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Agilent Technologies e4418b, e4419b manual List of Related Publications

Models: e4419b e4418b

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List of Related Publications

List of Related Publications

List of Related Publications

The Agilent E4418B and Agilent E4419B User’s Guides are also available in the following languages:

•English Language User’s Guide - Standard

•German Language User’s Guide - Option ABD

•Spanish Language User’s Guide - Option ABE

•French Language User’s Guide - Option ABF

•Italian Language User’s Guide - Option ABZ

•Japanese Language User’s Guide - Option ABJ

Agilent E4418B/E4419B Service Guide is available by ordering Option 915.

Agilent E4418B/E4419B CLIPs (Component Location and Information Pack) is available by ordering E4418-90031.

viii	Agilent E4418B/E4419B Service Guide

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Agilent Technologies e4418b, e4419b manual List of Related Publications

Contents

Agilent Technologies E4418B/E4419B Power Meters Service GuidePrinted in the UK Agilent E4418B/E4419B Service GuideCopyright 1998, 2003Agilent Technologies Certification WarrantyLegal Information Limitation of Warranty Exclusive RemediesWarnings and Cautions Personal Safety ConsiderationsEquipment Operation General Safety Considerations MarkingsInstallation Instructions IEC 1010-1 ComplianceStatement of Compliance User EnvironmentList of Related Publications Agilent E4418B/E4419B Service Guide is available by ordering OptionSales and Service Offices United States EuropeLatin America Returning Your Power Meter for Service Package the Power Meter for ShipmentAbout this Guide Chapter 1 SpecificationsChapter 3 Adjustments Chapter 6 TroubleshootingTable of Contents PageTest Setup ProcedureSpecification Test ProcedureMeasurement Uncertainty Analysis Instrument Accuracy Test1 Measurement Uncertainty Analysis Power Reference Level Test1 Specifications Introduction IntroductionPower Meter Specifications MeterPower Range Power SensorsAccuracy Table 1-1 Zero Set SpecificationsPower Sensor Instrumentation1 mW Power Reference1 50 MHz nominalZero Drift of Sensors Power Meter Supplemental CharacteristicsMeasurement Speed Measurement Noise Normal Modex2 mode Noise MultiplierZero Drift Measurement NoiseSettling Time For Agilent 8480 series power sensorsNormal Mode x2 modeFor Agilent E-series power sensors Normal Modex2 mode Settling Time sNormal Mode x2 ModeMaximum dBm Maximum dBmPower Sensor Specifications Definitions Zero SetZero Drift Measurement NoiseBattery Option 001 Operational Characteristics Service LifeWeight Typical Operating TimeGeneral Characteristics Rear Panel ConnectorsLine Power Recorder OutputsEnvironmental Characteristics General ConditionsOperating Environment Storage ConditionsDimensions WeightSafety GeneralRemote Programming Non-Volatile MemoryCommand Language BatteryAgilent E4418B/E4419B Service Guide Specifications1-18 GeneralPerformance Tests Performance Tests IntroductionUser’s Guide Equipment Required Critical SpecificationTable 2-1 Required Equipment EquipmentTest Procedures Performance Test RecordPerformance Tests Calibration CycleSpecification Test SetupZero Test DescriptionProcedure Input SettingsTest Procedure Instrument Accuracy TestSpecification DescriptionTest Setup ProcedureFigure 2-2 Instrument Accuracy Test Setup ConfirmWhen switching the range calibrator to STANDBY, allow enough 30 ∝W 3 ∝W10 ∝W Test Procedure Test SetupFigure 2-3 Instrument Accuracy Average Path Test Setup EquipmentProcedure the power meter is connectedThere is a small risk of mild electrical shock from the chassis of the 11683A option H01 range calibrator unlessInput Settings , More Table 2-4 Instrument Accuracy Results Power Reference Level Test CharacteristicsDescription ElectricalEquation 2-4 Power Level Provided By The Reference Oscillator Test Setup ProcedureFigure 2-4 Power Reference Level Test Setup PowerPress , Power Ref On Table 2-5 Power Reference Level Test ResultActual Result 0.999 mWAgilent E-Series Power Sensor Interface Test Agilent E-Series Power Sensor Interface TestProcedure Agilent E-Series Power Sensor Functional Test ProcedureFigure 2-5 Sensor Functional Test Setup DescriptionFigure 2-6 Sensor Functional Test Setup with Attenuator Table 2-6 Functional Test Result Performance Test Record Performance Test Record1. This test is not channel related Adjustments Safety Considerations Adjustments described in this chapter are performed withpower applied to the instrument and with protective covers removed. Maintenance should be performed only byPost-Repair Adjustments Table 3-1 Post Repair Adjustments, Tests, and ChecksAssembly Replaced Related Adjustments, PerformancePower Reference Oscillator Frequency Adjustment ProcedureFigure 3-1 Adjustment Setup DescriptionFigure 3-2 A2L9 Adjustment Location Description Power Reference Oscillator Level AdjustmentPower Reference Oscillator