Nokia 8208 Service Manual Download Page 37

Page: 37 / 170

RM-384

Baseband Troubleshooting

Issue1 Company Confidential Page 3-7

PWB bottom side

Figure 6

PWB bottom side

Music key LED

Flash LED
driver IC

Music key LED

Keypad & music
key LED driver IC

LCD Backlight
driver IC

Audio DAC IC

LP3919RLX-B (PMIC)

OVP IC

Summary of Contents for 8208

Page 2: ...ord Sheet Page II Company Confidential Issue1 Copyright 2009 Nokia All rights reserved AmendmentRecordSheet AmendmentNo Date InsertedBy Comments Issue1 09 2008 ShellyWang Issue2 12 2008 ShellyWang Issue3 02 2009 AlexHuang ...

Page 3: ...reservestherighttomakechangesand improvementstoanyoftheproductsdescribedinthisdocumentwithoutpriornotice UndernocircumstancesshallNokiaberesponsibleforanylossofdataorincomeoranyspecial incidental consequentialorindirectdamageshowsoevercaused Thecontentsofthisdocumentareprovided asis Exceptasrequiredbyapplicablelaw nowarrantiesof anykind eitherexpressorimplied including butnotlimitedto theimpliedwa...

Page 4: ...UFACTUREROFTHEMEDICALDEVICEIFYOUHAVEANYQUESTIONS OTHERELECTRONICEQUIPMENTMAY ALSOBESUBJECTTOINTERFERENCE BEFOREMAKINGANYTESTCONNECTIONS MAKESUREYOUHAVESWITCHEDOFFALLEQUIPMENT Cautions Servicingandalignmentmustbeundertakenbyqualifiedpersonnelonly Ensureallworkiscarriedoutatananti staticworkstationandthatananti staticwriststrapisworn Ensuresolder wire orforeignmatterdoesnotenterthetelephoneasdamagem...

Page 5: ...lacethecoversESDprotectionmustbeapplied AllelectronicpartsoftheproductaresusceptibletoESD Resistors too canbedamagedbystaticelectricity discharge AllESDsensitivepartsmustbepackedinmetallizedprotectivebagsduringshippingandhandlingoutside anyESDProtectedArea EPA Everyrepairactioninvolvingopeningtheproductorhandlingtheproductcomponentsmustbedoneunder ESDprotection ESDprotectedsparepartpackagesMUSTNOT...

Page 6: ...partscanbedamaged Donotstorethephoneinhotareas Hightemperaturescanshortenthelifeofelectronicdevices damage batteries andwarpormeltcertainplastics Donotstorethephoneincoldareas Whenitwarmsup toitsnormaltemperature moisturecanform inside whichmaydamageelectroniccircuitboards Donotdrop knockorshakethephone Roughhandlingcanbreakinternalcircuitboards Donotuseharshchemicals cleaningsolvents orstrongdete...

Page 7: ...deavourhasbeenmadetoensuretheaccuracyofthisdocument someerrorsmayexist If anyerrorsarefoundbythereader NOKIAMOBILEPHONESBusinessGroupshouldbenotifiedinwriting email Pleasestate TitleoftheDocument IssueNumber Dateofpublication LatestAmendmentNumber ifapplicable Page s and orFigure s inerror Pleasesendto NOKIACORPORATION NokiaMobilePhonesBusinessGroup NokiaCustomerCare POBox86 FIN 24101SALO Finland ...

Page 8: ...totimebyleavingtheproduct switchedonuntilitturnsitselfoff orbyusingthebatterydischargefacilityofanyapprovedaccessory availablefortheproduct Donotattempttodischargethebatterybyanyothermeans Usethebatteryonlyforitsintendedpurpose Neveruseanychargerorbatterywhichisdamaged Donotshort circuitthebattery Accidentalshort circuitingcanoccurwhenametallicobject coin clipor pen causesdirectconnectionofthe and...

Page 9: ... Confidential Page IX Copyright 2009 Nokia All rights reserved Nokia8208ServiceManualStructure 1 GeneralInformation 1 1 2 ServiceToolsandServiceConcept 2 1 3 BasebandTroubleshooting 3 1 4 RFTroubleshooting 4 1 5 SystemModuleandUserInterface 5 1 6 Glossary 6 1 ...

Page 13: ...turesandsalespackages 1 5 MobileEnhancement 1 6 Technicalspecifications 1 7 ListofTables Table1Datacableinformation 1 6 Table2Powercableinformation 1 6 Table3Audioheadsetinformation 1 6 Table4Car wirelessinformation 1 6 Table5Transceiverspecifications 1 7 Table6RFcharacteristics 1 7 Table7Batteryendurance 1 7 Table8Chargingtime 1 7 ...

Page 15: ...lumeskeys voiceservice key Connectivity MicroUSB2 0 Bluetooth Software features UIstyle customUIwithDouglas8reference Browser HTTP1 1 WAP2 0 BREWversion 3 1 5 VoiceMemorecordingsupportedtimeatleast180seconds 25pre loadedringtones 72polyphonicMIDIchords AAC AAC MP3 QCELP EAAC andEVRCringtonesshall besupported Calendar alarmclock calculator keyguard notes memopad countdowntimer stopwatch timers to d...

Page 16: ...adset optional CA 101 optional Tray ifrequired Bluetoothheadsetandcharger optional Mobile Enhancement Data Enhancement Type ConnectivityCable CA 101 Table1Datacableinformation Power Enhancement Type Battery860mAh BL 4C Travelcharger AC 6 Chargeradapter CA 101 VehiclePowerCharger DC 6 Table2Powercableinformation Audio Enhancement Type MonoHeadset HS 41 StereoHeadset HS 48 HS 45 AD 57 Table3Audiohea...

