Agilent 35670A Service Guide

1-Usethesoftkeystoselectitemsfromthecurrentmenu.Asoftkey’sfunctionisindicatedbyavideolabelontheanalyzer’sscreen.
Throughoutthisbook,softkeysareprintedlikethis:[FFTANALYSIS].
Hardkeysarefront-panelbuttonswhosefunctionsarealwaysthesame.Theyhavealabelprinteddirectlyonthekeyitself.
Throughoutthisbook,hardkeysareprintedlikethis:[InstMode].
2-Theanalyzer’sscreenisdividedintothemenuareaandthedisplayarea.Themenuareadisplaysvideolabelsforthesoftkeys.The
dataareadisplaysmeasurementdataandinformationabouttheparametersettings.
3-The[Rtn]keyreturnsthemenutothepreviouslevel.
4-ThePOWERswitchturnsontheanalyzer.
5-UsetheSYSTEMkeystocontrolvarioussystem-levelfunctions.Thesefunctionsincludesavingfiles,plottingmeasurementdata,
andaccessingonlinehelp.
6-Usethediskdrivetosaveyourworkon3.5inchflexibledisks.
7-Theknobmovesthemarkersandthecursor.Italsostepsthroughnumericvaluesandscrollsthroughonlinehelp.
8-UsetheDISPLAYkeystocontrolwhatappearsontheanalyzer’straces.Theyonlyaffecthowdataisdisplayed;DISPLAYkeys
donotchangemeasurementparameters. YoucanpresskeysintheDISPLAYmenuswithoutlosingmeasurementparameters.
9-UsetheMARKERkeystoselectavarietyofmarkerfeatures.
10-UsetheMEASUREMENTkeystocontroltheanalyzer’ssourceandinputs.Theyalsocontrolmeasurementparameters. You
mustmakeanewmeasurementifyouchangeaMEASUREMENTparameter.
11-Usethenumeric-entrykeystoenteranumericvalue.
12-Themicrophonepowerconnectorprovidespower(8Vdc)fortheMicrophoneAdapterKit(OptionUK4).
13-Theconnectorareaofthefrontpanelhastwodifferentconfigurations.Thestandardanalyzerhasasourceoutputconnectorand
twoinputconnectors.The4-channelanalyzer(OptionAY6)hasfourinputconnectors.
Rangeindicatorsarelocatednexttoeachinputconnector.TheupperLEDistheover-rangeindicator(thesignallevelexceedsthe
currentrangesetting).ThelowerLEDisthehalfrangeindicator(thesignallevelexceedshalfthecurrentrangesetting).
14-Asourceon/offindicatorislocatedattheleftedgeoftheconnectorarea.
ThestandardAgilent35670A(2-channel)hasasourceconnectoronthefrontpanel.