Comtech ef data Lbc-4000 User manual

IMPORTANT NOTE: The information contained in this document supersedes all previously published

information regarding this product. Product specifications are subject to change without prior notice.

Part Number MN/LBC4000.IOM Revision 4

LBC-4000

L-Band Up/Down Converter System

Installation and Operation Manual

Comtech EF Data, 2114 West 7th Street, Tempe, Arizona 85281 USA, 480.333.2200, FAX: 480.333.2161

LBC-4000

L-BandUp/DownConverterSystem

Installation and Operation Manual

Part Number MN/LBC4000.IOM

Revision 4



Thispageisintentionallyblank.

iii

TABLE OF CONTENTS

TABLE OF CONTENTS ..............................................................................................................III

TABLES..................................................................................................................................... VII

FIGURES................................................................................................................................... VII

PREFACE................................................................................................................................... IX

AboutthisManual..............................................................................................................................ix

ReportingCommentsorSuggestionsConcerningthisManual...............................................................ix

ConventionsandReferences...............................................................................................................ix

PatentsandTrademarks..........................................................................................................................ix

Warnings,Cautions,andNotes................................................................................................................ix

ExamplesofMulti‐HazardNotices............................................................................................................x

RecommendedStandardDesignations.....................................................................................................x

MetricConversion.....................................................................................................................................x

SafetyandCompliance.........................................................................................................................x

ElectricalSafetyandCompliance..............................................................................................................x

ElectricalInstallation.................................................................................................................................x

OperatingEnvironment...........................................................................................................................xi

EuropeanUnionRadioEquipmentandTelecommunicationsTerminalEquipment(R&TTE)

Directive(1999/5/EC)andEN301489‐1..............................................................................................xi

EuropeanUnionElectromagneticCompatibility(EMC)Directive(2004/108/EC).........................xi

EuropeanUnionLowVoltageDirective(LVD)(2006/95/EC)..............................................................xii

EuropeanUnionRoHSDirective(2002/95/EC)...................................................................................xii

EuropeanUnionTelecommunicationsTerminalEquipmentDirective(91/263/EEC)........................xii

CEMark...............................................................................................................................................xiii

WarrantyPolicy.................................................................................................................................xiii

LimitationsofWarranty..........................................................................................................................xiii

ExclusiveRemedies.................................................................................................................................xiv

GettingHelp.......................................................................................................................................xv

ContactingComtechEFData..................................................................................................................xv

ReturningaProductforUpgradeorRepair............................................................................................xvi

CHAPTER 1.INTRODUCTION .............................................................................................1–1

1.1Overview..............................................................................................................................1–1

1.2Features...............................................................................................................................1–1

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1.2.1DimensionalEnvelope...........................................................................................................1–3

1.3FunctionalDescription..........................................................................................................1–4

1.4SummaryofSpecifications....................................................................................................1–5

1.4.1Physical&Environmental.....................................................................................................1–5

1.4.2PrimePower..........................................................................................................................1–5

1.4.3ExternalReference................................................................................................................1–5

1.4.4Monitor&Control.................................................................................................................1–5

1.4.5LBC‐4000L‐BandDownconverterIDU..................................................................................1–6

1.4.6LBC‐4000L‐BandUpconverterIDU.......................................................................................1–7

CHAPTER 2.INSTALLATION ..............................................................................................2–1

2.1UnpackingandInspectingtheShipment...............................................................................2–1

2.2InstallingIntoaRackEnclosure.............................................................................................2–2

2.2.1InstallingtheOptionalRear‐MountingSupportBracketsKit...............................................2–4

2.2.2InstallingtheOptionalSide‐MountingBearinglessRackSlideSet.......................................2–6

2.3ConnectingthePrimePower................................................................................................2–7

2.4ConnectingExternalCables...................................................................................................2–7

2.5RemovingorInstallingConverterModules...........................................................................2–7

CHAPTER 3.REAR PANEL CONNECTIONS......................................................................3–1

3.1CablingConnectionTypes.....................................................................................................3–1

