Series 8650A Universal Power Meters - Giga-tronics

More documents

Recommendations

Info

Series 8650A Universal Power MetersExcessivemeasurement error?YesIs sensor VSWR inspecification?NoRepair/replace thesensorNote 8YesIs the calibrator outputaccurate?NoRecalibrate/repair thecalibratorNote 11NoYesRepair/replace thesignal processor boardExcessive zero errorsYesPerform zero drift test.Pass?Note 12YesDoneNoIs there a DCcomponent on the RF?Note 13YesUse a DC blockNoNoCheck detector inputflex cable. OK now?YesDoneNoCheck for excessivepower supply rippleIncorrect low levelreadingsYesReview low levelapplication noteCheck for noisesources (fans, motors)Does another sensorwork properly?YesRepair/replace thesensorNote 8NoNoIs power supply rippleexcessive?YesRepair/replace thepower supplyNoContinue on the nextpageRepair/replace the hostor signal processorFigure 5-4: Fault Isolation Tree (Measurement Problems)5-4 Manual 32089, Rev. A, December 2000
TroubleshootingCrest factor errorsNote 14YesTest crest factor (seenote). Pass?Yes DoneNoDoes another sensorwork properly?YesRepair/replace thesensorNote 8NoRepair/replace thesignal processor boardFigure 5-5: Fault Isolation Tree (Measurement Problems) ContinuedManual 32089, Rev. A, December 2000 5-5
Page 2 and 3: All technical data and specificatio
Page 4 and 5: Preparation for ReshipmentFollow th
Page 6 and 7: Series 8650A Universal Power Meters
Page 33 and 34: Adjustments & Performance Tests2.3.
Page 35 and 36: Adjustments & Performance Tests2.4
Page 37 and 38: Adjustments & Performance Tests2.5.
Page 39 and 40: 3Theory of Operation13.1 8650A Powe
Page 41 and 42: Theory of Operation3.1.4 Calibrator
Page 43 and 44: 4Replaceable Parts4.1 8650A Replace
Page 45 and 46: 5Troubleshooting5.1 8650A Fault Iso
Page 47: TroubleshootingSensor will notcalib
Page 51 and 52: TroubleshootingNotes:1. The instrum
Page 53 and 54: Troubleshooting5.2.3 Calibrator1. U
Page 55: IndexSeries 8650A Universal Power M

Series 8650A Universal Power Meters - Giga-tronics

Create successful ePaper yourself

Delete template?

Save as template?