ZTE RSU82C Users Manual

ZXSDRRSU82C

RadioSystemUnitofCDMAwith2T4R

UserManual

Version:1.00

ZTECORPORATION
NO.55,Hi-techRoadSouth,ShenZhen,P .R.China
Postcode:518057
Tel:[phone]
Fax:[phone]
URL:http://ensupport.zte.com.cn
E-mail:[e-mail]

LEGALINFORMATION

Copyright©2011ZTECORPORA TION.

Thecontentsofthisdocumentareprotectedbycopyrightlawsandinternationaltreaties.Anyreproductionor

distributionofthisdocumentoranyportionofthisdocument,inanyformbyanymeans,withoutthepriorwritten

consentofZTECORPORATIONisprohibited.Additionally,thecontentsofthisdocumentareprotectedby

contractualcondentialityobligations.

Allcompany,brandandproductnamesaretradeorservicemarks,orregisteredtradeorservicemarks,ofZTE

CORPORATIONoroftheirrespectiveowners.

Thisdocumentisprovided“asis”,andallexpress,implied,orstatutorywarranties,representationsorconditions

aredisclaimed,includingwithoutlimitationanyimpliedwarrantyofmerchantability,tnessforaparticularpurpose,

titleornon-infringement.ZTECORPORATIONanditslicensorsshallnotbeliablefordamagesresultingfromthe

useoforrelianceontheinformationcontainedherein.

ZTECORPORA TIONoritslicensorsmayhavecurrentorpendingintellectualpropertyrightsorapplications

coveringthesubjectmatterofthisdocument.ExceptasexpresslyprovidedinanywrittenlicensebetweenZTE

CORPORATIONanditslicensee,theuserofthisdocumentshallnotacquireanylicensetothesubjectmatter

herein.

ZTECORPORA TIONreservestherighttoupgradeormaketechnicalchangetothisproductwithoutfurthernotice.

UsersmayvisitZTEtechnicalsupportwebsitehttp://ensupport.zte.com.cntoinquirerelatedinformation.

TheultimaterighttointerpretthisproductresidesinZTECORPORATION.

RevisionHistory

RevisionNo.RevisionDateRevisionReason

R1.025/10/2010FirstEdion

R1.125/12/2010ModifyRFandPowerIndices

R1.208/08/2011AddthenotesofthetypicallossoftheRFcable

SerialNumber:SJ-20101019140047-001(R1.2)

PublishingDate:08/08/201 1

FCC&ICSTATEMENT

ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowing
twoconditions:(1)thisdevicemaynotcauseharmfulinterference,and(2)thisdevice
mustacceptanyinterferencereceived,includinginterferencethatmaycauseundesired
operation.

Note:

ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassAdigital
device,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovide
reasonableprotectionagainstharmfulinterferencewhentheequipmentisoperatedin
acommercialenvironment.Thisequipmentgenerates,uses,andcanradiateradio
frequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructionmanual,
maycauseharmfulinterferencetoradiocommunications.

Operationofthisequipmentinaresidentialareaislikelytocauseharmfulinterferencein
whichcasetheuserwillberequiredtocorrecttheinterferenceathisownexpense.

I

II

FCCRadiationExposure Statement

ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncontrolled
environment.Thisequipmentshouldbeinstalledandoperatedwithminimumdistance4m
betweentheradiator&yourbody.

I

II

DeclarationofRoHS Compliance

Tominimizetheenvironmentalimpactandtakemoreresponsibilitytotheearthwelive,
thisdocumentshallserveasformaldeclarationthatZXSDRRSU82Cmanufacturedby
ZTECORPORATIONareincompliancewiththeDirective2002/95/ECoftheEuropean
Parliament-RoHS(RestrictionofHazardousSubstances)withrespecttothefollowing
substances:

lLead(Pb)
lMercury(Hg)
lCadmium(Cd)
lHexavalentChromium(Cr(VI))
lPolyBrominatedBiphenyls(PBB’s)
lPolyBrominatedDiphenylEthers(PBDE’s)

…

TheZXSDRRSU82CmanufacturedbyZTECORPORATIONmeettherequirementsofEU

2002/95/EC;however,someassembliesarecustomizedtoclientspecications.Additionof

specialized,customer-speciedmaterialsorprocesseswhichdonotmeettherequirementsof

EU2002/95/ECmaynegateRoHScomplianceoftheassembly.T oguaranteecomplianceofthe

assembly,theneedforcompliantproductmustbecommunicatedtoZTECORPORATIONinwritten

form.Thisdeclarationisissuedbasedonourcurrentlevelofknowledge.Sinceconditionsofuseare

outsideourcontrol,ZTECORPORATIONmakesnowarranties,expressorimplied,andassumesno

liabilityinconnectionwiththeuseofthisinformation.

I

II

Chapter1

SafetyDescription

TableofContents

SafetySpecicationsGuide........................................................................................1-1

SafetySymbols..........................................................................................................1-2

SafetyInstructions......................................................................................................1-3

1.1SafetySpecificationsGuide

Thesesafetyinstructionsmustbeconsideredassupplementaryforlocalsafety
regulations.Theprioritymustbegiventolocalsafetyregulationsifthereisanyconict
betweenthetwo.

Themaintenancepersonnelmusthavetheknowledgeofsafetyoperationsand
maintenancewithrequiredqualicationandtechnicalbackground.

Warning!

Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowing
twoconditions:

lThisdevicemaynotcauseharmfulinterference.
lThisdevicemustacceptanyinterferencereceived,includinginterferencethatmay

causeundesiredoperation.

Changesormodicationsnotexpresslyapprovedbythepartyresponsibleforcompliance
couldvoidtheuser'sauthoritytooperatetheequipment.

