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CON401

ENZY0018201

4 PIN,3.0 mm,ETC , ,Hard Pack Vertical

CONNECTOR,ETC

1

CON402

ENRY0006001

18 PIN,0.4 mm,ETC , ,H=2.5

CONNECTOR,I/O

1

CON403

ENBY0040901

50 PIN, mm,ETC , , ,; , ,0.40MM ,STRAIGHT ,FEMALE ,SMD ,R/TP ,3.5 ,

CONNECTOR,BOARD T 1

CON404

ENBY0020402

60 PIN,0.4 mm,STRAIGHT ,AU ,STACKING HEIGHT 0.9 / SOCKET FOR KEYPAD TOCONNECTOR,BOARD T 1

D402

EDSY0010701

3.6*1.6*1.1 ,30 V,12 A,R/TP ,Schottky Barrier Diode

DIODE,SWITCHING

1

D403

EDTY0008602

SOD-323 ,13.3 V,400 W,R/TP ,PB-FREE

DIODE,TVS

1

F404

SFEY0013201

SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 100ohm

FILTER,EMI/POWER

1

F405

SFEY0013201

SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 100ohm

FILTER,EMI/POWER

1

F407

SFEY0013201

SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 100ohm

FILTER,EMI/POWER

1

F408

SFEY0013201

SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 100ohm

FILTER,EMI/POWER

1

F410

SFEY0013201

SMD ,1608 ,EMI-ESD Filter, 4ch, 14V, 15pF, 100ohm

FILTER,EMI/POWER

1

L302

SFBH0000903

600 ohm,1005 ,

FILTER,BEAD,CHIP

1

R1030

ERHZ0000401

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

RES,CHIP,MAKER

1

R1031

ERHZ0000401

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

RES,CHIP,MAKER

1

R202

ERHZ0000204

100 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R204

ERHZ0000315

75 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R208

ERHZ0000405

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

RES,CHIP,MAKER

1

R209

ERHZ0000486

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

RES,CHIP,MAKER

1

R210

ERHZ0000231

180 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R211

ERHZ0000231

180 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R212

ERHZ0000203

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

RES,CHIP,MAKER

1

R213

ERHZ0000203

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

RES,CHIP,MAKER

1

R214

ERHZ0000296

510 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R216

ERHZ0000529

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

RES,CHIP,MAKER

1

R217

ERHZ0000529

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

RES,CHIP,MAKER

1

R218

ERHZ0000405

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

RES,CHIP,MAKER

1

R222

ERHZ0000486

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

RES,CHIP,MAKER

1

R224

ERHZ0000401

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

RES,CHIP,MAKER

1

R306

ERHZ0000402

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

RES,CHIP,MAKER

1

R307

ERHZ0000402

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

RES,CHIP,MAKER

1

R311

ERHZ0000405

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

RES,CHIP,MAKER

1

R312

ERHZ0000325

24 ohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R403

ERHZ0000244

22 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R404

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

VARISTOR

1

R405

ERHZ0000404

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

RES,CHIP,MAKER

1

R406

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

VARISTOR

1

R407

SEVY0005403

18 V,30% ,SMD ,27pF,1005

VARISTOR

1

R408

SEVY0005403

18 V,30% ,SMD ,27pF,1005

VARISTOR

1

R409

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

VARISTOR

1

R410

ERHZ0000499

5600 ohm,1/16W ,J ,1005 ,R/TP

RES,CHIP,MAKER

1

R411

SEVY0003601

5.6 V, ,SMD ,100pF, 1005

VARISTOR

1

R412

ERHZ0000288

470 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R413

ERHZ0000312

68 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R414

ERHZ0000318

80.6 Kohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

R415

ERHZ0000404

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

RES,CHIP,MAKER

1

R416

ERHZ0000404

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

RES,CHIP,MAKER

1

R423

ERHY0003301

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

RES,CHIP

1

R424

ERHZ0000405

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

RES,CHIP,MAKER

1

R471

ERHZ0000243

2200 ohm,1/16W ,F ,1005 ,R/TP

RES,CHIP,MAKER

1

U201

EUSY0216903

CSP ,409 PIN,R/TP ,CDMA EVDO BASE BAND

IC

1

U304

EUSY0259903

Memory, 1GND(70nm)+512SD(90nm), 2.8V ,149 PIN,R/TP ,10X14X1.4

IC

1

U402

EQFP0006301

chipFET ,1.3 W,-20 V,3.9 A,R/TP ,8 PIN (Pb-free)

TR,FET,P-CHANNEL

1

VR401

SEVY0006203

18 V, ,SMD ,PB-FREE(4 CH)

VARISTOR

1

X201

EXXY0018701

32.768 KHz,20 PPM,12.5 pF,70 Kohm,SMD ,3.2*1.5*0.9 ,

X-TAL

1

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Содержание PX8700

Страница 1: ...Voltage and Current Value of Termination Part Amplifier Catalogue included MODE Part Name Voltage Current Power CELLULAR AWT6310R 4 2V 600mA 0 20W PCS AWT6310R 4 2V 600mA 0 20W 6 Functions of Major Semi Conductors Classification Function MSM6550 Terminal operation control and digital signal processing Memory MCP HYI0UGG0MF1P 6SS0E Flash Memory 1Mbit SDRAM 512Mbit Storing of terminal operation prog...

Страница 2: ...PX8700 LG Electronics Inc 2 CDMA Mobile Subscriber Unit PX8700 TRI BAND CDMA PCS Cellular GPS CDMA MOBILE PHONE SERVICE MANUAL ...

Страница 3: ... Advantages of CDMA Mobile Phone 6 3 Specification 9 4 Installation 14 CHPATER 2 NAM Input Method 1 NAM Program Method and Telephone Number Inputting Method 16 CHAPTER 3 Circuit Description 1 RF Transmit Receive Part 26 2 Digital Voice Processing Part 33 CHAPTER 4 Trouble Shooting 37 CHAPTER 5 Safety 88 CHAPTER 6 Glossary 91 APPENDIX 103 ...

Страница 4: ...ific 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 consists of MSO Mobile Switching Office BSC Base Station Controller BTS B...

Страница 5: ...vironment 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 person to talk alternately or provide a separate room for each person when two pers...

Страница 6: ...ansmit 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 reduced unless the maximum accommodation cap...

Страница 7: ... 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 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 P...

Страница 8: ...ted 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...

