Action:IftheTransceiverCommunicationsLEDisnoton,reconnectthetransceiverandthekeyboard.
Monitorproblems
Note:Manymonitorshavestatus-indicatorlightsandbuilt-incontrolsforadjustingbrightness,contrast,
width,height,andotherpictureadjustments.However,thecontrolsvaryfrommonitortypetomonitortype.
Forinformationaboutthestatuslightsandusingthecontrols,refertothedocumentationthatcomes
withyourmonitor.
Selectyoursymptomfromthefollowinglist:
•“Wrongcharactersappearonthescreen”onpage105
•“Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity”onpage105
•“Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsomeapplication
programs”onpage105
•“Theimageappearstobeickering”onpage105
•“Theimageisdiscolored”onpage106

Wrongcharactersappearonthescreen

Symptom:Wrongcharactersappearonthescreen.
Action:Havethecomputerserviced.Fordetails,seeChapter11“Gettinginformation,help,andservice”on
page115.

Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiod

ofcomputerinactivity

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiodofcomputer
inactivity.
Action:Thecomputerisprobablysetforenergysavingswiththepower-managementfeature.Ifthe
power-managementfeatureisenabled,disablingitorchangingthesettingsmightsolvetheproblem.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,seeChapter11“Gettinginformation,help,andservice”onpage115.

Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustart

someapplicationprograms

Symptom:Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustartsome
applicationprograms.
Actions:
•Makesurethemonitorsignalcableissecur elyconnectedtothemonitorandthemonit orconnectoron
thecomputer.Aloosecablecancauseintermittentproblems.
•Verifythatthenecessarydevicedriversfortheapplicationprogramsareinstalled.Refertothe
documentationfortheaffectedapplicationprogramtoseeifdevicedriversarerequired.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical
assistance,seeChapter11“Gettinginformation,help,andservice”onpage115.

Theimageappearstobeickering

Symptom:Theimageappearstobeickering.
Chapter10.Troubleshootinganddiagnostics105