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Ref No

Part Desc.

Part Number

Value

Part Name

SPEY00

PCB,KEYPAD

SPEY0052701

FR-4 ,0.5 mm,BUILD-UP 4 ,KEY ,; , , , , , , , , ,

SPEY0052701

SAED00

PCB ASSY,KEYPAD,SMT TOP

SAED0025101

LED100

DIODE,LED,CHIP

EDLH0013701

WHITE ,ETC ,R/TP ,SIDEVIEW ,; ,[empty] ,2.9~3.75 ,30m LEWWS44PA

LED101

DIODE,LED,CHIP

EDLH0013701

WHITE ,ETC ,R/TP ,SIDEVIEW ,; ,[empty] ,2.9~3.75 ,30m LEWWS44PA

SAEC00

PCB ASSY,KEYPAD,SMT BOTTO SAEC0025301

C100

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C1005C0G1H101JT

C101

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C1005C0G1H101JT

C102

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C1005C0G1H101JT

C103

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C1005C0G1H101JT

C104

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C1005C0G1H101JT

CON101

CONNECTOR,BOARD TO BOARD ENBY0022501

50 PIN,0.4 mm,ETC , ,H=0.9, Socket

AXK7L50227G

Q100

TR,BJT,NPN

EQBN0007601

SOT-23 ,0.15 W,R/TP ,EMT3

KTC4075E

R100

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R101

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R102

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R103

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R104

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R106

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R107

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R108

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R109

RES,CHIP,MAKER

ERHZ0000484

470 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ471

R110

VARISTOR

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

ICVL0505101V150FR

R111

VARISTOR

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

ICVL0505101V150FR

R112

RES,CHIP,MAKER

ERHZ0000405

10 Kohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ103

R113

VARISTOR

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

ICVL0505101V150FR

R114

RES,CHIP

ERHY0003301

100 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ101

R116

RES,CHIP

ERHY0003301

100 ohm,1/16W ,J ,1005 ,R/TP

MCR01MZSJ101

R117

VARISTOR

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

ICVL0505101V150FR

R122

VARISTOR

SEVY0005402

5.6 V, ,SMD ,1005 Siez , 50pF

ICVS0505500FR

R123

VARISTOR

SEVY0005402

5.6 V, ,SMD ,1005 Siez , 50pF

ICVS0505500FR

R124

VARISTOR

SEVY0005402

5.6 V, ,SMD ,1005 Siez , 50pF

ICVS0505500FR

U5

PLATE,GROUND

MPFD0004701

PRESS, Bs, , , , ,

MPFD0004701

U6

PLATE,GROUND

MPFD0004701

PRESS, Bs, , , , ,

MPFD0004701

VX9100 Keypad PCB Component List

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Содержание VX9100 Maroon

Страница 1: ... Catalogue included 0 24W 500mA 4 2V AWT6321R PCS 0 26W 500mA 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 1Gbit SDRAM 512Mbit Storing of terminal operation program Memory MCP HYC0SGH0MF3P Terminal operation control and digital signal pr...

Страница 2: ...rnal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes CDMA Mobile Subscriber Unit VX9100 SERVICE MANUAL SERVICE MANUAL DUAL BAND CDMA PCS Cellular GPS CDMA MOBILE PHONE ...

Страница 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...

Страница 4: ...y 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 consists of MSO Mobile Switching Office BSC Base Station Controller BTS Base station Transmission System and MS Mobile Sta...

Страница 5: ... of digital 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 enab...

Страница 6: ...vel signal 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...

Страница 7: ...ow energy This 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 privacy is provided in the CDMA system by means of the private long code mask used for PN spreading Voice privacy can applied on the traffic channels only All calls are initiated using the public long code mask ...

Страница 8: ...supported 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 chann...

Страница 9: ...signals obtain 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...

Страница 10: ...EP IDLE MAX POWER CELLULAR 1 mA 110 180mA 700 mA 24 5 dBm PCS 1 mA 120 180 mA 700 mA 24 5 dBm 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 101 6 H 54 0 W 16 5 D mm 2 Weight 125g Approximately with standard battery 4 1 9 Channel Spacing 1 CELLULAR 1 25MHz 2 PCS 1 25 MHz 4 1 10 Battery Type...

Страница 11: ...04dBm C N 12dB or more GPS 148 5dBm without SA mode 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 1850 MHz 1...

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

Страница 13: ... mode Ch Center Freq MHz Ch Center Freq MHz 1011 29 70 111 152 193 234 275 316 363 869 640 870 870 872 100 873 330 874 560 875 790 877 020 878 250 879 480 880 890 404 445 486 527 568 609 650 697 738 779 882 120 883 350 884 580 885 810 887 040 888 270 889 500 890 910 892 140 893 370 4 5 2 PCS mode Ch Center Freq MHz Ch Center Freq MHz Ch Center Freq MHz 25 1931 25 425 1951 25 825 1971 25 50 1932 50...

Страница 14: ... 1962 50 1050 1982 50 275 1943 75 675 1963 75 1075 1983 75 300 1945 00 700 1965 00 1100 1985 00 325 1946 25 725 1966 25 1125 1986 25 350 1947 50 750 1967 50 1150 1987 50 375 1948 75 775 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 ...

Страница 15: ...ne are not 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 m...

Страница 16: ...l and the 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 Antenn...

Страница 17: ...CHAPTER 2 NAM Input Method Inputting of telephone numbers included 1 NAM Programming Method 1 Press 77647269100 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 to edit more NAM1 items Press softkey Exit to exit Service Programming ...

Страница 18: ...ber MDN Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 5 NAM1 Phone Number MIN You can edit the NAM1 Phone Number MIN Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 6 NAM1 Home SID You can edit the NAM1 Home SID Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 19: ... softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 8 More NAM1 Programming You can decide to edit more NAM1 Name Press softkey OK to exit Service Programming Press softkey More to edit more advanced NAM1 items 9 Service Code You can edit Service Code Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 20: ...untry Code Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 11 NAM1 NMSID You can edit NAM1 NMSID Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 12 NAM1 True IMSI MCC You can edit NAM1 True IMSI MCC Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 21: ...I NMSID Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 14 NAM1 PRL Enabled You can see NAM1 PRL Enabled Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 15 CDMA Home SID NID You can edit NAM1 Home SID NID pair Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 22: ...ss softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 17 NAM1 CDMA Sec CH A You can edit NAM1 CDMA Secondary Channel A Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 18 NAM1 CDMA Pri CH B You can edit NAM1 CDMA Primary Channel B Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 23: ...nel B Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 20 Lockout SID NID You can edit Lockout SID NID pair Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 21 NAM1 Home Sys Reg You can edit NAM1 Home System Registration Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 24: ...ess softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 23 NAM1 Forn NID Reg You can edit NAM1 Foreign NID Registration Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items 24 NAM1 ACC Ovld Class You can view the NAM1 Access Overload Class Press softkey OK to edit more NAM1 items Press softkey Back to edit previous NAM1 items ...

