SOLiD 700P800P Multiple-Enclosure Booster System User Manual PS Manual SC MRU700PS800PS AC

SOLiD, Inc. Multiple-Enclosure Booster System PS Manual SC MRU700PS800PS AC

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Users Manual_Rev1_part 3 HTML Version

Users Manual_Rev1_part 3

Confidential&Proprietary79/117 SC‐DAS

Thefollowingshowsdimensionofthemountingpointforthestackedbracket.

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Figure5.17–ROUinstallationdiagramforstackedmounting

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Confidential&Proprietary80/117 SC‐DAS

ROURackMountInstallation

Therearetwowaystoinstallrackmount.OneistoinstallROUsontherackvertically:theotheristo

installROUsontherackhorizontally



Type1:Verticalinstallationontherack

Forvertcalinstallation,averticalbracketisneeded.

First,installbracketforverticalinstallationontherack

Second,mountMRUontheleftsideoftheinstalledbracket

Third,mountARUontherightsideoftheinstalledbracket

Completedinstallationdiagramisasfollows



Figure5.18–ROUinstallationprocedureforverticalrack

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Thefollowingshowsdimensionofthemountingpointforverticalinstallation

Confidential&Proprietary81/117 SC‐DAS

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Figure5.19–ROUinstallationdiagramforverticalrack

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Type2:Horizontalinstallationontherack

ForHorizontalinstallation,horizontalbracketisneeded.Unlikeverticalinstallation,theMRUis

mountedontherightoftheinstalledbracketfirstandthenARUisinstalledtotheleftofMRU

First,installbracketforhorizontalinstallationontherack

Second,openthefrontcoverofhorizontalbracket

Third,mountMRUontherightsideoftheinstalledbracket

Fourth,mountARUontheleftsideoftheinstalledbracket

Finally,closethefrontcoverofhorizontalbracket

Completedinstallationdiagramisasfollows

Confidential&Proprietary82/117 SC‐DAS

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Figure5.20–ROUinstallationprocedureforhorizontalrack

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Thefollowingshowsdimensionsofthemountingpointforhorizontalinstallation

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Figure5.21–ROUinstallationdiagramforhorizontalrack

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Confidential&Proprietary83/117 SC‐DAS

ROUcomponents

TheROUhasthefollowingcomponents:

No.UnitDescriptionRemark

MRU

EnclosureIncludingWallcradle1EA

PowerCable

‐Connectorwith3holetoAC120plug(AC)

‐Connectorwith2lugtermination(DC)

1EA(Opticalfor

ACorDC)

ARU

EnclosureIncludingWallcradle1EA

PowerCable

‐Connectorwith3holetoAC120plug(AC)

‐Connectorwith2lugtermination(DC)

1EA(Opticalfor

ACorDC)

RFcablefor

optical

‐TwoRFcablesandonesignalcable 

RFcablefor

antenna

‐TwoRFcables

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5.3.2 ROUPowerCabling

TheROUsupportsbothofDC‐48VandAC120Vinputpower.ThetypeofinputpowerfortheROUis

alreadydeterminedatthefactory.TheROUisshippedwiththecorrectpowercableinthepackage

box.SeetheULnameplateoftheROUtodeterminetheinputpowertypeoftheROUorseethe

powerconnectorinthebelowpicture.Youshouldorderthetypeofinputpowerasyourapplication.



(a)AC/DC(b)DC/DC

Figure5.22–ROUPowerPortview

Checkifyourpowercordconnectoristhesameasoneseeninthetableabove.TheROUdoesnot

havepowerswitchtopoweron/off.PowersupplyisonwhencordispluggedintotheACsource.





Confidential&Proprietary84/117 SC‐DAS

5.3.3 OpticalCabling

TheMRUmakestheoptical‐RFconversionofTXsignalsfromuppertheODUandOEUaswellasthe

RF‐opticalconversionofRXsignals.TheMRUhasoneopticalmoduleinit.AsWDMisusedinthe

R_OPTmodule,twoseparatewavelengths(TX:1310nm,RX:1550nm)canbesent/receivedwithone

fiberstrandatthesametime.TheMRUhasSC/APCconnectors.

Topreventthefiberinterfacefrombeingmarredwithdirt,itshouldbecoveredwithacapwhennot

installed.Fiberconnectorsshouldbecleanedalcohocoltoremovedirtbeforeinstallation.

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Figure5.23–ROUopticalPortview

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OnlytheMRUhasopticalport;thereisnoopticalportontheARU

5.3.4 GNDTerminalConnection

TheROUhasoneGNDterminalportonbottomside,asshownbelow

Confidential&Proprietary85/117 SC‐DAS

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Figure5.24–ROUGNDPortview

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- TakeofftheGNDterminalportfromtheenclosureandconnecttothegroundcable.

Thenreconnectittotheenclosure

- TheoppositeendofthegroundcableshouldconnecttothecommunicationGNDof

building

- ThegroundlugisdesignedmeetingtheSQ5.5standard

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5.3.5 CoaxialcableandAntennaConnection

- ThecoaxialcableswhichareconnectedtoDASconnecttoantennaportoftheROU.

Beforeconnection,checktheVSWRofthecoaxialcableusingaSiteMastertoverify

whetheritiswithintolerance.

- TheReturnlossshouldbebetterthan15dBorVSWRshouldbebelow1.5:1.

- Makesuretheantennaconnectoristightenedproperlyandfreeofanydirtorinsects.

- TheantennaconnectedtotheROUisonlyforinbuildinguse.