Страница 9: ...0 mA 24 dBm PCS 1 mA 120 150 mA 700 mA 24 dBm 3 1 5 Operating Temperature 20 C 60 C 3 1 6 Frequency Stability 1 CDMA 0 5PPM 2 PCS 0 1PPM 3 1 7 Antenna Intenna Type 50 Ω 3 1 8 Size and Weight 1 Size 97 H 49 5 W 13 6 D mm 2 Weight 110 g Approximately with standard battery 3 1 9 Channel Spacing 1 CELLULAR 1 25MHz 2 PCS 1 25 MHz 3 1 10 Battery Type Capacity and Operating Time Unit Hours Minutes Standa...

Страница 10: ...de 3 2 4 Selectivity 1 CELLULAR 3dB C N Degration With Fch 1 25 kHz 30dBm 2 PCS 3dB C N Degration With Fch 1 25 kHz 30dBm 3 2 5 Spurious Wave Suppression Maximum of 80dB 3 2 6 CDMA Input Signal Range z Dynamic area of more than 104 25 dB 79dB at the 1 23MHz band 3 3 Transmit Specification 3 3 1 Frequency Range 1 CELLULAR 824 820MHz 848 190MHz 2 PCS 1850 MHz 1910 MHz 3 3 2 Output Power 1 CELLULAR 0...

Страница 11: ...equency 3 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 3 4 2 PCS mode Ch Center Freq MHz Ch Center Freq MHz Ch Center Freq MHz 25 1851 25 425 1871 25 ...

Страница 12: ...nter 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 3 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 50 450 1952 5...

Страница 13: ... 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 3 5 3 GPS mode 1575 42 MHz 3 5 4 Bluetooth mode 2400 MHz 2483 5 MHz 3 6 AC Adaptor See Appendix 3 7 Cigar Lighter Charger See Appendix 3 7 Hands Free Kit See Appendix ...

Страница 14: ... a generous distance from the speaker 4 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 braket on the selected area Then with the four machine screws provided mount the counterpart on t...

Страница 15: ...he 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 4 3 5 2 Antenna Cable Connection Connect the antenna coupler cable connector from the cradle to the external antenna connector Antenna is not included ...

Страница 16: ...and Telephone Number Inputting Method 1 Press menu 0 000000 2 Press 1 key for entering Service Prg Usually pressing Soft Key 1 will save the change To exit Service Program press END key CHAPTER 2 NAM Input Method Inputting of telephone numbers included ...

Страница 17: ... to exit Service Programming 2 2 NAM1 Phone Number MDN You can edit NAM1 Phone Number MDN Press soft key 1 to edit more NAM1 items Press soft key 2 to edit previous NAM1 items 2 3 NAM1 Phone Number MIN You can edit NAM1 Phone Number MIN Press soft key 1 to edit more NAM1 items Press soft key 2 to edit previous NAM1 items ...

Страница 18: ... edit previous NAM1 items 2 5 NAM1 Name You can edit NAM1 Name Press OK to edit more NAM1 items Press Soft Key 1 to edit NAM1 Name Press Soft Key 2 to edit previous NAM1 items 2 6 More NAM1 Programming You can decide to edit more NAM1 items Press Soft Key 1 to exit Service Programming Press Soft Key 2 to edit more advanced NAM1 items ...

Страница 19: ...ems Press Soft Key 2 to edit previous NAM1 items 2 8 NAM1 MCC You can edit NAM1 Mobile Country Code Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items 2 9 NAM1 NMSID You can edit NAM1 NMSID Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items ...

Страница 20: ...Press Soft Key 2 to edit previous NAM1 items 2 11 NAM1 True IMSI NMSID You can edit NAM1 True IMSI NMSID Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items 2 12 NAM1 PRL Enabled You can see NAM1 PRL Enabled Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items ...

Страница 21: ...ft Key 2 to edit previous NAM1 items 2 14 NAM1 CDMA Pri CH A You can edit NAM1 CDMA Primary Channel A Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items 2 15 NAM1 CDMA Sec CH A You can edit NAM1 CDMA Secondary Channel A Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items ...

Страница 22: ...ress Soft Key 2 to edit previous NAM1 items 2 17 NAM1 CDMA Sec CH B You can edit NAM1 CDMA Secondary Channel B Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items 2 18 Lockout SID NID You can edit Lockout SID NID Pairs Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items ...

Страница 23: ...toggle Yes No 2 20 NAM1 Forn SID Reg You can edit NAM1 Foreign SID Registration Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items Press Left Right Up Down key to toggle Yes No 2 21 NAM1 Forn NID Reg You can edit NAM1 Foreign NID Registration Press Soft Key 1 to edit more NAM1 items Press Soft Key 2 to edit previous NAM1 items Press Left Right Up Down key to togg...

Страница 24: ...NAM1 items Press Soft Key 2 to edit previous NAM1 items 2 23 NAM2 Setting You can decide to edit NAM2 items Press Soft Key 1 to skip NAM2 items settings Press Soft Key 2 to edit NAM2 related items 2 24 Phone Model You can see the Phone Model number Press Soft Key 1 to edit more items Press Soft Key 2 to edit previous items ...

Страница 25: ...PX8700 LG Electronics Inc 25 2 25 Slot Cycle Index You can edit Slot Cycle Index Press Soft Key 1 to save Slot Cycle Index Press Soft Key 2 to edit previous items 2 26 Powering Down Restart ...

Страница 26: ... into digital signal by the analog to digital converter ADC A D Converter and the digital circuit part of the MSM Mobile Station Modem 6500 processes the data from ADC The digital processing part is a demodulator In the case of transmission RFT6150 receives OQPSK modulated anlaog signal from the MSM6550 The RFT6150 connects directly with MSM6550 using an analog baseband interface In RFT6150 the ba...

Страница 27: ...5 DCN Tx RF SAW EFCH836MTCB8 IL 2 5dB Attn 39dB F104 PCS Tx RF BPF ACPF 7002 IL 3 5dB Attn 35dB U105 RFR6000 F101 DCN Rx RF SAW EFCH881MTCA7 IL 2 5dB F103 GPS Rx RF SAW B7840 F102 PCS Rx RF SAW B7847 IL 3 4dB X101 VCTCXO TG 5010LH U102 RFT6150 Gain 15 9dB NF 1 6dB Gain 15 4dB NF 1 4dB U107 GPS LNA ALM 1106 TR1 Gain 15 4dB NF 1 4dB RX PLL LPF GPS PLL Loop Filter SBI 2 Jammer Det Primary path Second...