Page 17: ...900 Rxfrequencyband CELL800 869 894MHz PCS1900 1930 1990MHz Txfrequencyband CELL800 824 849MHz PCS1900 1850 1910MHz Outputpower CELL800 Class3 PCS1900 Class2 NumberofRFchannels CELL800 833 PCS1900 1200 Channelspacing CELL800 30kHz PCS1900 50kHz Table6RFcharacteristics Batteryendurance Battery Talktime Stand by BL 4C860mAhli ionbattery 4hr withstandardbattery 264hours withstandardbattery Table7Batt...

Page 21: ...e10SS 175attenuationtable 2 5 Table11Generaltoolstable 2 6 Table12Servicetoolstable 2 7 Table13POWflashequipments 2 8 Table14Flashwithmodulejigequipments 2 9 Table15Covers offBB RFTroubleshootingequipments 2 10 Table16AutomatedTuningandAlignmentequipments 2 11 ListofFigures Figure1POSflashconcept 2 8 Figure2FlashconceptwithModuleJig 2 9 Figure3Cover offBB RFTroubleshootingusingModuleJig 2 10 Figur...

Page 22: ...ninterfacesforCDMAantenna galvanicconnectiontoenginemoduletestpads lidinterconnectionwithtestpointsformeasurements connectiontoDisplays earpiece headsetandspeakers MJset upinstruction 1 ReadyforLCMmodule UI board jigFPC mainboardand MJ 195 2 ConnectLCMmodule UIboard andmainboardusingjigFPC front back 3 UnfoldtheMJ 195andput2on theunfoldedMJ 195 Band mid ch Channel Frequency MHz Attenuation Loss dB...

Page 23: ...ngdomesheetreplacement DomesheetUG Domesheetexchangeinstruction a Usetweezerstopeelthedomesheet Note Afterusingtheheatgun thedomesheet needstobereplaced Domesheetexchangeinstruction b Removethedomesheet Domesheetexchangeinstruction c Placeanewdomesheettodomesheetjig Domesheetexchangeinstruction d AligntheguidepinsandplacethePWBonthejig Domesheetexchangeinstruction e PressfirmlyonthePWBtoensurecorr...

Page 24: ...nbeusedfortestingerroranalysisandrepairof productRM 384 RJ 230 Soldering RJ 230isajigtosupportcomponentlevelexchangewithsoldering machinesfortheenginemodule PK 83 AMSSWProtectionKey USB PK 83isahardwareprotectionkeywithaUSBinterfacetoenabletheuse oftheservicesoftwarewhenconnectedtotheUSBportofthePCor Notebook ItisnotpossibletousetheservicesoftwarewithoutPK 83 Table11Generaltoolstable ...

Page 25: ...nections betweenthePCandthephone PCS 1 PowerServiceCable ThePCS 1powercable DC isusedwithadockingstation amodulejigor acontrolunittosupplyacontrolledvoltage CA 128RS RFTestCable RFTestCableforusewithaModuleJig CA 128RSRFcableallowRFfunctiontestsandRFtuninginCDMACelland PCSbands Featuresinclude mostaccurateRFconnectiontophonemoduleundertest lowattenuationandsmall ripple overthewidthofeachband Note ...

Page 26: ...Copyright 2009 Nokia All rights reserved Service concepts POS Point of Sale flash concept Figure1POSflashconcept Table13POWflashequipments Type Description Productspecifictools BL 4C Battery Othertools NokiaCareSuite PCwithNokiaCareSuiteservicesoftware Cables CA 101 MicroUSBcable ...

Page 27: ...09 Nokia All rights reserved FlashconceptwithModule Jig Figure2FlashconceptwithModuleJig Table14Flashwithmodulejigequipments Type Description Productspecifictools MJ 195 ModuleJig Othertools NokiaCareSuite PCwithNokiaCareSuiteservicesoftware Cables CA 101 MicroUSBcable PCS 1 PowerServiceCable ...

Page 28: ...able15Covers offBB RFTroubleshootingequipments Type Description Productspecifictools MJ 195 ModuleJig Othertools PK 83 AMSSWProtectionKey USB NokiaCareSuite PCwithNokiaCareSuiteservicesoftware L3version R SCMU200withB89 PK800 module Agilent8960 CDMACALLBOX Oscilloscope Multi meter ProbesusedwithOscilloscopeandMulti meter Cables CA 101 MicroUSBcable PCS 1 PowerServiceCable CA 128RS RFTestCable GPIB...

Page 29: ...ingandAlignmentconcept Table16AutomatedTuningandAlignmentequipments Type Description Productspecifictools MJ 195 ModuleJig Othertools PK 83 AMSSWProtectionKey USB NokiaCareSuite PCwithNokiaCareSuiteservicesoftware L3version R SCMU200withB89 PK800 module Agilent8960 CDMACALLBOX Cables CA 101 MicroUSBcable PCS 1 PowerServiceCable CA 128RS RFTestCable GPIBCable CA 128RS CA 128RS ...

Page 33: ...roubleshooting 3 25 FlashLEDFaultstroubleshooting 3 28 VibratorFaultstroubleshooting 3 30 ChargingFaultstroubleshooting 3 32 SpeakerFaultstroubleshooting 3 35 ReceiverFaultstroubleshooting 3 38 MicrophoneFaultstroubleshooting 3 40 EarphoneFaultstroubleshooting 3 42 RUIMFaultstroubleshooting 3 44 FMFault_Headsetnotdetectedtroubleshooting 3 46 FMFault_CannotexecuteFMradiofunctiontroubleshooting 3 47...