- OnlytheMRUhasanantennaport.TheARUtransmitsitssignalthroughRFcable

connectedtoboththeMRUandARU





Confidential&Proprietary86/117 SC‐DAS

5.3.6 LEDexplanationonROU

TheROUhasanLEDpanelatthebottomofROU.TheLEDindicatorisexplainedbelow



Figure5.25–ROULEDindicatorinformation

5.3.7 ROUPowerconsumption

ThefollowingtableshowspowerconsumptionoftheROU

PartUnitConsumptionPowerRemark

MRU

1900P+850CsupportingARU

700LTE+AWS‐150WDualBand

1900PsupportingARU

900I+800I45WSingleBand

MRU700LTE+AWS‐150WDualBand

MRU700PS+800PS50WDualBand

ARU700LTE+AWS‐140WDualBand



LEDDescription

ON

Powerisnotsupplied

Powerissupplied.

ALM

NormalOperation

AbnormalOperation

OPT

R‐OPTisnormaloperation

R‐OPTisabnormalOperation

TXDFlashingwhendatasendtoupperunit

RXD

Flashingwhendatareceivefromupper

unit

Confidential&Proprietary87/117 SC‐DAS

900I+800I44WDualBand

5.3.8 CableconnectionbetweenMRUandARU

MRUhasonlyantennaport,ARUoutputportshouldbeconnectedwithMRU.MRUtransmitall

frequencybandintooneantennaaftercombiningwithARUsignal

FigurebelowshowsconnectiondiagrambetweenMRUandARU



(a)MRU1900P+850C/ARU700LTE/AWS‐1(b)MRU1900P/ARU900I/800I

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Figure5.26–CableconnectionbetweenMRUandARU

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Cable



DescriptionMRUNameARUNameRemark

① CoaxialcableHighHigh

② CoaxialcableLowLow

③ CoaxialcableTXTX

④ CaaxialcableRXRX

⑤ SignalcableExternalportExternalport





Confidential&Proprietary88/117 SC‐DAS

5.4 OEUInstallation

OEUisusedtoexpandtheROUinamultibuildingenvironment.

TheOEUislocatedataRemoteCloset.AsitcanbeequippedwithuptotwoDOUs,youcan

expandatotalofeightROUs.

5.4.1 OEUchassisinstallation

TheOEUchassisis2RUinsizeandcanbeinsertedintoa19”StandardRack.TheOEUisinaRemote

Closet,providingopticalportsfortheROU.

ThefollowingtableshowspowerconsumptionofOEU:

No.UnitDescriptionRemark

CommonPartChassisIncludingEWDM,ERF,EPSU,ECPU,

19”,2U1EA

PowerCable‐48VdcInputwithtwolugterminal 1EA

OptionalPartDOUOpticalModulewith4OpticPortsUpto2EAtobe

inserted



5.4.2 OEUPowerCabling

TheinputpoweroftheOEUis‐48VDC.YouneedtoconnectaDCcablewiththeTerminalBlockseen

attherearoftheOEU.

TerminalColorofcableDescriptionRemark

‐48VBluecolorInputrange:‐42to‐56Vdc

NCNotConnected 

GNDBlackcolor 

Beforeconnectingthepowerterminal,Verifythat‐48VDCispresentbyconnectingthepowersupply

toaDVMwith“‐“terminaltopositiveand“+”terminaltoGNDoftheDVM.Ifvoltageiscorrect,

connectthepowerterminalthroughtheterminalseenbelow.



Confidential&Proprietary89/117 SC‐DAS



Figure5.26–OEUPowerinterfacediagram



NotethatOEUdoesnotoperateifthe“+”terminalandthe“–“terminalofthe‐48Vpower

supplyarereversed.



5.4.3 OEUOpticCabling

TheOEUisconnectedwiththeupperODU.WiththeDOUinsertedinit,theunitisconnectedwith

theROU.

HavingEWDMbuiltintheOEU,itmakestheRF‐opticalconversionofTXsignalsfromODUaswellas

theoptical‐RFconversionofRXsignals.Inaddition,theOEUcanbeequippedwithuptotwoDOUs.

OneDOUsupportsfouropticalportsandoneopticalportcanbeconnectedwiththeROU.With

WDMintheDOU,theunitcanconcurrentlysend/receivetwodifferentwavelengths(TX:1310nm,

RX:1550nm)throughonestrandoffiber.TheDOUhasSC/APCconnectors.

Confidential&Proprietary90/117 SC‐DAS



Figure5.27–OpticalcablewithSC/ACPTypeConnectors

SC/APCtypeconnectorsmustbeused.Topreventtheopticalaccesspartfrombeingmarredwith

dirt,itshouldbecoveredwithacapwhennotinstalled.Connectorsshouldbecleanedwithalcohol

beforetheyareinstalled.



5.4.4 DOUinstallationwithanOEU

UptotwoDOUscanbeinsertedintoanOEUchassis.TheDOUmoduleisaPluginPlaytype.

WhenyouinserttheDOUintotheOEU,insertitintothetopDOU1slotfirst.Slotnumbersare

silkscreenedontheleft.

ThefollowingfigureshowsinstallationdiagramofanOEUwithoneDOUinsertedinit.



ThefollowingfigureshowsinstallationdiagramofanOEUwithtwoDOUsinsertedinit.



Figure5.28–OEUwithDOUsinserted



WhenyouinsertaDOUintoOEU,usetheDOU1slotfirst.Forunusedslots,youneddto

Confidential&Proprietary91/117 SC‐DAS

installBLANKUNITintothem.



5.4.5 OEUPowerConsumption

TheOEUhasa‐48VDCPowersupplyinit.TheOEUcanbeequippedwithuptotwoDOUs.