Страница 25: ...tkey OK to skip NAM2 items setting Press softkey Edit 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 to edit more items Press softkey Back to edit previous items 27 Slot Cycle Index You can edit Slot Cycle Index Press softkey OK to save Slot Cycle Index Press softkey Back to edit previous items ...

Страница 26: ... 25 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 28 Powering Down Restart ...

Страница 27: ... In RFR6500 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 MSM6550A ...

Страница 28: ... Secondary Path RFR6500 F ref Loop Filter for CDMA Tx NC NC JTAG I F ARM926EJS with Jazelle PLL Modem QDSP4000 QDSP4000 CDMA Processor 1X 1X EV DO GSM GPRS Processor gpsOne Processor Bluetooth 1 1 Processor Tx DAC Processors Rx ADC SBI Keypad I F SD SDIO USB On The Go UART1 UART2 RUIM1 Connectivity UART3 RUIM2 MP3 AAC EVRC QCELP AMR CMX MIDI Audio MPEG 4 H 263 H 264 Video OpenGL ES 3D 2D Graphics ...

Страница 29: ...A and mixer attenuate receiver spurious response and suppress local oscillator energy As a result frequency sensitivity and selectivity of mobile phone increase The specification of VX9100 Quintplexer described below z PCS band Tx Rx Tx to Rx min Pass Band 1850 5 1909 5 MHz 1930 5 1989 5 MHz Insertion Loss 3 9 dB max 4 2 dB max Return Loss 9 5 dB min 9 0dB min Attenuation 40 dB min 1930 5 1989 5MH...

Страница 30: ...Cellular PCS Cellular PCS Gain 19 20 3 3 14 15 dB Noise Figure 20 20 4 5 6 1 3 1 1 dB Input IP3 10 10 5 10 7 3 dBm Parameter 1 2 3 GPS LNA U101 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 VX9100 GPS LNA is descri...

Страница 31: ...r PCS Cellular PCS Noise Figure 25 27 7 9 12 dB Input IP3 5 11 4 4 dBm Input IP2 30 30 56 56 dBm Parameter 1 3 Description of Transmit Part Circuit 1 3 1 RFT6150 U109 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 PC...

Страница 32: ...rnal interface 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 powe...

Страница 33: ...that receives 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 ...

Страница 34: ...h CDMA and Digital FM operating in both the cellular and PCS spectrums The subsystems within the MSM6550A 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 ...

Страница 35: ...ocessor gpsOne Processor Bluetooth 1 1 Processor Tx DAC Processors Rx ADC SBI Keypad I F SD SDIO USB On The Go UART1 UART2 RUIM1 Connectivity UART3 RUIM2 MP3 AAC EVRC QCELP AMR CMX MIDI Audio MPEG 4 H 263 H 264 Video OpenGL ES 3D 2D Graphics Camera Processing EBI1 EBI2 Dual Memory Buses MSM6500 MSM Buffer Ref SBI Control SBI Control Tx_I Tx_Q Rx0_I Rx0_Q Rx1_I Rx1_Q Loop Filter for GPS VCTCXO NC T...

Страница 36: ...s operated by the control signal SLEEP from MSM6550A The Tx part LDO4 in PMIC is operated by the control signal IDLE from MSM6550A The TCXO part LDO5 in PMIC is operated by the control signal TCXO_EN from MSM6550A 2 3 6 Logic Part The logic part consists of internal CPU of MSM RAM MCP The MSM6550A receives TCXO 19 2MHz from the U1010 and controls the phone in CDMA modes The major components are as...

Страница 37: ... Part Trouble 4 1 1 DCN Rx Test Point Test Point 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 Mobile S W VCTCXO Quintplexer RFR6500 ...

Страница 38: ...nal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 1 1 Checking DC Power supply circuit PMIC Test Point Test Point C432 R431 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 39: ...ervice purposes Checking Flow Checking Flow Check C432 TP2 2 85 V_RX is OK Check R431 TP1 2 6V_MSMP2 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 ...

Страница 40: ...al Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 1 2 Checking VCTCXO circuit Test Point Test Point R111 C181 pin4 pin3 U107 Circuit Diagram Circuit Diagram TP2 TP1 ...

Страница 41: ... 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 85 V Refer to figure 4 1 1 b Replace U107 and then check R111 C181 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U107 pin3 TP1 Check U107 pin4 TP2 Waveform Waveform Figure 4 1 1 a Figure 4 1 1 b ...

Страница 42: ...se Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 1 3 Checking Control signal Test Point Test Point U108 pin49 SBST0 pin50 SBDT0 pin51 SBCK0 Circuit Diagram Circuit Diagram ...

Страница 43: ...Check if there is any major difference referring To Figure 4 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 U108 Check if there is any major difference referring To Figure 4 1 1 c d Control signal is Ok See next page to check RF signal path YES Replace Main B D Waveform Waveform Figure 4 1 1 c Figure 4 1 1 d ...

Страница 44: ...LG Electronics Inc All right reserved Only for training and service purposes 4 1 1 4 Checking RF signal path Mobile S W Quintplexer Test Point Test Point U100 Pin4 L101 C101 L132 DP100 PIN3 L114 C126 L118 C127 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 45: ... To Figure 4 1 1 e Is any signal detected at that point Start Replace U100 RF signal path is OK See next page to Rx I Q data signal NO YES YES Is any signal detected at that point Check L101 C101 L132 NO Check pin3 TP2 at DP100 Check if there is any major difference referring To Figure 4 1 1 f Is any signal detected at that point YES Replace DP100 NO YES Is any signal detected at that point Check ...

