ZTE R8978S2600MH LTE Remote Radio Unit User Manual

ZTE Corporation LTE Remote Radio Unit

User manual

ZXSDRR8978TDD8PathRemoteRadioUnitUserManualVersion:V5.10ZTECORPORATIONNo.55,Hi-techRoadSouth,ShenZhen,P .R.ChinaPostcode:518057Tel:+86-755-26771900Fax:+86-755-26770801URL:http://support.zte.com.cnE-mail:support@zte.com.cn
LEGALINFORMATIONCopyright©2014ZTECORPORATION.Thecontentsofthisdocumentareprotectedbycopyrightlawsandinternationaltreaties.Anyreproductionordistributionofthisdocumentoranyportionofthisdocument,inanyformbyanymeans,withoutthepriorwrittenconsentofZTECORPORATIONisprohibited.Additionally,thecontentsofthisdocumentareprotectedbycontractualcondentialityobligations.Allcompany,brandandproductnamesaretradeorservicemarks,orregisteredtradeorservicemarks,ofZTECORPORATIONoroftheirrespectiveowners.Thisdocumentisprovided“asis”,andallexpress,implied,orstatutorywarranties,representationsorconditionsaredisclaimed,includingwithoutlimitationanyimpliedwarrantyofmerchantability,tnessforaparticularpurpose,titleornon-infringement.ZTECORPORATIONanditslicensorsshallnotbeliablefordamagesresultingfromtheuseoforrelianceontheinformationcontainedherein.ZTECORPORATIONoritslicensorsmayhavecurrentorpendingintellectualpropertyrightsorapplicationscoveringthesubjectmatterofthisdocument.ExceptasexpresslyprovidedinanywrittenlicensebetweenZTECORPORATIONanditslicensee,theuserofthisdocumentshallnotacquireanylicensetothesubjectmatterherein.ZTECORPORATIONreservestherighttoupgradeormaketechnicalchangetothisproductwithoutfurthernotice.UsersmayvisittheZTEtechnicalsupportwebsitehttp://support.zte.com.cntoinquireforrelatedinformation.TheultimaterighttointerpretthisproductresidesinZTECORPORATION.RevisionHistoryRevisionVersionRevisionDateRevisionReasonR1.12014-10-30AddedS2600MR1.02014-08-06FirsteditionSerialNumber:SJ-20140808143736-001PublishingDate:2014-10-30(R1.1)SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ContentsAboutThisManual.........................................................................................IChapter1FCCRelatedStatements..........................................................1-1Chapter2ProductOverview.....................................................................2-12.1ProductPositioning............................................................................................2-12.2ProductFeatures................................................................................................2-22.3ExternalView.....................................................................................................2-22.4ProductSpecications........................................................................................2-32.4.1ZXSDRR8978S2300...............................................................................2-32.4.2ZXSDRR8978S2600...............................................................................2-42.4.3ZXSDRR8978S2600M............................................................................2-42.5ExternalInterfaces.............................................................................................2-52.6InstallationModes..............................................................................................2-62.7TypicalNetworkingApplications..........................................................................2-6Chapter3ProductComposition...............................................................3-13.1SystemStructure................................................................................................3-13.2Composition.......................................................................................................3-23.3LEDIndicators...................................................................................................3-33.4PhysicalInterfacesandCables...........................................................................3-53.4.1ProtectiveGroundingCable......................................................................3-53.4.2DCPowerInputCable..............................................................................3-63.4.3LMT/TSTInterfaceCable..........................................................................3-93.4.4OpticalFiber..........................................................................................3-103.4.5AntennaFeederInterfaceCable...............................................................3-113.4.6CAL/AISGInterfaceCable......................................................................3-133.4.7EAM/RGPSInterfaceCable....................................................................3-143.5ExternalCableConnection...............................................................................3-143.6SoftwareComposition.......................................................................................3-15Chapter4OperationandMaintenance.....................................................4-14.1T echnicalSupport...............................................................................................4-14.2FaultLocation....................................................................................................4-24.3EquipmentMaintenance.....................................................................................4-34.4PowerOn..........................................................................................................4-44.5PowerOff..........................................................................................................4-5ISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
4.6PartsReplacement.............................................................................................4-64.6.1ReplacingtheZXSDRR8978....................................................................4-64.6.2ReplacingtheOpticalModule....................................................................4-74.6.3ReplacingtheRFCable............................................................................4-8Chapter5AccessoryDevices...................................................................5-15.1JunctionBox......................................................................................................5-15.2ACPowerLighteningProtectionBox...................................................................5-35.3ReplacingtheACPowerLightingProtectionBox..................................................5-6Chapter6TechnicalSpecications..........................................................6-16.1PhysicalSpecications.......................................................................................6-16.2PerformanceIndexes.........................................................................................6-16.3PowerConsumption...........................................................................................6-26.4ReliabilityIndexes..............................................................................................6-26.5GroundingRequirement......................................................................................6-36.6LighteningandSurgeProtection.........................................................................6-3Chapter7EnvironmentRequirements.....................................................7-17.1PowerSupplyRequirements...............................................................................7-17.2OperatingEnvironment.......................................................................................7-17.3StorageEnvironment..........................................................................................7-2Figures.............................................................................................................ITables............................................................................................................IIIGlossary.........................................................................................................VIISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