DependingonthenumberofDOUs,powerconsumptionwillvary.

ThefollowingtableshowspowerconsumptionoftheOEU:

PartUnitConsumptionPowerRemark

CommonPart

Shelf

12W

EWDM

ERF

EPSU

OEU_4DOU1EA23W

OEU_8DOU2EA39W





Confidential&Proprietary92/117 SC‐DAS

Section6 



Operation



6.1BIUOperation

6.2ROUOperation

6.3OEUOperation



Confidential&Proprietary93/117 SC‐DAS

ThischapterdescribesoperationofSC‐DAS.Itdealswithproceduresandoperationsfornormal

systemoperationafterinstallation.Italsodescribesoperationsperunitandinterworkingmethods.



6.1 BIUOverview

6.1.1 BIU



Figure6.1–SC‐DASLinkbudgetfortheBIU



6.1.2 BIUTXparameters

TheTXleveltobesenttotheBIUshouldbeintherangeof‐20dBmto+10dBm.Ifthelevelexceeds

therange,youneedtoconnectanattenuatortothefrontendoftheBIUinputandadjustthelevelin

thecorrespondingrange.IfTXinputistoolow,maximumpowercannotbeachievedsoyouneedto

increasetheoutputpowerofBDAoradjustattenuationamountofBTS’scoupleradjustthelevelof

theATT.

Usingaspectrumanalyzer,checkallbandsandverifyiftheyareinanappropriatelevelbefore

makingconnectionwithinputportoftheBIU.Last,checktoseeiftherearespurioussignals.

SelectanMDBUwiththedesiredfrequencybandsand.insertitintotheBIUandchecktoseeifit

worksnormally.FortheMDBU,uptotwoTXinputsareprovided.Inputlevelperportis‐20dBm

to+10dBm.





Confidential&Proprietary94/117 SC‐DAS

Checkingthestatusofthesystem’sLEDIndicator



AfterturningontheswitchofthepowersupplyinBIU,checkinformationoneachmodule’s

LEDofthesystem.Thetablebelowshowsnormal/abnormalcasesdependingonthestatus

ofeachmodule’sLED.

LEDinformation

UnitLEDIndicates

MDBU

ONGreen:MDBUisnormallypower‐supplied.

ALM



Green:MDBUisnormal.



Red:MDBUisabnormal;checkthealarmthroughRS‐232C.

MCPU

ONGreen:MCPUisnormallypower‐supplied.

TXDGreenflicker:TXsignalsaretransmittedtocommunicatewithROU.

RXDGreenflicker:RXsignalsarereceivedfromROU.

ALM

Green:BIUsystemisnormal.

Red:BIUsystemisabnormal;checkthealarmthroughRS‐232C.

MPSU

ONGreen:BIUisconnectedwithpowerandMPSUworksnormally.

ALM



Green:DCoutputisnormal.

Red:DCoutputisabnormal.



MDBUSetting



InserttheMDBUintotheBIU.Checkifthe“ON”LEDIndicatoratthefrontpanelofMDBUislit

green.MakeaconnectionwithDEBUGportoftheMCPUthroughUSBCable

CheckiftheIDofMDBUmoduleislocatedinthoseSISOMDBU#1&2,MIMOMDBU#1&2slotsofthe

MDBUthroughtheGUI.Whenyouselectthetabofacorrespondingslotfromthemainwindow,you

caninquireandsetthestatusofacorrespondingMDBUmodule.

Confidential&Proprietary95/117 SC‐DAS



Figure6.2–MDBUinformationassignedattheBIU



CheckiftheMDBUisinsertedintoacorrespondingslotoftheBIU.TheIDscreenshowsthefollowing:

A. MDBUID:ShowMDBUIDinsertedintoslot

B. NotInsert:ThisstatusvalueappearswhenMDBUhasnotbeenset.

C. LinkFail:ThisstatusvalueappearswhenMDBUhasbeensetbutitfailstocommunicate

withmodules.

SC‐DASisclassfiedaccordingtopaththatisasSISOandMIMO.Eachpathcanhaveuptotwo

MDBUs.TheseMDBUscanbedifferentcombinationsasperyourapplication

UsetheON/OFF(Activation/de‐activation)functionforaportyouwanttouseandturnitON.



Figure6.3–MDBUmenuinformationattheBIU



.MakesuretoturnOFFunusedports.

Confidential&Proprietary96/117 SC‐DAS



Thetablebelowshowsoutputpowervsnumberofports

MDBUBandOutputlevel(Compositepower)No.ofMaxport(N)

700LTE7dBm‐10*LOG(N)2

850Cellular7dBm‐10*LOG(N)2

1900PCS8dBm‐10*LOG(N)2

AWS‐18dBm‐10*LOG(N)2

900I7dBm‐10*LOG(N)2

800I7dBm‐10*LOG(N)2

700PS7dBm‐10*LOG(N)2

800PS7dBm‐10*LOG(N)2



CheckifthelevelofTXINPOWERisthesameasthevaluemeasuredwithspectrumanalyzer(Within

±3dB).UseTXINAGCfunctionandautomaticallysetinternalATTdependingoninputlevel.ATTis

automaticallysetbasedon‐20dBmofinput.ThetablebelowshowsTXINATTdependingonTXIN

POWER.Formanualsetting,youcansetATTdependingoninputaccordingtothetable.



