Zte ZXSDR BS8908 G060 User manual

ZXSDRBS8908G060
OutdoorGSMModeMicroBTS
UserManual
V1.00
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]

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RevisionHistory
RevisionNo.RevisionDateRevisionReason
R1.020101030Firstedition
R1.120110425Updated
SerialNumber:SJ-20101104174421-001
PublishingDate:20110425(R1.1)

Contents
Chapter1SystemOverview......................................................................1-1
1.1SystemBackground...........................................................................................1-1
1.2SystemPosition.................................................................................................1-1
1.2.1SystemPositioninNetwork.......................................................................1-1
1.2.2SystemPositioninDistributedBaseStation...............................................1-3
1.3CabinetAppearance...........................................................................................1-4
1.4ProductFeatures................................................................................................1-5
1.5ServicesandFunctions......................................................................................1-5
1.6OperationandMaintenance................................................................................1-6
Chapter2SystemIndices..........................................................................2-1
2.1PhysicalIndicesofRRU.....................................................................................2-1
2.2RadioPerformanceIndices.................................................................................2-2
2.3InterfaceandTransmissionIndices......................................................................2-2
Chapter3SystemStructureandPrinciples.............................................3-1
3.1StructureandLayout..........................................................................................3-1
3.1.1ExternalInterfaces...................................................................................3-1
3.1.2EquipmentIndicators................................................................................3-2
3.2HardwareSubsystem.........................................................................................3-4
3.2.1HardwareArchitecture..............................................................................3-4
3.2.2ModuleFunctions.....................................................................................3-5
3.3SoftwareSubsystem...........................................................................................3-6
3.3.1SoftwareArchitecture...............................................................................3-6
3.3.2SoftwareFunctions...................................................................................3-6
Chapter4NetworkingandConguration................................................4-1
4.1Networking........................................................................................................4-1
4.1.1StarNetworking.......................................................................................4-1
4.1.2CascadingNetworking..............................................................................4-1
4.2Conguration.....................................................................................................4-2
4.2.1CongurationPrinciples............................................................................4-2
4.2.2TypicalCongurations..............................................................................4-2
Chapter5Installation.................................................................................5-1
5.1SafetyInstructions..............................................................................................5-1
5.1.1SafetyInstructionsOverview.....................................................................5-1
I

5.1.2SafetySymbols........................................................................................5-1
5.1.3SafetyInstructionsGuideline.....................................................................5-3
5.2InstallationPreparations.....................................................................................5-5
5.2.1InstallationEnvironmentCheck.................................................................5-5
5.2.2Personnel................................................................................................5-6
5.2.3T oolsandInstrumentsPreparation............................................................5-6
5.3UnpackingandInspection...................................................................................5-8
5.3.1PackingBoxofBS8908............................................................................5-8
5.3.2UnpackingandInspectionFlow.................................................................5-9
5.4InstallationOverview........................................................................................5-10
5.4.1InstallationFlow.....................................................................................5-10
5.4.2HoistingOperationPrecautions................................................................5-11
5.5InstallationModesandInstallationAccessories..................................................5-12
5.5.1InstallingAccessories.............................................................................5-12
5.5.2Wall-MountedInstallationMode...............................................................5-13
5.5.3Pole-MountedInstallationMode..............................................................5-14
5.5.4SlotSteelInstallationModeandEquilateralAngleSteelInstallation
Mode...................................................................................................5-17
5.6R8860Installation............................................................................................5-18
5.6.1InstallingBS8908ontheWall..................................................................5-18
5.6.2Pole-MountedInstallation(withPoleFixingPlate)....................................5-20
5.6.3InstallingCableRack..............................................................................5-25
5.6.4InstallingLightningProtectionBox...........................................................5-27
5.7ExternalCableInstallation................................................................................5-30
5.7.1ExternalCableConnections....................................................................5-30
5.7.2ExternalCableInstallationFlow..............................................................5-32
5.7.3InstallingPowerCable............................................................................5-33
5.7.4InstallingGroundingCable......................................................................5-35
5.7.5InstallingAbisE1Cable..........................................................................5-36
5.7.6InstallingAbisEthernetCable.................................................................5-38
5.7.7InstallingFiberConnectingRRU..............................................................5-39
5.7.8InstallingEnvironmentMonitoringCable..................................................5-40
5.7.9InstallingAISGControlCable..................................................................5-41
5.7.10InstallingGPSCable.............................................................................5-42
5.7.11InstallingAntennaFeederJumper.........................................................5-42
Figures.............................................................................................................I
Tables............................................................................................................III
II