Страница 46: ... 45 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform U100 pin2 4 1 1 e DP100 pin3 4 1 1 f ...

Страница 47: ... Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 1 5 Checking Rx I Q data Test Point Test Point U108 Pin7 RX0_Q_M Pin8 RX0_Q_P Pin9 RX0_I_M Pin10 RX0_I_P Circuit Diagram Circuit Diagram ...

Страница 48: ...o Figure 4 1 1 h i Start Replace U 108 YES NO Redownload S W and then recalibrate the Main B D NO Check pin7 8 9 10 at U108 Check if there is any major difference referring To Figure 4 1 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 Waveform Waveform Pin 7 8 RX0_Q_M RX0_Q_P Pin 9 10 RX0_I_M RX0_I_P RX0_Q_P RX0_Q_M RX_Q_N RX0_I_P RX0_I_M RX_...

Страница 49: ...Test Point Mobile S W VCTCXO Quintplexer RFR6500 Checking 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 ...

Страница 50: ...nal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 2 1 Checking DC Power supply circuit PMIC Test Point Test Point C432 R431 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 51: ...ervice purposes Checking Flow Checking Flow Check C432 TP2 2 85 V_RX is OK Check R431 TP1 2 6V_MSMP2 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 ...

Страница 52: ...al Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 2 2 Checking VCTCXO circuit Test Point Test Point R111 C181 pin4 pin3 U107 Circuit Diagram Circuit Diagram TP2 TP1 ...

Страница 53: ... 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 85 V Refer to figure 4 1 2 b Replace U107 and then check R111 C181 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U107 pin3 TP1 Check U107 pin4 TP2 Waveform Waveform Figure 4 1 2 a Figure 4 1 2 b ...

Страница 54: ...se Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 2 3 Checking Control signal Test Point Test Point U108 pin49 SBST0 pin50 SBDT0 pin51 SBCK0 Circuit Diagram Circuit Diagram ...

Страница 55: ...Check if there is any major difference referring To Figure 4 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 U108 Check if there is any major difference referring To Figure 4 1 2 c d Control signal is Ok See next page to check RF signal path YES Replace Main B D Waveform Waveform Figure 4 1 2 c Figure 4 1 2 d ...

Страница 56: ...LG Electronics Inc All right reserved Only for training and service purposes 4 1 2 4 Checking RF signal path Mobile S W Quintplexer Test Point Test Point U100 Pin4 L101 C101 L132 DP100 PIN4 L107 C120 L115 C121 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 57: ... To Figure 4 1 2 e Is any signal detected at that point Start Replace U100 RF signal path is OK See next page to Rx I Q data signal NO YES YES Is any signal detected at that point Check L101 C101 L132 NO Check pin4 TP2 at DP100 Check if there is any major difference referring To Figure 4 1 2 f Is any signal detected at that point YES Replace DP100 NO YES Is any signal detected at that point Check ...

Страница 58: ... 57 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform 4 1 2 e U100 pin2 DP100 pin4 4 1 2 f ...

Страница 59: ... Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 1 2 5 Checking Rx I Q data Test Point Test Point U108 Pin7 RX0_Q_M Pin8 RX0_Q_P Pin9 RX0_I_M Pin10 RX0_I_P Circuit Diagram Circuit Diagram ...

Страница 60: ...o Figure 4 1 2 h i Start Replace U 108 YES NO Redownload S W and then recalibrate the Main B D NO Check pin7 8 9 10 at U108 Check if there is any major difference referring To Figure 4 1 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 Waveform Waveform Pin 7 8 RX0_Q_M RX0_Q_P Pin 9 10 RX0_I_M RX0_I_P RX0_Q_P RX0_Q_M RX_Q_N RX0_I_P RX0_I_M RX_...

Страница 61: ...XO Checking Flow 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 Redownload S W Cal NO 6 Check Quintplexer 7 Check Mobile Switch 3...

Страница 62: ...nal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 1 1 Checking DC Power supply circuit PMIC Test Point Test Point C435 R431 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 63: ...ervice purposes Checking Flow Checking Flow Check C435 TP2 2 85 V_TX is OK Check R431 TP1 2 6V_MSMP2 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 ...

Страница 64: ...al Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 1 2 Checking VCTCXO circuit Test Point Test Point R111 C181 pin4 pin3 U107 Circuit Diagram Circuit Diagram TP2 TP1 ...

Страница 65: ... 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 85 V Refer to figure 4 2 1 b Replace U107 and then check R111 C181 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U107 pin3 TP1 Check U107 pin4 TP2 Waveform Waveform Figure 4 2 1 a Figure 4 2 1 b ...

Страница 66: ... reserved Only for training and service purposes 4 2 1 3 Checking RFT6150 circuit Test Point Test Point CELL_OUT U109 PIN23 TX_ON SBCK0 SBDT0 SBST0 TX_Q_P PIN15 PIN 27 PIN 28 PIN 29 PIN 30 PIN 1 2 3 4 TCXO TX_Q_M TX_I_P TX_I_M Circuit Diagram Circuit Diagram TP1 TP2 TP3 TP4 TP5 ...

Страница 67: ... circuit is OK See next page YES Replace U109 YES Check I Q data TP2 at U109 Check if there is any major difference referring To Figure 4 2 1 d Is it similar Check U 202 MSM6550 NO YES Check TX_ON signal MSM NO Check pin2 3 4 TP5 at U109 Referring to Figure 4 2 1 f Is it similar YES Check SBI signal line MSM NO YES Check pin15 TP4 at U109 TCXO referring to Figure 4 2 1 e Is it similar Check TCXO c...

Страница 68: ...Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform Graph 4 2 1 c Graph 4 2 1 e RX0_Q_P RX0_Q_M RX0_I_P RX0_I_M Graph 4 2 1 d SBDT SBCK SBST SBCK Graph 4 2 1 f ...

Страница 69: ...Diagram Circuit Diagram F101 Checking Flow Checking Flow D_IN D_OUT Waveform Waveform Figure 4 2 1 h D_IN fed up with CW signal TP1 TP2 D_IN D_OUT U105 Dual PAM U109 RFT6150 Check pin1 TP1 at F101 Referring to Figure 4 2 1 g Is it similar Start Replace F 101 Check U109 RFT6150 YES NO Check pin9 TP2 at F101 Referring to Figure 4 2 1 h Is it similar RF Tx Dual SAW is OK YES Figure 4 2 1 g ...