3.1.1CoaxialCableConnections....................................................................................................3–1

3.1.1.1Type‘BNC’.........................................................................................................................3–2

3.1.1.2Type‘TNC’.........................................................................................................................3–2

3.1.1.3Type‘N’.............................................................................................................................3–2

3.1.1.4Type‘F’..............................................................................................................................3–3

3.1.1.5Type‘SMA’(SubminiatureVersion‘A’).............................................................................3–3

3.1.2D‐SubminiatureCableConnections......................................................................................3–3

3.1.3CircularCableConnections...................................................................................................3–4

3.1.4RJ‐45,RJ‐48CableConnections............................................................................................3–4

3.2LBC‐4000CablingConnections.............................................................................................3–5

3.2.1RF/IFConnectors...................................................................................................................3–6

3.2.1.1J4|RFOUT/INUnitBConnector(Type‘N’Female)........................................................3–6

3.2.1.2J5|IFIN/OUTUnitBConnector(Type‘BNC’Female)....................................................3–6

3.2.1.3J6|RFOUT/INUnitAConnector(Type‘N’Female)........................................................3–6

3.2.1.4J7|IFIN/OUTUnitAConnector(Type‘BNC’Female).....................................................3–6

3.2.2UtilityConnectors.................................................................................................................3–7

3.2.2.1J2|EXTREF(ExternalReference)InputConnector(Type‘BNC’Female)........................3–7

3.2.2.2P1|RELAY(SummaryFaultOutput)Connector(DB‐9F)..................................................3–7

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3.2.2.3J1|COM1(EIA‐485/232Interface)Connector(DB‐9F)....................................................3–8

3.2.3Optional1:1RedundancyConnectors..................................................................................3–9

3.2.3.1OptionalIFConnectors(Type‘BNC’Female)....................................................................3–9

3.2.3.2OptionalRFConnectors(Type‘SMA’Female)..................................................................3–9

3.3LBC‐4000GroundandPowerConnections............................................................................3–9

3.3.1ChassisGroundInterface....................................................................................................3–10

3.3.2ChassisPowerInterfaces....................................................................................................3–10

3.3.2.1ACPrimePowerConnector.............................................................................................3–10

3.3.2.2DCFilterInputModule....................................................................................................3–10

3.3.2.3ApplyingPowertotheLBC‐4000....................................................................................3–11

CHAPTER 4.UPDATING FIRMWARE .................................................................................4–1

4.1UpdatingFirmwareviatheInternet......................................................................................4–1

4.2GettingStarted:PreparingfortheFirmwareDownload........................................................4–2

4.3DownloadingandExtractingtheFirmwareUpdate...............................................................4–5

4.4PerformingtheFTPUploadProcedure..................................................................................4–7

CHAPTER 5.FRONT PANEL OPERATION.........................................................................5–1

5.1Introduction.........................................................................................................................5–1

5.1.1EnergizingtheLBC‐4000.......................................................................................................5–2

5.1.2CONVAandCONVBLEDIndicators.....................................................................................5–2

5.1.3Keypad...................................................................................................................................5–3

5.1.4VacuumFluorescentDisplay(VFD).......................................................................................5–4

5.1.4.1OpeningScreen.................................................................................................................5–4

5.1.4.2ScreenSaver......................................................................................................................5–4

5.2SELECT:(Main)Menu............................................................................................................5–5

5.2.1SELECT:Config(Configuration)Menus.................................................................................5–6

5.2.1.1Config:Conv‐AorConv‐B(ConverterUnitAorUnitB)....................................................5–7

5.2.1.2CONFIGRemote(RemoteControl)...................................................................................5–8

5.2.1.3Config:Redund(Redundancy)..........................................................................................5–9

5.2.1.4Config:RefAdj(ReferenceOscillatorAdjustment)............................................................5–9

5.2.2SELECT:Monitor..................................................................................................................5–10

5.2.3SELECT:Faults.....................................................................................................................5–11

5.2.3.1FAULTSÆStored........................................................................................................5–11