Glossary.........................................................................................................V
III

IV

Chapter1
SystemOverview
TableofContents
SystemBackground...................................................................................................1-1
SystemPosition.........................................................................................................1-1
CabinetAppearance...................................................................................................1-4
ProductFeatures........................................................................................................1-5
ServicesandFunctions..............................................................................................1-5
OperationandMaintenance.......................................................................................1-6
1.1SystemBackground
ZXSDRBS8908istheGSMoutdoormicrobasestation,whichisaproductofZXSDR
seriesbasestationsofZTECorporation.
ZTECorporationhaslaunchedvariousseriesofbasestationstosatisfyoperators'
demands.OftheZTEbasestationsolutions,oneistodividethebasestationintotwo
units:BaseBandUnit(BBU)andRemoteRadioUnit(RRU).BS8908isabasestation
withBBUandRRUbeingintegrated.Itcanworkasanindependentbasestationor
anindependentRRU/BBU.Itfeatureswithsmallvolume,lightweight,andlowpower
consumption.Italsoenjoysexibleinstallationmodessuchastower-topinstallation,
wall-mountedinstallation,andpole-mountedinstallation.
1.2SystemPosition
1.2.1SystemPositioninNetwork
TheGSMsystemconsistsoffourparts:BTS,BSC,CN,andMS,asshowninFigure1-1.
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Figure1-1BS8908PositioninGSMNetwork
BTSisresponsibleforprovidingthewirelesscoveragefortheGSMnetwork.Itperforms
thefollowingfunctions:
lMakesMSaccessthenetworkandimplementstheradiolinktransmissionfunction
throughUminterface.
lConnectsBSCthroughAbisinterface,reportsBTSmeasurementinformation,
broadcastssysteminformationprovidedbyBSC,executescommandsissuedbyBSC
suchasaccesscontrolcommand,mobilitymanagementcommand,radioresource
managementcommand,andcontrolcommand,andperformsFPprocessingand
transmissionmanagement.
ABTSinthedistributednetworkingconsistsofBBUandRRU.Thefollowingdescribes
thefunctionsofthetwoparts.
lBBUperformsdigitalbasebandsignalprocessingandcontrolmanagement.
lRRUimplementsconversionbetweenbasebandsignalandanalogRFsignal,which
aretransmittedbetweenBBUandantenna.
lBBUisconnectedwithRRUthroughthebaseband-RFinterface(opticalinterface),
transmittingI/QdigitalbasebandsignalandOAMsignalingdata.
lBBUisconnectedwithBSCthroughAbisinterface.
lRRUisconnectedwithMSthroughUminterface.
BS8908canimplementfunctionsofthefollowingequipments:
lBTS
lRRU
lBBU
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Chapter1SystemOverview
1.2.2SystemPositioninDistributedBaseStation
Functions
BBUandRRUarearrangedasshowninFigure1-2.BBUcontainsthefollowingparts:
basebandprocessing,transmission,andcontrol.TheRFprocessingpartisdesignedin
RRU.
Figure1-2BaseStation(BBU+RRU)
lThebasestationisdividedintoBBUandRRU.OneBBUprovidestheshared
basebandresourceformultipleRRUs.
lBBUperformsdigitalbasebandsignalprocessingandcontrolmanagement.
lRRUimplementsconversionbetweenbasebandsignalandanalogRFsignal,which
aretransmittedbetweenBBUandantenna.
lBBUisconnectedwithRRUthroughthebaseband-RFinterface(opticalinterface),
transmittingI/QdigitalbasebandsignalandOAMsignalingdata.
lBBUisconnectedwithBSC/NodeBthroughAbis/Iubinterface.
lRRUisconnectedwithMS/UEthroughUm/Uuinterface.
DistributedBaseStationArchitecture
BBUandRRUformthedistributedbasestationsystem.OnecentralBBUcanmanage
agroupofRRUs,implementingfastandexiblecongurationandnetworkingforthe
basestationsystem.TheBBU+RRUmodereducestheequipmentroomrequirement,
decreasesthefeederloss,andprovidesamoreexiblesitelayoutmode.
BBUisarrangedindoors,connectingRRU,whichisoftenoutdoors,throughopticalber.