TheequipmentisintendedforinstallationinRESTRICTEDACCESSLOCA TIONS.

Alltheoperationandmaintenancepersonnelmustfollowthesafetyprecautionsand
instructionsprovidedbyZTECorporationtoavoidanyaccident.

Note:

ZTECorporationdoesnotbearanyliabilitiesincurredbecauseofviolationofthe
universalsafetyoperationrequirements,orviolationofsafetystandardsfordesigning,
manufacturingandusingtheequipment.

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1.2SafetySymbols

Table1-1listssafetysymbols.Theyaretoprompttheuserofthesafetyprecautionstobe

observedduringZXSDRRSU82Coperationandmaintenance.

Table1-1SafetySymbolsDescription

SafetySymbolsMeaning

Nosmoking:Smokingisforbidden

Noammables:Noammablescanbestored.

Notouching:Donottouch.

Universalalertingsymbol:Generalsafetyattentions.

Electricshock:Riskofelectricshock.

Electrostatic:Thedevicemaybesensitivetostaticelectricity .

Microwave:Bewareofstrongelectromagneticeld.

Laser:Bewareofstronglaserbeam.

Scald:Bewareofscald.

Amongstthesesafetysymbols,theuniversalalarmsymbolsareclassiedintothreelevels:
danger,warning,andcaution.Theformatsandmeaningsofthethreelevelsaredescribed
asbelow:

Danger!

Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,willresultindeathor
seriousinjuryofpeople,orequipmentdamagesandbreakdown.

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Warning!

Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,couldresultindeathor
seriousinjury.

Caution!

Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,couldresultinserious
injuries,equipmentdamagesorinterruptionofpartservices.

1.3SafetyInstructions

Thissectiondescribesthesafetyinstructionsrelatedtoelectricalsafety,antistatic,heavy
objectsandmodules.

Chapter1SafetyDescription

ElectricalSafetyInstructions

Thefollowingaretheelectricalsafetyinstructionsabouttools,highvoltage,powercables,
holesandlightning:

lTools

Usespecialtoolsratherthancommontoolsforhigh-voltageandACoperations.

lHighVoltage

Danger!

Highvoltageishazardous.Directorindirectcontactwithhighvoltageormainsupply
usingawetobjectcouldresultindeath.

àStrictlyfollowlocalsafetyrulestoinstallACpowerdevices.

àInstallationstaffmustbequaliedforperforminghigh-voltageandACoperations.

àDonotwearanywatch,handchain,bracelet,ringoranyotherconductiveobjects

duringsuchoperations.

àPreventmoisturefromaccumulatingontheequipmentduringoperationsina

dampenvironment.

lPowerCable

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lDrillingHoles

Warning!

Neverinstalloruninstallpowercableswhiletheyarelive.Otherwise,thepowercable,
whencontactingaconductor,mayresultinsparksorelectricarccausingareoreven
damagetoeyes.

àMakesureofshuttingoffpowersupplybeforeinstallingordisconnectingapower

cable.

àBeforeconnectingthepowercable,makesurethattheconnectingcableandits

labelareappropriatefortheactualinstallationrequirements.

Warning!

Itisnotallowedtodrillchassisholeswithoutpermission.

àUnqualieddrillingcoulddamagewiringandcablesinsidethechassis.

Additionally,metalpiecesinsidethechassiscreatedbythedrillingcouldresult
inashortcircuit.Useinsulationprotectionglovesandrstmovecablesinsidea
chassisawaywhendrillingisnecessaryonachassis.

àProtecteyesduringdrillingasdustoryingdebrismaydamageeyes.

àCleananydebrisintimeafterdrilling.

lLightning

Danger!

Donotperformhigh-voltage,AC,irontowerormastoperationsinathunderstorm.

Thunderstormswouldgiverisetoastrongelectromagneticeldintheatmosphere.
Therefore,theequipmentmustbegroundedandprotectedintimeagainstlightning
strikes.

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Chapter1SafetyDescription

AntistaticSafetyInstructions

Caution!

Staticelectricityproducedbyhumanbodycandamagestatic-sensitivecomponentson
circuitboard,suchaslarge-scaleintegratedcircuits.

lFrictioncausedbyhumanbodyactivitiesistherootcauseofelectrostaticcharge

accumulation.Staticvoltagecarriedbyahumanbodyinadryenvironmentcanbe
upto30kV,andcanremainthereforalongtime.Anoperatorwithstaticelectricity
maydischargeelectricitythroughacomponentwhenhe/shetouchestheconductor
andcausingdamage.

lWearanantistaticwriststrap(theotherendofwriststrapmustbewellgrounded)

beforetouchingtheequipmentorholdingaplug-inboard,circuitboard,Integrated
Circuit(IC)chiporotherdevices,topreventhumanstaticelectricityfromdamaging
sensitivecomponents.

lTheantistaticwriststrapusedmustbesubjecttoregularcheck.Donotreplacethe

cableofanantistaticwriststrapwithanyothercables.

lDonotcontactstatic-sensitivemoduleswithanyobjectthateasilygeneratesstatic

electricity.Forexample,frictionofpackagebag,transferboxandtransferbeltmade
frominsulationplasticmaycausestaticelectricityoncomponents.Dischargeofstatic
electricitymaydamagecomponentswhentheycontactahumanbodyortheground.

lModulesshouldonlycontactmaterialssuchasanantistaticbag.Keepmodulesin

antistaticbagsduringstorageandtransportation.

lDischargestaticelectricityofthetestdevicebeforeuse,thatis,groundthetestdevice

rst.

lDonotplacethemodulenearastrongDCmagneticeld,suchasthecathode-ray

tubeofamonitor.Keepthemoduleatleast10cmaway.