Page 34: ...LocationofflashLEDfaults 3 29 Figure21 TestcomponentsLocationofvibratorfaults 3 31 Figure22 TestcomponentsLocationofchargingfaults 1 3 33 Figure23 TestcomponentsLocationofchargingfaults 2 3 34 Figure24 TestcomponentsLocationofspeakerfaults 1 3 36 Figure25 TestcomponentsLocationofspeakerfaults 2 3 37 Figure26 TestcomponentsLocationofreceiverfaults 3 39 Figure27 TestcomponentsLocationofmicrophonefau...

Page 35: ...ssue1 Company Confidential Page 3 5 Copyright 2009 Nokia All rights reserved Troubleshooting overview Forpracticalreasons troubleshootingisdividedintotwosections Basebandtroubleshooting includingcamera GPSandBluetooth RFtroubleshooting ...

Page 36: ...6 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved GeneralRFtroubleshooting PWB top side Figure5 PWBtopside T flash connect Flash LED Phone jack CL6100 IC Mp3 decode encode IC Combo memory MSM6800A 3 Side key MIC 1 MIC 2 ...

Page 37: ...any Confidential Page 3 7 Copyright 2009 Nokia All rights reserved PWB bottom side Figure6 PWBbottomside Music key LED Flash LED driver IC Music key LED Keypad music key LED driver IC LCD Backlight driver IC Audio DAC IC LP3919RLX B PMIC OVP IC ...

Page 43: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 13 Copyright 2009 Nokia All rights reserved Test Components Location 1 Figure11Testcomponentlocationofpoweronfaults ...

Page 44: ...RM 384 Baseband Troubleshooting Page 3 14 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test Components Location 2 Figure12Testcomponentlocationofpoweronfaults ...

Page 48: ...RM 384 Baseband Troubleshooting Page 3 18 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test components Location Figure14Testcomponentlocationofkeypadbacklightfaults ...

Page 52: ...RM 384 Baseband Troubleshooting Page 3 22 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test components Location Figure16Testcomponentlocationofhallsensorfaults ...

Page 54: ...RM 384 Baseband Troubleshooting Page 3 24 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test components Location Figure17Testcomponentlocationoftouchsensorfaults ...

Page 59: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 29 Copyright 2009 Nokia All rights reserved Test components Location Figure20TestcomponentlocationofflashLEDfaults ...

Page 61: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 31 Copyright 2009 Nokia All rights reserved Test components Location Figure21Testcomponentlocationofvibratorfaults ...

Page 63: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 33 Copyright 2009 Nokia All rights reserved Test components Location1 Figure22Testcomponentlocationofchargingfaults ...

Page 64: ...RM 384 Baseband Troubleshooting Page 3 34 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test components Location2 Figure23Testcomponentlocationofchargingfaults ...

Page 67: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 37 Copyright 2009 Nokia All rights reserved Test components Location2 Figure25Testcomponentlocationofspeakerfaults ...

Page 69: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 39 Copyright 2009 Nokia All rights reserved Test components Location Figure26Test componentlocation of receiver faults ...

Page 71: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 41 Copyright 2009 Nokia All rights reserved Test components Location Figure27Testcomponentlocationofmicrophonefaults ...

Page 73: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 43 Copyright 2009 Nokia All rights reserved Test components Location Figure28Testcomponentlocationofearphonefaults ...

Page 77: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 47 Copyright 2009 Nokia All rights reserved FMFault_Cannot execute FMradiofunctiontroubleshooting Troubleshootingflow ...

Page 78: ...RM 384 Baseband Troubleshooting Page 3 48 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved FMFault _Can not hear FMradiofrom earphone troubleshooting Troubleshootingflow ...

Page 84: ......

Page 85: ...84 Baseband Troubleshooting Issue1 Company Confidential Page 3 55 Copyright 2009 Nokia All rights reserved Test components Location Rec_FPCComponentPlacement Figure31TestcomponentlocationofRec_FPCComponent ...

Page 86: ...RM 384 Baseband Troubleshooting Page 3 56 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Test components Location A cover assembly Figure32IR 1 A coverassembly ...

Page 87: ...RM 384 Baseband Troubleshooting Issue1 Company Confidential Page 3 57 Copyright 2009 Nokia All rights reserved Test components Location A cover assembly Figure IR 2 PadPeeloff Figure33IR 2 Padpeeloff ...

Page 91: ...3 4 17 Table24PCSbandRxRFtroubleshootingtestpointsShowninFigure43 4 17 Table25GPSRFtroubleshootingtestpointsShowninFigure46 4 22 Table26BTvoltagecheckingtestpoint 4 25 ListofFigures Figure34ComponentLayout Top 4 5 Figure35ComponentLayout Bottom 4 6 Figure36RFTXkeycomponents 4 7 Figure37RFRXkeycomponents 4 7 Figure38DisplayofNokiaCDMAL3PSTServiceSoftware 4 9 Figure39StepsofconfiguringFTMforRFtroubl...

Page 92: ...luewithanohmmeter Note In circuitmeasurementsshouldbeevaluatedcarefully Measuringequipment Allmeasurementsshouldbedoneusing AnoscilloscopeforlowfrequencyandDCmeasurements Recommendedprobe 10 1 10Mohm 8pF Titleof theDocument IssueNumber Dateofpublication AradiocommunicationtesterincludingRFgeneratorandspectrumanalyser forexampleRohde Schwarz CMU200 AlternativelyaspectrumanalyserandanRFgeneratorcanb...