Figure1-3showsthedistributedbasestationarchitecture.
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Figure1-3DistributedBaseStationSystemStructure
1.3CabinetAppearance
Figure1-4showstheBS8908cabinetappearance.
Figure1-4CabinetAppearance
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Chapter1SystemOverview
1.4ProductFeatures
1.Basestationarchitecture
BS8908isdesignedbasedontheSDRbasestationstructure.Thebaseband
processingpartsupports12GSMcarriers.TheRFpartadoptsthemulti-carrier
broadbandreceivingtechnologyandmulti-carrierDPDlinearpower-amplication
technology,andtheworkingbandwidthis20MHz.
2.Flexiblecongurationandnetworking
lAsinglecabinetsupports1~6carriers.Asinglesitesupportsside-by-side
3-cabinetconguration.
lItcanworkasanRRUoranBBUoftheSDRbasestation,anditalsocanwork
asaindividualBTS.
3.Compactinternalstructure
Itadoptsthedesignthatthebaseband,thetransceiver,andthepoweramplierare
integratedinthePCBboard.
Blind-matingandinterconnectionaresupportedbetweenboardsandmodules.
4.Greendesign
Thetypicalpowerconsumptionislowerthan190W.
5.Easyinstallation
Itissuitableforoutdoorenvironment,andiseasytoinstallandmaintain,thanksto
smallvolume,lightweightandgoodreliability.
1.5ServicesandFunctions
Services
BS8908supportsthefollowingservices:
1.GSM/EDGE
lFull-ratevoiceservice
lEnhancedfullratevoiceservice
lHalf-ratevoiceservice
lAdaptivemulti-ratevoiceservice
l9.6KbpsCS-domaindataservice
lGPRS/EDGEservice
2.R99service
lCSdomainservice:self-adaptivemulti-ratevoiceservice(8codingschemes)and
CS64Kbpsdataservice
lPSdomainservice:UL/DL64Kbps,UL/DL128Kbps,andUL/DL384Kbpsdata
service
lConcurrentservice:CS-domain(AMR12.2Kbps,CS64Kbps)+PS-domain(64
Kbps,128Kbps,384Kbps)
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ZXSDRBS8908G060UserManual
BasicFunctions
BS8908supportsthefollowingfunctions.
1.WithUminterface,BS8908accomplishesterminalaccessandRFlinktransmission,
including:RFsignalprocessing,channelcodinganddecoding,channelmultiplexing
andde-multiplexing,measurementandreporting,powercontrol,transmission
diversity,receivingdiversity,calibration,andsynchronization.
2.WithAbisinterface,itisconnectedwithBSCandaccomplishesthefollowingfunctions:
cellmanagement,reportingBTSmeasurementinformation,broadcastingsystem
messages,accesscontrol,mobilitymanagement,radioresourcemanagement,RF
signalprocessing,andtransmissionmanagement.
3.Withoperatingandmaintenanceinterface,itperformssystemmanagement,including:
congurationmanagement,alarmmanagement,statuscheckingandmonitoring.
4.BS8908alsoperformsthefollowingfunctions:
lSupportstheGSMPhaseI/PhaseII/PhaseII+standard.
lSupportstheUMTSR99/R4/R5/R6/R7/R8standard.
lSupportsGSM900/1800MHz,andhybridnetworkingofdifferentmodesand
differentfrequencybands.
lSupportsvariouscodingschemes,includingGPRSCS1~CS4andEDGEMCS1
~MCS9.
lSupportsvariousdiversitymodes,includingspacediversity,frequencydiversity,
timediversity,andpolarizationdiversity.
lSupportstheViterbidemodulationalgorithmatthereceivingend,whichenhances
systemreceivingsensitivityandchanneldecodingcapability.
lSupportsfrequencyhopping.
lSupportsdiscontinuoustransmission.
lSupportsTimeAdvance(TA)calculationandultra-distancecoveragewitha
maximumradiusof120km.
lSupportsCo-BCCH.
1.6OperationandMaintenance
BS8908hastwoOperationandMaintenance(O&M)modes:localO&MandremoteO&M.
ThelocalO&MusesLMT,andtheremoteO&Musesthenetworkmanagementsystem
ZTENetNumenM31,asshowninFigure1-5.
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Chapter1SystemOverview
Figure1-5BS8908OperationandMaintenance
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Chapter2
SystemIndices
TableofContents
PhysicalIndicesofRRU.............................................................................................2-1
RadioPerformanceIndices........................................................................................2-2