5.2.4SELECT:Util(Utility)............................................................................................................5–12

5.2.4.1UTIL:Clock.......................................................................................................................5–13

5.2.4.2UTIL:LEDtst(FrontPanelLEDTest)................................................................................5–13

5.2.4.3UTIL:Relay.......................................................................................................................5–13

5.2.4.4UTIL:VFD(VacuumFluorescentDisplayBrightnessAdjustment)..................................5–14

5.2.4.5UTIL:ScrSaver..................................................................................................................5–14

5.2.4.6UTIL:FWinfo....................................................................................................................5–15

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5.2.4.7UTILÆApID(ApplicationID)..........................................................................................5–16

CHAPTER 6.SERIAL-BASED REMOTE PRODUCT MANAGEMENT................................6–1

6.1Introduction.........................................................................................................................6–1

6.1.1EIA‐485..................................................................................................................................6–2

6.1.2EIA‐232..................................................................................................................................6–2

6.2RemoteCommandsandQueriesOverview...........................................................................6–3

6.2.1BasicProtocol........................................................................................................................6–3

6.2.2PacketStructure....................................................................................................................6–3

6.2.2.1StartofPacket...................................................................................................................6–4

6.2.2.2TargetAddress..................................................................................................................6–5

6.2.2.3AddressDelimiter..............................................................................................................6–5

6.2.2.4InstructionCode................................................................................................................6–5

6.2.2.5InstructionCodeQualifier.................................................................................................6–6

6.2.2.6OptionalMessageArguments...........................................................................................6–7

6.2.2.7EndofPacket....................................................................................................................6–7

6.3RemoteCommandsandQueries...........................................................................................6–8

APPENDIX A.UP/DOWNCONVERTER IDU MODULE REMOVAL/RE-INSTALLATION. A–1

A.1Introduction.........................................................................................................................A–1

A.2IDUModuleRemovalProcedure...........................................................................................A–2

A.3IDUModuleInstallationProcedure.......................................................................................A–5

APPENDIX B.LBC-4000 REDUNDANCY OPERATION..................................................... B–1

B.1Introduction.........................................................................................................................B–1

B.2RedundancyOperationsOverview........................................................................................B–1

B.3RedundancyOperationsviatheLBC‐4000FrontPanel..........................................................B–3

B.3.1MainMenu............................................................................................................................B–4

B.3.2CONFIG(Configuration)Menu..............................................................................................B–5

B.3.3CONFIG:Redund(Redundancy)............................................................................................B–6

B.3.4GainOffsetforRedundantOperations.................................................................................B–7

B.4RedundancyOperationsviaSerialRemoteControl...............................................................B–8

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TABLES

Table3‐1.LBC‐4000Connectors...............................................................................................................3–5

Table3‐2.P1|RELAYConnectorPinouts.................................................................................................3–7

Table3‐3.J1|COM12‐WireEIA‐485InterfaceConnectorPinouts.........................................................3–8

Table3‐4.J1|COM14‐WireEIA‐485InterfaceConnectorPinouts.........................................................3–8

Table3‐5.J1|COM1EIA‐232InterfaceConnectorPinouts.....................................................................3–8

Table3‐6.DCInputFilterModulePinouts..............................................................................................3–10

FIGURES

Figure1‐1.ComtechEFDataLBC‐4000L‐BandUp/DownConverter.......................................................1–1

Figure1‐2.LBC‐4000FrontandRearPanels(RedundantUnitShown)....................................................1–2

Figure1‐3.LBC‐4000DimensionalEnvelope............................................................................................1–3

Figure1‐4.LBC‐4000TypicalApplicationBlockDiagram.........................................................................1–4

Figure2‐1.UnpackingandInspectingtheLBC‐4000................................................................................2–1

Figure2‐2.InstallingintoaRackEnclosure..............................................................................................2–3

Figure2‐3.InstallingtheOptionalRear‐MountingSupportBracketsKit................................................2–4

Figure2‐4.InstallingtheOptionalSide‐MountingBearinglessRackSlideSet.........................................2–6