Page 93: ...ayout Top RFAntennafeedpoint MSM6800 PCSTxSaw filter CellTxSaw filter CellPAM PCSPAM RFconnectorfor Cell PCS Diplexer CellDuplexer CellRxSaw filter GPSAntenna BTAntennafeedpoint BT FMModule 32 768KHzCrystal RFconnectorfor GPS 19 2MHzXTAL GPSRxSaw filter PCSDuplexer PCSRxSaw filter RFR6500 GPSRxSaw filter PowerDetector PCScoupler Cellcoupler ...

Page 95: ...RM 384 RF Troubleshooting Issue1 Company Confidential Page 4 7 Copyright 2008 Nokia All rights reserved RF TXkeycomponents Figure36RFTXkeycomponents RF RXkeycomponents Figure37RFRXkeycomponents ...

Page 97: ...nnotperformtheselftests gotoDeadorjammeddevicetroubleshooting inthebasebandtroubleshootingsection SetupforRF Troubleshooting UsethefollowingstepstoconfigureFTMmodeforRFtroubleshooting 1 ConnectRFconnectortoaspectrum 2 PutPWBonthemodulejig connectdataservicecablebetweenPCandModuleJigandconnectapower supply 3 LaunchNokiaCDMAL3PSTFx xServiceSoftwareandrunRFToolkitfunction 4 TheRFandTestingboxappears ...

Page 98: ...onnection inconnection 5 Select FTM inphonemodesettingandclick setmode 6 Selectbandmode Cellularband PCSband inbandsettingand click Setband 7 Setachannel 384 600 inRFchannelsettingandclick Setchannel CellularBandTestchannel 384 PCSBandTestchannel 600 8 Select On inTXon offandclick setTxOn off 9 Select Off inwaveformandclick Setwaveform 10 Select 0 R0_On R1_On inPARangeandlick SetPARange 11 Set 110...

Page 99: ...thefollowing Signalname Testpoint Voltage allbands 1 TX_2 85V U403 2 85V 2 MSMP_2 6V U403 2 6V 3 TX_ON U403 U301 2 6V 4 PA_RXX U403 U301 0Vforhighgainmode2 4 2 5Vforlowgainmode 5 PA_ON0 U403 U301 2 5 2 6VforPAturningon 0Vforturningoff CELL 6 PA_ON1 U403 U301 2 5 2 6VforPAturningon 0Vforturningoff PCS Table17RFTXvoltagecheckingpointinformation Figure40TxDCcheckingtestpoints ...

Page 100: ...01 5 CellularCouplerOutput Maxatten7dB U207 6 CellularDuplexerOutput Maxatten3dB DPX102 7 DiplexerOut Maxatten3dB DPX101 13 RFconnector 20dBm J100 Table18CellbandTxcheckshowsthetestpointsshowninFigure41 Test Point Description Value Check component 8 RFT6150output 18 12dBm U202 9 PCSPCSSAWoutput Maxatten7dB SAW202 10 PCSPAoutput Gain 5 15dB U204 11 PCSCouplerOutput Maxatten3dB U208 12 PCSDuplexerOu...

Page 102: ...3 Change defect component 1 Check U207 CP0402A0836AL 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check U204 AWT6308R 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check SAW202 B9014 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check U202 RFTXXXX 2 Check soldering point of the peripheral circuit 3 Cha...

Page 103: ...andclick Setband 7 Setachannel 384 600 inRFchannelsettingandclick Setchannel CellularBandTestchannel 384 PCS BandTestchannel 675 ChannelofCMUandRFtoolkitprogramissamechannel 8 Select 0 LNAR0 inLNArangeandclick SetLNArange cellularBand Select 1 LNAR1 inLNArangeandclick SetLNArange PCSBand 9 Keyin 90 inAGCandclick dBmtoAGC CellularBand Keyin 90 inAGCandclick dBmtoAGC PCSBand RFlevelofCMUandRFtoolkit...

Page 104: ...d PCSband Unit dBm DVGA LNA1 LNA2 LNA3 InputRF 90 90 50 40 Range 1900 4000 120 270 310 430 455 600 Table21ReceivercheckfromRFtoDVGA PCSband RF RX voltage checking Steps 1 Setupthemainboardinthemodulejig ThephoneshouldbeinFTMmode 2 Checkthefollowing Test Point Description Value Checkcomponent 1 RX_2 85V 2 85V U403 U205 2 RX_2 85V 2 85V U403 U205 3 RX_2 85V 2 85V U403 U205 4 MSMP_2 6V 2 6V U403 U205...

Page 105: ...xAtten3dB Cell RFconnector 8 Diplexeroutput MaxAtten3dB Cell DPX101 9 Duplexeroutput MaxAtten7dB Cell DPX102 10 LNAoutput Gain5 15dB Cell U205 11 SAWoutput MaxAtten7dB Cell F202 Table23CellbandRxRFtroubleshootingtestpointsShowninFigure43 TestPoint Description Value Check component 7 DiplexerIn MaxAtten3dB PCS RFconnector 12 Diplexeroutput MaxAtten3dB PCS DPX101 13 Duplexeroutput MaxAtten7dB PCS DP...

Page 106: ...ck soldering point of the peripheral circuit 3 Change defect component 1 Check F202 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check U205 RFRxxxx 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check DPX102 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check DPX101 2 Check soldering point of the periph...