Страница 28: ... processor USB LCD MODULE 262K TFT Main 65K TFT Sub AUDIO AMP LM4857 Rx ADCs Tx DACs R UIM Controller RF Interface PLL HK ADC JTAG Interface KEYPAD CAMERA Module 2M Pixels Stereo SPK EARPIECE Mic ARM9 Core PMIC MAX1829 Battery T Flash MEMORY BLUETOOTH RF MODULE BT 1 2 PROCESS MCP MEMORY 1G NAND Flash 512M SDRAM TY9000A000AMGP RFT6150 RFR6500 ...

Страница 29: ...onsists of the RX bandpass filter BPF and the TX BPF which has the function of separating TX and RX signals 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...

Страница 30: ...ow gain Middle gain High gain Units Parameter Cellular PCS Cellular PCS Cellular PCS Gain 19 20 2 9 15 5 16 dB Noise Figure 19 20 2 9 1 4 1 6 dB Input IP3 25 25 20 20 6 8 dBm 1 2 4 GPS LNA U107 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...

Страница 31: ... Input IP3 4 3 4 3 dBm Input IP2 50 50 75 70 dBm 1 3 Description of Transmit Part Circuit 1 3 1 RFT6150 U102 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 frequency bands and amplified to provide signal drive ca...

Страница 32: ... 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 17dBm and conversion gain is about 28dB RF transmit signals that have been amplified through the power amplifier are sent to the duplexer 1 4 Descriptio...

Страница 33: ... 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 and amplifying part that amplifies signals comin...

Страница 34: ...supports both CDMA and 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 subsytem monitoring an ARM926EJ S microprocessor and an RS 232 serial interfaces supporting forward and reverse link MDR data communi...

Страница 35: ...TX DACs AUX SBI SBI Vocoder EVRC 13k MP4 MIDI QDSP4000 Integrated CODEC MODE Select Interface ETM gpsOne Processor UART1 UART2 UART3 USB ARM9 TDMI Memory Controller General Purpose Interface Camera module 1 3M C MOS PC Connectivity Test Debug System Digital Test Bus JTAG Keypad input RFT6100 RFR6000 MSM6500 Mobile Station Modem VCTCXO 19 2MHz 1 2 3 4 5 6 7 8 9 0 POWER Amplifier LCD Memory NAND Fla...

Страница 36: ... terminal s program Using the down loading program the program can be changed even after the terminal is fully assembled SDRAM is used to store the internal flag information call processing data and timer data z KEYPAD For key recognition key matrix is setup using KYPD 1 3 5 7 9 11 13 15 17 19 21 signal from MSM6550 18 LEDs and backlight circuitry are included in the keypad for easy operation in t...

Страница 37: ...L Rx TEST SETUP HHP Test Channel 384 Test Band US Cellular SID 2004 Sector Power 30 dBm Spectrum Analyzer Setting Oscilloscope Setting 1 Check DC Power supply circuit 4 Check RF Signal path 2 Check VCTCXO Circuit 3 Check Control signal 5 Check Rx I Q data Mobile S W Triplexer PCS_Duplexer DCN_Duplexer RFR6500 VCTCXO ...

Страница 38: ...y Circuit is OK See next Page to check VCTCXO circuit 2 6V_MSMP2 is OK Check R319 of U303 Check MSMP2 of U302 Check L412 of U303 Yes Yes Yes No No No U302 U303 2 9V_RX0 s OK The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot The Problem may be Logic part Refer to Logic troubleshoot ...

Страница 39: ...xt Page to check Control signal 2 8V OK YES NO The Problem may be Logic part Refer to Logic troubleshoot Changing X101 Check R125 R127 C1002 Similar YES VCTCXO Circuit is OK See next Page to check Control signal SW Download Replace Board NO YES Check X101 Pin 3 Refer to Graph 4 1 1 a Check X101 Pin 4 Refer to Graph 4 1 1 b Graph Graph X101 ...

Страница 40: ...PX8700 LG Electronics Inc 40 Circuit Diagram ...

Страница 41: ...al path Similar NO Replace Board YES Control Signal is Ok See next Page to Check RF signal path Check Pin 49 SBCK0 Pin 50 SBST0 Pin 51 SBDT0 of U105 Check if there is Any Major Difference Refer to Graph 4 1 1 c d Check Pin 49 SBCK0 Pin 50 SBST0 Pin 51 SBDT0 of U105 Check if there is Any Major Difference Refer to Graph 4 1 1 c d U105 Pin49 SBST0 Pin50 SBDT0 Pin51 SBCK0 ...

Страница 42: ...PX8700 LG Electronics Inc 42 Circuit Diagram Waveform SBCK0 SBCK0 SBST0 SBDT0 Graph 4 1 1 c Graph 4 1 1 d ...

Страница 43: ...s OK See next Page to check RX I Q data signal Detected Signal Detected Signal Detected Signal Detected Signal Check U103 Pin 2 Check if there is Any Major Difference Refer to Graph 4 1 1 e Check U104 Pin 7 Check if there is Any Major Difference Refer to Graph 4 1 1 f Check DP101 Pin 3 Check if there is Any Major Difference Refer to Graph 4 1 1 g Yes No No No No No No Yes Yes Yes Yes Yes U103 Pin2...

Страница 44: ...PX8700 LG Electronics Inc 44 Waveform Graph 4 1 1 e Graph 4 1 1 f U103 Pin U104 Pin DP101 Pin 3 Graph 4 1 1 g ...

Страница 45: ...PX8700 LG Electronics Inc 45 Circuit ...

Страница 46: ...rd All DCN RX check is completed if the phone still does not work change the board Check Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Check if there is Any Major Difference Refer to Graph 4 1 1 h i Check Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Check if there is Any Major Difference Refer to Graph 4 1 1 h i U105 Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP ...

Страница 47: ...PX8700 LG Electronics Inc 47 Graph 4 1 1 i Graph 4 1 1 h RX0_QP RX0_IP RX0_IM Circuit Waveform RX0_QM ...

Страница 48: ... RX Re download SW CAL Rx TEST SETUP HHP Test Channel 600 Test Band US PCS SID 4119 Sector Power 30 dBm Spectrum Analyzer Setting Oscilloscope Setting 1 Check DC Power supply circuit 4 Check RF Signal path 2 Check VCTCXO Circuit 3 Check Control signal 5 Check Rx I Q data ...