Figure3‐1.CoaxialConnectorExamples...................................................................................................3–1

Figure3‐2.D‐SubminiatureConnectorExamples.....................................................................................3–3

Figure3‐3.LBC‐4000RearPanelConnectors(RedundancyUnitShown)................................................3–5

Figure3‐4.LBC‐4000GroundandPowerInterfaces................................................................................3–9

Figure5‐1.LBC‐4000FrontPanel.............................................................................................................5–1

Figure5‐2.LBC‐4000FrontPanelMenuTree...........................................................................................5–5

FigureA‐1.LBC‐4000Chassis–IDUModuleBays....................................................................................A–1

FigureB‐1.LBC‐4000Redundancy–FunctionalSchematic......................................................................B–2

FigureB‐2.LBC‐4000RedundancyCablingSchematic..............................................................................B–2

FigureB‐3.LBC‐4000FrontPanel.............................................................................................................B–3

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Thispageisintentionallyblank.

PREFACE

About this Manual

ThismanualprovidesinstallationandoperationinformationfortheComtechEFDataLBC‐4000

L‐BandUp/DownConverterSystem.Thisisaninformationaldocumentintendedforthepersons

responsiblefortheoperationandmaintenanceoftheLBC‐4000.

Reporting Comments or Suggestions Concerning this Manual

ComtechEFDatawelcomescommentsandsuggestionsregardingthecontentanddesignofthis

manual.ContacttheComtechEFDataTechnicalPublicationsDepartment:



[email protected]om

Conventions and References

Patents and Trademarks

SeeallofComtechEFData'sPatentsandPatentsPendingathttp://patents.comtechefdata.com.



ComtechEFDataacknowledgesthatalltrademarksarethepropertyofthetrademarkowners.

Warnings, Cautions, and Notes

A WARNING gives information about a possible hazard that MAY CAUSE DEATH

or SERIOUS INJURY.

A CAUTION gives information about a possible hazard that MAY CAUSE INJURY

or PROPERTY DAMAGE.

A NOTE gives important information about a task or the equipment.

A REFERENCE directs the user to additional information about a task or the

equipment.

LBC-4000 L-Band Up/Down Converter System Revision 4

Preface MN/LBC4000.IOM

Examples of Multi-Hazard Notices



Recommended Standard Designations

RecommendedStandard(RS)Designationshavebeensupersededbythenewdesignationofthe

ElectronicIndustriesAssociation(EIA).ReferencestotheoldRSdesignation(e.g.,RS‐232)may

appearwhendepictingactualtextontheserialinterfaceorthephysicalunit(e.g.,frontpanel

menusorrearpanellabeling).AllotherreferencesinthemanualspecifytheEIAdesignations.

Metric Conversion

ComtechEFDataprovidesnon‐MetrictoMetricconversionstablesontheinsidebackcoverof

thismanualtoassisttheoperatorincross‐referencingsuchinformation.





The user should carefully review the following information:

Safety and Compliance

Electrical Safety and Compliance

TheunitcomplieswiththeEN60950SafetyofInformationTechnologyEquipment(Including

ElectricalBusinessMachines)safetystandard.



IFTHEUNITISOPERATEDINAVEHICLEORMOVABLEINSTALLATION,MAKESURE

THEUNITISSTABLE.OTHERWISE,EN60950SAFETYISNOTGUARANTEED.

Electrical Installation

CONNECTTHEUNITTOAPOWERSYSTEMTHATHASSEPARATEGROUND,LINEAND

NEUTRALCONDUCTORS.DONOTCONNECTTHEUNITWITHOUTADIRECT

CONNECTIONTOGROUND.

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Sect3.3LBC‐4000GroundandPowerConnections

Operating Environment



DONOTOPERATETHEUNITINANYOFTHESEEXTREMEOPERATINGCONDITIONS:



•AMBIENTTEMPERATURESLESSTHAN0°C(32°F)ORMORETHAN50°C

(122°F).