Page 107: ...eck soldering point of the peripheral circuit 3 Change defect component 1 Check F203 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check U205 RFRxxxx 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check DPX103 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check DPX101 2 Check soldering point of the perip...

Page 108: ...Company Confidential Issue1 Copyright 2008 Nokia All rights reserved GPS troubleshooting GPS system block diagram Figure44GPSsystemblockdiagram Frequency 1575 42MHz SetupforGPSTroubleshooting Figure45 RFToolkitsetup forGPStroubleshooting ...

Page 109: ...ng 1 ConnectRFtestconnectortoaCMU InputRF1575 55MHz 30dBm 2 ConnectmobileterminaltoaPCviatheModuleJig andconnectapowersupply 3 OpenRFToolkitinL3program TheRFToolkitappears 4 SetStartRFconnectionin connection box 5 ChangetoFTMin phonemodesetting box 6 SelectaBand GPS in Bandsetting box GPS DC RF test point and Troubleshooting Figure46 RFGPScheckingtestpoint ...

Page 110: ... TP4 in the Table 25 Is it ok Check TP3 in the Table 25 Is it ok Check DC test point TP2 in the Table 25 Is it ok GPS path test procedure 1 Check U403 U205 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check F201 2 Check soldering point of the peripheral circuit 3 Change defect component 1 Check U103 2 Check soldering point of the peripheral circuit 3 Change defect ...

Page 111: ...RM 384 RF Troubleshooting Issue1 Company Confidential Page 4 23 Copyright 2008 Nokia All rights reserved BluetoothTroubleshooting Bluetoothsystem blockdiagram Figure47 BTsystemblockdiagram ...

Page 112: ...onfigureFTMmodeforBluetoothtroubleshooting 1 ConnectBluetoothconnectortoaBluetoothcallbox EX Anritsu8852B 2 PutPWBonthemodulejig connectdataservicecablebetweenPCandModuleJigandconnectapower supply 3 OpenRFToolkitinL3programandselectBasebandfunction 4 Select KeyPadSimulator 5 PresskeyPad 4183 toenterBluetoothtestmode Figure48DisplayofenteringtheBluetoothtestmode ...

Page 113: ...ght 2008 Nokia All rights reserved BluetoothDCandRF test points Figure49RFGPScheckingtestpoint TestPoint Description Value Checkcomponent 1 BT_2 6V 2 6V U402 U805 2 MSMP_2 6V 2 6V U402 U805 3 BT_2 6V 2 6V U402 U805 U301 4 ANT_BT 0dBm U805 Table26BTvoltagecheckingtestpoint ...

Page 116: ......

Page 119: ... 2009 Nokia All rights reserved TableofContents Introduction 5 6 Energymanagement 5 11 Bluetooth 5 28 GPS 5 29 USB 5 30 WLAN 5 30 Chargerinterface 5 30 Cameraconcept 5 30 UserInterface 5 32 AudioconceptAudioHWarchitecture 5 36 Basebandtechnicalspecifications 5 40 Frequency mappings 5 41 ...

Page 120: ...ncies 5 46 ListofFigures Figure50MSM6800Adevicefunctionaldiagram 5 9 Figure51System moduleblockdiagram 5 10 Figure52BL 4Cbatterypackpinorder 5 11 Figure53BatteryConnector 5 12 Figure54AC 6Utravelcharger 5 12 Figure55ChargingCircuitry 5 13 Figure56Mobileterminalchargercircuit 5 15 Figure57Power on Power offsequenceandtiming 5 17 Figure58PowerSequencemeasurepoint 5 17 Figure59PowerOnsequence1 5 18 F...

Page 121: ...72HallSensorconnection 5 35 Figure73Analogcodecfrontendwithaudioconnections 5 36 Figure74Internalmicrophonecircuitry 5 37 Figure75Internalearpiececircuitry 5 38 Figure76Internalspeakercircuitry 5 38 Figure77Vibracircuitry 5 38 Figure78Headsetjackport 5 39 Figure79Headsetdetectioncircuitry 5 39 Figure80Charger connector 5 40 ...

Page 122: ...oller multipletimer 1 3 VariableRateVocoder Thekey toefficiencyindigitalvoicetransmissionistheconversionofanaudiosignalintobinarynumbers This allowsthedigitalsignaltobecompressedandgroupedintopacketsofinformation Theincreasedspectral efficiencyofdigitalcellularispartlyduetotheuseofavocodertoconvertspeechintodigitalcode Thevocoder samplesthespokenword butonlyencodesaskeletonoftheactualword CDMAachi...

Page 123: ...ytwoprogressive devicesthataddtothefunctionalityandperformanceofmobileap plications Real TimeVideoPerformance andHighspeedDataStorageetc TheHynixNANDflashmemoryisfurnishedtostorageoftheuser sdata and hasthelargecapacitynecessaryformusicfilesanddigitalphoto AndTheHynixmobileDRAMissuitedfor mobilecommunicationsystemapplicationwhichuseindatamemorytoreducenotonlymountareabutalso powerconsumption TheHy...

Page 124: ...Fchip RFT6150 U202 Crystal1 CRYSTAL_24MHz_12pF_ 50ppm_3 2 2 5 0 7mm_FA 23824MHz12pF 50ppm Y501 Crystal2 CRYSTAL_32 768KHz_CL 7pF_ 20ppm_3 2 1 2 0 9mm_FC 135_EPSON Y401 Memory IC_MobileSDRAM_8M 4Bank 32bit_1 8V_FBGA_H8ACS0SJ0MCP 56M U401 Bluetooth IC_Class2BTModule_6 8 5 5 1 2mm_38PIN U805 Battery BL 4C Battery connector CONN_Battery_3PIN_9 3 7 4 5 2mm_5469523 CNO 5225 3028H CON610 OVPIC IC_Charger...