AboutThisManualPurposeThismanualdescribesthesoftwareandhardwarestructures,interfacesandcables,functions,features,technicalspecications,installationmodes,networking,andmaintenancemethodsoftheZXSDRR8978.IntendedAudienceThismanualisintendedfor:lBasestationinstallationengineerslBasestationcommissioningengineerslBasestationmaintenanceengineersWhatIsinThisManualThismanualcontainsthefollowingchapters.Chapter1,FCCRelatedStatementsDescribesthestatementsrelatedtoFCCrule.Chapter2,ProductOverviewDescribestheexternalview,interfaces,functions,features,andtypicalnetworkapplicationsoftheZXSDRR8978.Chapter3,ProductCompositionDescribesthesystemstructure,hardwarecomposition,andsoftwarecompositionoftheZXSDRR8978.Chapter4,OperationandMaintenanceProvidesthetechnicalsupportcontactinformation,power-onandpower-offow,andcomponentreplacementmethods.Chapter5,AccessoryDevicesDescribestheaccessorydevices,includingjunctionbox,andACpowerlighteningprotectionbox,andthereplacementmethods.Chapter6,TechnicalSpecicationsProvidesthetechnicalspecicationsoftheZXSDRR8978.Chapter7,EnvironmentRequirementsDescribestheenvironmentrequirementsoftheZXSDRR8978.ConventionsThismanualusesthefollowingconventions.Danger:indicatesanimminentlyhazardoussituation.Failuretocomplycanresultindeathorseriousinjury,equipmentdamage,orsitebreakdown.Warning:indicatesapotentiallyhazardoussituation.Failuretocomplycanresultinseriousinjury,equipmentdamage,orinterruptionofmajorservices.ISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Caution:indicatesapotentiallyhazardoussituation.Failuretocomplycanresultinmoderateinjury,equipmentdamage,orinterruptionofminorservices.Note:providesadditionalinformationaboutatopic.IISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter1FCCRelatedStatementsWarning!Changesormodicationstothisunitnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’sauthoritytooperatetheequipment.ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassAdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferencewhentheequipmentisoperatedinacommercialenvironment.Thisequipmentgenerates,uses,andcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructionmanual,maycauseharmfulinterferencetoradiocommunications.Operationofthisequipmentinaresidentialareaislikelytocauseharmfulinterferenceinwhichcasetheuserwillberequiredtocorrecttheinterferenceathisownexpense.Operationofthisequipmentinaresidentialareaislikelytocauseharmfulinterferenceinwhichcasetheuserwillberequiredtocorrecttheinterferenceathisownexpense.ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncontrolledenvironment.Thisequipmentshouldbeinstalledandoperatedwithminimumdistance10.2mbetweentheradiator&yourbody.1-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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Chapter2ProductOverviewTableofContentsProductPositioning....................................................................................................2-1ProductFeatures........................................................................................................2-2ExternalView.............................................................................................................2-2ProductSpecications................................................................................................2-3ExternalInterfaces.....................................................................................................2-5InstallationModes......................................................................................................2-6TypicalNetworkingApplications.................................................................................2-62.1ProductPositioningTheZXSDRR8978isaneight-pathTD-LTERRUwithhighpower.ItoperateswithaBBUtocovernewoutdoorsites.TheZXSDRR8978workswithaBBUtocomposeacompleteeNodeBandimplementthefunctionssuchasradiotransmissioninthecoverageareaandradiochannelcontrol.Figure2-1illustratesthepositionoftheZXSDRR8978inaLTEnetwork.Figure2-1PositionoftheRRUinaNetwork2-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManual2.2ProductFeaturesUniedPlatformTheZXSDRR8978isdevelopedbasedontheuniedSDRplatform,whichsupportssmoothevolutiontonewtechnologiesinthefuture,andprotectstheoperators'investmentinmaximum.EnergyconservationandenvironmentalprotectionlDesignedwithhigh-efciencypowerampliertechnologies:CrestFactorReduction(CFR),DigitalPre-Distortion(DPD)andDohertytoreduceequipment'spowerconsumption.lUsespassiveheatdissipationwithoutelectricalnoise,whichcansave35%powerconsumptioncomparedwiththetraditionalairconditionertoeffectivelyreducetheoperators'powerconsumptioncost.lSupportstheenergy-savingtechnologiessuchasslot-basedpowersavingandvoltageregulationpowersaving.Multi-Carrier,MIMO,BF,andHighPerformancelSupportsmultiplefrequencybandssuchas2.3GHz/2.6GHztosatisfytherequirementsofvariousoperators.lSupportsexiblecongurationofuptoTD-LTE4x20MHzmulti-carrierstofullyandexiblyutilizetheoperators'spectrum.HighOutputPowerUpto160W(8x20W)outputpowerisprovidedtosatisfythepowerrequirementsforhighcapacityandlargecoverage.10GbpsOpticalInterfaceTwo10GbpsCPRIopticalinterfacesareprovidedtosatisfytheTD-LTECPRIowrequirement.CPRIopticalinterfacemulti-modetransmissionissupported(the6Gbpsopticalinterfacerateisalsosupported).2.3ExternalViewFigure2-2showstheexternalviewoftheZXSDRR8978.2-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter2ProductOverviewFigure2-2ExternalView2.4ProductSpecicationsTheZXSDRR8978isaneight-channelRRUthatanbeusedfornetworkingTD-LTEmacrocells.Inthismanual,allthedescriptionsfortheZXSDRR8978areapplicabletothefollowingspecicationsunlessspeciallystated:lZXSDRR8978S2300lZXSDRR8978S2600lZXSDRR8978S2600M2.4.1ZXSDRR8978S2300ForthekeyfeaturesoftheZXSDRR8978S2300,refertoTable2-1.Table2-1KeyFeaturesoftheZXSDRR8978S2300ItemDescriptionRadioaccessmodeTD-LTEFrequencyband2300MHz~2400MHzAntennaSupports4×4MIMOdualTRXchannels.MaximumnumberofcarriersTD-LTE:4×20MHz2-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
