Lenovo E530 Datenblatt PDF herunterladen (Seite 138)

Solution:Makesurethat:

–Thecableisinstalledcorrectly.

ThenetworkcablemustbesecurelyconnectedbothtotheEthernetconnectorofyourcomputerand

totheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis

100meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblem

persists,tryadifferentcable.

–Youareusingthecorrectdevicedriver.

1.ClickStart➙ControlPanel➙HardwareandSound➙DeviceManager.Ifyouareprompted

foranadministratorpasswordorconrmation,typethepasswordorprovideconrmation.

2.Iftheexclamationmark!isdisplayednexttotheadapternameunderNetworkadapters,you

mightnotbeusingthecorrectdriverorthedrivermighthavebeendisabled.Toupdatethedriver,

right-clickthehighlightedadapter.

3.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

–Theswitchportandtheadapterhavethesameduplexsetting.

Ifyouconguredtheadapterforfullduplex,makesurethattheswitchportalsoisconguredfor

fullduplex.Settingthewrongduplexmodecandegradeperformance,causedataloss,orresultin

lostconnections.

–Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.

CheckwithyourLANadministratorforthenecessarynetworkingsoftware.

•Problem:Theadapterstopsworkingfornoapparentreason.

Solution:Thenetworkdriverlesmightbecorruptormissing.Updatethedriverbyreferringtotheabove

solutionfortheproceduretomakesurethatthecorrectdevicedriverisinstalled.

•Problem:IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,the

connectionfailsorerrorsoccur.

Solution:

–UseCategory5wiringandmakesurethatthenetworkcableissecurelyconnected.

–Connecttoa1000BASE-Thub/switch(not1000BASE-X).

•Problem:TheWakeOnLANfeatureisnotworking.

Solution:

–MakesurethatWakeOnLANisenabledinThinkPadSetup.

–Ifitis,checkwithyourLANadministratorforthenecessarysettings.

•Problem:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.

Instead,itconnectsat100Mbps.

Solution:

–Tryanothercable.

–Makesurethatthelinkpartnerissettoauto-negotiate.

–Makesurethattheswitchis802.3ab-compliant(gigabitovercopper).

AwirelessLANproblem

Problem:Youcannotconnecttothenetworkusingthebuilt-inwirelessnetworkcard.

Solution:MakesurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandconrmthat

thedriverversionsupportedbytheAccessConnectionsprogramisthelatestdocumentedinthereadmele.

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Lenovo E530 Datenblatt Seite 138