Lenovo L430 Podręcznik Użytkownika Pobierz pdf (Strona 150)

Ethernetproblems

•Problem:Yourcomputercannotconnecttothenetwork.

Solution:Ensurethat:

–Thecableisinstalledproperly.

ThenetworkcablemustbesecurelyconnectedbothtotheEthernetconnectorofyourcomputerand

totheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis

100meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblem

persists,tryadifferentcable.

–Youareusingthecorrectdevicedriver.

1.ClickStart➙ControlPanel➙HardwareandSound➙DeviceManager.

Ifyouarepromptedforanadministratorpasswordorconrmation,typethepasswordorprovide

conrmation.

2.IftheexclamationmarkisdisplayednexttotheadapternameunderNetworkadapters,youmight

notbeusingthecorrectdriverorthedrivermighthavebeendisabled.Toupdatethedriver,

right-clickthehighlightedadapter.

3.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

–Theswitchportandtheadapterhavethesameduplexsetting.

Ifyouconguredtheadapterforfullduplex,ensurethattheswitchportisalsoconguredforfull

duplex.Settingthewrongduplexmodecandegradeperformance,causedataloss,orresultinlost

connections.

–Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.

CheckwithyourLANadministratorforthenecessarynetworkingsoftware.

•Problem:Theadapterstopsworkingfornoapparentreason.

Solution:Thenetworkdriverlesmaybecorruptormissing.Updatethedriverbyreferringtothe

“Solution”descriptionfortheproceduretoensurethatthecorrectdevicedriverisinstalledinthe

precedingproblem.

•Problem:IfyourcomputerisaGigabitEthernetmodelandyouusetheaspeedof1000Mbps,the

connectionfailsorerrorsoccur.

Solution:

–UseCategory5wiringandensurethatthenetworkcableissecurelyconnected.

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

•Problem:YourcomputerisaFastEthernetmodelandyouusethespeedof100Mbps,butthe

connectionfailsorerrorsoccur.

Solution:

–UseCategory5wiringandensurethatthenetworkcableissecurelyconnected.

–Connecttoa100BASE-TXhub/switch(not100BASE-T4).

•Problem:TheWakeonLANfeatureisnotworking.

Solution:

–EnsurethatWakeonLANisenabledinThinkPadSetup.

–Ifitis,checkwithyourLANadministratorforthenecessarysettings.

•Problem:Yourcomputercannotconnecttothenetworkat1000Mbps.Instead,itconnectsat100Mbps.

Solution:

–Tryanothercable.

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