2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)
apart.
3.Turnonthemonitor.
•YoucanresettherefreshratethroughyouroperatingsystemControlPanel.
OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound➙Adjust
screenresolution➙AdvancedSettings.ThenclicktheMonitortabandselectanewrefreshr ate.
•Seeyouroperatingsystemdocumentationorhelpforfurtherinformationonmonitorsettings.
Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.SeeChapter11“Getting
information,help,andservice”onpage109fordetails.

Theimageisdiscolored

Symptom:Theimageisdiscolored.
Action:Themonitormightbeaffectedbyinterferencefromnearbyequipment.Magneticeldsaroundother
devices,suchastransformers,appliances,uorescentlights,andothermonitorsmightbecausingthe
problem.Moveuorescentdesklightingoranyequipmentthatproducesmagneticeldsfurtherawayfrom
themonitor .Ifthisdoesnotcorrecttheproblem,dothefollowing:
1.Turnoffthemonitor.(Movingacolormonitorwhileitisturnedonmightcausescreendiscoloration.)
2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)apart.
3.Turnonthemonitor.
Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.SeeChapter11“Getting
information,help,andservice”onpage109fordetails.
Networkingproblems
Thefollowingarethemostcommonnetworkingproblems.Selectyournetworkingproblemfromthe
followinglist:
•“Ethernetproblems”onpage100
•“AwirelessLANproblem”onpage102
•“AwirelessWANproblem”onpage102
•“Bluetoothproblems”onpage102
Formor einformation,see“HelpandSupport”onpage109.

Ethernetproblems

ForE thernetproblems,selectyoursymptomfromthefollowinglist:
•“Yourcomputercannotconnecttothenetwork”onpage100
•“Theadapterstopsworkingfornoappar entreason”onpage101
•“IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnectionfails
orerrorsoccur”onpage101
•“IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Inst ead,it
connectsat100Mbps”onpage101
Yourcomputercannotconnecttothenetwork
Symptom:Yourcomputercannotconnecttothenetwork.
Actions:Makesurethat:
100ThinkCentreUserGuide