IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur
Symptom:IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnection
failsorerrorsoccur.
Actions:
•UseCategory5wiringandmakesurethatthenetworkcableissecurelyconnected.
•Connecttoa1000BASE-Thub/switch(not1000BASE-X).
IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps
Symptom:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.
Actions:
•Tryanothercable.
•Makesurethatthelinkpartnerissettoauto-negotiate.
•Makesurethattheswitchis802.3ab-compliant(gigabitovercopper).
AwirelessLANproblem
Symptom:Youcannotconnectusingthebuilt-inwirelessnetworkingcard.
Actions:
•MakesurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandverifythedriver
versionsupportedbyAccessConnectionsisthelatestdocumentedinthereadmele.
•Makesurethatyourcomputeriswithinrangeofawirelessaccesspoint.
•Makesurethatthewirelessradioisenabledbydouble-clickingtheAccessConnectionsiconinthe
Windowsnoticationarea.
Note:OntheWindows7operatingsystem,clickShowhiddeniconsintheWindowsnotication
area.TheAccessConnectionsiconisdisplayed.Formoreinformationabouttheicon,seetheHelpin
AccessConnections.
•CheckNetworkName(SSID),andyourencryptioninformation.UseAccessConnectionstoverifythis
case-sensitiveinformation.
AwirelessWANproblem
Message:UnauthorizedWANcardispluggedin-PoweroffandremovetheWANcard.
Action:TheWANcardisnotsupportedonthiscomputer.Removeit.
Note:SomecomputermodelsdonothaveawirelessWAN.
Bluetoothproblems
ForBluetoothproblems,selectyoursymptomfromthefollowinglist:
•“SounddoesnotcomefromtheBluetoothheadphone”onpage91
•“PIMitemssentfromtheWindows7operatingsystemcannotbereceivedcorrectly”onpage91
90ThinkCentreEdgeUserGuide
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