User Manual DDS200 Digital Demodulation System 070-9952-00

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Preparation for UseTable 1–1: Legend for front view (Cont.)Controls/ConnectorsDescriptionFUNCTION PRESET This key is used to reset the unit to thefactory-default settings.STORCLHARDCOPYThis key stores device configurations.This key loads device configurations.This key prints the screen display to the connectedprint.RFThis front-panel, 75 RF input connector is provided as analternative to the rear-panel RF input connector (customer-specific);the actual configuration is indicated in the INPUT menu.VIDEOThis connector location is for future use.Q SIGThis connector location is for future use.AUDIO 1 / L This connector is for future use.2 / R This connector is for future use.This connector is for future use.AUDIOThis pushbutton is for future use.1–4 DDS200 Digital Demodulation System User Manual
Preparation for UseRear PanelRear view of DDS200Table 1–2: Legend for rear viewConnectorsDescriptionAC supplyconnectorAC supply switch and fuses:100 V/120 V: IEC127-T3.15 H / 250 V, 50 Hz to 60 Hz220/230 V : IEC127-T3.15 H / 250 V, 50 Hz to 60 HzAutomatic voltage selectionBLOWERCaution: To prevent damage caused by overheating, do not block theairflow of the blower.Temperature-regulated blowerInternal temperature protection is provided in the unit if the blowerfailes; If the temperature rises higher that 80 C, the unit switches tostandby operation.X1 to X4These connector locations are for future use.DDS200 Digital Demodulation System User Manual 1–5
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 and 16: Table of ContentsxDDS200 Digital De
Page 17 and 18: General Safety SummaryProvide Prope
Page 19: PrefacexivDDS200 Digital Demodulati
Page 22 and 23: Preparation for UseFront PanelFront
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
Page 67 and 68: Manual OperationFigure 2-24: INPUT:
Page 69 and 70: Manual OperationFigure 2-26: STO: E
Page 71 and 72: Manual Operation84QAM16QAM32QAM64QA
Page 73 and 74: 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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