Страница 70: ...Electronics Inc All right reserved Only for training and service purposes 4 2 1 5 Check Dual PAM DCN circuit Test Point Test Point RFOUT_CELL Circuit Diagram Circuit Diagram RFIN_CELL VBATT VMODE VEN_CELL VCCA U105 Dual PAM PCS Tx DCN Tx TP1 TP2 TP3 TP4 ...

Страница 71: ...any major difference referring To Figure 4 2 1 i Is it similar Start PAM circuit is OK See next page YES Replace U105 YES Check pin 4 11 TP3 at U105 Vcc whether it is higher than 3 4V Check Vcc line NO YES Check pin3 TP4 at U105 PA_R1 signal whether it is lower than 2 2V Check PA_R1 line NO YES Waveform Waveform RF_IN RFIN_CELL fed up with CW signal in low gain mode of PAM RFOUT_CELL Figure 4 2 1 ...

Страница 72: ...right 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 1 6 Check Quintplexer DCN Test Point Test Point ANT_PORT CELL_TX_PORT DP100 Quintplexer C115 U103 L132 TP3 Circuit Diagram Circuit Diagram TP3 TP2 ...

Страница 73: ...ng Flow Check TP1 TP2 at DP 100 Referring to Figure 4 2 1 j Is it similar Start Replace DP 100 U103 Quintplexer Coupler are OK YES NO Check TP2 TP3 at DP 100 Referring to Figure 4 2 1 j Is it similar Replace U103 coupler YES NO Check TP1 TP3 at DP 100 Referring to Figure 4 2 1 j Is it similar Replace DP100 Quintplexer YES NO Waveform Waveform Tx Port ANT Port Figure 4 2 1 j ...

Страница 74: ...ervice purposes 4 2 1 7 Check Mobile S W Test Point Test Point Circuit Diagram Circuit Diagram TP2 TP1 RF OUT RF IN Checking Flow Checking Flow Waveform Waveform Check pin2 TP1 1 TP2 at U100 Referring to Figure 4 2 1 k Is it similar Start Replace U100 Mobile S W is OK YES NO RF_IN ANT RF_OUT DUP Figure 4 2 1 k ...

Страница 75: ...m Circuit Diagram 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 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 Quintplexerr Redownload S W Cal NO 8 Check Mobile Switch 3 Check RFT615...

Страница 76: ...y Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 2 1 Checking DC Power supply circuit PMIC Test Point Test Point Test Point Test Point C435 R431 Circuit Diagram Circuit Diagram TP1 TP2 ...

Страница 77: ...ervice purposes Checking Flow Checking Flow Check C435 TP2 2 85 V_TX is OK Check R431 TP1 2 6V_MSMP2 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 ...

Страница 78: ...al Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 2 2 Checking VCTCXO circuit Test Point Test Point R111 C181 pin4 pin3 U107 Circuit Diagram Circuit Diagram TP2 TP1 ...

Страница 79: ... 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 85 V Refer to figure 4 2 2 b Replace U107 and then check R111 C181 YES Is it similar VCTCXO circuit is Ok See next page to check control signal YES Check U107 pin3 TP1 Check U107 pin4 TP2 Waveform Waveform Figure 4 2 2 a Figure 4 2 2 b ...

Страница 80: ... reserved Only for training and service purposes 4 2 2 3 Checking RFT6150 circuit Test Point Test Point CELL_OUT U109 PIN23 TX_ON SBCK0 SBDT0 SBST0 TX_Q_P PIN15 PIN 27 PIN 28 PIN 29 PIN 30 PIN 1 2 3 4 TCXO TX_Q_M TX_I_P TX_I_M Circuit Diagram Circuit Diagram TP1 TP2 TP3 TP4 TP5 ...

Страница 81: ... circuit is OK See next page YES Replace U109 YES Check I Q data TP2 at U109 Check if there is any major difference referring To Figure 4 2 2 d Is it similar Check U 202 MSM6550 NO YES Check TX_ON signal MSM NO Check pin2 3 4 TP5 at U109 Referring to Figure 4 2 2 f Is it similar YES Check SBI signal line MSM NO YES Check pin15 TP4 at U109 TCXO referring to Figure 4 2 2 e Is it similar Check TCXO c...

Страница 82: ...Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Waveform Waveform Graph 4 2 2 c Graph 4 2 2 e RX0_Q_P RX0_Q_M RX0_I_P RX0_I_M Graph 4 2 2 d SBDT SBCK SBST SBCK Graph 4 2 2 f ...

Страница 83: ...agram Circuit Diagram F101 Checking Flow Checking Flow P_IN P_OUT Waveform Waveform Figure 4 2 2 h D_IN fed up with CW signal P_IN P_OUT U105 Dual PAM U109 RFT6150 TP1 TP2 Check pin4 TP1 at F101 Referring to Figure 4 2 2 g Is it similar Start Replace F 101 Check U109 RFT6150 YES NO Check pin6 TP2 at F101 Referring to Figure 4 2 2 h Is it similar RF Tx Dual SAW is OK YES Figure 4 2 2 g ...

Страница 84: ...lectronics Inc All right reserved Only for training and service purposes 4 2 2 5 Check Dual PAM PCS circuit Test Point Test Point RFOUT_PCS Circuit Diagram Circuit Diagram VBATT VCCA VCC U105 Dual PAM VMODE RFIN_PCS VEN_PCS PCS Tx DCN Tx TP1 TP2 TP3 TP4 ...

Страница 85: ... is any major difference referring To Figure 4 2 2 i Is it similar Start PAM circuit is OK See next page YES Replace U105 YES Check pin 4 11 TP3 at U105 Vcc whether it is higher than 3 4V Check Vcc line NO YES Check pin3 TP4 at U105 PA_R1 signal whether it is lower than 2 2V Check PA_R1 line NO YES Waveform Waveform RFIN_PCS fed up with CW signal in low gain mode of PAM RFOUT_PCS Figure 4 2 2 i ...

Страница 86: ...yright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 2 2 6 Check Quinplexer PCS Test Point Test Point ANT_PORT PCS_TX_PORT DP100 Quintplexer C116 U102 L132 TP3 Circuit Diagram Circuit Diagram TP1 TP3 ...