Page 125: ...RM 384 System Module and User Interface Issue1 Company Confidential Page 5 9 Copyright 2009 Nokia All rights reserved Systemmoduleblockdiagram Figure50MSM6800Adevicefunctionaldiagram ...

Page 127: ...r inside the battery pack on the BSI line to identify the battery size Different charging algorithm will be used for different battery sizes TheresistorsareconnectedtotheBSIpininsidethebatteryconnector Figure52BL 4Cbatterypackpinorder Batteryconnector Thebatteryconnectorisabladeconnector Ithasthreeblades BSI Batterysizeindicator GND Ground VBAT Batteryvoltage TheBSIlineisusedtorecognizethebatteryc...

Page 128: ...ischargedthroughtheMicroUSBinterfacewiththeAC 6Utravelcharger Figure54AC 6Utravelcharger ThePMchargecontrolisdependentonthechargertypeandthebatterysize Externalcomponentsare neededforelectromagneticcompatibility EMC andtransientprotectionoftheinputtothebasebandmodule Thecharger sDCinputisthroughtheMicroUSBconnector ThismobileterminalsupportsAC 6U DC 6U chargers ...

Page 129: ...omponentsandintegratesthepowerFET Chargingis thermallyregulatedtoobtainthemostefficientchargingrateforagivenambienttemperature Abuilt inOver VoltageProtection OVP circuitat thechargerinputprotectsthePMUfrominput voltagesupto 28V LP3919A eliminatingtheneedforanyexternalprotectioncircuitry BuckregulatorshaveanautomaticswitchtoPFMmodeatlowloadconditions providingverygoodefficiency atlowoutputcurrents...

Page 130: ... VibrationCircuit Inthemodeofvibration U629receivestheVIB_ENsignalandactivatesmotorforvibration EarJackCircuit ThisblockisarrangedfortheexternalearphonethroughEarJack OnceearJackisconnected internalMICandSpeaker areswitchedtoearphoneandcommunicationthroughearphoneis possible ChargerDetection Connecting a charger creates a voltage on the VCHG VCHG pin in 8208 schematic input of the PMIC Charging st...

Page 131: ...gingvoltageandcurrentmonitoringare usedtolimitchargingintoasafearea TheOVPlimitsthechargingvoltagetoMaxVoltage MaxVoltage 6 85V Normal andextremevoltages EnergymanagementismainlycarriedoutinthetwoApplicationSpecificIntegratedCircuits ASICs BETTY andAVILMA Thesetwocircuitscontainsanumberofregulators Inadditiontherearesomeexternal regulatorstoo Inthetablebelow normalandextremevoltagesareshownwhenaBL...

Page 132: ...dsenttoMSM ResetsaregeneratedfortheMSM s internalMCUanditsinternalDSP andMSMsends PS_HOLD signal to PMICto hold regulators and then other regulators be enabled This will keep all regulators at onstateinordertocompletethispoweronsequence KPD_PWRkeycanbereleasedafterPS_HOLDgoeshigh The RESOUT2_2 6V_N from MSM6800A is used to reset flash memory during power up and to put the flash memory in power dow...

Page 133: ...RM 384 System Module and User Interface Issue1 Company Confidential Page 5 17 Copyright 2009 Nokia All rights reserved Figure57 Power on Power offsequenceandtiming Figure58PowerSequencemeasurepoint ...

Page 135: ...us If theKPD_PWRsignalstayshighforacertaintime thePMICacceptsthisasavalidpower onstateandcontinues withthesoftwarebasebandinitialization Ifthepowerkeydoesnotindicateavalidpower onsituation the MCUpowersoffthebaseband Charger Chargingiscontrolledbystart upchargingcircuitryinordertodetectandstartchargingincasesthemain batteryisemptyandthePMIChasnosupply External Supply Sourceisdetected Ifavalidsourc...

Page 136: ...sequencewillthenbeinitiated Poweroff While the PS_HOLD signal from the MSM is high and the PMIC is in one of its power on states Under this condition thePMICcontinuallymonitorsthreeeventsthatcouldtriggerapower offsequence TheMSMdrivesthePS_HOLDsignallowrespondingtothepressingofthekeypadpowerbutton Batteryvoltagedropsbelowpoweroffthreshold Batteryvoltage 3 2V ThePMICdietemperatureexceedsits severe ...

Page 137: ...stlessthan60ms RESET_Nwillbe asserted thestatusbitFFwillbesetandPMUwillstepbackinPOWERUP modewithoutshuttingdownthevoltageoutputs Twosuchflag failureswillcauseaPowerDown HostprocessorcanusetheFFbitto startupthephonewithoutuserinterferenceincaseofflagfailure POWERUP POWERUPmodewillbeactivatedbyaPower on Switch PWR_ON or HF_PWRsignalortheinsertionofachargerinputvoltage CHG_IN DuringthePowerUpSequenc...

Page 138: ...ey CameradriverIC Audioamplifier TheheartofthepowerdistributionisthepowercontrolblockinsidethePMIC Itincludesallthevoltage regulatorsandfeedsthepowertotheentiresystem ThebasebandispoweredbythefollowingPMregulators Regulator RatingCurrent Voltage Notes MSMC 800mA 1 27V Alwaysenabledexceptduringpower offmode MSMA 300mA 2 60V Enabledonlywhenthesystemispoweredon Offduring sleepandpower offmodes MSMP 3...