TXINPOWERTXINATTTXINPOWERTXINATTTXINPOWERTXINATT

‐20dBm0dB ‐9dBm11dB+1dBm21dB

‐19dBm1dB ‐8dBm12dB+2dBm22dB

‐18dBm2dB ‐7dBm13dB+3dBm23dB

‐17dBm3dB ‐6dBm14dB+4dBm24dB

‐16dBm4dB ‐5dBm15dB+5dBm25dB

‐15dBm5dB ‐4dBm16dB+6dBm26dB

‐14dBm6dB ‐3dBm17dB+7dBm27dB

‐13dBm7dB ‐2dBm18dB+8dBm28dB

‐12dBm8dB ‐1dBm19dB+9dBm29dB

‐11dBm9dB0dBm20dB+10dBm30dB

‐10dBm10dB



Confidential&Proprietary97/117 SC‐DAS

TheMDBUcardsintheBIUprovideALC(AutoLevelControl)functionalityforeachoftheinputsto

limitthemaximumpoweroutputpercarrierinput.TheinputlevelstartsactivatingALCat‐20dBm

whenturningtheALCon.Forcorrectparametersettings,first,performtheinputAGCandthen

turntheALCfunctionon.



Edittheportnameandsetitasadesiredcharacterstring(upto12characters).Forexample,the

figurebelowshowsascreenwhenyouset“VzW”forport1and“AT&T”forport2.



Figure6.4–MDBUnameassignmentattheBIU



Thisnamingisreflectedatthetreeasfollows



Figure6.5–MDBUnameassignmentatthetree



Usevariousupper/lowerlimits.Thefollowingtableshowsrecommendedlimitsettings:

ItemRecommendedLimitRemark

TXINHIGHALM15dBmAlarm

TXINLOWALM‐25dBmAlarm

RXOUTALC0dBmAutoLevelcontrol

RXOUTHIGHALM5dBmAlarm

Afteryoufinishsettingnormalinputlevelsandalarmlimits,checktoseeiftheMODULEFAILURE

LEDIndicatorislitgreen(Normalcase).

Confidential&Proprietary98/117 SC‐DAS



Figure6.6–MDBUModuleFailureinformationattheBIU



6.1.3 BIURXparameters

ForRXoperationatBIU,youneedtosetRXgaintopreventtheBTSorBDAfrombeing

affected.ThereisanATTsettingwindowtoletyouadjustgainperbandandport.

TotalRXgainis50dBperband.Toadjustadesiredgain,youneedtodothefollowing.Fora

desiredRXgain,youcansetitas50dB‐RXATT.UsetheterminalandcheckifTXAdjustvalue

andEc/Iovalueisappropriate.

TopreventhighlevelsignalsfromenteringtheBTSorBDA,keepALCmodeactivated(ON).



Confidential&Proprietary99/117 SC‐DAS

6.1.4 BIULogicSequenceDiagram

TheBIUcontrolstheoverallsystem,workingasastheheadendunitofanysystem.TheBIU

connectswithunitssuchasODU,OEUandROU.

Thetreehierarchyautomaticallydisplaysthecomponentsconnectedtothesystemand

communicatewithlowerunitswhilecollectingthestatusoftheunits.

Themenubelowshowstopologyforoverallunits.

BasictopologyforSC‐DAS

ConfigurationofBIU‐ODU‐ROU



Figure6.7–ConfigurationofBIU‐ODU‐ROUforbasictopology

TheBIUhastwopaths:SISOandMIMO.Eachpathhascapabilitytoconnectupto4ODUs,

oneODUcanbeconnectedupto8ROUs.Therefore,thenumberofROUsperpathis32.

RegardingtheMIMOpath,OneBIUcanconnectupto64ROUs



Confidential&Proprietary100/117 SC‐DAS

ExpansiontopologyforSC‐DAS

ConfigurationofBIU‐ODU‐OEU‐ROU



Figure6.8–ConfigurationofBIU‐ODU‐ROUforexpansiontopology



UsinganOEUallowsyoutoexpandforadditionalROUsasshowninthetreestructures.

Lookingattheabovetreehierarchy,anOEUcanbeconnectedwithODU1and2onlyand

regardingtheopticalportofaDOU,theOEUcanonlyconnecttothefourthopticalport.If

youtrytoconnecttheOEUports1thru3oftheDOU,theBIUwon’tcommunicatewithit.

ThistreehierarchyisgeneratedautomaticallyastheROU/OEUisconnectedattheODU

opticalport



Confidential&Proprietary101/117 SC‐DAS

6.1.5 InteractionwiththeBIU

TheBIUcanbeequippedwithuptofourODUsperpath.OneODUcanhavetwoDOUsinit.For

informationoninsertion/deletionoftheDOUintheODU,lookatthemainwindowoftheBIUas

shownbelow



Figure6.9–DOUassignmentattheBIU



WhenyouselecttheODUscreenfromtheleftTREEpanel,youcanseetheDOU1orDOU2menu

actiavteddependingonwhetherDOUhasbeeninserted.Then,theopticalportsetattheINSTALL

menuisalsoactiavtedtoletyoucheckPDvalueoftheopticalport.Anyunusedopticalportisseen

de‐activatedingrey.



Figure6.10–ODUMenuinformation

ThelevelofDOU’sLaserdidoeistypically+1.5±1dBm.DOUshavevariousalarmsuchasLDPower

Confidential&Proprietary102/117 SC‐DAS

alarm,OverloadAlarmandPDalarms.

ThelevelofLaserdiodereceivedfromROU/OEUis+7dBm±0.5dB.ThelevelofPhotodiodewillbe

displayedwithlossesrelatedtothelengthofopticalcablesandinsertionlossofopticalconnectors.