Страница 87: ...P1 TP2 at DP 100 Referring to Figure 4 2 2 j Is it similar Start Replace DP 100 U102 Quintplexer Coupler are OK YES NO Check TP2 TP3 at DP 100 Referring to Figure 4 2 2 j Is it similar Replace U102 coupler YES NO Check TP1 TP3 at DP 100 Referring to Figure 4 2 2 j Is it similar Replace DP100 Quintplexer YES NO Waveform Waveform Tx Port ANT Port Figure 4 2 2 j ...

Страница 88: ...ervice purposes 4 2 2 7 Check Mobile S W Test Point Test Point Circuit Diagram Circuit Diagram TP2 TP1 RF OUT RF IN Checking Flow Checking Flow Waveform Waveform Check pin2 TP1 1 TP2 at U100 Referring to Figure 4 2 2 k Is it similar Start Replace U100 Mobile S W is OK YES NO RF_IN ANT RF_OUT DUP Figure 4 2 2 k ...

Страница 89: ...4 3 Logic Part Trouble Shooting 4 3 1 Power 4 3 1 1 Power On Trouble Circuit Diagram Circuit Diagram 2 85V_TCXO 1 275V_MSMC 1 85V_MSMP1 2 6V_MSMP2 R431 L401 L400 R435 2 6V_MSMA R437 C423 VPWR R409 PS_HOLD VBATT Test point Test point VPWR 1 275V_MSMC PS_HOLD 2 85V_TCXO 2 6V_MSMA 2 6V_MSMP2 U401 U107 TCXO_OUT VBATT 1 85V_MSMP1 ...

Страница 90: ...rt at U401 Charge of Change Battery and try again NO NO NO YES YES YES NO 1 275V_MSMC 1 85V_MSMP1 2 6V_MSMP2 2 6V_MSMA 2 85V_TCXO Is the frequency of TCXO U107 19 2Mhz Replace TCXO U107 Check the VPWR voltage 3 4V NO YES Replace MSM U202 Confirm VBATT Line Replace PMIC U401 Logic level at PS_HOLD Of U401 High Does it work properly NO YES download software try again Change the board Change the boar...

Страница 91: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 1 2 Charging Trouble Circuit Diagram Circuit Diagram Test point Test point VCHAR USB_DETECT VBATT CON603 VBATT VCHAR USB_DETECT CON603 Q602 ...

Страница 92: ...t of order YES NO YES NO NO YES Charging Connector CON603 Well soldered Re soldering CON603 VCHAR D602 5V USB_DECT C646 If connect USB Cable 2 6V If connect TA 0V Replace Q602 Battery Change Does it work properly YES The battery may have the problem Check VBATT Voltage 3 4V NO Replace PMIC U401 NO download software try again Does it work properly The battery may have the problem NO YES Charging wi...

Страница 93: ...r training and service purposes 4 3 2 LCD 4 3 2 1 LCD Trouble Check point The assembly status of the LCD Module The assembly status of the main connector The Soldering of connector Circuit Diagram Circuit Diagram F509 F505 F503 F508 F504 F506 Test point Test point F505 F509 F506 F504 F508 F503 ...

Страница 94: ...e LCD FPCB Check the C431 2 85V and C406 1 85V of PMIC Voltage Change the LCD FPCB Replace PMIC U401 YES NO YES NO NO NO NO YES YES YES Check the LCD Signal Line F503 F504 F505 F506 F508 F509 Change the LCD Module Check CON 501 soldering Does LCD work properly Check the Control Signal LCD Data 0 15 Reset LCD_CS LCD_WE Re solder CON 501 LCD Display will work properly ...

Страница 95: ...9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 3 Camera 4 3 3 1 Camera Trouble Circuit Diagram Circuit Diagram Test point Test point ...

Страница 96: ... 95 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Checking Flow Checking Flow ...

Страница 97: ... 96 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Camera Trouble Circuit Diagram Circuit Diagram ...

Страница 98: ... 97 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Test point Test point Checking Flow Checking Flow ...

Страница 99: ...t 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 4 Audio 4 3 4 1 Speaker Trouble Circuit Diagram Circuit Diagram Test point Test point C314 SPK_L R306 VPWR R301 HPH_L R302 HPH_R C315 SPK_R U301 Audio Amp ...

Страница 100: ...6 is Check audio signal at R301 R302 Check the state of contact of speaker Speakerwill work properly YES NO NO YES Replace MSM or Main Board Check the soldering at R301 R302 Resolder R301 R302 Replace speaker NO YES YES Replace U301 NO NO YES YES about 3 4 4 2V NO Check the Battery Voltage Check audio signal at C314 C315 Check the soldering at C314 C315 Resolder C314 C315 ...

Страница 101: ...0 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 4 2 Receiver Trouble Circuit Diagram Circuit Diagram Test point Test point L501 RCV L502 RCV ...

Страница 102: ... L502 Check whether the internal lines of FPCB are open or not between the pin 62 63 of 70pin connector and the receiver pad RCV RCV Replace FPCB Receiver will work properly YES YES NO NO Replace MSM or Main B D Check the soldering at L501 L502 Resolder L501 L502 Check the signal at RCV RCV pad NO YES YES Replace Receiver Check the soldering of receiver Resolder receiver NO NO YES YES ...

Страница 103: ... 102 VX9100 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Circuit Diagram Circuit Diagram 4 3 4 3 Headset Trouble EAR JACK AUDIO AMP ...

Страница 104: ...GE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Test point Test point R301 HPH_L R302 HPH_R U301 Audio Amp EARJACK_R EAR_JACK_SENSE EAR_MIC EARJACK_L ...

Страница 105: ...ou hear your voice from headset NO YES YES Insert the headset to ear jack Does the audio profile of the phone change to the headset Mode 1 Headset detect problem Change headset and try again Can you hear the Sound from headset Set the audio part of the test equipment to continuous wave mode Can you hear your voice from headset Headset will work properly 4 3 2 Headset receiving path problem Headset...

