蓝牙耳机生产测试方法及标准参考范本

ProductnameProductnameConfidentialitylevelBluetoothHeadsetOpenProductversionTotal18pagesDraftProductTestSpecificationforBluetoothHeadsetPreparedbyLishuzhengDate 2013-12-13ReviewedbyApprovedbyDateDateAuthorizedbyDate（forinternaluseonly ）精品文档交流精品文档交流ChangeHistoryDateVer.DescriptionAuthor2013/12/13DraftInitialversionLishuzhengContentsTablesTestProcedure 6Station1ModuleDownload 6Station2Modulefunctionaltest(Freqtrim,PIO,AIO,voltageandcurrent) 6Station3ModuleRFTest(Conductedtest) 7Station4MainBoardPCBAfunctionaltest(PIOAIO,voltageandcurrent) 8Station5MainboardPCBARFtest(conductedtest) 9Station6MainboardPCBARFtest(Couplingtest) 10Station7Acoustictestaftercasing 11Station8ProductRFSensitivityTest 11Specification 12StationIModuleDownload 12Station2Modulefunctionaltest(Freqtrim,PIO,AIO,voltageandcurrent) 12Station3ModuleRFTest(conductedtest). 13Station4MainBoardPCBAFunctionaltest(PIO,AIO,voltageancurrent) 14Station5MainBoardPCBARFTest(conductedtest) 14Station6MainBoardPCBARFTest(couplingtest) 15Station7Acoustictestaftercasing 16Station8ProductRFSensitivityTest 16ProductSpecificationElectricalParameterschecklist 17Currenttest 17Audiotest 17Acoustictest 17Rangetest 17Powermanagement 18Other 18ProductTestSpecificationKeywords：BluetoothHeadset,PCBA,RFtest,AcousticSummary：ThetestspecificationforFunction,RFtest,PCBAtestandacoustictestReferenceList ：ReferenceListReferenceListNameAuthorNoDatePositionPressTestProcedureBeforestartATE,engineershouldcheckandenterappropriatevaluesinsettingenvironment.ManualSettingsSoftwareversion,g 3”UpperandlowerlimitforeachtestitemsStartedandstoppedBluetoothaddressrangeRFtestprobeandcablelostforcalibrationandcompensationStationRequirementIneachstation,ATEneedtoread,compareanddisplaythesoftwareversionnumber,whichsstorednPSKey.Itsa6,4sBCD,g 5”AlltestitemsshoulddisplayonthescreenEachproductiondayhavealogfileforeachstation.EachlogfileincludesallsamplesserialnoorBTaddresswithcorrespondingtestingdata.ThefileisinASCIIformat.Eachtestitemplacedinonecolumn.Filenamemustincludethestationno,dateandtimeforreference.Station1ModuleDownloadMeasurecurrentconsumptionat3.3VDownloadandverifythesoftware(includeapplicationandtestmode,ortestmodeonly)Station2Modulefunctionaltest(Freqtrim,PIO,AIO,voltageandcurrent)CheckcurrentconsumptionFeeda3.3Vsupplytothe3.3Vinput.Measurethe3.3Vinputcurrentandmeasurethevoltageat1.8Voutputfromthemodule.[Savethecurrentandvoltagetologfile]FrequencytrimControl the DUT to transmit a CW at Channel 39(2441 MHz), adjust the frequencytrimvaluetomeetthetarget.WritethecorrectvalueintoPSkey0x01F6(e.g.0x0026),thenresetDUTandverify.[Savethevalueinlogfile]CheckPIOandAlOInputthePIO(0-10)pins010101010101,readthelogicfromPIOandverify.Repeattheaboveandinvertthelo 舒c(101010101010).readthelogicfromPlOandverify.[Savetheresulttologfile]InputtheAIO(O-I)pinsatl.5V(don't>I.75V),readthelevelformAlOandverify.[Savethereadingstologfile]CheckAudiopathSetDUTintoPCMLoopbackmode.Feed1kHz,5mVrmstomicinputandmeasure,thespeakeroutputlevel.[Savethespeakerleveltologfile]Station3ModuleRFTest(Conductedtest)EnabletheDUTtoenterBluetoothTestModebyusing"RFCLI.EXE"commandSetthemeasuringconditionofE1852Baccordingthefollowingsetting.RFTest(Conducted)TransmittertestConditions:Carrier:0Packettype:DHIPacketlength:27Pollperiod:10RFlevel:-50dBmDatafordeltaF2:BS55(10101010)DatafordeltaFl:BSOF(00001111)Meas.Averagingfactor:100(maybelessforfastrespond) Couplingloss:0dBMeasure:AveragePowerFreq.OffsetFreq.DriftFreq.Drift/RateAvg,DeltaF2maxAvg,DeltaF1maxPacketErrorRate(PER) BitErrorRateLoopbackTestConditions:Whitening:EnableRFlevel:-75dBmModulationindex:0.32 