Страница 49: ...ower supply Circuit PMIC The Problem may be Logic part Refer to Logic troubleshoot DC Power supply Circuit is OK See next Page to check VCTCXO Circuit 2 6V_MSMP2 is OK Check R319 of U303 Check C318 of U302 Yes Yes No No 2 9V_RX0 is OK The Problem may be Logic part Refer to Logic troubleshoot ...

Страница 50: ... Page to check Control signal 2 9V OK YES NO The Problem may be Logic part Refer to Logic troubleshoot Changing X101 Check C1001 C1002 C1006 R125 Similar YES VCTCXO Circuit is OK See next Page to check Control signal SW Download Replace Board NO YES Check X101 Pin 4 Refer to Graph 4 1 2 b Graph Graph Check X101 Pin 3 Refer to Graph 4 1 2 a ...

Страница 51: ...PX8700 LG Electronics Inc 51 Circuit Diagram ...

Страница 52: ...al path Similar NO Replace Board YES Control Signal is Ok See next Page to Check RF signal path Check Pin 49 SBCK0 Pin 50 SBST0 Pin 51 SBDT0 of U105 Check if there is Any Major Difference Refer to Graph 4 1 2 c d Check Pin 49 SBCK0 Pin 50 SBST0 Pin 51 SBDT0 of U105 Check if there is Any Major Difference Refer to Graph 4 1 2 c d U105 Pin49 SBST0 Pin50 SBDT0 Pin51 SBCK0 ...

Страница 53: ...PX8700 LG Electronics Inc 53 Circuit Diagram Waveform SBCK0 SBCK0 SBST0 SBDT0 Graph 4 1 2 c Graph 4 1 2 d ...

Страница 54: ...153 RF Signal Path is OK See next Page to check RX I Q data signal Detected Signal Detected Signal Detected Signal Detected Signal Check U103 Pin 1 Check if there is Any Major Difference Refer to Graph 4 1 2 e Check U104 Pin 7 U109 Pin4 Check if there is Any Major Difference Refer to Graph 4 1 2 f Check DP101 Pin 2 Check if there is Any Major Difference Refer to Graph 4 1 2 g Yes No No No No No No...

Страница 55: ...PX8700 LG Electronics Inc 55 Waveform Graph 4 1 2 e Graph 4 1 2 f U103 Pin U104 Pin Graph 4 1 2 g DP101 Pin ...

Страница 56: ...PX8700 LG Electronics Inc 56 Circuit ...

Страница 57: ...rd All PCS RX check is completed if the phone still does not work change the board Check Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Check if there is Any Major Difference Refer to Graph 4 1 2 h i Check Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP Check if there is Any Major Difference Refer to Graph 4 1 2 h i U105 Pin7 RX0_QM Pin8 RX0_QP Pin9 RX0_IM Pin10 RX0_IP ...

Страница 58: ...PX8700 LG Electronics Inc 58 Graph 4 1 2 i Graph 4 1 2 h RX0_QP RX0_IP RX0_IM Circuit Waveform RX0_QM ...

Страница 59: ...PX8700 LG Electronics Inc 59 4 2 TX Part Trouble 4 2 1 DCN TX Trouble PX8700 DCN TX Part Triplexer Dual PAM RFT6150 RF TX SAW Mobile SW DCN duplexer ...

Страница 60: ...T6150 Circuit 4 Check RF SAW 8 Check Mobile switch Re download cal 5 Check Dual PAM 7 Check Triplexer 6 Check Duplexer START 1 Check PMIC Circuit 9Press MENU PROGRAM8700 in Phone idle state 9Press 0000000 Press 7 FCC Test 9Press 2 CDMA FCC Set CH384 AGC380 9Spectrum analyzer setting 9Oscilloscope setting 2 Check VCTCXO Circuit 3 Check RFT6150 Circuit 4 Check RF SAW 8 Check Mobile switch Re downloa...

Страница 61: ...PX8700 LG Electronics Inc 61 4 2 1 1 Check RFT Circuit TEST POINT RFT6150 2 9V_TX 2 6V_MSMP2 PMIC 2 9V_TX 2 6V_MSMP2 PMIC C307 2 9V_TX C318 2 6V_MSMP2 R102 2 9V_TX R109 2 6V_MSMP ...

Страница 62: ...PX8700 LG Electronics Inc 62 Circuit Diagram RFT6150 PMIC 2 9V_TX 2 6V_MSMP2 circuit ...

Страница 63: ...700 LG Electronics Inc 63 Checking Flow START U102 2 9V_TX Check R102 Check PMIC Circuit C307 2 9V_TX NO Check R109 2 6V_MSMP2 Check PMIC Circuit C318 2 6V_MSMP2 NO RFT Voltage is ok See next page YES YES ...

Страница 64: ...k X101 PIN 3 Refer to Graph 4 2 12 VCTCXO Circuit OK See next page YES Check X101 PIN4 2 9V Check U302 NO Replace X101 NO YES START X101 Similar Check X101 PIN 3 Refer to Graph 4 2 12 VCTCXO Circuit OK See next page YES Check X101 PIN4 2 9V Check U302 NO Replace X101 NO YES Circuit Diagram TCXO Waveform 4 2 1 2 Check VCTCXO Circuit ...

Страница 65: ...PX8700 LG Electronics Inc 65 TEST Point Circuit Diagram 4 2 1 4 Check RFT Circuit U102 PIN 1 2 3 4 PIN21 TX_ON SBCK0 SBDT0 SBST0 TCXO TX_QP CELL_OUT TX_QM TX_IP TX_IM PIN15 PIN 27 PIN 28 PIN 29 PIN 30 ...

Страница 66: ...ck U102 PWR 2 6V_MSMP2 2 9V_TX NO Check PMIC Circuit Check U102 Pin1 TX_ON Signal 2 5 NO Check TX_ON Signal Line MSM Check U102 Pin15 TCXO Refer to Graph4 2 1 4 C Similar NO Check TCXO Circuit Check U102 Pin2 3 4 SBCK0 SBDT0 SBST0 Refer to Graph4 2 1 4 D YES Similar Replace U102 Check SBI Signal LINE MSM Similar OK NO Check U201 MSM NO YES YES YES 2 6V_MSMP2 PIN 32 2 9V_TX PIN 6 9 13 14 17 19 20 2...

Страница 67: ...PX8700 LG Electronics Inc 67 Waveform Graph 4 2 1 4 A Graph 4 2 1 4 C Graph 4 2 1 4 B Graph 4 2 1 4 D RX_Q_P RX_I_N SBDT SBST SBCK SBCK RX_I_P RX_Q_N ...