Страница 106: ...path problem Checking Flow Headset receiving path problem Check the audio signal at R301 R302 Check the audio signal at C320 C321 YES YES NO NO Redownload S W Check the soldering at R301 R302 YES NO YES 2 Check the soldering of CON300 Resolder CON300 NO Replace Main B D Resolder U301 with heat gun Replace U301 NO Resolder R301 R302 NO Replace MSM or B D YES ...

Страница 107: ...ecking Flow Headset detect problem Checking Flow Headset detect problem Check the voltage at pin4 of CON300Whether its range is 1 8 2 2V YES NO YES 1 Check the soldering of CON300 NO YES Replace CON300 When Headset is inserted Check EAR_JACK_SENSE is low NO YES Redownload S W Resolder CON300 with heat gun 4 NO Replace MSM or B D ...

Страница 108: ... and service purposes Checking Flow Headset sending path problem Checking Flow Headset sending path problem Level of pin1 of CON300 Is 1 8 2 20V Does it work Does it work well No No Yes No Yes Yes Resolder CON300 Download SW Change main board 3 4 Check the soldering at C209 C210 NO Resolder C209 C210 Yes ...

Страница 109: ...LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Circuit Diagram Circuit Diagram 4 3 4 4 MIC Trouble Test point Test point MIC Network R201 MIC_BIAS ...

Страница 110: ...hecking Flow Checking Flow START Check the voltage level at R210 Whether its range is 1 5 2 0V Check the signal level at Each side of MIC Check the soldering of MIC network Resolder M200 MIC will work properly YES YES NO NO YES Replace MSM or Main B D Check the soldering at R210 Resolder R210 YES NO YES NO Resolder MIC network ...

Страница 111: ...cs Inc All right reserved Only for training and service purposes 4 3 5 Backlight 4 3 6 1 Numeric key backlight Circuit Diagram Circuit Diagram VPWR BASE of Switching Tr Collector of Switching TR Test point Test point Collector of Switching TR BASE of Switching Tr ...

Страница 112: ... training and service purposes Checking Flow Checking Flow START Is the voltage level of VPWR 3 3 4 2V Is Q305 Working Charge battery Main key backlight will work properly YES NO NO YES Are all LEDs working NO YES YES Check the soldering of each R andLEDS or replace if not wor king Replace Q 305 ...

Страница 113: ...Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 5 2 Main Sub LCD backlight Circuit Diagram Circuit Diagram C511 CP_RESET LCD_BL_OUT U500 Test point Test point CP_RESET LCD_BL_OUT ...

Страница 114: ...TART Replace SubPMIC U500 Main key backlight will work properly YES NO NO YES Check LCD_BL_OUT 4V 5V NO YES Check the Connector CON501 Change FPCB Check the LCD Connector Change LCD LCD Change Does it work properly The LCD may have the problem Check the CP_RESET C511 2 6V NO Redownload the software Does it work properly Replace MSM U202 YES NO YES YES NO ...

Страница 115: ...Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 3 6 Vibrator Circuit Diagram Circuit Diagram 3 0V_MOTOR Test point Test point 3 0V_MOTOR Motor Motor 3 0V ...

Страница 116: ...ce purposes Checking Flow Checking Flow Setting ON at the motor test of test mode 3 0V_MOTOR Voltage 3 0V Replace Vibrator Not Good Not Good YES Good Good NO Start The vibrator will Work properly Change the Sub PMIC U500 Check the FPCB Resolder Vibrator Conenction Check the Vibrator s Connection Change the FPCB YES ...

Страница 117: ...LG Electronics Inc All right reserved Only for training and service purposes 4 4 Bluetooth Part Trouble Test Point Test Point C602 TP2 Pin No 9 of U600 TP4 C601 TP3 C605 TP1 U600 Pin No 9 TP4 C605 TP1 C601 TP3 C524 TP2 Circuit Diagram Circuit Diagram ...

Страница 118: ...3 Press 3 Bluetooth FCC 4 Press 8 DUT Mode YES Compare with Figure 1 Is it similar NO NO Check VDD_MSM 2 6V_MSMP2 is OK Check VDD_BAT 2 85V_BT is OK NO Compare with Figure 2 Normal signal is 12MHz CLK_Ref is OK NO Bluetooth will work properly Check VCTCXO circuit There is a problem with PMIC Refer to Logic Troubleshoot There is a problem with PMIC Refer to Logic Troubleshoot Replace U600 YES YES Y...

Страница 119: ...earch developed this updated Standard In March 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 ma...

Страница 120: ...e to external 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 ...

Страница 121: ...es using 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...

Страница 122: ... on the Access 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...

Страница 123: ... 9 See also 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 gener...

Страница 124: ... Cyclic 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 ps...

Страница 125: ...See Electronic 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...

Страница 126: ...handoff 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 on...

Страница 127: ...rmation 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 messa...

Страница 128: ...up of base 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...

Страница 129: ... pages from 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 ...

Страница 130: ...aracterized 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 i...

Страница 131: ...acquisition 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 t...

Страница 132: ...ation must 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...

Страница 133: ...RANDU instead 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 frequen...

Страница 134: ...Use Only 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 ...

Страница 135: ...1 VX9100 Assembly Disassembly Diagram ...

Страница 136: ......

Страница 137: ......

Страница 138: ...2 VX9100 Block Circuit Diagram Main Key Pad FPCB ...

Страница 139: ...Block Diagram ...

Страница 140: ... I F SD SDIO USB On The Go UART1 UART2 RUIM1 Connectivity UART3 RUIM2 MP3 AAC EVRC QCELP AMR CMX MIDI Audio MPEG 4 H 263 H 264 Video OpenGL ES 3D 2D Graphics Camera Processing EBI1 EBI2 Dual Memory Buses MSM6500 MSM Buffer Ref SBI Control SBI Control Tx_I Tx_Q Rx0_I Rx0_Q Rx1_I Rx1_Q Loop Filter for GPS VCTCXO NC Tx RF Dual SAW Rx RF Dual SAW Bluetooth RF Module Bluetooth v1 1 Audio Sub System MAX...

Страница 141: ...Circuit Diagram Main Key Pad ...

Страница 142: ...Main Board Circuit ...