Ingeneral,thelevelofopticalPDPOWERshouldbe+6dBmto+2dBm±1.5dB.

Furthermore,theODUhasthefunctionofautomaticallycompensatingforopticalcableloss.

Initially,ifBIUcommunicateswiththelowerUnit(OEU,ROU),theopticallosscompensationis

automaticallyaffected.

Duringopticalcompensation,theResultwindowshows"Processing"andthenaresultvalue.There

arethreetypesofresultsasfollows:

A. Success:Theopticalcompensationisnormallycompleted

B. OverOpticLoss:Generatedopticallossis5dBoormore.

C. CommunicationFail:CommunicationwithROUisinpoorconditin.

TheATTforopticalcompensationcanworkbasedonthenumericalexpressionof12‐2*(LD

POWER‐PDPOWER).OpticalcompensationcanbemadenotonlyintheODUbutalsointheROU.



6.2 ROUOverview

ThefigurebelowshowstheSC‐DASsystemlinklevel(BIU‐ODU‐ROU).ThissectiondescribesROU‐

relatedinformation.TheROUreceivesvarioussignalsthroughopticalmodules.Thesesignalsare

filteredonlyforcorrespondingsignalbandfromtheMFR/ARFmoduleandamplifiedwithaHigh

PowerAmplifier.Then,themultiplexercombinesthesignalswithothersandsendsthemtothe

antennaport.





Figure6.11–SC‐DASLinkbudgetforROU



6.2.1 ROUOperation

TheROUisaone‐bodyenclosuretypeandislocatedataremoteclosetinthebuilding.It

Confidential&Proprietary103/117 SC‐DAS

canbeinstalledonawallorintoarack.

Basically,onlyoneantennaportisprovided.Toinstallmultipleantennas,youneeddividers

and/orcouplers.TheROUcanworkwithaDCFeederandanOpticCableFeeder.Topower

theROU,apowersupplyofeitherAC‐DCorDC‐DCcanbeselecteddependingonthe

application.

Forupperlevel,theROUcanbeconnectedwiththeODUandOEU.IthasanAGCfunction

for5dBoofopticalcableloss.

ThefollowingshowsoperationalproceduresafterinstallationoftheROU.



CheckingthestatusofROU'sLEDIndicator

Whenpowercableispluggedintoanoutlet,powerisprovidedfortheROU.Check

informationoneachmodule'sLEDofthesystem.Thetablebelowshowsnormal/abnormal

casesdependingonthestatusofeachmodule'sLED.



CheckingCommunicationLEDofROU

CheckifTXDandRXDLEDsintheMRUmakecommunication.ReceivingFSKsignalsfromtheBIU,

theROUsendsrequestedstatusvaluetotheBIU.Duringreception,RXDLEDblinks.During

tramsmission,,TXDLEDblinks.Atthistime,youneedtoseeifwhethertouseacorrespondingROU

ischeckedon



LEDDescription

ON

Powerisnotsupplied

Powerissupplied.

ALM

NormalOperation

AbnormalOperation

OPT

R‐OPTisnormaloperation

R‐OPTisabnormalOperation

TXDFlashingwhendatasendtoupperunit

RXDFlashingwhendatareceivefromupperunit

Confidential&Proprietary104/117 SC‐DAS

WhentheARUisconnectedwiththeMRU,checkifTXDandRXDLEDsatARUblink.Atthistime,

checkwhetherexternalcableisconnectedtotheMRUandARU



Confidential&Proprietary105/117 SC‐DAS

ROUOpticCompOperation

TheROUhasthefunctionofautomaticallycompensatingforopticalloss.Itcandotheworkforupto

5dBoofopticalloss.Set“TXOPTICCOMP”oftheMRUto"ON."OpticalcompensationofROUcan

notbemadewithoutcommunicationtotheODUorOEU.For1dBoofopticalloss,basicTXOPTIC

ATTis1dB;for5dBoofopticalloss,TXOPTICATTis4dB.OPTICCOMPworksonlyonetimebeforeit

staysdormant.

ThefigurebelowshowsascreenforOPTICInformationinROUGUI.

LDPOWERreferencestheoutputlevelofROULaserDiodewhichissenttoaupperunitbytheROU.

PDPOWERreferencestheinputlevelofPhotoDiodetobereceivedfromaupperunit.



Figure6.12–OpticalinformationattheROU

Initially,WhentheROUcommunicateswiththeupperdevice(ODU/OEU),opticallosscompensation

isdoneautomatically.Duringopticallosscompensation,theresultwindowshows"Processing"and

thenaresultvalueisdisplayed.Therearethreetypesofresultsasfollows:

1. Success:Theopticalcompensationisnormallycompleted.

2. OverOpticLoss:Generatedopticallossis5dBoormore.

3. CommunicationFail:CommunicationwithROUisinpoorcondition.

ContinueifTXopticresultissuccessful.Iftheresultsare“overopticLoss”,cleanopticalconnector

faceusingclearcloth,andthenoperateTXOPTICCOMPagain.

Also,youcanperformopticallosscompensationmanually.Here,RUNModedisplaystwotypesas

shownbelow

1. Auto:CPUofMRUisperformedautomaticallywheniscommnincatedwithupperdevice

2. Manual:whenuserperformsmanually.Thisresultwilldisplay



IfROUdoesnotmakeopticalcompensation,therewillbeerorsinthesystemlinkbudget.It

cancauseloweroutputlevelsormakeSpuriousEmissionsdetrimentaltothesystem.