Page 140: ...equiredforany othersubsystemoftheMSM6800Adevice ItisrecommendedthattheUSBclocksourcebeshutdownwhentheUSBinterfaceisnotbeingused SubsystemclockregimesforMSM6800A TheMSM6800Aclocktreebasicallyhassevenmainsources PLL0 GPLLVCO 196 608MHz PLL1 GPLLVCO 172 8MHzor201 6MHz dependingonADSPoperation PLL2 DCPLLVCO 172 8MHz PLL3 DCPLLVCO 268 8MHz multimedia oscillator 24MHz Sleeposcillator 32 768KHz TCXOoscil...

Page 141: ... 384 System Module and User Interface Issue1 Company Confidential Page 5 25 Copyright 2009 Nokia All rights reserved Figure63TCXOTiming Table32TCXOtimingparameters TCXOwaveform Figure64 TCXOTimingwaveform ...

Page 142: ...AIN Table33SleeposcillatorInverterrelativegainsettings Bit 9 of MPM_CLK_SLEEPOSC called SLEEP_OSC_RF_BYPASS controls the feedback resistance between the input andoutputoftheinternalinverter Set 1 SLEEP_OSC_RF_BYPASStodisablethefeedbackpath Clear 0 SLEEP_OSC_RF_BYPASStoenablethefeedbackpath Bit8ofMPM_CLK_SLEEPOSC calledSLEEP_OSC_RD_BYPASScontrolstheseriesresistancebetween theoutputoftheinternalinve...

Page 144: ... Copyright 2009 Nokia All rights reserved Bluetooth Bluetoothprovidesafullydigitallinkforcommunicationbetweenamasterunit thephone andoneormore slaveunits e g awirelessheadset DataandcontrolinterfaceforalowpowerRFmoduleisprovidedbythe module Figure67Bluetoothhardwareblockdiagram ...

Page 146: ...bus USB2 0issupportedwithfullspeed 12Mbps Hotswapissupported whichmeansthatUSBdevicesmaybepluggedin outatanytime ThisphoneisprovidedwithaspecificconnectorformicroUSB Figure69USBconnector WLAN Thismobileterminaldoesn tsupportWLANfunction Charger interface ThismobileterminalsupportsAC 6U DC 6Uchargersandbeconnectedthroughthisinterface Camera concept Camera ThedevicehasVGAintegrateddigitalcameras The...

Page 148: ...le The mobile terminal uses a TFT LCD The interface uses a parallel bus to transfer the Command Data between MSM6800andLCD Themainpanelfor8208isa240x320dotmatrixTFTLCDmodule TheUF 24U183modelisaColorTFTLCDsuppliedbySamsung ThismainModulehasa2 22inch diagonallymeasuredactivedisplayareawith240 RGB X320 16Mcolors resolution Figure70Displayoverview ...

Page 149: ... All rights reserved Displaycharacteristics Table35Displaymechanicaloutline Keyboardandotherkeys TheKEYSENSE 4 0 pinscanbeusedtoconnect amatrixkeypadtotheMSM6800 MSM6800Adevice TheKEYSENSE 4 0 inputsassertaKEYSENSE_INTifanyofthepinsarepulledlow Below figureshows thecircuitsassociatedwithKEYSENSE 4 0 ...

Page 151: ...ssue1 Company Confidential Page 5 35 Copyright 2009 Nokia All rights reserved Hallsensor Thehallsensorisfortheopen closedsliderdetection ThesensorthatismountedontheenginePWBworks togetherwithamagnetonthehingemodule Figure72HallSensorconnection ...

Page 152: ...tainstheaudiocodec theMCUandDSP blocks Theseblockshandleandprocesstheaudiodatasignals Thebasebandsupports2microphoneinputs 1 lineinputsandthreereceiver earpiece speakeroutputs Audioconnections MSM6800Aaudioconnectionsareprimarilyoneofsevencategories Microphoneinputs Auxiliaryinput Lineinputs Earphoneoutputs Stereoheadphoneoutputs Auxiliaryoutput Lineoutputs Figure73Analogcodecfrontendwithaudioconn...

Page 153: ... MSM6800 circuit Theinternalmicrophoneisdifferentialsignals Externalheadsetmicrophoneissingle ended MIC_AMP_BIAS 2 8V regulatedvoltagefromPMisusedformicrophone Figure74Internalmicrophonecircuitry Internal Receiver earpiece EAR_P EAR_NofMSM6800outputpinsoutputsareusedforthemobileterminal sinternalearpiece receiver The earpiece receiver and external louder speaker are both differential signals that ...

Page 154: ...ace Page 5 38 Company Confidential Issue1 Copyright 2009 Nokia All rights reserved Figure75Internalearpiececircuitry Internalspeaker Figure76Internalspeakercircuitry Vibra circuitry VibraisusedforVibraalarmfunction Figure77Vibracircuitry ...

Page 155: ...gleendedmonoorstereoaudiooutputandmonoaudioinput Figure78Headsetjackport ThemobileterminalsupportsNokiastandard2 5mmmonoheadset Theheadsetinsertiontothemobile terminalisdetectedthroughpin4 HEADSET_DET_N oftheheadsetJack HEADSET_DET_N HEADSET_DET_N pin in schematic ishighwhenheadsetnotinserted Itbecomeslowwhenheadsetisinserted Figure79Headsetdetectioncircuitry ...