HoistingHeavyObjects

Warning!

Whenhoistingheavyobjects,ensurethatnobodyisstandingorwalkingunderthehoisted
object.

lEnsurethehoistercanmeethoistingrequirementswhendisassemblingheavy

equipment,ormovingandreplacingequipment.

lTheinstallationpersonnelmustbedulytrainedandqualiedforhoistingoperations.
lHoistingtoolsmustbeinspectedandcompletebeforeservice.

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ZXSDRRSU82CUserManual

lMakesurethathoistingtoolsarexedrmlyonasufcientlysecuredobjectorwall

lGivebrieforalinstructionsduringhoistingoperationstopreventanymishap.

Unplugging/PluggingaModule

lNeverplugamodulewithexcessiveforce,toensurethatthepinsonthebackplane

lPlugthemodulerightintotheslotandmakesuremodulecircuitfacesdonotcontact

lKeephandsoffthemodulecircuit,components,connectorsandcabletroughwhen

RackMountSafetyInstructions

RackMountInstructions-Thefollowingorsimilarrack-mountinstructionsareincluded
withtheinstallationinstructions:

lElevatedOperatingAmbient-Ifinstalledinaclosedormulti-unitrackassembly,the

lReducedAirFlow-Installationoftheequipmentinarackshouldbesuchthatthe

lMechanicalLoading-Mountingoftheequipmentintherackshouldbesuchthata

lCircuitOverloading-Considerationshouldbegiventotheconnectionofthe

lReliableEarthing-Reliableearthingofrack-mountedequipmentshouldbe

beforethehoistingoperation.

donotgetdeformed.

eachotherlestanyshortcircuitmayoccur.

holdingamodule.

operatingambienttemperatureoftherackenvironmentmaybegreaterthanroom
ambient.Therefore,considerationshouldbegiventoinstallingtheequipmentinan
environmentcompatiblewiththemaximumambienttemperature(Tma)speciedby
themanufacturer.

amountofairowrequiredforsafeoperationoftheequipmentisnotcompromised.

hazardousconditionisnotachievedduetounevenmechanicalloading.

equipmenttothesupplycircuitandtheeffectthatoverloadingofthecircuitsmight
haveonovercurrentprotectionandsupplywiring.Appropriateconsiderationof
equipmentnameplateratingsshouldbeusedwhenaddressingthisconcern.

maintained.Particularattentionshouldbegiventosupplyconnectionsotherthan
directconnectionstothebranchcircuit(e.g.useofpowerstrips).

OtherSafetyInstructions

Note:

Donotperformmaintenanceordebuggingindependently,unlessaqualiedpersonis
present.

lPerformanairtighttestbeforeRRUdelivery,andprohibitdisassemblingtheRRUon

site.

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Chapter1SafetyDescription

lReplacinganypartsormakinganychangestotheequipmentmightresultinan

unexpecteddanger.Therefore,besurenottoreplaceanypartsorperformany
changestotheequipmentunlessauthorizedotherwise.

lDuetothatRRUisinhightemperatureduringrunning,theRRUshouldbeinstalled

insomeregionsoutofoperators'reachorstrictlyrestricted.

lContactZTEofceifyouhaveanyquestion,toensureyoursafety.

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Thispageintentionallyleftblank.

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Chapter2

ProductDescripition

TableofContents

Overview....................................................................................................................2-1

PositioninaNetwork..................................................................................................2-1

OuterView.................................................................................................................2-2

ProductionFunctions..................................................................................................

ProductionFeatures...................................................................................................2-4

2.1Overview

ZTESoftwareDenedRadio(SDR)usesanarchitectureofseparatingthebaseband
partfromtheRadioFrequency(RF)part.Thisarchitecturefeatureshighintegration,
lowconsumption,exiblecongurationandconvenientinstallation&maintenance.The
newgenerationZTECDMABaseStation(BS)productsbasedontheSDRistherst
SDR-basedCDMABSintheindustry.Itisabletohelptheoperatorshavequalitative
leap.TheformofthisproductcanbedistributedBBU+RRUorBBU+RSU.Theproduct
formofZTESDRcanbedistributedBBU+RRUorBBU+RSU,macroBSormicroBS.

2-3

ZXSDRRSU82CistheRSUpartofZTECDMA2000distributedSDRCommonBTS
PlatformSolution.ItprovidesfunctionsincludingRFmodulation/demodulation,forward
poweramplication,reverselownoiseamplication,RFperformancemeasurementand
carrierpowercontroletc.

Withasmallersizeandlighterweight,theZXSDRRSU82Chassignicantadvantagesfor
savingspace,relocations,installationexibility ,andpowersavings.Itdesignedforboth
indoorandoutdoorapplications.

2.2PositioninaNetwork

InCDMAmobilecommunicationnetwork,therelationshipbetweenZXSDRRSU82Cand
othernetworkentitiesisshowninFigure2-1.

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Figure2-1ZXSDRRSU82CPositioninaNetwork

TheZXSDRRSU82CisanindependentRFsubsystem.T ogetherwithBBU,itforms
thecompleteBTS.TheBTSimplementsradiotransmissionwiththeMSthroughthe
CDMA2000airinterface.Inaddition,theBTSimplementscontrolofradiochannelsand
communicationwiththeBSC

2.3OuterView

Figure2-2showstheouterviewofZXSDRRSU82C.

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Figure2-2OuterViewofZXSDRRSU82C

Chapter2ProductDescripition

2.4ProductionFunctions

ZXSDRRSU82CprovidesprimaryfunctionsisshownasT able2-1.