Страница 143: ...118 82n L119 33n L124 33n L125 100n AWT6321R U105 VEN_CELL 1 RFIN_CELL 2 VMODE 3 VBATT 4 GND1 5 RFIN_PCS 6 VEN_PCS 7 RFOUT_PCS 8 GND2 9 GND3 10 VCCA 11 VCC 12 RFOUT_CELL 13 GND4 14 G_SLUG 15 L110 DNI L116 DNI L112 DNI L129 DNI ALM 1412 U101 1 RF_IN 2 S_D 3 GND 4 FIL_OUT 5 VDD AAT4280IJS 3 TI U104 1 IN_1 2 OUT 3 ON OFF 4 GND 5 IN_2 6 IN_3 7 IN_4 8 IN_5 RFR6500 U108 46 TCXO 29 CELL0_LNA_OUT 28 PCS0_...

Страница 144: ...A2 15 AC13 A2 14 AA13 A2 13 AF12 A2 12 AE12 A2 11 AC12 A2 10 AA12 A2 9 W12 A2 8 T12 A2 7 AC11 A2 6 AA11 A2 5 AC10 A2 4 W11 A2 3 AF9 A2 2 AE9 A2 1 AA10 D2 15 AC9 D2 14 W10 D2 13 AA9 D2 12 AE7 D2 11 AC8 D2 10 W9 D2 9 AA8 D2 8 AC7 D2 7 AF5 D2 6 AA7 D2 5 AE5 D2 4 AC6 D2 3 AE4 D2 2 AF3 D2 1 AC5 D2 0 V8 GPIO 75 SDRAM1_DQM 3 W4 GPIO 74 V6 GPIO 73 Y2 GPIO 72 Y1 GPIO 71 E1 GPIO 70 R11 GPIO 69 V4 GPIO 68 U6...

Страница 145: ... G4 DQ17 F4 DQ18 E4 DQ19 F5 DQ20 H3 DQ21 H4 DQ22 E6 DQ23 F7 DQ24 F6 DQ25 D5 DQ26 E8 DQ27 D6 DQ28 D8 DQ29 D7 DQ30 C8 DQ31 C7 VSSN0 C5 VSSN1 P6 VSSQ0 J9 VSSQ1 K10 VSSQ2 L10 VSSQ3 M9 VSSQ4 N10 VSSQ5 C10 VSSQ6 D9 VSSQ7 E10 VSSQ8 F9 VSSQ9 G10 VDDQ0 J10 VDDQ1 K9 VDDQ2 L9 VDDQ3 M10 VDDQ4 N9 VDDQ5 C9 VDDQ6 D10 VDDQ7 E9 VDDQ8 F10 VDDQ9 G9 VSS0 B9 VSS1 C1 VSS2 H9 VSS3 J1 VSS4 P9 VSS5 M2 VDD0 B8 VDD1 D1 VDD2...

Страница 146: ... G7 MIPF2016D2R2 L400 1 2 MIPF2016D2R2 L401 1 2 C426 4 7u 1608 C428 10u 1608 C406 10u 1608 C405 10u 1608 C404 10u 1608 C423 10u 1608 LEWWS44PA LED401 1 2 LEWWS44PA LED402 1 2 LEWWS44PA LED403 1 2 VBATT C440 DNI U402 PP2106M1 1 TEST 2 SEL_28P 3 P57 4 P56 5 P55 6 P17 7 P15 8 GND1 9 P54 10 P53 11 P52 12 P51 13 P50 14 P47 15 P46 16 P45 17 P44 18 P43 19 P42 20 P41 21 P40 22 P10 23 VDD 24 CLK_SEL 25 XO ...

Страница 147: ... 2 IN2 3 IN3 4 IN4 5 GND 6 OUT4 7 OUT3 8 OUT2 9 OUT1 10 ICVE10184E150R101FR F507 1 IN1 2 IN2 3 IN3 4 IN4 5 GND 6 OUT4 7 OUT3 8 OUT2 9 OUT1 10 ICVE10184E150R101FR F505 1 IN1 2 IN2 3 IN3 4 IN4 5 GND 6 OUT4 7 OUT3 8 OUT2 9 OUT1 10 ICVE10184E150R101FR F503 1 IN1 2 IN2 3 IN3 4 IN4 5 GND 6 OUT4 7 OUT3 8 OUT2 9 OUT1 10 ICVE10184E150R101FR F508 1 IN1 2 IN2 3 IN3 4 IN4 5 GND 6 OUT4 7 OUT3 8 OUT2 9 OUT1 10 ...

Страница 148: ...2 2u 1608 33u C610 TCTAL1A336M8R 3216 SIDEKEY_5PIN_MAIN CON601 1 2 3 4 5 HSBC 4PT25 17 CON602 1 2 3 4 5 DUMMY1 6 DUMMY2 7 DUMMY3 R643 DNI R632 200k 1 R633 DNI ACS2450HBACU5 ANT600 1 ANT 2 GND1 3 GND2 KTC4075E Q602 1 E 3 C 2 B USB_DETECT 2 6V_MSMP2 R648 47k FOLDER_ON_SW VPWR C615 1u RB551V 30TE 17 D601 1 2 R657 DNI R658 10k FOLDER_OPEN EXT_CAM_ON C612 10u 1608 C646 100n SDB1040 D602 1 2 C601 4 7u 2...

Страница 149: ...Keypad Circuit ...

Страница 150: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 G1 52 G2 53 G3 54 G4 KYPD 1 KYPD 3 KYPD 5 KYPD 7 KYPD 9 KYPD 11 KYPD 13 KYPD 15 KYPD 17 SPK_L SPK_L SUB_KEY_LED_EN FOLDER_ON_SW 3 0V_MOTOR VPWR R114 100 R116 100 SW110 1 2 SW104 1 2 SW100 1 2 SW101 1 2 SW106 1 2 SW109 1 2 SW117 1 2 SW108 1 2 SW118 1 2 SW11...

Страница 151: ...3 VX9100 Part List Main Key Pad FPCB ...

Страница 152: ... ECCH0001001 6 8 pF 50V C NP0 TC 1005 R TP C1005COG1H6R8DT C114 INDUCTOR CHIP ELCH0004721 2 2 nH S 1005 R TP 1005GC2T2N2S00 C115 CAP CERAMIC CHIP ECCH0000104 3 pF 50V C NP0 TC 1005 R TP MCH155A030C C116 CAP CHIP MAKER ECZH0000822 1 5 pF 50V C NP0 TC 1005 R TP C1005C0G1H1R5CT C119 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP C1005C0G1H330JT C120 CAP CHIP MAKER ECZH0000841 56 pF 50V J NP0...