Level Adjustment + INPUT INPUTThermistor Mount VcompProcedure EquipmentPower Ref On Zero CalMeasurement Uncertainty Figure 3-4 A2R90 Adjustment LocationDisplay Brightness and Contrast Adjustment IntroductionProcedure ServiceAgilent E4418B/E4419B Service Guide AdjustmentsDisplay Brightness and Contrast Adjustment 3-12Theory of Operation Introduction IntroductionTheory of Operation A1 Power Supply/Battery Charger A1 Power Supply/Battery ChargerA2 Processor Assembly A2 Processor AssemblyAgilent E4418B/E4419B Service Guide The microcontroller circuits that control all the above functions, and Display A3 Front Panel Assemblypressing System , More , Service , Self Test, Individual A4 Comms Assembly A4 Comms AssemblyA5 Daughter Assembly A5 Daughter AssemblyA6 Measurement Assembly A6 Measurement AssemblyAgilent 8480 series power sensors this is 0 V and -10 V at 217 Hz A8 Rechargeable Battery Assembly A8 Rechargeable Battery AssemblyAgilent E4418B/E4419B Service Guide A8 Rechargeable Battery AssemblyRemove this page and replace with pullout.fm 4-13Agilent E4418B/E4419B Service Guide A8 Rechargeable Battery Assembly4-14 Theory of OperationReplaceable Parts Introduction Replaceable PartsAssembly Part Numbers ReferenceDescription Agilent PartReference DescriptionAgilent Part DesignatorPower Supply Assembly Types Front Panel Connector Repair Front Panel Connector RepairFirmware Upgrades Downloading FirmwareAssembly and Disassembly Guidelines Removing the Power Meter CoverRemoving the A1 Power Supply Assembly Removing the A2 Processor Assembly n n nRemoving the A4 Comms Assembly screwsRemoving the A5 Daughter or A6 Measurement Assemblies Removing the A7 Fan Assembly 1. Remove the A1 power supply assembly as shown on page2. Remove the pins which attach the fan to the chassis Agilent E4418B/E4419B Service Guidebattery terminals or to excessive heat Removing the Power Meter RAM Battery BT1This power meter uses a lithium battery which may explode if Removing the A3 Front Panel Assembly Replacing the Front Panel Power Sensor Cable Assemblies Front panel sensor retaining clip recessAgilent E4418B/E4419B Service Guide Assembly and Disassembly Guidelines5-17 Replaceable PartsReplacing the Front Panel Power Reference Cable Assembly Rear panel sensor retaining clip recess Agilent E4418B/E4419B Service Guide Assembly and Disassembly Guidelines5-20 Replaceable PartsReplacing the Rear Panel Power Reference Cable Assembly Option Replacing the Rear Panel Recorder Outputs Cable Assembly Replacing The Chassis Assembly Agilent E4418B/E4419B Service Guide Assembly and Disassembly Guidelines5-24 Replaceable PartsTroubleshooting Introduction Suggested Diagnostic EquipmentTroubleshooting Troubleshooting Start Power Up meter POST Pass?Connect Sensor to Channel A Any Sensor Errors? Self Test Errors?Troubleshooting Preset/local Confirm Meas/Setup Limits Limits On TTL OutputIntroduction TTL Output On, Fail O/P LowTroubleshooting Start Power Up meter POST Pass?Connect Sensor to Channel A Any Sensor Errors? Self Test Errors?Introduction Agilent E4418B/E4419B Service GuideTroubleshooting Troubleshooting Start Power Up meter POSTAny Sensor Errors?Yes Errors?Agilent E4418B/E4419B Service Guide TroubleshootingIntroduction DualIntroduction Agilent E4418B/E4419B Service GuideTroubleshooting Troubleshooting IntroductionAll/Other StartAppendix A Measurement Uncertainty Analysis Instrument Accuracy TestMeasurement Introduction Power MeterDefine the Measurement Equation UncertaintiesDefine the Measurand Uncertainty Equation u2MA = CTSE ⋅ uTSE 2 + CMV ⋅ u MVPower Level Standard Uncertainty uxiStandard Deviation of Conversion to Linear UnitsWorst case error on 0.1V range Voltage ErrorWorst case error on 1V range Voltage ErrorWorst case error on 15.8V maximum power setting Voltage ErrorPower mW DistributionSensitivity Coefficients Ci Combined Standard Uncertainty ucy Expanded Uncertainty kucyAgilent E4416A/E4417A Service Guide A-10Measurement Uncertainty Analysis - Instrument Accuracy Test Measurement IntroductionMeasurement Uncertainty Analysis - Power Reference Level Test Measurement Uncertainty Analysis - Power Reference Level TestAppendix B Measurement Introduction Define the MeasurandDefine the Measurement Equation Pmeas =Figure B-1 Measurement Setup Pmeas = fVcomp,V1,V0,R,CF,MsUncertainty Equation Voltage Measurements UncertaintyMsUncertainty = 1 ⁄ 1±2PsPd 1 j = ∑i +Mismatch = ±49.25uVVoltage measurement Uncertainty1.05 + VSWRVSWR + u Ms = ---------------------------------------------------- = Calibration factorSensor Calibration Factor Drift Resistance Repeatability10ppm of reading + 0.5ppm of range 200 ⋅ 10 + 5 + 3 1000 ⋅ 0.5 +ADJUST REF Table B-1 Measurement Repeatability ResultsMeasurement REF. LEVEL TESTI mW Power Measured = fVcomp, V1, V0, R, CF, Ms Sensitivity Coefficients CiUsing the above values gives 1.224 ⋅Expanded Uncertainty Combined Standard Uncertainty ucyIndex Page Page Agilent E4418B/E4419B Service Guide Index-4