Table2-1ThePrimaryFunctionsofZXSDRRSU82C

FunctionDescription

Band:800MHz/1.9GHz/2.1GHz

RFmodulation/demodulation

RF

Interface

RFtransceiverduplexer

LownoiseamplicationforreceivedRFsignal

AmplicationfortransmittedRFsignal

RFtransceiver

Baseband-RFinterface:compliantwithCommonPublicRadioInterface

(CPRI)protocol

Airinterface:compliantwithIS-2000ReleaseAandIS-856-A

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FunctionDescription

Electroniclabel

RemoteupgradeofsoftwareversionforFPGA/BOOT/DSP/CPU

Remoteresetofserviceboards

Equipment

maintenanceandtest

ReliabilityReversevoltageprotection

ScenarioIndoorandoutdoorapplications

RSSIquery

Automaticcalibration

Reversespectrumquery:queryingthereversereceivedsignalspectrumof

eachcarrier

Poweramplicationcontrolandprotection:over-power,over-temperature,

andstandingwavealarm

2.5ProductionFeatures

HerearetheproductfeaturesofZXSDRRSU82C：

lItadoptsmultiplenewtechnologiesinheatdissipationandconnectionmode;hence

itfeatureshighintegrationandcompactstructure.

lItadoptsthesingle-sideddesigninwhichdualduplexerscarrythetransceiver,power

module,andpoweramplicationmodule.

lItistherstRSUthatsupportsthe2T4Rapplicationintheindustry.
lEasytransportationandinstallationwillsavelaborandbuildingcosts
lSuitableforcomplicatedbasestationenvironments

SupportsstarandchainnetworksbetweenbasebandandRFtoprovidemore
convenientsolutionsforcomplicatedbasestationenvironments.

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Chapter3

TechnicalDescripition

TableofContents

SystemArchitecture...................................................................................................3-1

SignalProcessingFlow..............................................................................................3-2

TechnicalSpecications.............................................................................................3-2

3.1SystemArchitecture

TheZXSDRRSU82Ccomprisestransceiverunit(TR),poweramplierunit(PA),duplexer
unit(FL),andpowerunit(PB).Figure3-1illustratestheZXSDRRSU82C’ssystem
architecture.

Figure3-1FrameStructureofZXSDRRSU82C

ThefunctionsofZXSDRRSU82C’ssubsystemisshownasTable3-1.

Table3-1Thefunctionsofsubsystem

PartDescription

TR,theunitthatintegratestheprocessor ,clock,CPRIinterface,DPD

digitalpredistortion,RFtransmittingandreceivingfunctions,isthecore

TR

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unitoftheZXSDRRSU82C.

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ZXSDRRSU82CUserManual

PartDescription

PA

FL

PB

lAmpliesdownlinkRFsignalinputviatheTRandthensendsthe

signaltotheFL

lProvidesdigitalpre-distortionfeedbacksignalsfortheTR

lProvidesaP Aoutputenable/disableinterface

lPerformslteringandlownoiseamplicationofthereverseCDMA

signalfromtheantenna

lFilterstheforwardRFsignaltobesent

lReportsLNAalarmstotheTR

lInthecaseofmain/diversitycombinedcabinets,themainreceive

LNAoutputendoftheFLhasthepowersplitterfunctionandreserves

anexternalport(Rxout)

Converts-48VDCinputpowersupplytoDCpowersupplyrequiredby

thePA,TR,orFL

3.2SignalProcessingFlow

TheinternalsignalprocessingowofZXSDRRSU82Cisasbelow:

lForwardlinkprocessing

ThebusinessdatafromBBUenterstheTR,andthenforintermediatefrequency
processing.Afterthepoweramplicationsenttotheantennafortransmission.

lReverselinkprocessing

ThereverseCDMAsignalsfromtheantennaareconvertedtobasebanddigitalsignal
byTR,thensendtoBBU.

3.3TechnicalSpecifications

3.3.1PhysicalIndices

3.3.1.1Dimension

ThedimensionsofZXSDRRSU82Cinmmare:482.6(H)×88(W)×360.0(D).

3.3.1.2Weight

WeightofaZXSDRRSU82C:<15kg(33.1pounds).

3.3.2PowerIndices

lPowerSupply

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-48VDCVoltagerange:-40V~-57V .

lPowerConsumption

Inthecaseof2S-2T ,4C/S,15W/C,thetotalpowerconsumptionoftheequipmentis
600W.

3.3.3CapacityIndices

ZXSDRRSU82CCapacityIndicesisshownasT able3-2

Table3-2ZXSDRRSU82CCapacityIndices

ItemCarrierssupported

14C1X+4C1X

24C1X+4CDO

34CDO+4CDO

4theMAX8C/2S-2T

Chapter3T echnicalDescripition

3.3.4TemperatureandHumidity

Temperature:-40℃~+55℃.Thechangefrequencymustbelessthan0.5℃/min.

Relativehumidity:5%~95%

3.3.5EnvironmentalClasses

lGradeOfProtection:IP55
lGroundingRequirements:Jointgroundingresistanceless1W;BTSgrounding

resistanceless5W.

lNoise:Noiseofworkingenvironment:less65dBA

3.3.6ReliabilityIndices

lMeanTimeBetweenFailures(MTBF):>100,000hours
lMTTR(MeanTimeToRepair):<0.5hour
lAvailability:>99.999%

3.3.7RFIndices

RFindicesoftheZXSDRRSU82Ccomplywith3GPP2C.S0010-C,Recommended
MinimumPerformanceStandardsforcdma2000SpreadSpectrumBaseStationand
3GPP2C.S0032-A,RecommendedMinimumPerformanceStandardsforCDMA2000
HighRatePacketDataAccessNetwork.

Table3-3illustratesthe1.9GHztransmitterindices.