No.ofbits:10000Measure:BitErrorRatc(BER)PacketErrorRateRepeattheabovetestforCarrier39,78Station4MainBoardPCBAFunctionaltest(PIOAIO,voltageandcurrent)Supply3.7VtotheBAT+toGNDCheckPlOandAIOInputdifferentlogictoPIO(0-11)whentherearetestpad,readallPIOandverify.ForBTHSClip:PIO(8,10,)isDON'TCAREOnlytestpadsforPlO(9).ThelogicofPIO(6)isinverted.itstestpadsis"MFB"ReadandverifyAIO(0).AIO(1)isDon'tCare.ForBTRadio:TBDCheckAudiopathSettheDUTtoPCMloopbackmode.FeedlkHz,5mVrmstomicinputandmeasurethelevelfromthespeakeroutput.CheckcurrentconsumptionMeasureOffCurrentResetDUT,measuretheinputcurrentat3.7VMeasureStandbyCurrentEnableDUTtoReceivemode(RXSTARTIat2442MHz).McaSUrctheinputcurrentat3.7VMeasureOperationCurrentEnableDUTtotransmitmode(TXSTARTat2442MHz).Measuretheinputcurrentat3.7V.MeasureChargingCurrentConnectaElectronicLoadtoBAT+toGND.SettheE-Ioadtodrawconstantcurrentof75mA.Feed5VtoDC+toGND.Measurethecurrentat5V.Station5MainboardPCBARFtest(conductedtest)RFTest(conducted)TransmittertestConditions:Carrier:0Packettype:DHIPacketlength:27Pollperiod:10RFlevel:-50dBmDatafordeltaF2:BS55(10101010)DatafordeltaFl:BSOF(00001111)Meas.Averagingfactor:100(maybelessforfastrespond) Couplingloss:0dBMeasure:AveragePowerFreq.OffsetFreq.DriftFreq.Drift/RateAvg,DeltaF2maxAvg,DeltaF1maxPacketErrorRate(PER) BitErrorRateLoopbackTestConditions:Whitening:EnableRFlevel:-75dBmModulationindex:0.32 No.ofbits:10000Measure:BitErrorRatc(BER)PacketErrorRateRepeattheabovetestforCarrier39,78Station6MainboardPCBARFtest(Couplingtest) Testitemsmaybedecreasedinthefuture.RFTestcouplingFixtureandDUTmustbeinShieldBox.TransmittertestConditions:Carrier:0Packettype:DHIPacketlength:27Pollperiod:10RFlevel:-50dBmDatafordeltaF2:BS55(10101010)DatafordeltaFl:BSOF(00001111)Meas.Averagingfactor:100(maybelessforfastrespond) Couplingloss:0dBMeasure:AveragePowerFreq.OffsetFreq.DriftFreq.Drift/RateAvg,DeltaF2maxAvg,DeltaF1maxPacketErrorRate(PER) BitErrorRateLoopbackTestConditions:Whitening:EnableRFlevel:-75dBmModulationindex:0.32 No.ofbits:10000Measure:BitErrorRate(BER)PacketErrorRateRepeattheabovetestforCarrier39,78WritePSKeytoflashmemoryAfteralltesteditemsarePASS:Writeaunique48bitsBluetoothaddressintoPSKeyOx0001.WriteOx000toPSKeyOxOIF9(SetHostInterfacetoNoHost)WriteOx000toPSKeyOx025D(EnableVM)Station7AcoustictestaftercasingSettingtheBatteryvoltaget04.10V--4.24V,adjusttheChargervoltageTrimvaluetomeetthetarget.WritethecorrectvalueintoPSKey0x03b7,thenresetDUTandverify.[Savethevalueinlogfile]Settingchargingvoltageto5V,ThevoltageofVBATpinmustbewithin3.8--4.6Vwithoutbattery.AcousticTestTestingmustbeinshieldroomandsilentroom.Aftercasingassembly,useCasiraforAudioGateway.PairingtheBTheadsetandcarryoutacoustictest.MeasureTXandRXloudnessandStation8ProductRFSensitivityTestProductRFsensitivity<=-70dBmTestingrequirement:N4010,ShieldboxandcomputerwithSPITestingmethod:PressMFBandthenplugcharger,thenreleaseMFB,thenpressLEDwillflashpurple.PuttheDUTonthetestjiginsidetheshieldbox.Closetheshieldbox.SetupforN4010ThesettingofthetestershouldbehoppingONMode->sp->Applysn V->Fixstod B”(R&Dwillprovideonereferencesampleforcalibration.Ifnotprovided,pleaseuseB304 0ne for calibration) Therefore. the Fix Loss should be set by calibration.Config-> EUT-> Inquiry Procedure->while BTaddress isshown onthe SelectandReturnBDATest-> Activeto"3"- >Select “SingleSlotSensitivt"Edit->TestMode/Pkt/Pwr->Type=HV3;SetTransmitPowert070 “Toseetheresult:Results->Select"SingleSlotSensitivity"->DetailedResultsIfBER<=0.1RecordtheTransmitPower.Thisisthesensitivity.IfBER>0.1IncreasetheTransmitPowerin4)-ivuntilBER<=0.1.OtherTestChargersAll chargers must be full checked. Measure