Confidential&Proprietary106/117 SC‐DAS



ROUSetting

TheMRUcanbeinterfacedwithtwoRUs.OneisanARUwhichisprovidedwithanextracarrier

band.TheotherisaVHF+UHFRUwhichisprovidedwithpublicsafetyservicerequiredinthebuilding

code.

ThroughtheGUIattheMRU,itqueriesthestatusandcontroloftheMRU,theARUandthe

VHF+UHFRU



Figure6.13–ROUinformationassignment

ByclickingthemainmenuwhichisMRU,ARUandVHF+UHF,youcanqueryandcontroltheseunits



SetHPAofacorrespondingRDUas“ON.”UseTXOUTPUTAGSfunctionandsetitasadesired

outputlevel.



Figure6.14–ROUMenuinformation



ThetablebelowshowsmaximallyallowableCompositePowerlevelsthatcanbesetperband:

Confidential&Proprietary107/117 SC‐DAS

ROUBandPowerthatcanbe

maximallyset

SettingrangeRemark

700LTE24dBm0~24dBmARU700LTE+AWS‐1

700LTE(MIMO)28dBm0~28dBmMRU700LTE+AWS‐1

850Cellular24dBm0~24dBmMRU1900PCS+850C

1900PCS28dBm0~28dBmMRU1900PCS+850C

31dBm0~31dBmMRU1900PCS

AWS‐128dBm0~28dBmARU700LTE+AWS‐1

900I26dBm0~26dBmARU900I+800I

800I26dBm0~26dBmARU900I+800I

700PS27dBm0~27dBmMRU700PS+800PS

800PS27dBm0~27dBmMRU700PS+800PS

AGSfunctionenablesyoutoadjustoutputpowerasyoulike.WhiletheAGSfunctionisbeing

executed,theResultwindowshows"Processing"andthenaresultvalueisdisplayed.Therearethree

typesofresultsasfollows:

A. Success:TheAGSfunctionisnormallycompleted.

B. NotOpterateOPTICComp:OpticCompisnotexecuted.

C. LackofATT:Thereisnoattenuationavailable.



Settheupper/lowerlimits.Thefollowingtableshowsrecommendedlimitsettings:

ItemRecommendedLimitRemark

TXOUTPUTHIGHALMMaxCompositePower+1dBAlarm

TXOUTPUTLOWALM0dBmAlarm

TXOUTPUTALCMaxCompositePowerAutoLevelcontrol

TXOUTPUTSDMaxCompositePower+2dBShutdown

RXALC‐45dBm

IfTXOUTPUTHIGHALMishigherthanasettingvalue,alarmswillbegenerated.

IfTXOUTPUTLOWALMislowerthanasettingvalue,alarmswillbegenerated.TXOUTPUTHIGH

ALM/LOWALMtendstoworkonlyaswarning.

Whenyouactivate(“ON”)TXOUTPUTALC,outputswillberestricteddependingonasettingoutput

value.

Whenyouactivate(“ON”)TXOUTPUTSD,outputwillbeturnedOFFonceoutputpowerlevel

reachesthesameasSDsettingvalue.UponSDoperation,checkoutputlevelafter10minutesand

thencheckthestatusagain.

Whenyouactivate(“ON”)RXALC,inputswillberestricteddependingonasettingvalue.

Asdescribedabove,whennormaloutputlevelandalarmlimitvaluesareset,youneedtocheckif

Confidential&Proprietary108/117 SC‐DAS

thevalueofMODULEFAILURELEDIndicatorisgreen.

Forunusedbands,youneedtousebandselect‐ON/‐OFFfunctiontoturnthemoff.

TheROUhassoftkeyfunction,whensoftkeyisidentifiedwithserialnumber,thebandcanbe

activated.

Ifthesoftkeydonotidentifywiththeserialnumber,youcannotusethatband.Thesoftkeyhasa

uniquevalueaccordingtoserialnumber.Tousetwobandssimulatanously,youshouldentersoftkey

value.



Figure6.15–ROUSoftkeyinformation



,TheROUhasuniqueserialnumberandalsoauniquesoftkey.



Confidential&Proprietary109/117 SC‐DAS

6.3 OEUOperation

ThefigurebelowshowsthesystemlinklevelofSC‐DAS(BIU‐ODU‐OEU‐ROU).Thissectiondescribes

OEU‐relatedinformation.TheOEUreceivesvarioussignalsthroughopticalmodules.Theoptical

signalsareconvertedtoRFsignalsandtheRFsignalareamplifiedtomoderatesignallevels.To

transmittoROU,thesignalisconvertedtoanopticalsignal



Figure6.16–SC‐DASLinkBudgetforOEU



6.3.1 OEUOperation

TheOEUcomesasarackmountchassisandislocatedataremoteclosetinabuilding.

TheOEUsmainfunctionistoactasahubforexpansiontootherbuildings,Itonlyrequires

onestrandoffibertoexpandto8ROUs.(OEUsupportsupto2DOUsandtheDOU

supportsupto4opticalportsthatconnectROUs).

TheROUcanworkwithaDCFeederandanOpticCableFeeder.oftheOEUrequiresaDC‐

DCpowersupply.

Intheotherdirection,theOEUcanbeconnectedwithaODU.Ithasopticalloss

compensationfunctionfor5dBoofopticalcableloss.Thefollowingshowsoperational

proceduresafterinstallationoftheOEU.



CheckingthestatusofOEU'sLEDIndicator

AfterturningontheswitchofthepowersupplyintheOEU,checkinformationoneach

Confidential&Proprietary110/117 SC‐DAS

module'sLEDofthesystem.Thetablebelowshowsnormal/abnormalcasesdependingon

thestatusofeachmodule'sLED.