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Table3-31.9GHzTransmitterIndices

NameIndex

Operatingband1.9GHz(1930MHz~1950MHz)

Transmitteroutputfrequency

tolerance

Occupiedchannelbandwidth1.25MHz

OutputpowerattheTopof

Cabinet(TOC)

Totaltransmitpower

ModulationmodeQuadratureamplitudemodulation

Conductedspuriousemission

andradiatedspurious

emissionsuppression

±0.01ppm

60W

Thetotaltransmitpoweriswithin+2dBand-2dBofthe

manufacturer’sratedpower.

<-45dBc@±885kHzoffsetCenterFreq(RBW30kHz)

<-55dBc@±1.98MHzoffsetCenterFreq(RBW30kHz)

>4MHzOFFSET :

<-36dBm(RBW1kHz)@9KHz<f<150kHz

<-36dBm(RBW10kHz)@150kHz<f<30MHz

<-36dBm(RBW100kHz)@30MHz<f<1GHz

4-16MHzOFFSET:

<-30dBm(RBW30kHz)@1GHz<f<12.5GHz

16M-19.2MOFFSET :

<-30dBm(RBW300kHz)@1GHz<f<12.5GHz

>19.2MHzOFFSET :

<-30dBm(RBW1MHz)@1GHz<f<12.5GHz

Transmitterintermodulation

performance

Pilottimetolerance

toleranceofpilotchannelto

otherchannels

Waveformquality

Pilotcodedomainpower

IfoneBTStransmitsattheratedpowerbutanotherBTS’output

poweris30dBlessthantheformer’sratedpower.Whenthepowers

oftwoBTSsarecombinedontheantennaport,thegenerated

intermodulationspuriousemissionmeetstheconductedspurious

emissionrequirement.TheIFdifferenceofthetransmitsignalsof

twoBTSsis1.25M.

ThePNtimetolerancefallswithin3usandtheinter-carriertolerance

fallswithin1us.

Timedifference:<±50ns TimeT olerance/phase

Phasedifference:<0.05rad

Rhoisgreaterthan0.990dBmunderthecongurationofasingle

pilot.

Withthestandard9CHconguration,thepilotcodedomainpoweris

intherangeof-7.0±0.5dB.

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NameIndex

Chapter3T echnicalDescripition

Inactivechannelcodedomain

power

DOMACinactivechannel

codedomainpower

DODA TAchannelcode

domainpower

RadiofrequencyFrontEnd

SWR

Withthestandard9CHconguration,theinactivechannelcode

domainpowerislessthan-27dB.

Withcongurationof13FLUSs,theMACinactivechannelcode

domainpowerislessthan-29.5dB(type2).

Withcongurationof13FLUSsattherateof614.44kbs(test1),

theDATAchannelcodedomainpowerisintherangeof-15.5dB

to-14.5dB.

Pilotchannel:Rho>0.97

MACchannel:Rho>0.912 WavequalityofDOchannels

DAT Achannel:Rho>0.97

<2.0

Table3-4illustratesthe1.9GHzreceiverindices.

Table3-41.9GHzReceiverIndices

NameIndex

Operatingband1.9GHz(1850MHz~1870MHz)

Receiversensitivity<-115dBm

Whenthelowerlimitisthereceiversensitivityandtheupperlimit

Receiverdynamicrange

Noisegure<3

Adjacentchannelselection

(ACS)

Singletonedesensitization

Intermodulationspurious

responseattenuation

(noiselevel)equals-55dBm/1.23MHz(Eb/N0=10dB±1dB),the

FrameErrorRate(FER)islowerthan1%.

BandClass6:>-53dBm(±2.5M)

Inthepresenceofasingletonethatis50dBabovetheCDMAsignal

level,andisatoffsetof±750kHzfromthecenterfrequency,the

outputpoweroftheMSincreasesbynomorethan3dB,andthe

FERislessthan1.5%.

Inthepresenceofasingletonethatis75dBabovetheCDMAsignal

level,andisatoffsetof±900kHzfromthecenterfrequency,the

outputpoweroftheMSincreasesbynomorethan3dB,andthe

FERislessthan1.5%.

Inthepresenceoftwointerferingtonesthatare60dBabovethe

CDMAsignallevel,andareatoffsetsof1.25MHzand2.05MHz,

and-1.25MHzand-2.05MHzfromthecenterfrequency ,theoutput

poweroftheMSincreasesbynomorethan3dB,andtheFER

islessthan1.5%.

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ZXSDRRSU82CUserManual

NameIndex

Conductedspurious

emissionsandradiated

spuriousemissions

RadiofrequencyFrontEnd

SWR

3.3.8InterfaceIndices

TheinterfaceindicesofZXSDRRSU82CisshownasT able3-5.

Table3-5DescriptionofZXSDRRSU82C’sinterfaces

TypeDescriptionIndex

CPRIFiber/Cable2CPRIinterfaces:1CPRIforBBUor

UEUminterface2Tx/Rx，2diversityreceivers

<-80dBm,measuredwithintheBTSreceiveband

<-60dBm,measuredwithintheBTStransmitband

<2.0

upper-levelRSU，1CPRIforlower-levelRSU

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Chapter4

HardwareDecsripition

TableofContents

Function.....................................................................................................................4-1

Panel..........................................................................................................................

Button........................................................................................................................4-2

Indicators...................................................................................................................4-3

PanelInterfaces.........................................................................................................

4.1Function

RSUprovidesthefollowingfunctions:

lCommunicationwiththebasebandsubrack
lConversionbetweenairinterfaceRFsignalsanddigitalsignals
lRFsignalamplication,transmission,andreception
lClocksynchronization.

4-1

4-4

4.2Panel

Figure4-1illustratestheZXSDRRSU82Cpanel.