•PRECIPITATION,CONDENSATION,ORHUMIDATMOSPHERESOFMORE

THAN95%RELATIVEHUMIDITY.



•UNPRESSURIZEDALTITUDESOFMORETHAN2000METRES(6561.7FEET).



•EXCESSIVEDUST.



•FLAMMABLEGASES.



•CORROSIVEOREXPLOSIVEATMOSPHERES.

European Union Radio Equipment and Telecommunications Terminal

Equipment (R&TTE) Directive (1999/5/EC) and EN 301 489-1

IndependenttestingverifiesthattheunitcomplieswiththeEuropeanUnionR&TTEDirective,its

referencetoEN301489‐1(ElectromagneticcompatibilityandRadiospectrumMatters[ERM];

ElectroMagneticCompatibility[EMC]standardforradioequipmentandservices,Part1:

Commontechnicalrequirements),andtheDeclarationsofConformityfortheapplicable

directives,standards,andpracticesthatfollow:

European Union Electromagnetic Compatibility (EMC) Directive

(2004/108/EC)

•Emissions:EN55022ClassB–LimitsandMethodsofMeasurementofRadio

InterferenceCharacteristicsofInformationTechnologyEquipment.



•Immunity:EN55024–InformationTechnologyEquipment:ImmunityCharacteristics,

Limits,andMethodsofMeasurement.



•EN61000‐3‐2–HarmonicCurrentsEmission



•EN61000‐3‐3–VoltageFluctuationsandFlicker.



•FederalCommunicationsCommissionFederalCodeofRegulationFCCPart15,SubpartB.



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xii

TOENSURETHATTHEUNITCOMPLIESWITHTHESESTANDARDS,OBEYTHESE

INSTRUCTIONS:



•UsecoaxialcablethatisofgoodqualityforconnectionstotheL‐BandType‘N’Rx

(receive)femaleconnector.



•UseType'D'connectorsthathaveback‐shellswithcontinuousmetallicshielding.



Type‘D’cablingmusthaveacontinuousoutershield(eitherfoilorbraid,orboth).The

shieldmustbebondedtotheback‐shell.



•Operatetheunitwithitscoveronatalltimes.

European Union Low Voltage Directive (LVD) (2006/95/EC)

SymbolDescription

<HAR>TypeofpowercordrequiredforuseintheEuropeanCommunity.



CAUTION:Double‐pole/NeutralFusing

ACHTUNG: Zweipoligebzw.Neutralleiter‐Sicherung



InternationalSymbols

SymbolDefinitionSymbolDefinition

AlternatingCurrentProtectiveEarth

FuseChassisGround



Foradditionalsymbols,refertoWarnings,CautionsandNoteslistedearlierinthis

Preface.

European Union RoHS Directive (2002/95/EC)

Thisunitsatisfies(withexemptions)therequirementsspecifiedintheEuropeanUnionDirective

ontheRestrictionofHazardousSubstancesinElectricalandElectronicEquipment(EURoHS,

Directive2002/95/EC).

European Union Telecommunications Terminal Equipment Directive

(91/263/EEC)

InaccordancewiththeEuropeanUnionTelecommunicationsTerminalEquipmentDirective

91/263/EEC,theunitshouldnotbedirectlyconnectedtothePublicTelecommunications

Network.

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xiii

CE Mark

ComtechEFDatadeclaresthattheunitmeetsthenecessaryrequirementsfortheCEMark.

Warranty Policy

ComtechEFDataproductsarewarrantedagainstdefectsinmaterialandworkmanship

foraspecificperiodfromthedateofshipment,andthisperiodvariesbyproduct.In

mostcases,thewarrantyperiodistwoyears.Duringthewarrantyperiod,ComtechEF

Datawill,atitsoption,repairorreplaceproductsthatprovetobedefective.Repairsare

warrantedfortheremainderoftheoriginalwarrantyora90dayextendedwarranty,

whicheverislonger.ContactComtechEFDataforthewarrantyperiodspecifictothe

productpurchased.