Page 156: ...lug CON613 AVconnector Headset CON606 SIMreader CON803 MicroSDreader CON2 Batteryconnector CON610 Table36Externalinterfacesinformation Charger connector andcharginginterface connections Figure80Chargerconnector 1 VBUS O CON613 1 POWERPIN ACchargerIn 2 D I O CON613 2 USBDATAPIN Data 3 D I O CON613 3 USBDATAPIN Data 4 ID O CON613 4 USBIDPIN Detectionsignal 5 GND GND CON613 5 GND ACchargerGND Table37...

Page 157: ...73 66 998 824 25 869 25 12 825 36 870 36 49 826 47 871 47 86 827 58 872 58 123 828 69 873 69 999 824 28 869 28 13 825 39 870 39 50 826 5 871 5 87 827 61 872 61 124 828 72 873 72 1000 824 31 869 31 14 825 42 870 42 51 826 53 871 53 88 827 64 872 64 125 828 75 873 75 1001 824 34 869 34 15 825 45 870 45 52 826 56 871 56 89 827 67 872 67 126 828 78 873 78 1002 824 37 869 37 16 825 48 870 48 53 826 59 ...

Page 158: ...4 830 82 875 82 231 831 93 876 93 268 833 04 878 04 305 834 15 879 15 158 829 74 874 74 195 830 85 875 85 232 831 96 876 96 269 833 07 878 07 306 834 18 879 18 159 829 77 874 77 196 830 88 875 88 233 831 99 876 99 270 833 1 878 1 307 834 21 879 21 160 829 8 874 8 197 830 91 875 91 234 832 02 877 02 271 833 13 878 13 308 834 24 879 24 161 829 83 874 83 198 830 94 875 94 235 832 05 877 05 272 833 16...

Page 159: ...35 38 880 38 383 836 49 881 49 420 837 6 882 6 457 838 71 883 71 494 839 82 884 82 347 835 41 880 41 384 836 52 881 52 421 837 63 882 63 458 838 74 883 74 495 839 85 884 85 348 835 44 880 44 385 836 55 881 55 422 837 66 882 66 459 838 77 883 77 496 839 88 884 88 349 835 47 880 47 386 836 58 881 58 423 837 69 882 69 460 838 8 883 8 497 839 91 884 91 350 835 5 880 5 387 836 61 881 61 424 837 72 882 ...

Page 160: ...05 886 05 572 842 16 887 16 609 843 27 888 27 646 844 38 889 38 683 845 49 890 49 536 841 08 886 08 573 842 19 887 19 610 843 3 888 3 647 844 41 889 41 684 845 52 890 52 537 841 11 886 11 574 842 22 887 22 611 843 33 888 33 648 844 44 889 44 685 845 55 890 55 538 841 14 886 14 575 842 25 887 25 612 843 36 888 36 649 844 47 889 47 686 845 58 890 58 539 841 17 886 17 576 842 28 887 28 613 843 39 888...

Page 161: ...Company Confidential Page 5 45 Copyright 2009 Nokia All rights reserved 558 841 74 886 74 595 842 85 887 85 632 843 96 888 96 669 845 07 890 07 706 846 18 891 18 559 841 77 886 77 596 842 88 887 88 633 843 99 888 99 670 845 1 890 1 707 846 21 891 21 ...

Page 162: ... 79 720 846 6 891 6 757 847 71 892 71 794 848 82 893 82 721 846 63 891 63 758 847 74 892 74 795 848 85 893 85 722 846 66 891 66 759 847 77 892 77 796 848 88 893 88 723 846 69 891 69 760 847 8 892 8 797 848 91 893 91 724 846 72 891 72 761 847 83 892 83 798 848 94 893 94 725 846 75 891 75 762 847 86 892 86 799 848 97 893 97 726 846 78 891 78 763 847 89 892 89 727 846 81 891 81 764 847 92 892 92 728 ...

Page 164: ......

Page 167: ... UEMEandZocus CCP CompactCameraPort CDSP CellularDSP expectedtorunatlowlevels CLDC Connectedlimiteddeviceconfiguration CMOS Complimentarymetal oxidesemiconductorcircuit lowpower consumption COF ChiponFoil COG ChiponGlass CPU CentralProcessingUnit CSR cambridgesiliconradio CSTN ColorSuperTwistedNematic CTSI ClockTimingSleepandinterruptblockofTiku CW Continuouswave D A converter Digital to analougec...

Page 168: ...nfrared IrDA InfraredDataAssociasion ISA Intelligentsoftwarearchitecture JPEG JPG JointPhotographicExpertsGroup LCD LiquidCrystalDisplay LDO LowDropOut LED Light emittingdiode LPRF LowPowerRadioFrequency MCU MicroControllerUnit microprocessor MCU Multiportcontrolunit MIC micMicrophone MIDP MobileInformationDeviceProfile MIN Mobileidentificationnumber MIPS Millioninstructionspersecond MMC Multimedi...

Page 169: ...ePowerSupply SNR Signal to noiceratio SPR StandardProductrequirements SRAM Staticrandomaccessmemory STI SerialTraceInterface SW Software SWIM Subscriber WalletIdentificationModule TCXO TemperaturecontrolledOscillator Tiku FinnishforChip SuccessoroftheUPP TX RadioTransmitter UART Universalasynchronousreceiver transmitter UEME UniversalEnergyManagementchip Enhancedversion UEMEK SeeUEME UI UserInterf...

Search results

Summary of Contents for 8208

Reviews:

Related manuals for 8208

Brands by name

Popular brands

Nokia 8208, Service Manual

Search results

Summary of Contents for 8208

Reviews:

Related manuals for 8208

Brands by name

Popular brands