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ZXSDRRSU82CUserManual

Figure4-1ZXSDRRSU82CPanel

4.3Button

Thereisonlyonebutton(RST)ontheZXSDRRSU82Cpanel.Table4-1describesthe
button.

Table4-1ZXSDRRSU82CPanelButtonDescription

ButtonDescription

RSTResetbutton

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4.4Indicators

Table4-2describesZXSDRRSU82Cpanelindicators.

Table4-2ZXSDRRSU82CPanelIndicatorDescription

IndicatorColorMeaningDescription

Chapter4HardwareDecsripition

RUNGreenRSUrunning

indicator

ALMRedRSUalarmindicatorOffwhenRSUrunsnormallyorisbeing

LNK1GreenIndicatoroftherst

opticalport/electrical

portconnection

OnwhenRSUisbeingresetorstarted.

Blinksin1HzwhenRSUrunsnormally.

Blinksin5Hzwhentheversionisbeing

downloaded.

OffwhenSelftestfails.

resetorstarted,orRSUversionisbeing

downloaded.

Blinksin5Hzwhenacriticalalarmis

generated.

Blinksin1Hzwhenaminoralarmis

generated.

A:Constantlyon.Theopticalberconnection

isnormal.

B:Flashesquickly(1Hz).Itindicatesthatthe

opticalportcommunicationisabnormal.

C:Off.Itindicatesthatthereisnooptical

moduleorthereisnoopticalsignal.(During

thepower-onprocess,theindicatorisinthis

statebydefault.)

Thisindicatorisusedmainlytocheckwhether

theopticalberlinkisconnectedontheeld.

Iftheindicatorashesortheindicatorison,it

indicatesthatthephysicalconnectionofthe

opticalberisnormal.

LNK2GreenIndicatorofthe

secondoptical

port/electricalport

connection

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A:Constantlyon.Theopticalberconnection

isnormal.

B:Flashesquickly(1Hz).Itindicatesthatthe

opticalportcommunicationisabnormal.

C:Off.Itindicatesthatthereisnooptical

moduleorthereisnoopticalsignal.(During

thepower-onprocess,theindicatorisinthis

statebydefault.)

Thisindicatorisusedmainlytocheckwhether

theopticalberlinkisconnectedontheeld.

Iftheindicatorashesortheindicatorison,it

indicatesthatthephysicalconnectionofthe

opticalberisnormal.

ZXSDRRSU82CUserManual

IndicatorColorMeaningDescription

RF1Red/GreenRFsignalabnormal

RF2Red/GreenRFsignalabnormal

4.5PanelInterfaces

indicatoroftherst

antennaport

indicatorofthe

secondantennaport

A:Thegreenindicatorisconstantlyon.It

indicatesthattheRFoutputisnormal.

B:Theredindicatorisconstantlyon.It

indicatestheantennastandingwavealarm.

C:Thegreenindicatorisoff.Itindicatesthat

thereisnoRFoutput(orthepoweramplier

isshutoff.)(Duringthepower-onprocess,the

twoindicatorsareoffbydefault.)

A:Thegreenindicatorisconstantlyon.It

indicatesthattheRFoutputisnormal.

B:Theredindicatorisconstantlyon.It

indicatestheantennastandingwavealarm.

C:Thegreenindicatorisoff.Itindicatesthat

thereisnoRFoutput(orthepoweramplier

isshutoff.)(Duringthepower-onprocess,the

twoindicatorsareoffbydefault.)

Table4-3describesZXSDRRSU82Cpanelinterfaces.

Table4-3ZXSDRRSU82CPanelInterfaceDescription

InterfaceEntityatendAEntityatendBDescription

ANT1

(TX1/RX1A)

ANT2(RX1B)RSUTherstRxantennaTherstreceivediversityantennafeeder

ANT3(TX2/

RX2A)

ANT4(RX2B)RSUThesecondRx

TX1RX1RSUBBUortheupperlevel

TX2RX2RSULowerlevelcascaded

DBGRSUPCandtestdevice

RSUTherstTxantennaTherstTx/Rxantennafeederinterface

interface

RSUThesecondTx

antenna

antenna

cascadedRSU

RSU

(testboard)

ThesecondTx/Rxantennafeeder

interface

Thesecondreceivediversityantenna

feederinterface

ConnectedtotheCPRIinterfaceofBBU

orupperlevelcascadedRSU

ConnectedtotheCPRIinterfaceofthe

lowerlevelcascadedRSU

Debuginterfaceandtestinterface

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Chapter4HardwareDecsripition

InterfaceEntityatendAEntityatendBDescription

MONRSUPeripheralProvidesinputinterfaceforfourchannels

ofdrycontactsignalsandRS485

environmentmonitoringinterface

AISGRSUAntennafeederConnectedtoantennafeederAISG

interface

POWERRSUfrontpanelRFpowersupplyin

thepowerdistribution

subrack

-48VDCpowerinputinterface

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Chapter5

HardwareInstallation

TableofContents

InstallingtheRSUModule..........................................................................................5-1

ConnectingRSUMonitoringCable.............................................................................5-9

InstallingOpticalFibersBetweenBBUandRSU......................................................5-10

InstallingtheInterconnectedCableBetweenBBUandRSU.....................................

InstallingtheRFJumper...........................................................................................5-15

5.1InstallingtheRSUModule

Prerequisites

lBeforeinstallingtheRFmodule,weartheESDwriststraptoavoiddamagingtheRF

module.

lTheRFcabinethasalreadybeeninstalled.

5-12

Context

Figure5-1showsthefrontpanelofaZXSDRRSU82C.