output voltage and current for different voltage.Input100Vrms(AC)andconnectaload(250hm>2Wresistor)attheoutput,outputshouldbe5Vand200mA.Input240Vrms(AC)andconnectaload(250hm>2Wresistor)attheoutput,outputshouldbe5Vand200mA.RechargeableBatteriesAlltheLithium-ionPolymer(LIP)rechargeablebatterymustbefullcheckedbeforeproduction.All batteries are charge up by 0.5C then discharge by a480hm resistor. Measure dischargingtimeuntilvoltageisdroppedto3V.Thedischargingtimeatleast2hoursSpecificationStationIModuleDownloadDownloadandverification:ShouldbePASSEDStation2Modulefunctionaltest(Freqtrim,PIO,AIO,voltageandcurrent)Moduleturnoncurrent: 1mA-3mA(ForATESetup:0.2mA-4.5mA)Moduleoutputvoltage: 1.75V-1.85VTrimmedfreq. : 2441MHz+/-3kHzTrimmedvalue: 0-63PIO(0-10): PassAIO(0): 0.9VAudiooutputlevel: 0.1Vrms-0.5Vrms(Micinput1kHz5mVrms)Station3ModuleRFTest(conductedtest)RFandaudiotest(conducted)Carrier0ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-64DBmPeakPower-64DBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Carrier39ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-64dBmPeakPower-64dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Carrier78ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-64dBmPeakPower-64dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%BitErrorRate(BER)00.1%精品文档交流精品文档交流Station4MainBoardPCBAFunctionaltest(PIO,AIO,voltageancurrent)PI0(0,1,2.3,6,9),LED(0,1):PassAIO(0):1.48V--1.7VSpeakerLevel:0.2V-0.5V(MicinputIkHz5mVnns)OperationCurrent: 10mA-22mAOffModeCurrent: 0.1mA-0.4mA(ForATESetup:0.1mA 一StandbyCurrent: 1.0mA-5mAFastchargingCurrent:9mA-110mAFullchargingCurrent:5mA-9mAStation5MainBoardPCBARFTest(conductedtest)RFandaudiotest(conducted)Carrier0ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-84dBmPeakPower-84dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Carrier39ItemsDescriptionsAveragePowerLowerlimit-8Upperlimit4UnitsdBmPeakPower-84dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%Carrier78ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-84dBmPeakPower-84dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Station6MainBoardPCBARFTest(couplingtest)RFtest(coupling)Carrier0ItemsDescriptionsAveragePowerLowerlimit-6Upperlimit4UnitsdBmPeakPower-64dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Carrier39ItemsDescriptionsAveragePowerLowerlimit-6Upperlimit4UnitsdBmPeakPower-64dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%精品文档交流精品文档交流Carrier78ItemsDescriptionsLowerlimitUpperlimitUnitsAveragePower-64dBmPeakPower-64dBmFreq.Offset-7575kHzFreq.Drift-2525kHzFreq.DriftRate-2020kHz/50usAvg,DeltaF2max115175kHzAvg,DeltaFlmax140175kHzDeltaF2/DeltaF0.751.5-PacketErrorRate(PER)050%BitErrorRate(BER)00.1%Station7Acoustictestaftercasing2.8Station8ProductRFSensitivityTest2.8Station8ProductRFSensitivityTestForthesensitivity>-70dBmisconsideredtobeFailed.ChargertestItemsDescriptionsLowerlimitUpperlimitUnitsMicrophoneTXatlkHz-49-41dBEarphoneAssembleatlkHz104119dBFinalunitRXatlkHz109119dBBuzzersoundleaveat1kHz75100dB(At10cm)Microphonefrequencyrespondmask:Freq/Hz20030039860090010001336200035004005000Upperlimit+5+6+6.8+7+4.8+4+2.5+2.3-5.010.5Lowerlimit-6.2-5.1-4.4-4.4-4.3-4.7-8.3-11.5-14.5-18.5-21CompleteEarpiecefrequencyrespondmask:Freq/Hz2003003986009001k2k3k4k5kUpperlimit+5+7.58.8+9.8+6+5.3-3.5-10.5-14.8-22Lowerlimit-5.3-3-1.9-1-5.4-6.5-16-23-25(3447Hz)Wheninput100Vrms(AC):Outputvoltage:5V+/-0.25VOutputcurrent: 200mA+/-10mAWheninput240Vrms(AC):Outputvoltage:5V+/-0.25V精品文档交流精品文档交流Outputcurrent:200mA+/-10mAProductSpecificationElectricalParameterschecklistCurrenttestNo Testitem Specification Testcondition