Страница 68: ...RF IN F105 START Similar Check F105 Pin1 3 RF IN OUT Port Refer to Graph 4 2 1 5 RF TX SAW is OK YES Relpace U103 NO START Similar Check F105 Pin1 3 RF IN OUT Port Refer to Graph 4 2 1 5 RF TX SAW is OK YES Relpace U103 NO 4 2 1 5 Check DCN RF TX SAW Circuit Diagram Waveform RF_IN RF_OUT RF_IN RF_OUT ...

Страница 69: ...3 8V Check VCC Line NO Check U108 Pin2 NO YES 2 7V Check 2 9V_TX Line And PA_ON YES Check U108 Pin3 1 8V Check PA_R1 Signal line NO Replace U108 NO YES START Similar Check U108 Pin 2 11 RF IN RF OUT Refer to Graph 4 2 12 PAM Circuit OK See next page YES Check U108 Pin4 3 8V Check VCC Line NO Check U108 Pin2 NO YES 2 7V Check 2 9V_TX Line And PA_ON YES Check U108 Pin3 1 8V Check PA_R1 Signal line N...

Страница 70: ...PX8700 LG Electronics Inc 70 RF_IN Graph 4 2 1 6 RF_OUT Circuit Diagram Waveform ...

Страница 71: ... TX_PORT ANT_PORT Refer to Graph4 2 1 8 YES Similar Duplexer is OK Replace DP104 ANT Port TX Port DP104 ANT Port TX Port DP104 Circuit Diagram Waveform Graph 4 2 1 8 4 2 1 7 Check DCN Duplexer Test Point Checking Flow DP101 TX_Port ANT_Port TX_Port ANT_Port ...

Страница 72: ...START U104 Similar Check U104 Pin5 2 Cell port ANT Port Refer to Graph 4 2 12 Triplexer Circuit OK See next page YES Relpace U104 NO START U104 Similar Check U104 Pin5 2 Cell port ANT Port Refer to Graph 4 2 12 Triplexer Circuit OK See next page YES Relpace U104 NO Circuit Diagram Waveform CELL_Port ANT_Port CELL_Port ANT_Port ...

Страница 73: ...U103 START U103 Similar Check U103 IN OUT Port Refer to Graph 4 2 12 Mobile Switch Circuit OK See next page YES Relpace U103 NO START U103 Similar Check U103 IN OUT Port Refer to Graph 4 2 12 Mobile Switch Circuit OK See next page YES Relpace U103 NO Circuit Diagram Waveform Graph 4 2 1 9 RF IN RF IN RF OUT RF OUT ...

Страница 74: ...PX8700 LG Electronics Inc 74 Triplexer DUAL PAM RFT6150 RF SAW Mobile SW PCS duplexer VCTCXO 4 2 2 PCS TX Trouble Test Point RFT 6150 ...

Страница 75: ...s 0000000 Press 7 FCC Test Press 1 PCS FCC 1 Set CH384 2 AGC 380 Spectrum analyzer setting Oscilloscope setting 1 Check PMIC LDO Circuit 5 Check Dual PAM 2 Check VCTCXO Circuit 6 Check Duplexer 7 Check Triplexer 3 Check RFT6150 Circuit 8 Check Mobile Switch 4 Check RF SAW Re download SW CAL START ...

Страница 76: ...PX8700 LG Electronics Inc 76 2 9V_TCXO TCXO_EN 2 9V_TCXO OUTPUT VPWR TX_LDO_EN Circuit Diagram 2 9V_TCXO VPW 4 2 2 1 Check Regulator Circuit TEST POINT U302 ...

Страница 77: ...PX8700 LG Electronics Inc 77 U302 Check U302 PinC1 NO Replace U302 PMIC Circuit is OK See Next Page Checking Flow 2 9V YES ...

Страница 78: ...m Start Check X101 Pin3 Refer to Graph 4 2 2 2 YES Similar VCTCXO Circuit OK NO Check X101 Pin4 2 9V NO Check U302 Replace X101 YES 2 9V_TCXO Pin 4 TCXO_OUT Pin 3 Waveform 4 2 2 2 Check VCTCXO Circuit Test Point Checking Flow X101 Graph 4 2 2 2 ...

Страница 79: ...X8700 LG Electronics Inc 79 Circuit Diagram TX_ON SBCK0 SBDT0 SBST0 TCXO TX_QP PCS_OUT TX_QM TX_IP TX_IM PIN15 PIN 27 PIN 28 PIN 29 PIN 30 PIN21 PIN 1 2 3 4 U102 Test Point 4 2 2 3 Check RFT6150 Circuit ...

Страница 80: ...NO Check Regulator Circuit Check U102 Pin2 3 4 SBCK0 SBDT0 SBST0 Refer to Graph4 2 2 3 D YES Check U102 Pin1 TX_ON Signal 2 5 NO Check TX_ON Signal Line MSM Replace U102 YES Similar RFT Circuit is OK See next page Start Check U102 Pin21 PCSB_OUT Refer to Graph4 2 2 3 A Similar Check TCXO Circuit Check SBI Signal Line MSM YES YES Similar Checking Flow 2 6V_MSMP PIN 32 2 9V_TX PIN 6 9 13 14 17 19 20...

Страница 81: ...PX8700 LG Electronics Inc 81 Graph 4 2 2 3 B Graph 4 2 2 3 A Graph 4 2 2 3 C Graph 4 2 2 3 D Waveform TX_Q_P TX_I_N SBDT SBST SBCK SBCK TX_I_P TX_Q_N ...

Страница 82: ...uit Diagram Waveform RF_IN Replace F104 Check F104 Pin1 3 RF_IN RF_OUT Refer to Graph4 2 2 4 YES Similar RF TX SAW is OK Start RF_IN RF_IN 4 2 2 4 Check PCS RF TX SAW Test Point Checking Flow NO RF_OUT F 104 RF_OUT RF_OUT Graph4 2 2 4 ...

Страница 83: ... And PA_ON1 YES Check U108 Pin4 YES Replace U108 4 2 2 5 Check PCS PAM Circuit Checking Flow Test Point YES NO Check VCC Line 3 8V NO Check PA_R1 Signal 1 8V YES PAM Circuit is OK Start Check U108 Pin5 7 RF_IN RF_OUT Refer to Graph4 2 2 5 Similar NO RF_IN VCC2 RF_OUTPUT PA_R1 VREF_PCS U108 ...