5-1

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ZXSDRRSU82CUserManual

Figure5-1ZXSDRRSU82CPanel

Note:

WhenaZXSDRRSU82Cisusedinasingle-sectorandhigh-carrierscenario,theRF
jumperconnectsonlytotheANT1andANT3interfaces.

Steps

1.Determinethetargetslot,holdthehandleofthemodulewithonehand,supportthe
lowerbackofthemodulewiththeotherhand,andtrytomakeparallelthemoduleand
theguidingplane,asshowninFigure5-2.

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Figure5-2Step1

Chapter5HardwareInstallation

2.Pushthemoduleslightlyintotheslottomorethanhalfthedepthoftheslot,asshown
inFigure5-3.

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ZXSDRRSU82CUserManual

Figure5-3Step2

3.Changetheplacewhereexerciseforceandthenpushfurtherthemodulewitheven
force,asshowninFigure5-4.

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Figure5-4Step3

Chapter5HardwareInstallation

4.Pushthemoduleuntiltheinnersideofthefrontpanelcloselytouchtheverticalshaft,
asshowninFigure5-5.

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Figure5-5Step4

5.SecurethemoduleusingveM5x20screws,asshowninFigure5-6.

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Figure5-6Step5

Chapter5HardwareInstallation

1.Fixingthecabinetwith

5M5x20screws

2.Fixingthegrounding
lug

6.Securethegroundlug.

AsshowninFigure5-6,theM5x20screwssecuresthegroundlugoftheRSUmodule
tothegroundpoints.

–EndofSteps–

Result

Figure5-7showsthecompletionofinstallingtheRFmodule.

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ZXSDRRSU82CUserManual

Figure5-7RSUModuleInstalledCompletely

Follow-UpAction

AfterinstallingRSUmodules,connecttheRSUpowercablestotheRSUpower
interfaces.RSUpowercableshavebeenroutedtoproperslots,asshowninFigure5-8.

Figure5-8PowerCableConnectingtheRSU

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5.2ConnectingRSUMonitoringCable

Prerequisites

lZXSDRRSU82CRFcabinethasalreadybeeninstalled.
lTheRSUmodulehasalreadybeeninstalled.

Context

TheRSUmonitoringcableoftheRFcabinetisroutedtotherightsideoftheRFcabinet
indelivery,asshowninFigure5-9.AftertheRSUmoduleisinstalled,inserttheterminal
oftheRSUmonitoringcabletotheMON(monitoring)interfaceoftheRSUmodule.

Figure5-9RSUMonitoringCable

Chapter5HardwareInstallation

Note:

IfmultipleRSUmodulesneedtobemonitored,onlyoneRSUmoduleneedstobe
connectedtotheRSUmonitoringcable.

Steps

1.ConnectoneendoftheRSUmonitoringcabletotheMON(monitoring)interfaceof
theRSUmoduleandfastenthescrew.

2.BundletheRSUmonitoringcable.

Figure5-10showstheconnectedRSUmonitoringcable.

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ZXSDRRSU82CUserManual

Figure5-10InstallingtheRSUMonitoringCable

–EndofSteps–

5.3InstallingOpticalFibersBetweenBBUandRSU

Prerequisites

lTheESDwriststrapmustbeworn.
lThebasebandpowercabinetandtheRFcabinethavebeenindependentlyinstalled.

Context

WhenthebasebandpowercabinetandtheRFcabinetareinstalledsidebysideorthey
arefarawayfromeachother,youneedtoconnectBBUandRSUusingopticalbers.

Payattentiontothefollowingpointswheninstallingopticalbers:

lDonotdamagetheopticalbercladdingduringoperations.
lProtectopticalberconnectorsandavoidcontaminatingthem.
lDonotforciblybundleopticalbers.
lCurveopticalbersattheturning.

Steps

1.Afxatemporarylabel.

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Chapter5HardwareInstallation

Afxtemporarylabelstobothendsofthenewopticalbertosetupamapping.If
morethanoneopticalberneedstobeinstalled,usedifferentlabelstodifferentiate
opticalbers.

2.Routeopticalbers.

a.Opticalbersgooutfromthesidewaterproofmoduleofthebasebandmoduleand

gothroughtheroutingaperturesonthebase.

b.Then,opticalbersgothroughtheroutingaperturesonthebaseoftheRFcabinet,

traversethewaterproofmodules,andconnecttothesixopticalinterfacesforRF
modules.

Figure5-11showshowopticalberstraversethewaterproofmodules.

Figure5-11WaterproofModulethroughWhichOpticalFibersPass

3.Insertopticalberconnectors.

Insertopticalberconnectorsaccordingtothemappingontemporarylabels.

Caution!

Insertopticalberconnectorstightly.

4.Bundleopticalbers.

Bundleandsecureopticalbersalongtheroutingtroughs,whichcomplieswith
relevantregulations.

5.Afxanengineeringlabeltoanopticalber.
Removethetemporarylabelfortheopticalberandafxanengineeringlabel.

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Caution!

Protectanopticalberwiththewindingtubewhenroutingtheopticalberinsidethe
cabinet.Protectanopticalberwiththecorrugatedpipewhenroutingtheopticalber
outsidethecabinet.

–EndofSteps–

5.4InstallingtheInterconnectedCableBetweenBBU andRSU

Prerequisites

lTheZXSDRRSU82Ccabinethasalreadybeeninstalled.
lTheBBUmoduleandRSUmodulehavealreadybeeninstalled.

Context

ZXSDRRSU82CInthesystem,opticalbersorSFPcablescanbeusedtoconnectBBU
andRSU.DuringthestackedinstallationoftheZXSDRRSU82C,a2mSFPhigh-speed
cableisrecommendedforinterconnectingBBUandRSU.Figure5-12showsanSFP
cable.

