB 411MS42 RC10 R N M2000 ...

Page 159: ...cam3 cam4 D1 D2 D3 D4 LED100 LED101 LED102 SW100 SW101 SW102 R104 R105 R107 CON101 CON103 Z 3 X B O X C O M ...

Page 160: ...U101 cam1 cam2 R100 R101 R102 CON102 C100 C101 C102 C104 C105 Z 3 X B O X C O M ...

Page 161: ...5 BGA Pin Map Z 3 X B O X C O M ...

Page 162: ...BOTTOM VIEW 1 U2004 MSM6550 V5 PIN A1 Corner USED NOT USED Z 3 X B O X C O M ...

Page 163: ...BOTTOM VIEW 2 U3001 MCP TYA000BC10H0GG PIN A1 Corner USED NOT USED Z 3 X B O X C O M ...

Page 164: ...BOTTOM VIEW USED NOT USED 3 U4002 Audio Amp MAX9775EBX PIN A1 Corner Z 3 X B O X C O M ...

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