Zte ZXSDR RSUC User manual

ZXSDRRSUC
RadioSystemUnitofCDMAwith1T2R
UserManual
VersionV1.00
ZTECORPORATION
NO.55,Hi-techRoadSouth,ShenZhen,P .R.China
Postcode:518057
Tel:[phone]
Fax:[phone]
URL:http://ensupport.zte.com.cn
E-mail:[email protected]

LEGALINFORMATION
Copyright©2010ZTECORPORATION.
Thecontentsofthisdocumentareprotectedbycopyrightlawsandinternationaltreaties.Anyreproductionordistributionof
thisdocumentoranyportionofthisdocument,inanyformbyanymeans,withoutthepriorwrittenconsentofZTECORPO-
RATIONisprohibited.Additionally,thecontentsofthisdocumentareprotectedbycontractualcondentialityobligations.
Allcompany,brandandproductnamesaretradeorservicemarks,orregisteredtradeorservicemarks,ofZTECORPORATION
oroftheirrespectiveowners.
Thisdocumentisprovided“asis”,andallexpress,implied,orstatutorywarranties,representationsorconditionsaredis-
claimed,includingwithoutlimitationanyimpliedwarrantyofmerchantability,tnessforaparticularpurpose,titleornon-in-
fringement.ZTECORPORATIONanditslicensorsshallnotbeliablefordamagesresultingfromtheuseoforrelianceonthe
informationcontainedherein.
ZTECORPORATIONoritslicensorsmayhavecurrentorpendingintellectualpropertyrightsorapplicationscoveringthesubject
matterofthisdocument.ExceptasexpresslyprovidedinanywrittenlicensebetweenZTECORPORATIONanditslicensee,
theuserofthisdocumentshallnotacquireanylicensetothesubjectmatterherein.
ZTECORPORATIONreservestherighttoupgradeormaketechnicalchangetothisproductwithoutfurthernotice.
UsersmayvisitZTEtechnicalsupportwebsitehttp://ensupport.zte.com.cntoinquirerelatedinformation.
TheultimaterighttointerpretthisproductresidesinZTECORPORATION.
RevisionHistory
RevisionNo.RevisionDateRevisionReason
25/10/201025/05/2010R1.0
SerialNumber:SJ-20101019140047-002

FCC&ICSTATEMENT
ThisdevicecomplieswithPart15oftheFCCRules.Operation
issubjecttothefollowingtwoconditions:(1)thisdevicemay
notcauseharmfulinterference,and(2)thisdevicemustaccept
anyinterferencereceived,includinginterferencethatmaycause
undesiredoperation.
Note:
Thisequipmenthasbeentestedandfoundtocomplywiththelim-
itsforaClassAdigitaldevice,pursuanttoPart15oftheFCC
Rules.Theselimitsaredesignedtoprovidereasonableprotection
againstharmfulinterferencewhentheequipmentisoperatedin
acommercialenvironment.Thisequipmentgenerates,uses,and
canradiateradiofrequencyenergyand,ifnotinstalledandused
inaccordancewiththeinstructionmanual,maycauseharmfulin-
terferencetoradiocommunications.
Operationofthisequipmentinaresidentialareaislikelytocause
harmfulinterferenceinwhichcasetheuserwillberequiredto
correcttheinterferenceathisownexpense.
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ZXSDRRSUCUserManual
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IICondentialandProprietaryInformationofZTECORPORATION

DeclarationofRoHS
Compliance
Tominimizetheenvironmentalimpactandtakemoreresponsibility
totheearthwelive,thisdocumentshallserveasformaldeclara-
tionthatZXSDRRSUCmanufacturedbyZTECORPORATIONarein
compliancewiththeDirective2002/95/ECoftheEuropeanParlia-
ment-RoHS(RestrictionofHazardousSubstances)withrespect
tothefollowingsubstances:
�Lead(Pb)
�Mercury(Hg)
�Cadmium(Cd)
�HexavalentChromium(Cr(VI))
�PolyBrominatedBiphenyls(PBB’s)
�PolyBrominatedDiphenylEthers(PBDE’s)
…
TheZXSDRRSUCmanufacturedbyZTECORPORATIONmeet
therequirementsofEU2002/95/EC;however ,someassemblies
arecustomizedtoclientspecications.Additionofspecialized,
customer-speciedmaterialsorprocesseswhichdonotmeetthe
requirementsofEU2002/95/ECmaynegateRoHScomplianceofthe
assembly.Toguaranteecomplianceoftheassembly,theneedfor
compliantproductmustbecommunicatedtoZTECORPORATIONin
writtenform.Thisdeclarationisissuedbasedonourcurrentlevel
ofknowledge.Sinceconditionsofuseareoutsideourcontrol,ZTE
CORPORATIONmakesnowarranties,expressorimplied,andassumes
noliabilityinconnectionwiththeuseofthisinformation.
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IICondentialandProprietaryInformationofZTECORPORATION