Forequipmentunderwarranty,theownerisresponsibleforfreighttoComtechEFData

andallrelatedcustoms,taxes,tariffs,insurance,etc.ComtechEFDataisresponsiblefor

thefreightchargesonlyforreturnoftheequipmentfromthefactorytotheowner.

ComtechEFDatawillreturntheequipmentbythesamemethod(i.e.,Air,Express,

Surface)astheequipmentwassenttoComtechEFData.



AllequipmentreturnedforwarrantyrepairmusthaveavalidRMAnumberissuedprior

toreturnandbemarkedclearlyonthereturnpackaging.ComtechEFDatastrongly

recommendsallequipmentbereturnedinitsoriginalpackaging.



ComtechEFDataCorporation’sobligationsunderthiswarrantyarelimitedtorepairor

replacementoffailedparts,andthereturnshipmenttothebuyeroftherepairedor

replacedparts.

Limitations of Warranty

Thewarrantydoesnotapplytoanypartofaproductthathasbeeninstalled,altered,

repaired,ormisusedinanywaythat,intheopinionofComtechEFDataCorporation,

wouldaffectthereliabilityordetractsfromtheperformanceofanypartoftheproduct,

orisdamagedastheresultofuseinawayorwithequipmentthathadnotbeen

previouslyapprovedbyComtechEFDataCorporation.



Thewarrantydoesnotapplytoanyproductorpartsthereofwheretheserialnumberorthe

serialnumberofanyofitspartshasbeenaltered,defaced,orremoved.



Thewarrantydoesnotcoverdamageorlossincurredintransportationoftheproduct.The

warrantydoesnotcoverreplacementorrepairnecessitatedbylossordamagefromany

causebeyondthecontrolofComtechEFDataCorporation,suchaslightningorother

naturalandweatherrelatedeventsorwartimeenvironments.



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Thewarrantydoesnotcoveranylaborinvolvedintheremovalandorreinstallationof

warrantedequipmentorpartsonsite,oranylaborrequiredtodiagnosethenecessity

forrepairorreplacement.



ThewarrantyexcludesanyresponsibilitybyComtechEFDataCorporationforincidentalor

consequentialdamagesarisingfromtheuseoftheequipmentorproducts,orforany

inabilitytousethemeitherseparatefromorincombinationwithanyotherequipmentor

products.



Afixedchargeestablishedforeachproductwillbeimposedforallequipmentreturned

forwarrantyrepairwhereComtechEFDataCorporationcannotidentifythecauseofthe

reportedfailure.

Exclusive Remedies

ComtechEFDataCorporation’swarranty,asstatedisinlieuofallotherwarranties,

expressed,implied,orstatutory,includingthoseofmerchantabilityandfitnessfora

particularpurpose.Thebuyershallpassontoanypurchaser,lessee,orotheruserof

ComtechEFDataCorporation’sproducts,theaforementionedwarranty,andshall

indemnifyandholdharmlessComtechEFDataCorporationfromanyclaimsorliability

ofsuchpurchaser,lessee,oruserbaseduponallegationsthatthebuyer,itsagents,or

employeeshavemadeadditionalwarrantiesorrepresentationsastoproduct

preferenceoruse.



Theremediesprovidedhereinarethebuyer’ssoleandexclusiveremedies.ComtechEF

Datashallnotbeliableforanydirect,indirect,special,incidental,orconsequential

damages,whetherbasedoncontract,tort,oranyotherlegaltheory.



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Preface MN/LBC4000.IOM

Getting Help



Contacting Comtech EF Data

ContactComtechEFDatafor:



•TechnicalSupport–Productsupportortraining.



•CustomerService–Informationonreturninganin‐warrantyorout‐of‐warrantyproductfor

upgradeorrepair.Bepreparedtoprovidetheproductmodelnumberanditsserial

number.