MHz~2690 2590ZXSDRR8978UserManualItemDescriptionSignalbandwidth80MHzMaximumpoweroutputineachchannel20WPowerinputDC:-48VDCAC:100VAC/110VAC/220VAC2.4.2ZXSDRR8978S2600ForthekeyfeaturesoftheZXSDRR8978S2600,refertoTable2-2.Table2-2KeyFeaturesoftheZXSDRR8978S2600ItemDescriptionRadioaccessmodeTD-LTEFrequencyband2575MHz–2635MHzAntennaSupports4×4MIMOdualTRXchannels.MaximumnumberofcarriersTD-LTE:3×20MHzSignalbandwidth60MHzMaximumpoweroutputineachchannel25WPowerinputDC:-48VDCAC:100VAC/110VAC/220VAC2.4.3ZXSDRR8978S2600MForthekeyfeaturesoftheZXSDRR8978S2600M,refertoT able2-3.Table2-3KeyFeaturesoftheZXSDRR8978S2600MItemDescriptionRadioaccessmodeTD-LTEFrequencybandMHzAntennaSmartAntennaRET8–pathtransceivingchannelsMaximumnumberofcarriersTD-LTE:4x20MHz2x20MHzSignalbandwidth100MHzMaximumpoweroutputineachchannel20WPowerinput-48VDC2-4SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter2ProductOverview2.5ExternalInterfacesFigure2-3illustratestheexternalinterfacesoftheZXSDRR8978.Figure2-3ExternalInterfacesForadescriptionoftheexternalinterfaces,refertoTable2-4.Table2-4ExternalInterfaceDescriptionExternalDeviceDescriptionExternalInterfaceBBUBBUperformsthefunctionssuchasGPSsynchronization,maincontrol,andbasebandprocessing.Logicalinterface:IrinterfacePhysicalinterface:opticalberinterfaceUEUEaccomplishestheUuinterfacefunctionsoftransmittingvoiceanddataservices.Logicalinterface:UuinterfacePhysicalinterface:noneUserdeviceExternalenvironmentmonitoringdeviceLogicalinterface:notstandardizedPhysicalinterface:drycontact2-5SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualExternalDeviceDescriptionExternalInterfaceRRULMTOperatesandmaintainstheRRUatthelocalendLogicalinterface:notstandardizedPhysicalinterface:EthernetinterfaceCascadeRRUUpstreamRRULogicalinterface:IrinterfacePhysicalinterface:opticalberinterface•ExternalinterfacesexcludethepowerandantennainterfaceoftheRRU.Note:TheLMTattheBBUsidecanoperateandmaintainmultipleRRUsundertheBBU.ZTENetNumen™EMSprovidesuniedoperationandmaintenanceonmultiplesites.2.6InstallationModesTheZXSDRR8978supportsthreeinstallationmodes:lAsingleRRUmountedonapolelTwoRRUsmountedonapolelMountedonawalllMountedonslotsteellMountedonanglesteel2.7TypicalNetworkingApplicationsTheZXSDRR8978supportsthefollowingnetworkingsolutions:lChainnetworkingChainnetworkingappliestostrip-shapedareaswithsparsepopulation,whereopticalberscanbelaidconveniently.Figure2-4showsachainnetworkingsolution.Figure2-4ChainNetworkinglStarnetworkingInastarnetworkingsolution,aBBUisconnectedtoeachRRUandtheRRUistheterminalequipment.Thisnetworkingtypeissimpleandeasyformaintenance2-6SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter2ProductOverviewandengineering.Becausethesignalpassesthroughfewerintermediatelinksalongthetransmissionpath,thelinkreliabilityismuchhigher.Figure2-5showsastarnetworkingsolution.Figure2-5StarNetworking2-7SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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Chapter3ProductCompositionTableofContentsSystemStructure........................................................................................................3-1Composition...............................................................................................................3-2LEDIndicators............................................................................................................3-3PhysicalInterfacesandCables..................................................................................3-5ExternalCableConnection.......................................................................................3-14SoftwareComposition..............................................................................................3-153.1SystemStructureFigure3-1showsthesystemstructureoftheZXSDRR8978.Figure3-1SystemStructureTable3-1describesthesubsystemsoftheZXSDRR8978.Table3-1SubsystemDescriptionNameTypeFunctionRRUsoftwaresubsystemSoftwaresubsystemProvidesthesystemoperatingsystemandOMfunctionsTransceiverHardwaresubsystemlPowerinterfacelOpticalinterfacelControlfunctionslClockfunctionslDIFlTRX8T8RlterunitHardwaresubsystemEight-channellterStructuresubsystemStructuresubsystemProvidesequipmentprotection,heatdissipation,andinstallation,andmodulestructure,heatdissipation,andinstallation.3-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManual3.2CompositionFigure3-2showsthecompositionoftheZXSDRR8978.Figure3-2ProductComposition1.Radiatingpin2.Handle3.LEDindicators4.Operationandmaintenancecavity5.Antennainterface6.CAL/AISGinterface7.Groundingbolt8.Breathablevalve9.EAM/RGPSinterfacelTheoperationandmaintenancecavitycontainsoneDCpowerinterface,twoopticalinterfaces(OPT1andOPT2),oneRRULMT/testinterface(LAM/TST).lTheequipmenthassixLEDindicators.lAhandleisinstalledontheuppershelltofacilitateinstallationandtransportation.lAtthebottomoftheequipment,thereareeightantennainterfaces(ANT1–ANT8),onehermeticseal(breathablevalve),oneantennacalibrationinterface(CAL/AISG),andonedrycontractuserdeviceinterface(EAM/RGPS).3-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductCompositionNote:TheLMT/TSTinterfaceisusedforZTEmaintenancepersonneltoperformcommissioningandmaintenance.3.3LEDIndicatorsAnindicatorindicatestheoperatingstatusofadevice.Figure3-3showsthepositionsoftheindicators.Figure3-3LEDIndicatorsTable3-2describestheLEDindicators.3-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualTable3-2IndicatorDescriptionsNameIndicationColorDescriptionOFF:Thesystemisnotpowered.ON:Thesystemispowered.Thesoftwaresystemisnotrunning.Flashingslowly(ONfor1sandOFFfor1s):Thesystemispowered.Thesoftwaresystemisbeingstarted.Flashingnormally(ONfor0.3sandOFFfor0.3s):Thesystemispowered.Thesoftwaresystemhasbeenstarted.ThecommunicationbetweentheRRUandBBUisnormal.RUNOperationindicatorGreenFlashingfast(ONfor70msandOFFfor70ms):Thesystemispowered.Thesoftwaresystemhasbeenstarted.ThelinkbetweentheZXSDRR8978andBBUisnotestablished.OFF:Thereisnoalarm. ALMAlarmindicatorRedON:Thereisanalarm.OFF:Theopticalinterfacedoesnotreceiveopticalsignals.ON:Theopticalinterfacehasreceivedopticalsignalsandthelinkisnotsynchronized.OPT1Indicatorofopticalinterface1GreenFlashing(ONfor0.3sandOFFfor0.3s):Theopticalinterfacehasreceivedopticalsignalsandthelinkissynchronized.OFF:Theopticalinterfacedoesnotreceiveopticalsignals.ON:Theopticalinterfacehasreceivedopticalsignalsandthelinkisnotsynchronized.OPT2Indicatorofopticalinterface2GreenFlashing(ONfor0.3sandOFFfor0.3s):Theopticalinterfacehasreceivedopticalsignalsandthelinkissynchronized.OFF:VSWRsatallantennainterfacesofthetransmittinglinksarenormal.VSWRIndicatoroftheVSWRattheantennainterfaceRedON:ThereisaVSWRalarmattheantennainterfaceofthetransmittinglink.SolidON:Indicatesthattheradiolinksaresuccessfullyestablished,andcellsareestablished.ACTRadiolinkstatusindicatorGreenOFF:Indicatesthatnoradiolinksareestablishedorestablishmentfailed,andnocellexists.