Test-Um NT750 Network Card User Manual


 
LanScaper
TM
Fordetaileddescriptionofeachfunction,seetheFunctionalDescriptionsection.InterpretingCable
TestResultsandErrorMessagessectionsareusefulreferencesections.
-TheLanScaperusesIPaddressprotocolandrecognizesAuto-
NegotiationusingFastLinkPulsestoreportadvertisedEthernetcapability.LanScaperalso
supportsamodifiedversionofautoMDI/MDI-XtoallowforconnectiontoaHUB,switchorNIC
withastraightthroughcable.TheLanScaperoperatesusing10base-Tforallnetwork
transmissions.Thevastmajorityof100base-TFastEthernetproductssupport10base-T.However,
shouldaHUBorswitchbe100base-Tonlythroughsettingsorbydesign,adifferentport,a
changeofsettingsorinsertionofaninexpensive10/100HUBinlinewiththeLanScaperwillbe
necessary.
ToturntheLanScaperoffafteranytest,press
andholdPWRbuttonuntilthedisplayturnsoff.Thetesterwillturnoffautomaticallyafterabout
15minutesinallmodesexceptToneGenerator,whichis60minutes,andFlashLinkLED,whichis
30minutes.Whenconnectingtounknownjacksorcables,itisbesttobeginwiththepoweroffand
turntheLanScaperonaftertheconnectionismade.Thisinsuresthatthevoltagecheckwillbe
runfirstbeforeanyothertesting.
1)WithLanScaperpoweredoff,connecttounknownjackorplug.
2)PressCABLEbutton,LanScaperwillpoweroninJackIDmodeanddeterminewhatdeviceis
connectedtotheotherendofthecableortestthecableifnoconnectionisfound.
-SkipstheIDportionoftheJackIDtestabove.
1)ConnectoneendofcableruntobetestedtoLanScaper™.PressCABLEbuttonrepeatedlyuntil
CableTestisdisplayed(twiceifunitwasoff).PressSELbuttontoentertest.
2)Ifthecableisconnectedwhilethetesterison,asingle-endedtestforshorts,opensandsplit
pairswillmostlikelybeinprogress.PressSELbuttontoforceanewtesttobegin.
3)Foracompletetest,connectaremotetotheotherendofthecable.
Anypatchcablesusedtoconnectthetesterandremotetoacablerunmustbe
shortcomparedtothecablerunforaccurateopenandsplitpairindication,nomorethan10%of
thetotalrunlengthor3feet,whicheverisless.Acablemustbeatleast4feetlongforsingle-
endedtesttoworkproperly.
1)Connectcabletobetracedtomainunit.TurnontesterbypressingCABLEbutton.Press
CABLEbuttonuntilToneGeneratorisdisplayed,thanpressSELbutton.
2)PressSELuntildesiredtoneisselected.Theup/downarrowkeysselectthepinorpair(s)to
carrythetone.
3)Forstrongestsignal,donotconnectremote.Duetotheshieldingeffectoftwistedpairs,the
strongestsignalisobtainedbyhavingonewireofapaircarrytone.Selectingasinglepin
insteadofapairwilldothis.
1)Connectcabletomainunit.Aremotemaybeattheotherend,butisnotrequired.
2)TurnonunitbypressingCABLEbutton.PressCABLEbuttonuntilCableLengthisdisplayed,
thenpressSELbutton.Tochangelengthunitsbetweenfeetandmeters,usesetupmode.
1.5NetworkConnectivity
-
2.1ToIDanUnknownJackorPlug-
2.2ToTestCablesOnly
2.3ToPlaceToneonaCable-
2.4ToMeasureLengthofaCable-
2.0STEPBYSTEPUSEINSTRUCTIONS
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