InterfaceandTransmissionIndices............................................................................2-2
2.1PhysicalIndicesofRRU
ThefollowinglistsphysicalindicesofBS8908.
Appearance
ItemIndex
Size420mm×320mm×100mm(H×W×D)
Weight≤15kg
ColorLightgray
PowerSupplyandPowerConsumption
ItemIndex
Peakpowerconsumption187W(TOC40W)900MHz
190W(TOC40W)1800MHz
Ratedinputvoltage-48V(-60VDC~-37VDC)
110V/220V(90VAC~290VAC)
EnvironmentCondition
ItemIndex
Workingenvironmenttemperature-40°C~55°C
Relativeworkingenvironmenthumidity5%~100%
ProtectionclassIP65
Groundingresistance≤5Ω
Reliability
ItemIndex
Availability99.999576%
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ZXSDRBS8908G060UserManual
ItemIndex
MTBF≥236,000hours
MTTR1hour
SystemserviceinterruptiontimeThesystem'sentireserviceinterruptiontime≤2.227
minute/year
2.2RadioPerformanceIndices
Thefollowinglistsradioperformanceindices.
CapacityIndices
ItemIndex
GSMsingle-modeconguration
AsinglecabinetsupportssixTRXsatmost
Asinglesitewiththreecabinetssupports12TRXs(S4/4/4)at
most
RFIndices
ItemIndex
Workingband900/1800MHz
Workingbandwidth20MHz
MaximumtransmissionpowerGMSK:40W;8PSK:25W
Staticreceivingsensitivity-112.5dBm/GSMsingleantenna
2.3InterfaceandTransmissionIndices
Thefollowinglistsinterfaceandtransmissionindices.
ItemIndex
Baseband-RFinterface(opticalinter-
face)
Two,connectingwiththebasebandunitandcascadingwith
otherRRUsorBS8908chassis.
MONinterfaceOne,connectingwiththeexternalmonitoringequipment,and
providingfourdrycontactinputsandoneRS485monitoring.
10/100/1000MbpsEthernetinterfaceOne,usedforlocalmaintenance.
AntennainterfaceTwo,connectingwithantennafeeder.
AISGinterfaceOne,usedforelectricalantennaandtoweramplier.
PowersupplyinterfaceOne,providingtheexternalpowersupply.
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Chapter2SystemIndices
ItemIndex
GPSinterfaceOne,receivingtheGPSsignal.
AbisE1interfaceOne,Abisinterface75ΩE1,Abisinterface120ΩE1or100Ω
T1.
AbisGEinterfaceOne,AbisEthernetopticalinterfaceorelectricalinterface.
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Chapter3
SystemStructureand
Principles
TableofContents
StructureandLayout..................................................................................................3-1
HardwareSubsystem.................................................................................................3-4
SoftwareSubsystem..................................................................................................3-6
3.1StructureandLayout
3.1.1ExternalInterfaces
TheexternalinterfacesofBS8908arelocatedatthebottomofthecabinet,asshownin
Figure3-1.
Figure3-1ExternalInterfacesatCabinetBottom
Table3-1describestheexternalinterfaces.
Table3-1ExternalInterfaces
No.LabelConnectedExternal
SystemInterfaceFunctions
1GPSGPSantennaReceivestheGPSantennasignal
2USBUSBinterfacePerformsadditionalfunctionssuchasdown-
loadingversion
3ABIS1IBSCIPAbisinterface
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ZXSDRBS8908G060UserManual
No.LabelConnectedExternal
SystemInterfaceFunctions
4MONExternalauxiliaryandmoni-
toringequipments
ProvidesRS485communicationinterfacefor
theperipheralandprovidesthedrycontact
input
5E1/T1iBSCFourpairsofE1/T1Abisinterfaces
6AISGAISGelectricalantennaand
toweramplierExternalAISGinterface
7POWDC/ACpowersupplyequip-
ment
Provides-48VDCpowersupplyor110/220
VACpowersupply
8PEGroundProtectivegrounding
9ABIS0iBSCIPAbisopticalinterface
10ANT2Antennafeeder2Receivingchannel
11LC1RRU/BBUOpticalinterface1
12LC2RRU/BBUOpticalinterface2
13ANT1Antennafeeder1Transmittingchannelanddiversityreceiving
channel
14FETHLMT/OMCBLMT/T estinterface
15TCLK-Clocktestinterface
16RST-Resetbutton
3.1.2EquipmentIndicators
TheindicatorsofBS8908arelocatedatthebottomofthecabinet,asshowninFigure3-2.
Figure3-2BS8908Indicators
Table3-2describestheindicatorsandbuttons.
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