•TheALMindicatordoesnotindicatealarmsoftheopticalinterfaces(OPT1andOPT2)andVSWRalarmsattheantennainterfaces.3-4SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductComposition3.4PhysicalInterfacesandCables3.4.1ProtectiveGroundingCableFunctionTheprotectivegroundingpointislocatedatthebottomofthehandle.Theprotectivegroundingcableprovidesprotectivegroundforthesystem.ThereareatotaloftwoboltsthatprovideagroundingconnectiontotheZXSDRR8978.ThegroundingboltcanbeconnectedwithadualholeOTterminalthatcomplieswiththeGR1089specication.TheOTterminalcanbeconnectedtothe16mm2multi-coresyellow-greencopperwire.ExternalViewTheprotectivegroundingcableisa16mm2yellow/greencable.Figure3-4showstheexternalview.Figure3-4ProtectiveGroundingCableConnectionEndAisconnectedtothegroundinginterfaceoftheZXSDRR8978.EndBisconnectedtotheexternalgroundingbar.Note:TheconnectionareaofthegroundingboltandOTterminalshallnotbelessthantheareaoftheOTterminal,andtheconnectionresistancemustbelessthan50mΩ.Figure3-5illustratesthecableconnection.3-5SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure3-5ConnectionoftheProtectiveGroundingCableNote:Thetwoboltsontheleftareusedforinstallingtheprotectivegroundingcable.Theboltontherightisonlyusedforxinganddoesnotconnecttoanycable.3.4.2DCPowerInputCableFunctionTheDCpowerinputinterfaceislocatedintheoperationandmaintenancecavityoftheZXSDRR8978.TheDCpowerinputcableleadstheexternalDCpowerintotheoperationandmaintenancecavityoftheZXSDRR8978.ItconnectstotheDCpowerthroughadual-coreDCbracketandadual-coreDCconnector,toprovide-48VDCpowerinputfortheRRU.3-6SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductCompositionCaution!The10mm2DCpowercablecannotbedirectlyconnectedtotheZXSDRR8978,andneedstobeconvertedtoa4mm2DCpowercablethroughajunctionboxbeforeconnectingtotheZXSDRR8978.TheZXSDRR8978doesnothaveanACpowerinterface.TheACpowershouldbeconvertedintoDCpowerthroughtheoutdoorACpowerlighteningprotectionboxandthenconnectedtotheZXSDRR8978.ExternalViewTheDCpowercableisablue-blackcable.Figure3-6showstheexternalview.Figure3-6DCPowerInputCable1.Copperwire2.Shieldinglayer3.-48Vcore4.-48VGNDcoreSignalDescriptionSignalNameSignalMeaningWireColor-48V-48VpowerBlue-48VGND-48VgroundBlackConnectionIf...Then...ThejunctionboxisnotrequirediftheindoorpowerlighteningprotectionboxisneartotheZXSDRR8978andvoltagedropcanbeignored.TheindoorDCpowerdistributionunit(withapowerswitch)connectstothelightingprotectionboxoftheindoorDCpowersupply.UsetheDCpowersupplywithoutajunctionboxConnecttheZXSDRR8978totheindoorDCpowerlightingprotectionbox(thereareatotalofthreeoutputsintheindoorDCpowerlightingprotectionbox,eachofwhichhasanairswitchandcanbeconnectedtoanRRU).3-7SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualIf...Then...IfvoltagedropoccursduetothedistancebetweentheZXSDRR8978andtheindoorDCpowerlightingprotectionbox,apowercablewithalargerdiametersizeisneededtoreducethevoltagedropcausedbylongdistancetransmission.Ajunctionboxisneededtoconvertthecablestoadifferentsize.TheindoorDCpowerdistributionunit(withapowerswitch)connectstothelightingprotectionboxoftheindoorDCpowersupply.ConnectthejunctionboxtotheindoorDCpowerlightingprotectionbox(thereareatotalofthreeoutputsintheindoorDCpowerlightingprotectionbox,eachofwhichhasanairswitchandcanbeconnectedtoanRRU).UsetheDCpowersupplywithajunctionboxAftertheDCpowercableisconvertedbythejunctionbox,itcanbeconnectedtotheZXSDRR8978.ThejunctionboxisnotrequiredbecausetheACpowersupplyislowwithalargevoltageandvoltagedropcanbeignored.ConnecttheindoorACpowerdistributioncabinettotheoutdoorACpowerlighteningprotectionbox(thereareatotalofthreeoutputsintheindoorACpowerdistributioncabinet,eachofwhichhasapowerswitchandcanbeconnectedtoanRRU).UsetheACpowersupplywithoutajunctionboxConnecttheoutdoorACpowerlighteningprotectionboxtotheZXSDRR8978.Figure3-7illustratesthecableconnection.3-8SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductCompositionFigure3-7ConnectionofDCPowerInputCableNote:lThetwocoresoftheDCpowercableEndAshouldbewrappedwithatubeterminal.AfterthetubeterminaliscrimpedandinsertedtothedualcoreDCconnector,theDCpowercablecanbeinsertedtothedualcoreDCsocketthroughtheDCconnector.lTheEndBoftheDCpowercableisbareandconnectstotheexternalpowersupply.lThetwoendsofthepowercablemustbemadeatthesite.3.4.3LMT/TSTInterfaceCableFunctionTheLMT/TSTinterfaceislocatedintheoperationandmaintenancecavity.ItusesanRJ45socket.TheLMTinterfaceisusedfortheinteractionbetweentheLMTandZXSDRR8978throughanEthernetportusingTCP/IP.TELNETcommandlinesaresupported.ConnectionEndAisconnectedtotheLMTinterfaceintheoperationandmaintenancecavity.EndBisconnectedtotheLMTorPC.Figure3-8illustratesthecableconnection.3-9SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure3-8ConnectionoftheLMT/TSTInterfaceCableNote:TheLMT/TSTinterfaceisusedforZTEmaintenancepersonneltoperformcommissioningandmaintenance.3.4.4OpticalFiberFunctionTheZXSDRR8978hastwoopticalinterfaces,OPT1andOPT2.Theyarelocatedintheoperationandmaintenancecavity.LC-typeopticalberconnectorsaresupported.IntheZXSDRR8978system,theopticalinterfaceshavethefollowingfunctions:lOPT1andOPT2canconnecttheRRUtoanupstreamBBU,tocarrytheIQdataandcommunicationsignalingbetweentheRRUandBBU.lIftheRRUservesastheupstreamRRU.oneopticalinterfacecanbeusedtocascadeadownstreamRRU.lIftheRRUservesasthedownstreamRRU,oneopticalinterfacecanbeusedtocascadeanupstreamRRU.3-10SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductCompositionExternalViewTheopticalberusesLC-typeconnectors.Figure3-9showstheexternalview.Figure3-9OpticalFiberConnectionEndAisconnectedtotheopticalports(OPT1andOPT2)oftheZXSDRR8978.EndBisconnectedtotheBBU/dowstreamRRU/upstreamRRU.Figure3-10illustratesthecableconnection.Figure3-10ConnectionoftheOpticalFiber3.4.5AntennaFeederInterfaceCableFunctionTheantennafeederinterfaceislocatedontheexternallterattheequipmentbottom.ItusesN-typefemaleconnectors.TheantennafeederinterfacecableconnectstheantennainterfaceoftheZXSDRR8978totheantenna.Itisusedforthesignalreceivingandtransmissionattheantenna.3-11SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualExternalViewTheantennafeederinterfacecableisa50Ωcablewithadiameterof1/2in(1in=25.4mm).BothendsareN-typemaleconnectors.Figure3-11showstheexternalview.Figure3-11AntennaFeederInterfaceCableConnectionEndAisconnectedtotheANTinterfaceoftheZXSDRR8978.EndBisconnectedtothecorrespondinginterfaceofthemainantennafeeder.Theantennafeederinterfacecableisa1/2inchjumper.Figure3-12illustratesthecableconnection.Figure3-12ConnectionoftheAntennaFeederInterfaceCable3-12SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductComposition3.4.6CAL/AISGInterfaceCableFunctionTheCALinterfaceislocatedattheexternallteratthebottomoftheZXSDRR8978.Itusesatype-Nfemaleconnector.TheCALinterfacecableusedbytheZXSDRR8978usesajumperwithadiameterof1/2inch.BothendsareN-typemaleconnectors.TheCALinterfacesupportsantennachannelcalibrationandAISGforRETantennas.TheCALinterfaceintegratesAISGandantennacalibration.IfanRETantennaisused,theCALinterfaceoftheZXSDRR8978isconnectedtotheintegratedinterfaceoftheantenna.ExternalViewTheCALinterfacecableisanRFcablewithadiameterof1/2in(1in=25.4mm).BothendsareN-typemaleconnectors.Figure3-13showstheexternalview.Figure3-13CALInterfaceCableConnectionEndAisconnectedtotheCALinterfaceoftheZXSDRR8978.EndBisconnectedtotheCALinterfaceoftheantenna.Figure3-14illustratesthecableconnection.3-13SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure3-14ConnectionoftheCALInterfaceCable3.4.7EAM/RGPSInterfaceCableFunctionThedrycontact(EAM)interfaceislocatedattheexternallteratthebottomoftheZXSDRR8978.Itusesaneight-coreroundconnector.ItsupportstheRGPSfunctionsandonedrycontractinputtotransparentlytransmittheexternaldevicestatus