Chapter9.Troubleshootingcomputerproblems
Thischapterprovidesinformationonwhattodoifyouexperienceaproblemwithyourcomputer.
Thischaptercontainsthefollowingtopics:
•“Diagnosingproblems”onpage125
•“Troubleshooting”onpage125

Diagnosingproblems

Ifyouexperienceproblemswithyourcomputer,usetheLenovoSolutionCenterprogramasastarting
pointforsolvingthem.
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.
Notes:
•TheLenovoSolutionCenterprogramcanbedownloadedfromhttp://www.lenovo.com/diags.
•IfyouareusingotherWindowsoperatingsystemratherthanWindows7andWindows8,goto
http://www.lenovo.com/diagsforthelatestinformationondiagnosticsforyourcomputer.
IfyourcomputerisinstalledwiththeWindows7operatingsyst em,whenyouaresettingupyourcomputer,
theLenovoSolutionCenterprogrampromptsyoutocreaterecoverymedia,whichyoucanusetorestore
theharddiskdrivetothefactorydefaultstate.Formoreinformation,see“Creatingandusingarecovery
media”onpage59.
ToruntheLenovoSolutionCenterprogram,see“ AccessingLenovoprogramsontheWindows7operating
system”onpage16.
Foradditionalinformation,refertotheLenovoSolutionCenterhelpsystem.
Note:Ifyouareunabletoisolateandr epairtheproblemyourselfafterrunningtheprogram,saveandprint
thelogles.YouwillneedthelogleswhenyouspeaktoaLenovotechnicalsupportrepresentative.

Troubleshooting

Ifyourcomputerhasanerror,ittypicallydisplaysamessageoranerrorcode,orabeepsoundswhen
youturniton.Whenyouexperienceaproblem,refertothecorrespondingsectionsinthistopictotryto
solvetheproblembyyourself.

Computerstopsresponding

Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourcomputeriscompletelyunresponsive(youcannotusetheThinkPadpointingdeviceorthekeyboard),
dothefollowing:
1.P ressandholdthepowerbuttonuntilthecomputerturnsoff.Afterthecomputeristurnedoff,restartby
pressingthepowerbutton.Ifthecomputerdoesnotturnon,continuewithstep2.
Note:Donotr emovethebatteryandtheacpoweradaptertoresetthecomputer.
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