Страница 84: ...PX8700 LG Electronics Inc 84 Graph 4 2 2 5 RF_OUT RF_IN Waveform Circuit Diagram ...

Страница 85: ...lexer NO Start Check DP101 Pin1 3 TX_PORT ANT_PORT Refer to Graph4 2 2 6 YES Similar Duplexer is OK Replace DP101 TX_PORT Test Point Checking Flow Circuit Diagram Waveform TX_PORT ANT_PORT ANT_PORT DP101 Graph4 2 2 6 TX_ PORT ANT_ PORT RX_PORT RX_PORT ...

Страница 86: ...ck Triplexer Start Check U104 Pin7 2 PCS_PORT ANT_PORT Refer to Graph4 2 2 7 Similar NO Replace U104 ANT PORT RF_IN Test Point Checking Flow Circuit Diagram Waveform U104 Triplexer Circuit is OK See next page RF_OUT Graph4 2 2 7 RF_IN RF_OUT ...

Страница 87: ...4 2 2 8 4 2 2 8 Check Mobile Switch NO Start Check U103 Pin1 2 RF_IN RF_OUT Refer to Graph4 2 2 8 YES Similar Mobile Switch is OK Replace U103 RF_OUT Test Point Checking Flow Circuit Diagram Waveform U103 RF_IN RF_IN RF_OUT RF IN RF OUT ...

Страница 88: ...4 3 1 Power Circuit Diagram 4 3 1 1 Power On Trouble 4 3 Logic Part Trouble Test Point 2 6V_MSMP2 2 8V_LCD 2 8V_BT 2 6V_MSMA 2 9V_TCXO 2 9V_TX 2 85V_SD 3 2V_MOTOR 1 5V_CAMD ...

Страница 89: ...lsewhere The Phone will power on Replace the main board Check the contact of power key or dome switch Push power on key and check the level change of U302 PWR_ON Check the voltage Level of the following port at 302 1 4V_MSMC 2 6V_MSMP2 1 8V_MSMP1 2 6V_MSMA 2 8V_TCXO 2 9V_RX The logic level at PS_HOLD C3102 of U302 High Does it work properly Does it work properly YES NO YES NO YES NO YES NO NO YES ...

Страница 90: ...4 3 1 2 Charging Trouble Circuit Diagram Test Points V_BATT Pin1 CON401 U402 ...

Страница 91: ...rder Change the charging adaptor Voltage at C309 4 8V Voltage at VPWR of C326 4 2V YES NO Replace U402 D403 YES NO Replace PMIC U302 YES The logic level at CHG_MODE of Q401 Low NO Replace Q401 YES Is the battery charged NO 1 Check the Battery contact pin CON401 2 The battery may have the problem Change the battery and try again Charging will operate properly YES ...

Страница 92: ... 15 LCD_RESET SLCD_RESET MLCD_IF_MODE LCD_RS M_VSYNC MLCD_CS SLCD_CS OE2 WE2 LCD_BL_EN LCD_BL_FC Check point The assembly status of the LCD Module The status of Connector connection The Soldering of connector Test Points F410 F407 F408 F405 F409 F403 F401 CON404 U302 C319 2 8V_LCD ...

Страница 93: ...T Voltage at 2 8V_LCD of U302 2 8V Check the Control signal D2 0 15 RESET LCD_CS WE2 RS Change the LCD Module Yes No Yes No Yes Replace U302 Check CON404 soldering Re solder CON404 Check F401 F403 F407 F408 F409 F410 Yes ...

Страница 94: ...4 3 3 Camera 4 3 3 1 Camera Trouble Circuit Diagram Camera 1 5V Digital Camera Control signals From MSM CAM_RESET CAM_MCLK CAM_SCL CAM_SDA To MSM CAM_PCLK CAM_DATA 0 7 CAM_VSYNC CAM_HSYNC ...

Страница 95: ...Test Points Check point The assembly status of the Camera Module The Soldering of connector U302 C330 1 5VCAMD F410 F405 CON404 F404 F409 F402 F406 U101 X101 U105 ...

Страница 96: ...4 3 4 Audio 4 3 4 1 Speaker Trouble Test Points Circuit Diagram C113 U106 R144 U103 C112 C110 L103 ...

Страница 97: ...eck the audio signal at C110 Check the Soldering of U103 Check the state Of contact of speaker Speaker will work properly NO NO NO NO Yes Yes Yes Yes Yes Replace U103 Re solder U103 Check the Soldering of C112 C113 NO Yes Replace MSM Re solder C112 C113 Replace Speaker Check the Soldering of R144 NO Replace U106 Yes Re solder R144 NO ...

Страница 98: ...4 3 4 2 Receiver Trouble Test Points Circuit Diagram R314 U305 R315 C338 ...

Страница 99: ...the audio signal at R314 R315 Check the Soldering of R314 R315 Check the state Of contact of receiver Receiver will work properly NO NO NO NO Yes Yes Yes Yes Yes Check PMIC Replace U305 Re solder R314 R315 Check the Soldering of U305 NO Yes Replace MSM Re solder U305 NO Replace Receiver ...

Страница 100: ...4 3 4 4 Headset Trouble Circuit Diagram Test Points CON402 R405 R416 R415 C116 C115 ...

Страница 101: ... 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 Yes Yes No Headset receiving path problem 2 Level of C115 C116 is about 1 2V Check soldering of Pin4 5 of CON402 Change main bo...

Страница 102: ...dering U302 Level of EAR_JACK_SENSE Is low Re solder U302 Download SW 4 Headset detect problem No Yes No Yes No Yes Headset sending path problem Headset sending path problem 3 Level of pin2 of CON402 Is 1 65 2 10V Does it work Re solder R415 R416 Download SW Does it work well 4 Change main board No No Yes No Yes Yes ...

Страница 103: ...4 3 4 3 Mic Trouble Circuit Diagram Test Points R126 M101 ...

Страница 104: ...26 is 1 0 2 0V Check the soldering Of R126 Re solder R126 Replace MSM Check the signal level at each side of MIC Replace the microphone Check the soldering at C209 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 C209 ...

Страница 105: ...AM_DATA 0 7 CAM_RESET CAM_SDA CAM_SCL CAM_HSYNC CAM_VSYNC Camera will work properly Replace X101 No Yes Yes No No Yes Replace the Camera module Check CON404 soldering Re solder CON404 Yes Check F402 F404 F405 F406 F409 Check the voltage of the following LDOs 2 8V_CAMA 2 6V_CAMIO 1 5V_CAMD No Replace Sub B d U101 U105 Main b d U302 Yes ...