Chapter1
SafetyDescription
TableofContents
SafetySpecicationsGuide.................................................1
SafetySymbols.................................................................2
SafetyInstructions............................................................3
SafetySpecificationsGuide
Thesesafetyinstructionsmustbeconsideredassupplementaryfor
localsafetyregulations.Theprioritymustbegiventolocalsafety
regulationsifthereisanyconictbetweenthetwo.
Themaintenancepersonnelmusthavetheknowledgeofsafety
operationsandmaintenancewithrequiredqualicationandtech-
nicalbackground.
Warning:
Thisdevicecomplieswithpart15oftheFCCRules.Operationis
subjecttothefollowingtwoconditions:
�Thisdevicemaynotcauseharmfulinterference.
�Thisdevicemustacceptanyinterferencereceived,including
interferencethatmaycauseundesiredoperation.
Changesormodicationsnotexpresslyapprovedbythepartyre-
sponsibleforcompliancecouldvoidtheuser'sauthoritytooperate
theequipment.
TheequipmentisintendedforinstallationinRESTRICTEDACCESS
LOCATIONS.
Alltheoperationandmaintenancepersonnelmustfollowthe
safetyprecautionsandinstructionsprovidedbyZTECorporation
toavoidanyaccident.
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ZXSDRRSUCUserManual
Note:
ZTECorporationdoesnotbearanyliabilitiesincurredbecauseof
violationoftheuniversalsafetyoperationrequirements,orviola-
tionofsafetystandardsfordesigning,manufacturingandusing
theequipment.
FCCRadiationExposureStatement:
ThisequipmentcomplieswithFCCradiationexposurelimitsset
forthforanuncontrolledenvironment.Thisequipmentshouldbe
installedandoperatedwithminimumdistance4mbetweenthe
radiator&yourbody.
SafetySymbols
Table1listssafetysymbols.Theyaretoprompttheuserofthe
safetyprecautionstobeobservedduringZXSDRRSUCoperation
andmaintenance.
TABLE1SAFETYSYMBOLSDESCRIPTION
SafetySymbolsMeaning
Nosmoking:Smokingisforbidden
Noammables:Noammablescanbestored.
Notouching:Donottouch.
Universalalertingsymbol:Generalsafety
attentions.
Electricshock:Riskofelectricshock.
Electrostatic:Thedevicemaybesensitiveto
staticelectricity.
Microwave:Bewareofstrongelectromagnetic
eld.
2CondentialandProprietaryInformationofZTECORPORATION