.TheRGPSreceiverislocatedattheGPSreceivingantenna.Installedneartheantenna,thesatellitecardtransmitstheoutputdigitalsignaltotheclockmaincontrolcardthroughadifferentialline.BecausedigitalsignaltransmissionisnotaffectedbyRFsignalattenuation,theremotedistanceislongandgoodreliabilityandmaintainabilityisensured.ConnectionEndAisconnectedtotheEAMinterfaceoftheZXSDRR8978.EndBisconnectedtothedrycontactoutput/RGPSinterfaceoftheexternaldevice.3.5ExternalCableConnectionFigure3-15illustratestheexternalcableconnection.3-14SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter3ProductCompositionFigure3-15ExternalCableConnection3.6SoftwareCompositionTheZXSDRR8978softwaresystemiscomposedof:lRFmanagementIncludesRFmaincontrolandRFchannelmanagement.lOAMadaptationsoftwareProvidesanadaptationinterfaceforentireoperationandmaintenance.ProvidesthefollowingOAMfunctions:congurationmanagement,versionmanagement,performancestatistics,testmanagement,securitymanagement,diagnostictest,systemcontrol,andcommunicationprocessing.lOSSUsesanSDRplatformarchitecture.Providesthefunctionssuchasschedulingmanagement,memorymanagement,andtimermanagement.lBSP3-15SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualUsesauniedarchitecturedesignandprovidesauniedinterfacefortheupperlayer.lOSUsestheLinuxsystemindependentlydevelopedbyZTE.Figure3-16showsthesoftwarecompositionoftheZXSDRR8978.Figure3-16SoftwareComposition3-16SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenanceTableofContentsTechnicalSupport.......................................................................................................4-1FaultLocation.............................................................................................................4-2EquipmentMaintenance.............................................................................................4-3PowerOn...................................................................................................................4-4PowerOff...................................................................................................................4-5PartsReplacement.....................................................................................................4-64.1TechnicalSupportZTEtechnicalsupportcontractinformationispastedinaconspicuouspositionintheequipmentroom,seeFigure4-1.4-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure4-1ZTETechnicalSupportContactInformation4.2FaultLocationForthefaultlocationmethodsinroutinemaintenance,refertoT able4-1.Table4-1FaultLocationMethodsMaintenanceMethodDescriptionCheckingAlarmsandOperationLogsThisisthemostcommonmethodfortroubleshooting.Bycheckingthealarmmanagementtaboftheoperationandmaintenancesystem,youcancheckthealarmsandoperationlogs.lCheckandanalysisofthecurrent,historicalalarmsandcommonnoticationsthroughthealarmmanagementtab,tondtheabnormalstatus,locatingandhandlingfaults.4-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenanceMaintenanceMethodDescriptionlBycheckingtheoperationlogsinusermanagement,youcantracesystemparametermodication,locaterelevantterminalsandoperators,anddiscoverthefaultscausedbymanualoperations.PerformanceAnalysisBycheckingtheperformancemanagementtab,youcancreatedifferentperformancetesttasks,generatetherelevantperformancereportstodeterminethesystemperformanceindexes.Byanalyzingthisinformation,youcanndtheloaddistributioninthenetworkandadjusttherelevantnetworkparameters,toimprovetheintegratednetworkperformanceintime.InstrumentandMeterAnalysisAuxiliaryinstruments,suchastestUE,signalinganalyzers,andbiterroranalyzers,canbeusedforfaultanalysis,faultlocationandtroubleshooting.ReplacementYoucanreplaceafaultypartwithasparepartorapeerpartthatoperatesproperlyinthesystemtolocateafault.Forfaultlocationbyusingthereplacementmethod,youneedtoperformrelevantoperationsinaccordancewiththereplacementproceduresdescribedinthismanual.Self-testThesystemperformsaself-testwhenitispoweredonagain.Duringtheself-test,theindicatorsashinaccordancewithrelevantrules.Youcanlocatefaultsbycheckingtheindicators.IntegratedMethodInactualoperation,allthemethodscanbeusedfortroubleshooting.Youcanhandledifferentfaultsbasedonthefaultlocationmethodsandpastexperience.4.3EquipmentMaintenanceForadescriptionoftheZXSDRR8978equipmentmaintenance,refertoTable4-2.Table4-2EquipmentMaintenanceItemDescriptionFre-quencyCheckequipmentsurfaceCheckwhethertheequipmentisdamagedorcrackedQuarterlyChecktheequipmentcleanconditionCheckwhetherthereisdepositeddustontheequipmentsurface.Ifyes,youneedtocleanthedust.QuarterlyChecklabelsCheckwhethertheequipmentandcablelabelsarecleanandclear.QuarterlyCheckindicatorsInaccordancewiththedescriptionfortheindicators,checktheindicatorstatus.Ifanyfaultoccurs,handleitassoonaspossible.Monthly4-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManual4.4PowerOnCaution!Beforepoweron,youneedtochecktheequipmentandcableinstallationindetail,toensurethatalltheinstallationresultscomplywiththeengineeringinstallationspecications.Figure4-2showsthepower-onow.Figure4-2Power-onFlowForadescriptionoftheZXSDRR8978power-onow,refertoT able4-3.4-4SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenanceTable4-3Power-onStepsItemPower-onStepsDCpowersupply1.Turnontheswitchofthepowerdistributionunit,andcheckwhethertheequipmentoutputvoltageisinthenormalrange.2.TurnontheswitchoftheindoorDCpowerlightingprotectionboxoftheZXSDRR8978.PowertheZXSDRR8978on,andtestwhethertheRRUinputvoltageisinthenormalrange.3.CheckwhethertheBBUindicatorortheRRUindicatorisnormal.ACpowersupply1.TurnontheswitchoftheACpowerdistributionunitoftheZXSDRR8978,andcheckwhethertheequipmentoutputvoltageisinthenormalrange.2.CheckwhethertheBBUindicatorortheRRUindicatorisnormal.Note:Toavoidcurrentsurge,youneedtopowerontheRRUsinthecellsequenceevery30s.Atthesametime,youcancheckwhetherthecablesofacellareconnectedproperlythroughtheBBUindicator.4.5PowerOffPower-offoftheZXSDRR8978includes:lEmergencypower-off:occurswhentheequipmentroomisonre,oodingorinsmog.lCommonpower-off:occursinsomeapplicationscenarios,forexample,equipmentmoveorexpectedlocalpoweroutage.ForadescriptionoftheZXSDRR8978power-offow,refertoTable4-4.Table4-4Power-offStepsItemEmergencyPower-offCommonPower-offDCpowersupplyTurnofftheairswitchoftheindoorDCpowerdistributionunit.1.TurnofftheairswitchoftheDCpowerlightingprotectionboxoftheZXSDRR8978.2.TurnofftheairswitchoftheindoorDCpowerdistributionunit.ACpowersupplyTurnofftheairswitchoftheindoorACpowerdistributionunit.4-5SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManual4.6PartsReplacement4.6.1ReplacingtheZXSDRR8978LocatetheZXSDRR8978faultsthroughobservationandanalysis,anddeterminewhethertoreplacetheZXSDRR8978.ReplacingtheZXSDRR8978willinterruptalltheservicescarriedbytheZXSDRR8978.PrerequisitelVerifythehardwaretypeofthefaultyZXSDRR8978.PrepareaproperZXSDRR8978.ThespecicationsoftheproperZXSDRR8978mustbeconsistentwiththefaultyone.lPreparethefollowingtools.ToolFunctionWrenchInstallsoruninstallstheRFcablesM5crossscrewdriverInstallsoruninstallstheZXSDRR8978maintenancecavity,orfastensthescrewsandprotectiongroundingcables.WaterprooftapeProvideswaterproofprotectionfortheRFcableconnectorsStickerMarkstheconnectionofthecablestobereplaced(afterthereplacement,allthecablesmustbereconnectedtotheplacewheretheywere)MoistureproofantistaticbagandcartonStoresthefaultyZXSDRR8978Steps1.PowerofftheZXSDRR8978.2.OpenthecoveroftheZXSDRR8978maintenancecavitybyusingtheM5screwdriver.3.Pastealabelateachendofeveryopticalber.4.RemovethexscrewsfromthecablecrimperbyusingtheM5screwdriver.5.PulluptheinsulatingpartofthedualcoreDCconnectoragainstthedirectionofthearrowmarkedontheshell.Pullouttheconnectoranduninstallthepowercables.6.Pressthebluecrimperoftheber,andpulltheberoutoftheconnector.7.UsetheM5crossscrewdrivertoremovethegroundingboltandremovetheprotectivegroundingcable.8.Removeallthewaterprooftapesfromthejumpersoftheantennaport.UninstallthejumperfromtheZXSDRR8978antennaportbyusingthewrenchwithinsulationprotectivetreatment.9.UninstalltheAISG/EAMcable.4-6SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenance10.TightenthejackingscrewclockwiseandjacktheZXSDRR8978chassis.Then,loosentheplate-pressingboltanti-clockwise.11.PulluptheZXSDRR8978fromthepoleorwall-mountingbracket,andremovetheZXSDRR8978.12.Putthefaultyequipmentintothemoistureproofantistaticbag.Labeltheequipmentmodel,sectorIDandfaultinformationonthebag.Putthefaultyequipmentintothecartonandlabelthesameinformationastheantisaticbag.13.Reinstallallequipmentpartsandtighteneveryscrew.14.Connectallcableswithwaterproofandinsulationprotectivetreatment.15.PowerontheZXSDRR8978.16.TheZXSDRR8978performtheself-testprocessafteritispoweredon.Duringtheself-test,youneedtoobservetheindicatorstatusandperformoperationsaccordingly.If...Then...Theindicatorisnormal,whichmeansthatservicesarerestored.Theself-testandreplacementaresuccessful.Theindicatorisabnormal,whichmeansthatservicesarenotrestored.Troubleshootthefaultandhandletherelevantalarms,orcontactZTEtechnicalsupport.–EndofSteps–4.6.2ReplacingtheOpticalModuleTheopticalmoduleprovidestheopticsandelectricalconversion.Replacingtheopticalmodulewillinterruptalltheservicescarriedontheopticalmodule.Caution!lTheopticalmodulesupportshotplugging.Beforehotplugging,youmustweartheantistaticwriststrap.lDonotlookdirectlyattheopticalmoduleinsidewhenreplacingtheopticalber,avoidingdamagetoyoureyes.PrerequisitelPrepareaproperopticalmodule.lTakearecordoftheconnectionpositionatbothendsofthefaultyopticalmodulesandbers.Markthepositionsbetweentheopticalmoduleandbers.ToolFunctionAntistaticwriststrapProvidesantistaticprotection4-7SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualToolFunctionM5crossscrewdriverInstallsoruninstallstheZXSDRR8978maintenancecavityStickerMarkstheconnectionofthecablestobereplaced(afterthereplacement,allthecablesmustbereconnectedtotheplacewheretheywere)Moisture-proofantistaticbagandcartonStoresthefaultyopticalmoduleSteps1.OpenthecoverofthemaintenancecavitybyusingtheM5screwdriver.2.Pastealabelateachendofeveryopticalber.3.Presstheblueclampoftheber,andpulltheberconnectoroutoftheopticalmoduletobereplaced.4.Pulltheopticalmoduleoutoftheslot.5.Installtheproperopticalmoduleintotheslot.6.Removethedustproofcap,andconnecttheberconnectortothenewopticalmodule.7.Checkwhethertheopticalmoduleisoperatingproperlyinaccordancewiththeindicatorstatus.8.Tightentheberclampandclosethemaintenancecavity.–EndofSteps–4.6.3ReplacingtheRFCableTheRFcabletransmitsorreceivesRFsignals.Locatethefaultsthroughobservationandanalysis,andensurethatwhethertoreplacetheRFcable.ReplacingtheRFcablewillinterruptalltheservicescarriedbytheZXSDRR8978.PrerequisitelPrepareaproperRFcabletobereplaced.EachsitehasasetofRFcablescorrespondingtothesitetype.àForBTSexpansionormodication,youcanselectasetofRFcablescorrespondingtothesitetype.àForreplacementofasingleRFcable,youcanselectaproperRFcablefromtheRFcableset.CheckwhetherthecoreconnectoroftheRFcableisproper.lPreparethefollowingtools.4-8SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenanceToolFunctionWrenchInstallsoruninstallstheRFcableWaterprooftapeProvideswaterproofprotectionfortheRFcableconnectorStickerMarkstheconnectionofthecabletobereplaced(afterthereplacement,thecablemustbereconnectedtotheplacewhereitwas)Moisture-proofantistaticbagandcartonStoresthefaultyRFcableSteps1.PowerofftheZXSDRR8978.2.RemovethewaterprooftapeoftheRFcable.3.LoosentheconnectorsoftheRFcablesbyusingthewrench.4.Putthefaultycableintothemoistureproofantistaticbag.Labelthecablemodel,sectorIDandfaultinformationonthebag.Putthefaultycableintothecartonandlabelthesameinformationastheantisaticbag.5.ConnecttheproperRFcableinaccordancewiththepreviousconnection,seeFigure4-3.Figure4-3ConnectingtheRFcableCaution!Duringtheuninstallationprocess,takeofftheconnectorcarefully.Trynottodamagetheconnector.6.WraptheRFcableconnectorswithwaterprooftape,seeFigure4-4.4-9SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure4-4WaterproofTreatment7.PowerontheZXSDRR8978.8.TheZXSDRR8978performstheself-testprocessafteritispoweredon.Duringtheself-test,youneedtoobservetheindicatorstatusandperformoperationsaccordingly.4-10SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter4OperationandMaintenanceIf...Then...Theindicatorisnormal,whichmeansthatservicesarerestored.Theself-testandreplacementaresuccessful.Theindicatorisabnormal,whichmeansthatservicesarenotrestored.Troubleshootthefaultandhandletherelevantalarms,orcontactZTEtechnicalsupport.–EndofSteps–4-11SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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Chapter5AccessoryDevicesTableofContentsJunctionBox..............................................................................................................5-1ACPowerLighteningProtectionBox..........................................................................5-3ReplacingtheACPowerLightingProtectionBox.......................................................5-65.1JunctionBoxFunctionWhentheDCpowersupplyisfarfromtheZXSDRR8978,toavoidvoltagedrop,a2×10mm2DCpowercableneedstobeused.T oconnecttothe2×4mm2DCpowercableusedbytheZXSDRR8978,the2×10mm2DCpowercableshouldbeconvertedthroughthejunctionbox.ExternalViewFigure5-1showstheexternalviewofthejunctionbox.Figure5-1JunctionBox5-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualSpecicationsTable5-1showsthespecicationsofthejunctionbox.Table5-1JunctionBoxSpecicationsNameSpecicationHeight×Width×Depth233mm×119mm×55mm(excludingthehandleandwaterproofcap)InstallationModeForsingleRRUpole-mountedinstallationorwall-mountedinstallation,thejunctionboxcanbeinstalledataside(recommended)orthefrontoftheRRUthroughanadaptor.FortwoRUUlpole-mountedinstallation,thejunctionboxneedstobeinstalledonthepole.Figure5-2showshowtoinstallthejunctionboxatasideforexample.Figure5-2JunctionBoxInstallationInterfacesandCableConnectionFigure5-3showstheinterfacesandcableconnectionofthejunctionbox.5-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter5AccessoryDevicesFigure5-3InterfacesandCableConnectionInterfaceNameCableDescriptionINPUT2×10mm2DCpowercableOUTPUT2×4mm2DCpowercable5.2ACPowerLighteningProtectionBoxFunctionTheoutdoorACpowerlighteningprotectionboxisPPC33A009.ItprotectstheACcurrentfromlighteningandcovertsACintotheDCthatisapplicablefortheZXSDRR8978.ExternalViewFigure5-4showstheexternalviewoftheACpowerlighteningprotectionbox.5-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualFigure5-4ExternalViewSpecicationsTable5-2showsthespecicationsoftheACpowerlighteningprotectionbox.Table5-2SpecicationsoftheACPowerLighteningProtectionBoxItemSpecicationHeight×Width×Depth300mm×250mm×118mm(excludingthehandleandwaterproofcapInstallationmodePole-mountedinstallation,all-mountedinstallationLighteningprotectionindex20kAInstallationModesTheACpowerlighteningprotectionboxcanbemountedonapoleorwall,seeFigure5-5.5-4SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter5AccessoryDevicesFigure5-5InstallationModesInterfacesandCableConnectionOpentheACpowerlighteningprotectionboxandconnecttheinternalandexternalcables,seeFigure5-6.Figure5-6InterfacesandCableConnectionNameDescription-220AC_L220VACliveline-220AC_N220VAVneutralline5-5SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualNameDescription-48VDC-48VDCneutralline-48VDCRTN-48VDCearthlinePEProtectivegroundingcable5.3ReplacingtheACPowerLightingProtectionBoxIftheACpowerlightingprotectionboxhasanabnormaloutputbuttheinputisnormal,ithassomefaultsandshouldbereplacedimmediately.PrerequisitelVerifythehardwaretypeofthefaultyACpowerlightingprotectionbox.PrepareaproperACpowerlightingprotectionbox.ThespecicationsoftheproperACpowerlightingprotectionboxmustbeconsistentwiththefaultyone.lPreparethefollowingtools.ToolFunctionWrenchInstallsoruninstallstheoutdoorACpowerlightingprotectionboxfromapoleM4Inner-hexagonwrenchInstallsoruninstallsthepole-mountedinstallationassemblies,orfastenstheanti-theftscrewsM6crossscrewdriverInstallsoruninstallsthemountingplateandcablesoftheoutdoorACpowerlightingprotectionboxWaterprooftapeProvideswaterproofprotectionforthecableconnectorsStickerMarkstheconnectionofthecablestobereplaced(afterthereplacement,allthecablesmustbereconnectedtotheplacewheretheywere)MoistureproofantistaticbagandcartonStoresthefaultyACpowerlightingprotectionboxSteps1.PowerofftheZXSDRR8978.2.Removethewaterprooftapefromthecables.UninstallthecablesoftheACpowerlightingprotectionboxbyusingtheM6screwdriver3.Uninstalltheanti-theftscrewsbyusingtheM4Inner-hexagonwrench,anduninstallthemountingplatebyusingtheM6crossscrewdriver.TaketheACpowerlightingprotectionboxdownfromthepole.5-6SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter5AccessoryDevices4.Putthefaultyequipmentintothemoistureproofantistaticbag.Labeltheequipmentmodel,sectorIDandfaultinformationonthebag.Putthefaultyequipmentintothecartonandlabelwiththesameinformationastheantisaticbag.5.ReinstalltheproperACpowerlightingprotectionbox,fastentheanti-theftscrews,andinstallthemountingplateandcables.Wrapthecableswiththewaterprooftape.6.PowerontheZXSDRR8978.–EndofSteps–5-7SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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Chapter6TechnicalSpecicationsTableofContentsPhysicalSpecications...............................................................................................6-1PerformanceIndexes.................................................................................................6-1PowerConsumption...................................................................................................6-2ReliabilityIndexes......................................................................................................6-2GroundingRequirement.............................................................................................6-3LighteningandSurgeProtection................................................................................6-36.1PhysicalSpecicationsTable6-1showsthephysicalspecicationsoftheZXSDRR8978.Table6-1PhysicalSpecicationsItemSpecicationDimensions(H×W×D)430mm×400mm×128mmWeight21kgVolume22L6.2PerformanceIndexesTable6-2showstheperformanceindexesoftheZXSDRR8978.Table6-2PerformanceIndexesItemIndexDual-polarizedsmartantenna(acommonantennatype)Eight–antennacirculararraysmartantennaSupportedantennatypesRETantennaReceiversensitivityTD-LTE:–105dBmperchannelFrequencydeviation±0.05ppmInstallationSupportsinstallationintheequipmentroom.TheZXSDRR8978isgenerallyinstalledoutdoors.Forindoorinstallation,mountitonapoleorwall.6-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualItemIndexMaximumdistancebetweentheoutdoorunitandtheantenna12mFilterReplaceableWhethertherateisdownwardcompatibleYesWhethertheopticalmodulecanbereplacedonsiteYesOpticalmoduleRate2×6Gbps/2×10GbpsOpticalberNumberofcascadelevels/MaximumdistanceofacascadelevelOnecascadelevel/10km6.3PowerConsumptionTable6-3showsthepowerconsumptionspecicationsoftheZXSDRR8978.Table6-3PowerConsumptionSpecicationsItemPowerConsumptionDL:UL=2:2400WDL:UL=3:1580W6.4ReliabilityIndexesForadescriptionofthereliabilityindexesoftheZXSDRR8978,refertoT able6-4.Table6-4ReliabilityIndexesItemIndexProtectionlevelIP66ProtectionmodeCastshellMTBF>180000hMTTR<60minAvailability>99.9994%Serviceinterruptiontime<3min/yearAnnualReturnRate<2%6-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter6TechnicalSpecications6.5GroundingRequirementInpracticalapplications,thegroundingresistancemustbelessthan10Ω.6.6LighteningandSurgeProtectionTable6-5showsthelighteningprotectionspecicationoftheZXSDRR8978.Table6-5LighteningProtectionSpecicationItemCurrentLighteningprotectionspecication20kA6-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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Chapter7EnvironmentRequirementsTableofContentsPowerSupplyRequirements......................................................................................7-1OperatingEnvironment...............................................................................................7-1StorageEnvironment..................................................................................................7-27.1PowerSupplyRequirementsTable7-1showstherequirementsforthepowersupplyoftheZXSDRR8978.Table7-1PowerRequirementsItemRequirementDCpowersupply-48VDC(uctuationrange:-57VDCto–37VDC)TheDCpowersupplymustsupporttheanti-reverseconnectionandover-currentprotectionfunctions.ACpowersupply100VAC/110VAC/220VAC(uctuationrange:90VACto290VAC)IftheACpowersupplyisused,theACpowerneedstobeconvertedintoDCpowerthroughtheACpowerlighteningprotectionboxandthenconnectedtotheZXSDRR8978.7.2OperatingEnvironmentTheZXSDRR8978canoperateproperlyinthefollowingconditions:ClimaticEnvironmentConditionItemDescriptionLowedtemperature-40℃Highesttemperature55℃Lowestrelativehumidity2%RHHighestrelativehumidity100%RHTemperaturechangerate0.5℃/minLowestatmosphericpressure70kPaHighestatmosphericpressure106kPa7-1SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualItemDescriptionSolarradiation1120W/m2CondensationAllowedPrecipitation(rain,snow,andhail)AllowedHumidityWetsurfaceisallowedFreezingandfrostAllowedBiologicalEnvironmentConditionItemDescriptionPlantsMoldandfungusareallowed.AnimalsRodentsandotheranimalsthatdamagetheproductareallowed,excepttermitesChemicalSubstanceEnvironmentConditionItemDescriptionSaltfogAllowed7.3StorageEnvironmentToensurenormaloperationafterinstallation,theZXSDRR8978shouldbestoredinapackageinaplacewithgoodprotection.ClimaticEnvironmentConditionItemDescriptionLowedtemperature-55℃Highesttemperature70℃Lowestrelativehumidity10%RHHighestrelativehumidity100%RHTemperaturechangerate1℃/minLowestatmosphericpressure70kPaHighestatmosphericpressure106kPaSolarradiation1120W/m2CondensationAllowedPrecipitation(rain,snow,andhail)AllowedHumidityWetsurfaceisallowed7-2SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