VolumeSettingMin TYP Max

Unit RemarkStandbyCurrent 1.0-3.5mA Batteryvoltage:>3.7V N/A N/A mAOperationCurrent 10-16mA Batteryvoltage:>3.7V mATurnoffCurrent 0.1-0.5mA Batteryvoltage:>3.7V N/A N/A mAFastchargecurrent 70-135mA(RedLEDon) Batteryvoltage:>3.7V mAFullchargecurrent 3-10mA(BlueLEDon) Batteryvoltage:>3.7V mAAudiotestVolumeSettingNoTestitemSpecificationTestconditionMinMaxUnitRemarkLR LR1Outputlevel/Dongleinputlevel:-15dBVN/AN/AdBV2Distortion/Dongleinputlevel:-15dBVN/AN/AdBV3Signaltonoiseratio/Dongleinputlevel:-15dBVN/AN/AdBV4Channelseparation/Dongleinputlevel:-15dBVdBV56AudionoiselevelL/RUnbalance//BTdonglenoaudiolevelinputDongleinputlevel:-18dBVdBVdBV7L/RS/Nunbalance/Dongleinputlevel:-18dBVdBVAcoustictestNo Testitem Specification Testcondition

VolumeSettingMinL R

Unit

RemarkMicleveltest -41-49dB At1KHZ dBVSpeakerleveltest 109-119dB At1KHZ dBVBuzzer lever

75-100dBA At10Cm dBVRangetestNo Testitem Specification Testc