User guide

Chapter10.Troubleshootingcomputerproblems

Thischapterprovidesinformationonwhattodoifyouexperienceaproblemwithyourcomputer.

•“Diagnosingproblems”onpage123

•“Troubleshooting”onpage123

Diagnosingproblems

Ifyouexperienceproblemswithyourcomputer,usetheLenovoSolutionCenterprogramasastarting

pointforsolvingthem.

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along

withhintsandtipsformaximumsystemperformance.

Notes:

•TheLenovoSolutionCenterprogramalsoisavailablefordownloadedat:

http://www.lenovo.com/diags.

•IfyouareusingotherWindowsoperatingsystemratherthanWindows7andWindows8,youcanndthe

latestinformationaboutdiagnosticsforyourcomputerat:

http://www.lenovo.com/diagnose

IfyourcomputerisinstalledwiththeWindows7operatingsystem,whenyouaresettingupyourcomputer,

theLenovoSolutionCenterprogrampromptsyoutocreaterecoverymedia,whichyoucanusetorestorethe

harddiskdrivetothefactorydefaultstate.Formoreinformation,see“Performingbackupandrecovery

operations”onpage60

ToruntheLenovoSolutionCenterprogram,see“Lenovoprograms”onpage14.

Foradditionalinformation,refertotheLenovoSolutionCenterhelpsystem.

Note:IfyouareunabletoisolateandrepairtheproblemyourselfafterrunningLenovoSolutionCenter

program,saveandprinttheloglescreatedbytheprogram.Youwillneedthelogleswhenyouspeaktoa

Lenovotechnicalsupportrepresentative.

Troubleshooting

Ifyourcomputerhasanerror,ittypicallydisplaysamessageoranerrorcode,orabeepsoundswhen

youturniton.Whenyouexperienceaproblem,refertothecorrespondingsectionsinthistopictotryto

solvetheproblembyyourself.

Computerstopsresponding

Printtheseinstructionsnowandkeeptheinstructionswithyourcomputerforreferencelater.

Ifyourcomputeriscompletelyunresponsive(youcannotusetheTrackPointpointingdeviceorthe

keyboard),dothefollowing:

1.Pressandholdthepowerbuttonforfoursecondsormoretoturnoffthecomputer.

•Ifthecomputeristurnedoff,restartthecomputerbypressingthepowerbutton.Ifthecomputer

doesnotturnon,continuewithstep2.

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