Chapter7EnvironmentRequirementsItemDescriptionFreezingandfrostAllowedBiologicEnvironmentConditionItemDescriptionPlantsMoldandfungusareallowed.AnimalsRodentsandotheranimalsthatdamagetheproductareallowed,excepttermitesChemicalSubstanceEnvironmentConditionItemDescriptionSaltfogAllowed7-3SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
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FiguresFigure2-1PositionoftheRRUinaNetwork.............................................................2-1Figure2-2ExternalView...........................................................................................2-3Figure2-3ExternalInterfaces...................................................................................2-5Figure2-4ChainNetworking....................................................................................2-6Figure2-5StarNetworking.......................................................................................2-7Figure3-1SystemStructure.....................................................................................3-1Figure3-2ProductComposition................................................................................3-2Figure3-3LEDIndicators.........................................................................................3-3Figure3-4ProtectiveGroundingCable.....................................................................3-5Figure3-5ConnectionoftheProtectiveGroundingCable.........................................3-6Figure3-6DCPowerInputCable.............................................................................3-7Figure3-7ConnectionofDCPowerInputCable.......................................................3-9Figure3-8ConnectionoftheLMT/TSTInterfaceCable..........................................3-10Figure3-9OpticalFiber..........................................................................................3-11Figure3-10ConnectionoftheOpticalFiber............................................................3-11Figure3-11AntennaFeederInterfaceCable...........................................................3-12Figure3-12ConnectionoftheAntennaFeederInterfaceCable..............................3-12Figure3-13CALInterfaceCable.............................................................................3-13Figure3-14ConnectionoftheCALInterfaceCable................................................3-14Figure3-15ExternalCableConnection..................................................................3-15Figure3-16SoftwareComposition..........................................................................3-16Figure4-1ZTETechnicalSupportContactInformation.............................................4-2Figure4-2Power-onFlow.........................................................................................4-4Figure4-3ConnectingtheRFcable..........................................................................4-9Figure4-4WaterproofTreatment............................................................................4-10Figure5-1JunctionBox............................................................................................5-1Figure5-2JunctionBoxInstallation..........................................................................5-2Figure5-3InterfacesandCableConnection.............................................................5-3Figure5-4ExternalView...........................................................................................5-4Figure5-5InstallationModes....................................................................................5-5Figure5-6InterfacesandCableConnection.............................................................5-5ISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
FiguresThispageintentionallyleftblank.IISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
TablesTable2-1KeyFeaturesoftheZXSDRR8978S2300................................................2-3Table2-2KeyFeaturesoftheZXSDRR8978S2600................................................2-4Table2-3KeyFeaturesoftheZXSDRR8978S2600M.............................................2-4Table2-4ExternalInterfaceDescription....................................................................2-5Table3-1SubsystemDescription..............................................................................3-1Table3-2IndicatorDescriptions................................................................................3-4Table4-1FaultLocationMethods.............................................................................4-2Table4-2EquipmentMaintenance............................................................................4-3Table4-3Power-onSteps.........................................................................................4-5Table4-4Power-offSteps.........................................................................................4-5Table5-1JunctionBoxSpecications.......................................................................5-2Table5-2SpecicationsoftheACPowerLighteningProtectionBox.........................5-4Table6-1PhysicalSpecications..............................................................................6-1Table6-2PerformanceIndexes................................................................................6-1Table6-3PowerConsumptionSpecications............................................................6-2Table6-4ReliabilityIndexes.....................................................................................6-2Table6-5LighteningProtectionSpecication............................................................6-3Table7-1PowerRequirements.................................................................................7-1IIISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
TablesThispageintentionallyleftblank.IVSJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
GlossaryAISG-AntennaInterfaceStandardsGroupALM-AlarmANT-AntennaBBU-BaseBandUnitBSP-BoardSupportPackageCFR-CrestFactorReductionDIF-DigitalIFDL-DownLinkDPD-DigitalPre-DistortionEAM-Electro-AbsorptionModulationGPS-GlobalPositioningSystemIP-InternetProtocolLMT-LocalMaintenanceTerminalLTE-LongTermEvolutionMIMO-Multiple-InputMultiple-OutputMTBF-MeanTimeBetweenFailuresMTTR-MeanTimeT oRecoveryVSJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential
ZXSDRR8978UserManualOAM-Operation,AdministrationandMaintenanceOS-OperatingSystemOSS-OperationSupportSubsystemRF-RadioFrequencyRGPS-RemoteGPSRRU-RemoteRadioUnitSDR-SoftwareDenedRadioTCP-TransmissionControlProtocolTD-TimeDivisionTELNET-TelecommunicationNetworkProtocolTRX-TransceiverUE-UserEquipmentUL-UplinkVSWR-VoltageStandingWaveRatioeNodeB-EvolvedNodeBVISJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential

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