User Manual DDS200 Digital Demodulation System 070-9952-00

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General Safety SummaryReview the following safety precautions to avoid injury and prevent damage tothis product or any products connected to it. To avoid potential hazards, use thisproduct only as specified.Only qualified personnel should perform service procedures.To Avoid Fire orPersonal InjuryUse Proper Power Cord. Use only the power cord specified for this product andcertified for the country of use.Use Proper Voltage Setting. Before applying power, ensure that the line selector isin the proper position for the power source being used.Connect and Disconnect Properly. Do not connect or disconnect probes or testleads while they are connected to a voltage source.Ground the Product. This product is grounded through the grounding conductorof the power cord. To avoid electric shock, the grounding conductor must beconnected to earth ground. Before making connections to the input or outputterminals of the product, ensure that the product is properly grounded.Observe All Terminal Ratings. To avoid fire or shock hazard, observe all ratingsand markings on the product. Consult the product manual for further ratingsinformation before making connections to the product.Do not apply a potential to any terminal, including the common terminal, thatexceeds the maximum rating of that terminal.Replace Batteries Properly. Replace batteries only with the proper type and ratingspecified.Do Not Operate Without Covers. Do not operate this product with covers or panelsremoved.Use Proper Fuse. Use only the fuse type and rating specified for this product.Avoid Exposed Circuitry. Do not touch exposed connections and componentswhen power is present.Wear Eye Protection. Wear eye protection if exposure to high-intensity rays orlaser radiation exists.Do Not Operate With Suspected Failures. If you suspect there is damage to thisproduct, have it inspected by qualified service personnel.Do Not Operate in Wet/Damp Conditions.Do Not Operate in an Explosive Atmosphere.Keep Product Surfaces Clean and Dry.DDS200 Digital Demodulation System User Manual xi
General Safety SummaryProvide Proper Ventilation. Refer to the manual’s installation instructions fordetails on installing the product so it has proper ventilation.Symbols and TermsTerms in this Manual. These terms may appear in this manual:WARNING. Warning statements identify conditions or practices that could resultin injury or loss of life.CAUTION. Caution statements identify conditions or practices that could result indamage to this product or other property.Terms on the Product. These terms may appear on the product:DANGER indicates an injury hazard immediately accessible as you read themarking.WARNING indicates an injury hazard not immediately accessible as you read themarking.CAUTION indicates a hazard to property including the product.Symbols on the Product. The following symbols may appear on the product:WARNINGHigh VoltageProtective Ground(Earth) TerminalCAUTIONRefer to ManualDoubleInsulatedxiiDDS200 Digital Demodulation System User Manual
Page 1 and 2: ®Established 1981Advanced Test Equ
Page 3 and 4: Copyright Tektronix, Inc. All righ
Page 7 and 8: Table of ContentsRemote ControlHard
Page 9 and 10: Table of ContentsIndexLocal control
Page 11 and 12: Table of ContentsFigure 2-35: ALARM
Page 13 and 14: Table of ContentsList of TablesTabl
Page 15: Table of ContentsxDDS200 Digital De
Page 19: PrefacexivDDS200 Digital Demodulati
Page 22 and 23: Preparation for UseFront PanelFront
Page 24 and 25: Preparation for UseTable 1-1: Legen
Page 26 and 27: Preparation for UseTable 1-2: Legen
Page 28 and 29: Preparation for UseUnpacking the Un
Page 30 and 31: Preparation for UsePositioning the
Page 32 and 33: Preparation for UsePowering OnConne
Page 34 and 35: Preparation for UseInitial update -
Page 36 and 37: Preparation for UseInstalling Optio
Page 38: Preparation for Use1-18 DDS200 Digi
Page 41 and 42: Manual OperationSample SettingThis
Page 43 and 44: Manual OperationFigure 2-3: MODE me
Page 45 and 46: Manual OperationPress the RECEIVER
Page 47 and 48: Manual OperationBasic OperationThe
Page 49 and 50: Manual OperationFigure 2-7: MEASURE
Page 51 and 52: Manual OperationSoft KeysThe soft k
Page 53 and 54: Manual OperationNumeric KeypadSelec
Page 55 and 56: Manual OperationPresetting the Unit
Page 57 and 58: Manual OperationFigure 2-14: RECALL
Page 59 and 60: Manual OperationThe display mode do
Page 61 and 62: Manual OperationFigure 2-18: SETUP:
Page 63 and 64: Manual OperationThe type of printer
Page 65 and 66: Manual OperationOperation as Demodu
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Manual OperationFigure 2-24: INPUT:
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Manual OperationFigure 2-26: STO: E
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Manual Operation84QAM16QAM32QAM64QA
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Manual OperationSPECIAL FUNCTION Me
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Manual OperationA wide loop bandwid
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Manual OperationALARM MenuThis subs
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Manual OperationPressing the ALARM
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Manual OperationFigure 2-34: ALARM:
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Manual OperationThe alarm register
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Manual OperationMEASURE MenuThe DDS
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Manual OperationFor further informa
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Manual OperationConstellation Diagr
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Manual OperationFigure 2-42 shows a
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Manual OperationQAM Parameters. Whe
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Manual OperationNOTE. For reading o
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Manual OperationPreset Values and M
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Manual OperationTable 2-4: DDS200 P
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Manual OperationExamples of Applica
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Manual OperationFigure 2-48: Conste
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Manual OperationThe magnitude of th
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Manual OperationFigure 2-53: Conste
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Manual OperationFrequency of occurr
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Manual OperationFrom the standard d
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Manual OperationTable 2-5: Theoreti
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Manual OperationThe term “modulat
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Manual OperationAmplitude N = 2 4 -
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Manual OperationBER Measurement wit
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Manual Operationare taken into acco
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Manual OperationIt should be noted
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Manual OperationThe key characteris
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Manual OperationThe key characteris
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Remote Control
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Remote ControlIEC/IEEE-Bus Messages
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Remote ControlCommon commands. Comm
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Remote ControlNumeric suffix:If an
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Remote ControlExample: Special n
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Remote ControlParameter:In the para
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Remote Control*CLS*ESE 0 to 255*ESR
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Remote ControlInstrument Model and
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Remote ControlOutput UnitThe output
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Remote ControlCONDition register. T
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Remote ControlOverview of StatusReg
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Remote ControlTable 3-2: Definition
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Remote ControlTable 3-5: Definition
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Remote ControlResetting the StatusR
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Maintenance and TroubleshootingRepl
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Maintenance and TroubleshootingTabl
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Appendix A: SpecificationsTable A-1
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Appendix A: SpecificationsTable A-2
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Appendix A: SpecificationsA-6 DDS20
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Appendix B: IEC/IEEE-Bus InterfaceS
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Appendix B: IEC/IEEE-Bus InterfaceT
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Appendix C: List of Error MessagesT
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Appendix C: List of Error MessagesD
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Appendix D: List of CommandsSTATus
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Appendix D: List of CommandsSYSTem
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Appendix D: List of CommandsINPut S
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Appendix D: List of CommandsTable D
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Appendix D: List of CommandsREAD Su
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Appendix D: List of CommandsD-20 DD
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Appendix E: Programming ExamplesSen
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Appendix E: Programming ExamplesSer
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Appendix E: Programming Examples
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Appendix F: Remote Control via RS-2
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IndexHHandshake, RS232, F-5Hard key
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IndexSetting device address, 3-2Set
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User Manual DDS200 Digital Demodulation System 070-9952-00

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