Страница 153: ...N102KK C182 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C183 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C184 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C185 CAP CERAMIC CHIP ECCH0000163 47 nF 10V K X5R HD 1005 R TP C1005X5R473KDT C187 CAP CERAMIC CHIP ECCH0000133 220 pF 50V K X7R HD 1005 R TP C1005X7R1H221K...

Страница 154: ...6X7R104K10PT C313 CAP CHIP MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP GRM39X5R105K25PT C316 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C317 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP MCH153CN103KK C318 CAP TANTAL CHIP ECTH0004801 10 uF 6 3V M STD 1608 R TP TCM0J106M8R C319 CAP CHIP MAKER ECZH0001121 470 pF 50V K X7R HD 1005 R TP C1005X7R1H471KT C324...

Страница 155: ...M36X7R104K10PT C520 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP GRM36X7R104K10PT C528 CAP CERAMIC CHIP ECCH0005604 10 uF 6 3V M X5R TC 1608 R TP GRM188R60J106ME47D C529 CAP CHIP MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP GRM39X5R105K25PT C530 CAP CHIP MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP GRM39X5R105K25PT C531 CAP CHIP MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP GRM39X5R1...

Страница 156: ...8 INDUCTOR CHIP ELCH0004701 12 nH J 1005 R TP 1005GC2T12NJ00 L109 INDUCTOR CHIP ELCH0004703 1 nH S 1005 R TP 1005GC2T1N0S00 L114 INDUCTOR CHIP ELCH0004718 5 6 nH S 1005 R TP 1005GC2T5N6S00 L115 INDUCTOR CHIP ELCH0004715 27 nH J 1005 R TP 1005GC2T27NJ00 L117 INDUCTOR CHIP ELCH0001531 5 6 nH J 1608 R TP LL1608 FH5N6J L118 INDUCTOR CHIP ELCH0004717 82 nH J 1005 R TP 1005GC2T82NJ00 L119 INDUCTOR CHIP ...

Страница 157: ... MCR01MZSJ103 R217 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP MCR01MZSJ103 R218 RES CHIP MAKER ERHZ0000494 510 Kohm 1 16W J 1005 R TP MCR01MZSJ514 R221 RES CHIP MAKER ERHZ0000281 39 2 Kohm 1 16W F 1005 R TP MCR01MZSF3922 R222 RES CHIP MAKER ERHZ0000204 100 Kohm 1 16W F 1005 R TP MCR01MZSF1003 R223 THERMISTOR SETY0001401 NTC 68 Kohm SMD NCP18WD683E03RB R224 RES CHIP MAKER ERHZ0000222 150 ...

Страница 158: ...1 16W F 1005 R TP MCR01MZSF2003 R638 VARISTOR SEVY0005403 18 V 30 SMD 27pF 1005 ICVS0518270FR R639 VARISTOR SEVY0005403 18 V 30 SMD 27pF 1005 ICVS0518270FR R640 VARISTOR SEVY0005403 18 V 30 SMD 27pF 1005 ICVS0518270FR R646 RES CHIP MAKER ERHZ0000423 150 Kohm 1 16W J 1005 R TP MCR01MZSJ154 R647 RES CHIP MAKER ERHZ0000487 470 Kohm 1 16W J 1005 R TP MCR01MZSJ474 R648 RES CHIP MAKER ERHZ0000486 47 Koh...

Страница 159: ...MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP MCR01MZSJ471 R103 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP MCR01MZSJ471 R104 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP MCR01MZSJ471 R106 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP MCR01MZSJ471 R107 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP MCR01MZSJ471 R108 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP M...

Страница 160: ...ACD0057201 CON102 CONNECTOR BOARD TO BOARD ENBY0022401 50 PIN 0 4 mm ETC H 0 9 Header AXK8L50125BG SACC00 PCB ASSY FLEXIBLE SMT BOTTSACC0044701 CON100 CONNECTOR BOARD TO BOARD ENBY0043101 70 PIN 0 4 mm STRAIGHT 0 40MM STRAIGHT M AXT670124 CON101 CONNECTOR BOARD TO BOARD ENBY0022401 50 PIN 0 4 mm ETC H 0 9 Header AXK8L50125BG VX9100 FPCB Component List ...

Страница 161: ...4 VX9100 Component Layout ...

Страница 162: ... SW437 SW438 SW439 SW440 SW441 SW442 SW443 SW444 SW445 SW446 SW447 SW448 SW449 R620 R622R624 SW450 R625 SW451 SW452 CON601 C607 C609 R459 R460 U602 LED401 LED402 LED403 LED404 LED405 SW400 SW401 SW402 SW403 SW404 SW405 SW406 SW407 SW408 SW409 SW600 SW410 SW411 SW412 SW413 SW414 SW415 SW416 SW417 SW418 SW419 ...

Страница 163: ...10 ANT101 ANT102 L112 L113 L114 L115 L116 L117 L118 L501 L119 L502 L120 L121 L122 L123 L124 L125 L126 L129 L130 L132 L133 L134 L135 R101 R103 R104 R105 R106 R107 R108 R109 R300 R301 R302 R303 R304 R110 R305 R111 R112 R306 R113 R114 R115 R116 R117 R500 R501 R119 R504 R506 R507 R120 R121 R509 R122 R123 R124 R125 R126 R127 R510 R128 R129 R511 U200 U201 U202 R324 R325 R520 U401 R521 U402 C101 C102 C10...

Страница 164: ...5 VX9100 BGA Pin Map ...

Страница 165: ...BOTTOM VIEW Unit mm USED NOT USED 1 MSM6550A U202 A1 Index Mark ...

Страница 166: ...2 HYC0SGH0MF3P 6S60E U300 Unit mm A1 Index Mark USED NOT USED BOTTOM VIEW All Pins assigned to Logic Signal and GND ...

Страница 167: ...3 MAX9775EBX T U301 TOP VIEW USED NOT USED ...

Страница 168: ...4 LP3922 U401 USED NOT USED BOTTOM VIEW ...

Страница 169: ...5 BD6085GUL U500 USED NOT USED BOTTOM VIEW ...

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