UnitLEDIndicates

EWDM

LD

Green:LaserDiodenormalstatus

Red:LaserDiodeabnormalstatus

PD

Green:PhotoDiodenormalstatus

Red:PhotoDiodeabnormalstatus,inputopticpowerlowalarm

DOU1,2

LD

Green:LaserDiodenormalstatus

Red:LaserDiodeabnormalstatus

PD1

Green:PhotoDiode(PD)ofopticport1isnormal

Red:PDofopticport1isabnormalorinputopticpowerlow

PD2

Green:PhotoDiode(PD)ofopticport2isnormal

Red:PDofopticport2isabnormalorinputopticpowerlow

PD3

Green:PhotoDiode(PD)ofopticport3isnormal

Red:PDofopticport3isabnormalorinputopticpowerlow

PD4

Green:PhotoDiode(PD)ofopticport4isnormal

Red:PDofopticport4isabnormalorinputopticpowerlow

System

ONGreen:Poweron

TXD1Greenflicker:ECPUsendNMSTxdatatoBIU

RXD1Greenflicker:ECPUreceiveNMSRxdatafromBIU

TXD2Greenflicker:ECPUsendNMSTxdatatoROU

RXD2Greenflicker:ECPUreceiveNMSRxdatafromROU

ALM

Green:OEUsystemnormal(noalarm)

Red:OEUsystemabnormal(alarm)

Confidential&Proprietary111/117 SC‐DAS

CheckingCommunicationLEDofOEU

Step1:checkingwhetherthereiscommunicationwiththeBIU(ODU)

CheckifTXD1andRXD2LEDsinOEUfrontLEDmakecommunication.ReceivingFSKsignalsfromBIU,

theOEUsendsrequestedstatusvaluetoBIU.Duringreception,RXD1LEDflicks.During

tramsmissionTXD1LEDflicks.

Step2:CheckingwhetherthereiscommunicationwiththeROU

OEUconfiguredasaHub.OEUhastwoopticalports.OneisconnectedtoupperODUandtheothers

isconnectedtoROU.CommunicationwithODUwascheckedatabovestep1

Step3ischeckingwhethertheOEUcommunicateswiththeROU.TheOEUrequeststatustothe

ROUandthenTXD2blinksIfresponesdataisreceivedfromROU,RXD2LEDblinks



OEUOpticCompOperation

TheOEUhasthefunctionofautomaticallycompensatingforopticalcalbeloss.Itcandotheworkfor

upto5dBoofopticalloss.Set“TXOPTICCOMP”ofOEU’sopticas"ON."Opticalcompensationof

theOEUcannotbemadewithoutcommunicationwiththeODU.For1dBoofopticalloss,TXOPTIC

ATTis1dB;for5dBoofopticalloss,TXOPTICATTis4dB.OPTICCOMPworksonlyonetimebeforeit

staysdormant.

ThefigurebelowshowsascreenforOPTICInformationintheOEUGUI.

LDPOWERreferencestheoutputlevelofOEULaserDiode,whichissenttoaupperunitbytheOEU.

PDPOWERreferencestheinputlevelofPhotoDiodetobereceivedfromaupperunit.



Figure6.17–OEUOpticalinformation



NormalLDpowerlevelistypically+7dBm±1dBm,PDpowerisrangeof+1dBmto‐5dBm.Theresults

valueissametotheROU’sopticallosscompensation(seetheROUmoredetail)

Confidential&Proprietary112/117 SC‐DAS

LiketheROU,theOEUperformsopticallosscompensationautomaticallywhentheOEU

communicateswithupperODUfirst.

Duringopticalcompensation,theResultwindowshows"Processing"andthenaresultvalueis

displayed.Therearethreetypesofresultsasfollows:

1. Success:Theopticalcompensationisnormallymade.

2. OverOpticLoss:Generatedopticallossis5dBoormore.

3. CommunicationFail:CommunicationwithROUisinpoorconditin.

TheOEUcanbeinsertedwithtwoDOUs.TheDOU’sbehaviorisexactlysametotheODU(Seethe

ODUformoredetail)



IfOEUdoesnotmakeopticalcompensation,therewillbeerrorsinthesystemlinkbudget.It

cancauselowoutputlevelsormakeSpuriousEmissionsdetrimentaltothesystem.





Confidential&Proprietary113/117 SC‐DAS

Section7 



Additivefunctions



7.1Shutdownfunction

7.2Totalpowerlimitfunction

7.3AutomaticOutputpowersettingfunction

7.4InputpowerAGCfunction

7.5Inputpowerlimitfunction

7.6Opticlosscompensation



Confidential&Proprietary114/117 SC‐DAS

ThischapterdescribesadditivefunctionsofSC‐DAS



7.1 Shutdownfunction(TXoutputshutdown)

TheDAShasanautomaticshutdownfunctiontoprotecttheDASitselfandthewireless

networkwhenthenormaloperationalconditionscannotbemaintained

Shutdownistriggeredautomaticallywhenthecompositepowerdownlinkoutputisabove

thevaluesdefinedasaverageforthedeviceforaperiodnottoexceed5seconds.Critical

levelsaresetthroughtheGUI

Afterautomaticshutdown,thesystemmayautomaticallyturn‐oninordertoassess

whetherthetemporaryconditionhaschanged.Iftheconditionisstilldetected,theDAS

shallshutdownagain.Thisactionwillberepeated5times

AfterThe5thtime,iftheconditionisstilldetected,theDASwillbeshutdownpermanently.