Страница 106: ...4 3 6 Vibrator Micro SD Detect and USB Interface 4 3 6 1 Vibrator Circuit Diagram Test Points LCD Module Motor U302 C313 M200 ...

Страница 107: ... the voltage of C313 2 6V Change the main board Check connection Of CON404 Reconnect CON404 Check the Level of Motor Change the LCD Module Replace Vibrator The vibrator will Work properly No No Yes Yes Check LCD Module Motor Reconnect FPCB Connector No No Yes Yes Yes ...

Страница 108: ...4 3 6 2 Micro SD Detect Circuit Diagram PMIC Test Points CON105 C140 C141 C138 C136 C313 C142 C139 C137 U302 ...

Страница 109: ...313 is 2 85V Levels of SD_CMD C141 and SD_DATA 0 DATA 3 C137 138 139 142 are High THE MINI SD CARD WILL BE DETECTED Check the soldering of CON105 Replace U302 No No Yes No Yes Yes Frequency of SD_CLK C140 is about 19 2MHz No Replace the MSM Access a file in the micro SD play music or view a PIX FLIX Replace the main or sub board Yes ...

Страница 110: ...4 3 6 3 USB Interface Circuit Diagram U201 MSM6550 U302 Test Points R307 X202 R306 L302 C314 ...

Страница 111: ...cable YES NO Check the soldering U302 Re soldering U302 Replace U302 Check the voltage level at C314 Is it almost 3 3V YES THE USB INTERFACE WILL WORK PROPERLY The Frequency at X202 is 48 MHz NO Check the soldering X202 YES Re soldering X202 Replace X202 NO NO YES YES Replace the main board ...

Страница 112: ...ions 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 opration your phone in the most power efficient manner Efficient Phone Operation For your phone to operate at the lowest power l...

Страница 113: ...mission 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 Children Do not allow children to play with your phone It is not a toy Children could hurt themselves or others b...

Страница 114: ...PA 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 Service Center or authorized service technician or electrician ...

Страница 115: ...rval 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 transmission is an integer number of frames in length and transmits one Access Channel message See also Access Probe Sequence a...

Страница 116: ...ons 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 the authentication algorithm AUTHBS is used to confirm the validity of base station orders t...

Страница 117: ...ck 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 random position of the transmitted power control groups in the frame while guaranteeing ...

Страница 118: ...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 analog voice channel or CDMA Traffic Channel indicating that the user Directed the mobile ...

Страница 119: ...tation from one base station to another Hard Handoff A 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 Func...

Страница 120: ...andwidth at the antenna connector including all internal and external signal and noise sources Mean Output Power The total transmitted calorimetric power measured in a specified bandwidth at the antenna connector when the transmitter is active Message A data structure that conveys control information or application information A message consists of a length field MSG_LENGTH a message body the part...

Страница 121: ...pe of voice channel that uses 10kHz channel spacing and subaudible signaling Neighbor Set The set of pilots associated with the CDMA Channel that are probable candidates for handoff Normally the Neighbor Set consists of the pilots associated with CDMA Channel that cover geographical areas near the mobile station See also Active Set Candidate Set and Remaining Set A network is a subset of a Cellula...

Страница 122: ...y to the end of the frame or half frame All bits in the padding are 0 Paging The act of seeking a mobile station when a call has been placed to that mobile station Paging Channel Analog See Analog Paging Channel Paging Channel CDMA A code channel in a Forward CDMA Channel used for transmission of control information and pages from a base station to a mobile station Paging Channel Slot An 80ms inte...

Страница 123: ...e private long code mask See also Long Code Private Long Code Mask The long code mask used to form the private long code See also Public Long Code Mask and Long Code Public Long Code The long code characterized 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 ...

Страница 124: ...MA Channel A CDMA Channel at a preassigned frequency assignment used by the mobile station for initial 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...

Страница 125: ...dle Task z Local Control Status Indicates whether a mobile station must respond to local control messages z Roam Status Indicates whether a mobile station is in its home system z 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 anal...

Страница 126: ...specific random number i e 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...

Страница 127: ...bly and Disassembly Diagram 2 Block Circuit Diagram 3 Component List 3 1 Accessories 3 2 Board 3 3 Mechanical Part 3 4 The Top of the Main_PCB 3 5 The Bottom of the Main_PCB 3 6 The Top of the SUB_PCB 3 7 The Bottom of the SUB_PCB Appendix ...

Страница 128: ......

Страница 129: ...50 R N U102 LOW Tx PWR No Make Call Receiver P N RFR6500 R N U105 LOW Sensitivity No Service No Make Call Rx LDO P N BH29FB1WHFV R N U303 No Service No Make Call TCXO P N TG 5010LH R N X101 No POWERl Bluetooth Antenna P N ALA621C4 R N ANT301 No Bluetooth Service Bluetooth Module P N LBRQ 2843A R N U301 No Bluetooth Service GPS LNA P N ALM 1106 R N U107 LOW GPS Sensitivity No GPS Service Tx SAW Fil...

Страница 130: ...MSM6550 P N MSM6550 R N U201 No Booting Memory P N HYG0UGG0MF1P 5SH0E R N U304 No Booting ...

Страница 131: ...LED101 LED102 LED103 LED104 SW101 SW102 SW103 SW104 SW105 SW106 SW107 SW108 SW109 SW110 SW111 SW112 SW113 SW114 SW115 SW116 SW117 SW118 SW119 SW120 SW121 SW122 SW123 ...

Страница 132: ... C101 C102 C103 C104 C105 R142 C106 R143 C107 C108 R144 C109 R145 R146 R147 R148 R149 C110 C111 X101 C112 C113 R150 C114 C115 C116 C117 C118 C119 C120 C121 C122 C124 C125 C126 C127 C128 C130 C131 C132 C133 C134 C135 C136 C137 C138 C139 C140 C141 C142 C143 C144 C146 C147 C148 C149 C150 C151 C152 C153 AUDIO AMP P N LM4845ITL R N U103 NO SOUND CAMMERA OSCILLATOR P N CSC6R245454BIVRSOO R N X101 NO CAM...

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Страница 139: ...DCN Tx DCN Rx PCS Tx PCS Rx ...

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Страница 147: ...D 1 Accessories 0 1 1 14 0 11 4 1 2 2 1 1 11 4 31 11 1 1 0 1 1 ...

