Lenovo ThinkCentre E73 - The Image Is Discolored

Actions:
•Makesurethatthemonitorsignalcableissecurelyconnectedtothemonitorandthemonitorconnector
onthecomputer.Aloosecablecancauseintermittentproblems.
•Verifythatthenecessarydevicedriversfortheapplicationprogramsareinstalled.Refertothe
documentationfortheaffectedapplicationprogramtoseeifdevicedriversarerequired.
Iftheseactionsdonotcorrecttheproblem,runthediagnosticprograms(see“Diagnosticprograms”on
page120
forinstructions).Ifyouneedtechnicalassistance,seeChapter11“Gettinginformation,help,and
service”onpage123.
Theimageappearstobeickering
Symptom:Theimageappearstobeickering.
Actions:
•Themonitormightbeoperatinginalow-refreshratedisplaymode.Setthemonitortothehighest,
noninterlacedrefreshratesupportedbyyourmonitorandthevideocontrollerinyourcomputer.
Attention:Usingaresolutionorrefreshratethatisnotsupportedbyyourmonitormightdamageit.Check
thedocumentationthatcomeswithyourmonitortoverifythesupportedrefreshrates.
•Themonitormightbeaffectedbyinterferencefromnearbyequipment.Magneticeldsaroundother
devices,suchastransformers,appliances,uorescentlights,andothermonitorsmightbecausingthe
problem.Moveuorescentdesklightingoranyequipmentthatproducesmagneticeldsfartheraway
fromthemonitor.Ifthisdoesnotcorrecttheproblem,dothefollowing:
1.Turnoffthemonitor.(Movingacolormonitorwhileitisturnedonmightcausescreendiscoloration.)
2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)
apart.
3.Turnonthemonitor.
•YoucanresettherefreshratethroughyouroperatingsystemControlPanel:
OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound➙Adjust
screenresolution➙AdvancedSettings.ThenclicktheMonitortabandselectanewrefreshrate.
OntheWindows8orWindows8.1operatingsystem,openControlPanelandclickHardwareand
Sound➙Adjustscreenresolution➙AdvancedSettings.ThenclicktheMonitortabandselecta
newrefreshrate.
Note:FordetailedinformationonhowtoopenControlPanelonWindows8andWindows8.1,see
“AccessingControlPanelontheWindows8orWindows8.1operatingsystem”onpage20.
•Seeyouroperatingsystemdocumentationorhelpforfurtherinformationonmonitorsettings.
Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.SeeChapter11“Getting
information,help,andservice”onpage123
fordetails.
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.
112ThinkCentreE73UserGuide