Thefollowingdiagramshowstheshutdownlogic



Figure7.1–Shutdownlogicdiagram



Aftertheretrylogicexhaustsitself,theDASwillshutdownpermanentlyandilluminatethe

faultviavisualfaultindicator

PermanentshutdownsoftheDASwillalsobereportedtotheNOCthroughtheNMS



7.2 TotalPowerLimitfunction(TXOutputALC)

InordertoprotecttheHPAandnottoradiatespuriousemissions,outputpowersislimited

toadefinedvaluewhichissetbytheoperatorinadvance.Toexecutethisfunction,

operatorshouldturn‐ontheALCfunctionandsetlimitlevelthroughtheGUI.Iftheoutput

powerexceedsthedefinedvalue,theoutputattenuatorisadjustedtoreturnitwithin

definedvalue.Theoutputattenuator’sadjustmentrangeis25dBmax.Ifoutputpower

decreases,attenuationisdecreasedusingtheAGCfunctiontoreturntotheinitial

attenuationlevel.



Criterion value

Shutdown

5sec 5sec

permanently

Shutdown

5sec 5sec

5sec

Confidential&Proprietary115/117 SC‐DAS

7.3 AutomaticOutputpowersettingfunction(TXOutputAGC)

Toprovideconvenienceofsettingoutputpoweratinitialsetupautomatically,setoutputto

desiredlevelandturn‐ontheAGCfunction.Theoutputpowerisautomaticallysetto

definedlevel.

AfterAGClogiciscomplete,logicoperationresultswillshowontheresultwindowofthe

GUI.Therearethreetypesofresultsasfollows

1. Success:TheAGSfunctionisnormallycompleted.

2. NotOpterateOPTICComp:OpticCompisnotexecuted.

3. LackofATT:Thereisnoattenuationavailable.

Ifnormallogiccan’tbeexecuted,changedATTwillreturntoinitialATT

ThroughtheoutputAGCfunction,itcanbeverifiedwhetheropticcompensationis

executedornot.



7.4 InputpowerAGCfunction(TXInputAGC)

Thisfunctionistohelptheoperatorwithinitialsettingduringinstallation.

Withoutaspectrumanalyzer,wecanseetheinputpowervaluethroughpowerdisplay

windowoftheGUI.UsetheTXINAGCfunctionandautomaticallysettheinternalATT

dependingontheinputlevel.TheATTisautomaticallysetbasedon‐20dBminput.The

tablebelowshowsTXINATTdependingonTXINPOWER.Formanualsetting,youcanset

ATTdependingoninputaccordingtothetable.



TXINPOWERTXINATTTXINPOWERTXINATTTXINPOWERTXINATT

‐20dBm0dB ‐9dBm11dB+1dBm21dB

‐19dBm1dB ‐8dBm12dB+2dBm22dB

‐18dBm2dB ‐7dBm13dB+3dBm23dB

‐17dBm3dB ‐6dBm14dB+4dBm24dB

‐16dBm4dB ‐5dBm15dB+5dBm25dB

‐15dBm5dB ‐4dBm16dB+6dBm26dB

‐14dBm6dB ‐3dBm17dB+7dBm27dB

‐13dBm7dB ‐2dBm18dB+8dBm28dB

Confidential&Proprietary116/117 SC‐DAS

‐12dBm8dB ‐1dBm19dB+9dBm29dB

‐11dBm9dB0dBm20dB+10dBm30dB

‐10dBm10dB



7.5 Inputpowerlimitfunction(TXInputALC)

TheDAShasaTXinputALCfunctionattheBIUtolimitlevelwheninputpowerisincreased

abovelevelbyoperatedinputAGCfunction

Normally,therearenomorethantwoinputportsintheMDBUoftheBIU

Forexample,the850cellularbandhastwoinputportstosupportbothVzWandAT&T

Thesetwoinputpowersmaybedifferentfromeachother.TheDAShasaninputattenuator

infirststageoftheMDBU.ThroughinputAGCfunction,theinputATTisadjustedaccording

totheinputpower.Ifinputpowerincreases,theinputATTisadjustedagaintolimit

increasedinputpowerandiftheinputpowerdecreases,theinputATTwillreturntothe

initialATTsetting.



7.6 Opticallosscompensation

TheDAShasthefunctionofautomaticallycompensatingforopticalloss.Itcandothework

forupto5dBoofopticalloss.Set“TXOPTICCOMP”ofROUas"ON."Opticalcompensation

ofROUcannotbemadewithoutcommunicationtotheODUorOEU.For1dBoofoptical

loss,basicTXOPTICATTis1dB;for5dBoofopticalloss,TXOPTICATTis4dB.OPTICCOMP

worksonlyonetimebeforeitstaysdormant.

ThefigurebelowshowsascreenforOPTICInformationintheROUGUI.

LDPOWERreferencestheoutputlevelofROULaserDiode,whichissenttoaupperunitby

ROU.PDPOWERreferencestheinputlevelofPhotoDiodetobereceivedfromaupperunit.



Confidential&Proprietary117/117 SC‐DAS

Figure7.2–Opticallossinformation



Duringopticalcompensation,theResultwindowshows"Processing"andthenaresult

valueisdisplayed.Therearethreetypesofresultsasfollows:

1. Success:Theopticalcompensationisnormallycompeted

2. OverOpticLoss:Generatedopticallossexceed5dBoormore.

3. CommunicationFail:CommunicationwithROUisunderpoorcondition.



SOLiD 700P800P Multiple-Enclosure Booster System User Manual PS Manual SC MRU700PS800PS AC

SOLiD, Inc. Multiple-Enclosure Booster System PS Manual SC MRU700PS800PS AC

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