Figure5-12High-SpeedCable

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Chapter5HardwareInstallation

Steps

1.AfxtemporarylabelstobothendsoftheSFRcable,withmarkings0-5tosetup
one-to-onemappingwithinterfacesTX0RX0toTX5RX5ofBBUandsixTX/RX
interfacesofRSU.

2.InsertoneendoftheSFPcabletoaTX/RXinterfaceofRSU.

3.RoutetheSFPcablealongtheroutingtroughandcabinetsidestotheFSmoduleof
BBU.TheSFPcablesconnectingtotheRSUsinslots1to3ontheRFcabinetgo
throughtheleftroutingaperturesandthoseSFPcablesgothroughtherightapertures
ifconnectingtoslots4to6ontheRFcabinet,asshowninFigure5-13andFigure

5-14.

Figure5-13LayoutoftheSFPCablesintheRFCabinet

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ZXSDRRSU82CUserManual

Figure5-14SFPCableLayout

4.InsertSFPcablesintotheinterfacesTX0RX0toTX5RX5oftheBBUFSboard
accordingtothemarkings0-5,asshowninFigure5-15.

Figure5-15FSBoardConnectingtotheBBU

5.BundleSFPcables.

6.Removetemporarylabelsandafxengineeringlabels.

–EndofSteps–

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5.5InstallingtheRFJumper

Prerequisites

TheZXSDRRSU82CRFcabinetandothermoduleshavealreadybeeninstalled.

Context

TheRFjumpersforthethreeZXSDRRSU82Cgothroughthewaterproofmoduleonthe
right.

RemovethefrontbafeofthebasebeforeinstallingtheRFjumpersandreseatthefront
bafeafteralljumpersarecompletelyinstalled.

ThetypicallossoftheRFcable(withthefrequency1.9GHzandcablelength30m)is3.4
dB.

Steps

1.ConnecttheRFjumperstoANT1toANT4interfacesofRSUfromlefttoright.

Chapter5HardwareInstallation

2.WearthewaterproofrubberplugaftereverytwoRFjumpersareinstalled.

3.Insertthehorizontalandlongitudinalslideblocksandusethehexagonringwrenchto
fastenthem.

Caution!

Clampthewaterproofrubberplugtightlyandmakesurethattheunusedcabling
aperturewearstheplug.

4.RepeattheprecedingstepstoinstallotherRSU-relatedjumpers.

–EndofSteps–

Result

Figure5-16showsthecompletionofinstallingtheRFjumpers.

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Figure5-16AntennaFeederJumperInstalledCompletely

TheRFjumpersgooutfromthebase,asshowninFigure5-17.Thecablesbetween
cabinetsmustbeprotectedwithprotectivetubes,withoutanyexposedpartofthecables
andtheopeningsattwoendsofthesecablesmustbesealed,asshowninFigure5-18.

Figure5-17Lead-OutoftheAntennaFeederJumper

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Figure5-18CablesinTubes

Chapter5HardwareInstallation

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Figures

Figure2-1ZXSDRRSU82CPositioninaNetwork....................................................2-2

Figure2-2OuterViewofZXSDRRSU82C...............................................................

Figure3-1FrameStructureofZXSDRRSU82C.......................................................3-1

Figure4-1ZXSDRRSU82CPanel...........................................................................4-2

Figure5-1ZXSDRRSU82CPanel...........................................................................5-2

Figure5-2Step1......................................................................................................5-3

Figure5-3Step2......................................................................................................5-4

Figure5-4Step3......................................................................................................5-5

Figure5-5Step4......................................................................................................

Figure5-6Step5......................................................................................................5-7

Figure5-7RSUModuleInstalledCompletely............................................................5-8

Figure5-8PowerCableConnectingtheRSU...........................................................5-8

Figure5-9RSUMonitoringCable.............................................................................5-9

Figure5-10InstallingtheRSUMonitoringCable.....................................................5-10

Figure5-11WaterproofModulethroughWhichOpticalFibersPass........................

Figure5-12High-SpeedCable................................................................................5-12

Figure5-13LayoutoftheSFPCablesintheRFCabinet........................................5-13

2-3

5-6

5-11

Figure5-14SFPCableLayout................................................................................5-14

Figure5-15FSBoardConnectingtotheBBU.........................................................5-14

Figure5-16AntennaFeederJumperInstalledCompletely......................................5-16

Figure5-17Lead-OutoftheAntennaFeederJumper.............................................

Figure5-18CablesinTubes...................................................................................5-17

5-16

I

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Figures

Tables

Table1-1SafetySymbolsDescription.......................................................................1-2

Table2-1ThePrimaryFunctionsofZXSDRRSU82C...............................................

Table3-1Thefunctionsofsubsystem.......................................................................3-1

Table3-2ZXSDRRSU82CCapacityIndices............................................................3-3

Table3-31.9GHzTransmitterIndices......................................................................3-4

Table3-41.9GHzReceiverIndices..........................................................................3-5

Table3-5DescriptionofZXSDRRSU82C’sinterfaces..............................................3-6

Table4-1ZXSDRRSU82CPanelButtonDescription...............................................4-2

Table4-2ZXSDRRSU82CPanelIndicatorDescription............................................

Table4-3ZXSDRRSU82CPanelInterfaceDescription............................................4-4

2-3

4-3

III

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Tables

Glossary

AISG

-AntennaInterfaceStandardsGroup

BBU

-BaseBandUnit

BSC

-BaseStationController

BTS

-BaseTransceiverStation

CPRI

-CommonPublicRadioInterface

MS

-MobileStation

RF

-RadioFrequency

RSSI

-ReceivedSignalStrengthIndicator

RSU

-RFSystemUnit

SDR

-SoftwareDenedRadio

V