Страница 148: ...D 2 PCB Description LG Part No Q ty Remarks PCB MAIN RF PMIC MSM SPFY0137301 1 PCB SUB PCB SPJY0034604 1 FLEXIBLE PCB SIDE SPKY0041501 1 FLEXIBLE PCB SIDE SPKY0041401 1 FLEXIBLE PCB LCD SPCY0091803 1 ...

Страница 149: ... MSGY0018201 STOPPER HINGE 1 24 MFBB0018601 FILTER RECEIVER 1 25 MCJH0036401 COVER FOLDER LOWER 1 26 MSGY0018201 STOPPER FOLDER 1 27 MWAC0072301 WINDOW LCD 1 28 GMZZ0017701 SCREW 5 29 MTAB0165801 TAPE PROTECTION WINDOW 1 30 MCCH0101901 CAP SCREW 2 31 MTAB0158001 TAPE PROTECTION VOLUME 1 32 MBJN0010201 BUTTON VOLUME 1 33 MCCC0040101 CAP EARPHONE JACK 1 34 MCJK0064701 COVER FRONT 1 35 MPFD0003201 PL...

Страница 150: ...0000601 LABEL A S 1 55 MCJA0036701 COVER BATTERY 1 56 MIDZ0129101 INSULATOR B 1 57 MIDZ0129001 INSULATOR A 1 58 MFEA0013301 FRAME SHIELD 1 59 MTAC0045101 TAPE FRAME SHIELD 1 60 MFCA0008201 FINGER GROUND 4PIN 2 ...

Страница 151: ... X7R HD 1005 R TP CAP CERAMIC CHIP 1 C231 ECCH0000155 10 nF 16V K X7R HD 1005 R TP CAP CERAMIC CHIP 1 C232 ECCH0000155 10 nF 16V K X7R HD 1005 R TP CAP CERAMIC CHIP 1 C233 ECCH0002001 100000 pF 6 3V K B HD 1005 R TP CAP CERAMIC CHIP 1 C234 ECCH0000155 10 nF 16V K X7R HD 1005 R TP CAP CERAMIC CHIP 1 C235 ECCH0002001 100000 pF 6 3V K B HD 1005 R TP CAP CERAMIC CHIP 1 C236 ECCH0002001 100000 pF 6 3V ...

Страница 152: ...hm 1 16W J 1005 R TP RES CHIP MAKER 1 R217 ERHZ0000529 1 5 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R218 ERHZ0000405 10 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R222 ERHZ0000486 47 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R224 ERHZ0000401 0 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R306 ERHZ0000402 10 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R307 ERHZ0000402 10 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R311 ...

Страница 153: ...HD 1608 R TP CAP CHIP MAKER 1 C111 ECZH0000841 56 pF 50V J NP0 TC 1005 R TP CAP CHIP MAKER 1 C112 ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP CAP CERAMIC CHIP 1 C113 ECZH0001106 4700 pF 25V K X7R HD 1005 R TP CAP CHIP MAKER 1 C114 ECCH0000137 330 pF 50V K X7R HD 1005 R TP CAP CERAMIC CHIP 1 C115 ECCH0000137 330 pF 50V K X7R HD 1005 R TP CAP CERAMIC CHIP 1 C116 ECCH0000143 1 nF 50V K X7R HD 1005 R T...

Страница 154: ...V M X5R TC 1608 R TP CAP CERAMIC CHIP 1 C318 ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP CAP CERAMIC CHIP 1 C319 ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP CAP CERAMIC CHIP 1 C320 ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP CAP CERAMIC CHIP 1 C321 ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP CAP CERAMIC CHIP 1 C322 ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP CAP CERAMIC CHIP 1 C323 ECTH0004301 10 uF 10V M ST...

Страница 155: ...000109 8 pF 50V D NP0 TC 1005 R TP CAP CERAMIC CHIP 1 R103 ERHZ0000206 10 ohm 1 16W F 1005 R TP RES CHIP MAKER 1 R1032 ERHZ0000490 51 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R1033 ERHZ0000401 0 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R1034 ERHZ0000401 0 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R104 ERHY0003201 1000 ohm 1 16W F 1005 R TP RES CHIP 1 R106 ERHZ0003203 11 3 Kohm 1 16W F 1005 R TP RES CHIP ...

Страница 156: ...ch TR FET P CHANNEL 1 U102 EUSY0257801 QFN 32 PIN R TP No lead RF transmitter IC IC 1 U103 ENWY0000107 RF CONN ETC 0 15 dB HIROSE CONN RF SWITCH 1 U104 SFAD0000502 859 MHz 70 MHz 0 8 dB 20 dB 20 dB 42 dB 15 dB 1575 42 MHz 2 MHz 1 8 dB 42 FILTER SEPERATOR SP3T 1 U105 EUSY0257701 QFN 56 PIN R TP No lead Dual RF Receiver IC IC 1 U106 EUSY0186102 4 bump Micro SMD 4 PIN R TP RF Power Detector for CDMA ...

Страница 157: ...D 6 KEY PCB TOP Ref No LG Part No Value Description QTY LED103 EDLH0013403 WHITE ETC R TP 3 8 1 2 0 6T DIODE LED CHIP 1 LED104 EDLH0013403 WHITE ETC R TP 3 8 1 2 0 6T DIODE LED CHIP 1 ...

Страница 158: ...1 C128 ECZH0000813 100 pF 50V J NP0 TC 1005 R TP CAP CHIP MAKER 1 C130 ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP CAP CERAMIC CHIP 1 C131 ECZH0000844 68 pF 50V J NP0 TC 1005 R TP CAP CHIP MAKER 1 C132 ECCH0002001 100000 pF 6 3V K B HD 1005 R TP CAP CERAMIC CHIP 1 C133 ECCH0002001 100000 pF 6 3V K B HD 1005 R TP CAP CERAMIC CHIP 1 C135 ECZH0000841 56 pF 50V J NP0 TC 1005 R TP CAP CHIP MAKER 1 C136 ...

Страница 159: ...m 1 16W J 1005 R TP RES CHIP MAKER 1 R137 ERHZ0000405 10 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R138 ERHZ0000404 1 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R139 ERHZ0000406 100 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R142 ERHZ0000485 4700 ohm 1 16W J 1005 R TP RES CHIP MAKER 1 R143 ERHZ0000445 220 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R144 ERHZ0000405 10 Kohm 1 16W J 1005 R TP RES CHIP MAKER 1 R...

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