ContactComtechEFDataCustomer&TechnicalSupportduringnormalbusinesshours(Monday

throughFriday,8A.M.to5P.MMountainStandardTime(MST)):



For:Contact:

LBC‐4000

Technical

Supportand

Service

Telephone+1.480.333.4357

Emailcdmipsupport@comtechefdata.com

Fax+1.480.333.2500

ComtechEF

DataWebSite

MainPagehttp://www.comtechefdata.com

Customerand

TechnicalSupporthttp://www.comtechefdata.com/support.asp

RMA

(ReturnMaterial

Authorization)

http://www.comtechefdata.com/rmaform.asp

ComtechEFDataMainNumber+1.480.333.2200

MailingAddress2114West7thStreet

Tempe,Arizona85281USA





Review the Warranty Policy before contacting Comtech EF Data Technical Support or

Customer Service.

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xvi

Returning a Product for Upgrade or Repair

StepTask

1

GototheComtechEFDataHomepage(http://www.comtechefdata.com).From

theSUPPORTcolumnatthebottomofthepage,selecttheServicehyperlink,and

readtheReturnMaterialAuthorizationsectioninitsentirety.

2RequestaReturnMaterialAuthorizationNumber:



•OntheComtechEFDataHomepage:FromtheSUPPORTcolumnatthe

bottomofthepage,selecttheRMARequesthyperlink;



OR



•OntheComtechEFDataSupportpage:Click[SendRMARequest];



OR



•OntheComtechEFDataServicepage:SelecttheReturnMaterial

Authorizaionhyperlink;



•FillouttheRMAformcompletely;



•Click[SendEmail].



Alternately:



•Sendane‐mailprovidingthissamedetailedinformationtoComtechEFData

CustomerService([email protected]).



•ContactComtechEFDataCustomer&TechnicalSupportbyphoneorfax.

3Packtheproductinitsoriginalshippingcartonandprotectivepackaging.

4ShiptheproductbacktoComtechEFData.Shippingchargesshouldbeprepaid.



1–1

Chapter 1. INTRODUCTION

1.1 Overview

ComtechEFData’sLBC‐4000L‐BandUp/DownConverterSystem(Figure1‐1)isdesignedto

interfacelegacy70MHzor140MHzequipmenttotri‐bandorquad‐bandblockconverters.



Figure 1-1. Comtech EF Data LBC-4000 L-Band Up/Down Converter



1.2 Features

Figure1‐2showsthefrontandrearpanelsoftheLBC‐4000.TheLBC‐4000isa1RU‐high,19‐inch

widechassis(Figure1‐3)thatisdesignedformountingintoastandard19‐inchequipmentrack.

Thefrontpanelhandlesallowquickinstallationintoandremovaloftheunitfromthe

equipmentrack.Theunitmayalsobefreestandingifdesired.



TheLBC‐4000drop‐downfrontpanelprovidesaccesstotheON/OFFswitchandbaysfortwo

upconvertermodules,ortwodownconvertermodules,oroneofeach.



Alloperatorcontrols,indicatorsanddisplaysarelocatedontheLBC‐4000frontpanel.



Externalinterfaceconnectors,includingthoseintendedforserialremoteMonitorandControl

(M&C),arelocatedontheLBC‐4000rearpanel.



LBC-4000 L-Band Up/Down Converter System Revision 4

Introduction MN/LBC4000.IOM

1–2



Feature Description

1 Rack Handles

2 On/Off Switch

3 LED Indicator Groups

4 Keypad

5 Vacuum Fluorescent Display (VFD)

6 Converter ‘A’ IDU Module Bay

7 Converter ‘B’ IDU Module Bay



Top:FrontPanelinOperatingandServicePositions

Bottom:RearPanel

Figure 1-2. LBC-4000 Front and Rear Panels (Redundant Unit Shown)

.

LBC‐4000feature(s):



•MeetorexceedMIL‐STD‐188‐164A•Lowphasenoise

•1kHzstepsize•Nospectralinversion

•50dBgainadjustment•Autobandsensingcapability

•EIA‐485/232MonitorandControl

(M&C)

•70MHz±18MHzIF(140MHz±36

MHzoptional)

•Flexibleconfiguration•1:1redundancyavailability



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