Chapter1SafetyDescription
SafetySymbolsMeaning
Laser:Bewareofstronglaserbeam.
Scald:Bewareofscald.
Amongstthesesafetysymbols,theuniversalalarmsymbolsare
classiedintothreelevels:danger ,warning,andcaution.The
formatsandmeaningsofthethreelevelsaredescribedasbelow:
Danger:
Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,
willresultindeathorseriousinjuryofpeople,orequipmentdam-
agesandbreakdown.
Warning:
Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,
couldresultindeathorseriousinjury.
Caution:
Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,
couldresultinseriousinjuries,equipmentdamagesorinterruption
ofpartservices.
SafetyInstructions
Thissectiondescribesthesafetyinstructionsrelatedtoelectrical
safety,antistatic,heavyobjectsandmodules.
ElectricalSafety
InstructionsThefollowingaretheelectricalsafetyinstructionsabouttools,high
voltage,powercables,holesandlightning:
�Tools
Usespecialtoolsratherthancommontoolsforhigh-voltage
andACoperations.
�HighVoltage
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ZXSDRRSUCUserManual
Danger:
Highvoltageishazardous.Directorindirectcontactwithhigh
voltageormainsupplyusingawetobjectcouldresultindeath.
�StrictlyfollowlocalsafetyrulestoinstallACpowerdevices.
�Installationstaffmustbequaliedforperforminghigh-volt-
ageandACoperations.
�Donotwearanywatch,handchain,bracelet,ringorany
otherconductiveobjectsduringsuchoperations.
�Preventmoisturefromaccumulatingontheequipmentdur-
ingoperationsinadampenvironment.
�PowerCable
Warning:
Neverinstalloruninstallpowercableswhiletheyarelive.Oth-
erwise,thepowercable,whencontactingaconductor ,mayre-
sultinsparksorelectricarccausingareorevendamageto
eyes.
�Makesureofshuttingoffpowersupplybeforeinstallingor
disconnectingapowercable.
�Beforeconnectingthepowercable,makesurethatthecon-
nectingcableanditslabelareappropriatefortheactual
installationrequirements.
�DrillingHoles
Warning:
Itisnotallowedtodrillchassisholeswithoutpermission.
�Unqualieddrillingcoulddamagewiringandcablesinside
thechassis.Additionally,metalpiecesinsidethechassis
createdbythedrillingcouldresultinashortcircuit.Use
insulationprotectionglovesandrstmovecablesinsidea
chassisawaywhendrillingisnecessaryonachassis.
�Protecteyesduringdrillingasdustoryingdebrismay
damageeyes.
�Cleananydebrisintimeafterdrilling.
�Lightning
Danger:
Donotperformhigh-voltage,AC,irontowerormastoperations
inathunderstorm.
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Chapter1SafetyDescription
Thunderstormswouldgiverisetoastrongelectromagnetic
eldintheatmosphere.Therefore,theequipmentmustbe
groundedandprotectedintimeagainstlightningstrikes.
AntistaticSafety
InstructionsElectrostatic:
Staticelectricityproducedbyhumanbodycandamagestatic-sen-
sitivecomponentsoncircuitboard,suchaslarge-scaleintegrated
circuits.
�Frictioncausedbyhumanbodyactivitiesistherootcauseof
electrostaticchargeaccumulation.Staticvoltagecarriedbya
humanbodyinadryenvironmentcanbeupto30kV ,andcan
remainthereforalongtime.Anoperatorwithstaticelectricity
maydischargeelectricitythroughacomponentwhenhe/she
touchestheconductorandcausingdamage.
�Wearanantistaticwriststrap(theotherendofwriststrapmust
bewellgrounded)beforetouchingtheequipmentorholding
aplug-inboard,circuitboard,IntegratedCircuit(IC)chipor
otherdevices,topreventhumanstaticelectricityfromdamag-
ingsensitivecomponents.
�Theantistaticwriststrapusedmustbesubjecttoregular
check.Donotreplacethecableofanantistaticwriststrap
withanyothercables.
�Donotcontactstatic-sensitivemoduleswithanyobjectthat
easilygeneratesstaticelectricity.Forexample,frictionofpack-
agebag,transferboxandtransferbeltmadefrominsulation
plasticmaycausestaticelectricityoncomponents.Discharge
ofstaticelectricitymaydamagecomponentswhentheycon-
tactahumanbodyortheground.
�Modulesshouldonlycontactmaterialssuchasanantistatic
bag.Keepmodulesinantistaticbagsduringstorageandtrans-
portation.
�Dischargestaticelectricityofthetestdevicebeforeuse,that
is,groundthetestdevicerst.
�DonotplacethemodulenearastrongDCmagneticeld,such
asthecathode-raytubeofamonitor .Keepthemoduleatleast
10cmaway.
HoistingHeavy
ObjectsWarning:
Whenhoistingheavyobjects,ensurethatnobodyisstandingor
walkingunderthehoistedobject.
�Ensurethehoistercanmeethoistingrequirementswhendis-
assemblingheavyequipment,ormovingandreplacingequip-
ment.
�Theinstallationpersonnelmustbedulytrainedandqualied
forhoistingoperations.
�Hoistingtoolsmustbeinspectedandcompletebeforeservice.
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ZXSDRRSUCUserManual
�Makesurethathoistingtoolsarexedrmlyonasufciently
securedobjectorwallbeforethehoistingoperation.
�Givebrieforalinstructionsduringhoistingoperationstopre-
ventanymishap.
Unplugging/Plug-
gingaModule�Neverplugamodulewithexcessiveforce,toensurethatthe
pinsonthebackplanedonotgetdeformed.
�Plugthemodulerightintotheslotandmakesuremodulecir-
cuitfacesdonotcontacteachotherlestanyshortcircuitmay
occur .
�Keephandsoffthemodulecircuit,components,connectors
andcabletroughwhenholdingamodule.
RackMountSafety
InstructionsRackMountInstructions-Thefollowingorsimilarrack-mountin-
structionsareincludedwiththeinstallationinstructions:
�ElevatedOperatingAmbient-Ifinstalledinaclosedormulti-
unitrackassembly,theoperatingambienttemperatureofthe
rackenvironmentmaybegreaterthanroomambient.There-
fore,considerationshouldbegiventoinstallingtheequipment
inanenvironmentcompatiblewiththemaximumambienttem-
perature(Tma)speciedbythemanufacturer .
�ReducedAirFlow-Installationoftheequipmentinarack
shouldbesuchthattheamountofairowrequiredforsafe
operationoftheequipmentisnotcompromised.
�MechanicalLoading-Mountingoftheequipmentintherack
shouldbesuchthatahazardousconditionisnotachieveddue
tounevenmechanicalloading.
�CircuitOverloading-Considerationshouldbegiventothecon-
nectionoftheequipmenttothesupplycircuitandtheeffect
thatoverloadingofthecircuitsmighthaveonovercurrentpro-
tectionandsupplywiring.Appropriateconsiderationofequip-
mentnameplateratingsshouldbeusedwhenaddressingthis
concern.
�ReliableEarthing-Reliableearthingofrack-mountedequip-
mentshouldbemaintained.Particularattentionshouldbe
giventosupplyconnectionsotherthandirectconnectionsto
thebranchcircuit(e.g.useofpowerstrips).
OtherSafety
InstructionsNote:
Donotperformmaintenanceordebuggingindependently,unless
aqualiedpersonispresent.
�PerformanairtighttestbeforeRRUdelivery,andprohibitdis-
assemblingtheRRUonsite.
�Replacinganypartsormakinganychangestotheequipment
mightresultinanunexpecteddanger .Therefore,besurenot
toreplaceanypartsorperformanychangestotheequipment
unlessauthorizedotherwise.
�DuetothatRRUisinhightemperatureduringrunning,theRRU
shouldbeinstalledinsomeregionsoutofoperators'reachor
strictlyrestricted.
6CondentialandProprietaryInformationofZTECORPORATION

Chapter1SafetyDescription
�ContactZTEofceifyouhaveanyquestion,toensureyour
safety.
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8CondentialandProprietaryInformationofZTECORPORATION

Chapter2
ProductDescripition
TableofContents
Overview..........................................................................9
PositioninaNetwork.........................................................9
OuterView.......................................................................10
ProductionFunctions..........................................................11
ProductionFeatures...........................................................12
Overview
ZTESoftwareDenedRadio(SDR)usesanarchitectureofseparat-
ingthebasebandpartfromtheRadioFrequency(RF)part.This
architecturefeatureshighintegration,lowconsumption,exible
congurationandconvenientinstallation&maintenance.Thenew
generationZTECDMABaseStation(BS)productsbasedonthe
SDRistherstSDR-basedCDMABSintheindustry.Itisableto
helptheoperatorshavequalitativeleap.Theformofthisproduct
canbedistributedBBU+RRUorBBU+RSU.Theproductformof
ZTESDRcanbedistributedBBU+RRUorBBU+RSU,macroBS
ormicroBS.
ZXSDRRSUCistheRSUpartofZTECDMA2000distributedSDR
CommonBTSPlatformSolution.ItprovidesfunctionsincludingRF
modulation/demodulation,forwardpoweramplication,reverse
lownoiseamplication,RFperformancemeasurementandcar-
rierpowercontroletc.
Withasmallersizeandlighterweight,theZXSDRRSUChassig-
nicantadvantagesforsavingspace,relocations,installationex-
ibility,andpowersavings.Itdesignedforbothindoorandoutdoor
applications.
PositioninaNetwork
InCDMAmobilecommunicationnetwork,therelationshipbetween
ZXSDRRSUCandothernetworkentitiesisshowninFigure1.
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ZXSDRRSUCUserManual
FIGURE1ZXSDRRSUCPOSITIONINANETWORK
TheZXSDRRSUCisanindependentRFsubsystem.Togetherwith
BBU,itformsthecompleteBTS.TheBTSimplementsradiotrans-
missionwiththeMSthroughtheCDMA2000airinterface.Inad-
dition,theBTSimplementscontrolofradiochannelsandcommu-
nicationwiththeBSC
OuterView
Figure2showstheouterviewofZXSDRRSUC.
10CondentialandProprietaryInformationofZTECORPORATION

Chapter2ProductDescripition
FIGURE2OUTERVIEWOFZXSDRRSUC
ProductionFunctions
ZXSDRRSUCprovidesprimaryfunctionsisshownasT able2.
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ZXSDRRSUCUserManual
TABLE2THEPRIMARYFUNCTIONSOFZXSDRRSUC
FunctionDescription
Band:800MHz、1.9GHz、2.1GHz、2.0GHz(AWS)、
450MHz、420MHz、850MHz
RFmodulation/demodulation
RFtransceiverduplexer
LownoiseamplicationforreceivedRFsignal
AmplicationfortransmittedRFsignal
RF
RFtransceiver
Baseband-RFinterface:compliantwithCommon
PublicRadioInterface(CPRI)protocol
Interface
Airinterface:compliantwithIS-2000ReleaseA
andIS-856-A
Electroniclabel
Remoteupgradeofsoftwareversionfor
FPGA/BOOT/DSP/CPU
Remoteresetofserviceboards
RSSIquery
Automaticcalibration
Reversespectrumquery:queryingthereverse
receivedsignalspectrumofeachcarrier
Equipment
maintenance
andtest
Poweramplicationcontrolandprotection:
over-power ,over-temperature,andstandingwave
alarm
ReliabilityReversevoltageprotection
ScenarioIndoorandoutdoorapplications
ProductionFeatures
HerearetheproductfeaturesofZXSDRRSUC：
�Easytransportationandinstallationwillsavelaborandbuilding
costs
�Lowerpowerconsumptionreducesinstallationofpowerexpen-
dituresandsavesonelectricitycharges.
�Suitableforcomplicatedbasestationenvironments
SupportsstarandchainnetworksbetweenbasebandandRFto
providemoreconvenientsolutionsforcomplicatedbasestation
environments.
12CondentialandProprietaryInformationofZTECORPORATION

Chapter3
TechnicalDescripition
TableofContents
SystemArchitecture..........................................................13
SignalProcessingFlow.......................................................14
TechnicalSpecications......................................................14
SystemArchitecture
AZXSDRRSUCconsistsofthetransmit/receivesignalboard
(RTR),poweramplier(PA),duplexer(DFL),andpowersupply
(RPDC).Figure3showstheschematicdiagramoftheZXSDR
RSUC.
FIGURE3SCHEMATICDIAGRAMOFTHEZXSDRRSUC
ThefunctionsofZXSDRRSUC’ssubsystemisshownasTable3.
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ZXSDRRSUCUserManual
TABLE3THEFUNCTIONSOFSUBSYSTEM
PartDescription
RTR
RTR,theunitthatintegratestheprocessor ,clock,
CPRIinterface,DPDdigitalpredistortion,RF
transmittingandreceivingfunctions,isthecore
unitoftheZXSDRRSUC.
PA
�AmpliesdownlinkRFsignalinputviatheRTR
andthensendsthesignaltotheDFL
�Providesdigitalpre-distortionfeedbacksignals
fortheRTR
�ProvidesaPAoutputenable/disableinterface
DFL
�Performslteringandlownoiseamplicationof
thereverseCDMAsignalfromtheantenna
�FilterstheforwardRFsignaltobesent
�ReportsLNAalarmstotheRTR
�Inthecaseofmain/diversitycombinedcabinets,
themainreceiveLNAoutputendoftheDFL
hasthepowersplitterfunctionandreservesan
externalport(Rxout)
RPDC
Converts-48VDCinputpowersupplytoDCpower
supplyrequiredbythePA,RTR,orDFL
SignalProcessingFlow
TheinternalsignalprocessingowofZXSDRRSUCisasbelow:
�Forwardlinkprocessing
ThebusinessdatafromBBUenterstheRTR,andthenforinter-
mediatefrequencyprocessing.Afterthepoweramplication
senttotheantennafortransmission.
�Reverselinkprocessing
ThereverseCDMAsignalsfromtheantennaareconvertedto
basebanddigitalsignalbyRTR,thensendtoBBU.
TechnicalSpecifications
PhysicalIndices
Dimension
ThedimensionsofZXSDRRSUCinmmare:482.6(H)×88(W)
×360.0(D).
14CondentialandProprietaryInformationofZTECORPORATION