•ForWindows8orWindows8.1:See“AccessingControlPanelontheWindows8orWindows
8.1operatingsystem”onpage38
.
•ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu,andthenclick
ControlPanel.
b.ViewControlPanelusingLargeiconsorSmallicons,andthenclickRecovery➙OpenSystem
Restore.
c.Followtheinstructionsonthescreen.
Ifthisdoesnotcorrecttheproblem,continuewiththenextstep.
6.Runthediagnosticprogram.See“LenovoSolutionCenter”onpage54formoreinformation.
•Ifthediagnosticprogramdetectsahardwarefailure,contacttheLenovoCustomerSupportCenter.
See“LenovoSupportWebsite”onpage34
formoreinformation.
•Ifyouareunabletorunthediagnosticprogram,contacttheLenovoCustomerSupportCenter.See
“LenovoSupportWebsite”onpage34formoreinformation.
•Ifthediagnosticprogramdoesnotdetectahardwarefailure,continuewiththenextstep.
7.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetectsa
virus,removethevirus.
8.Ifnoneoftheseactionssolvetheproblem,seektechnicalassistance.See“LenovoSupportWeb
site”onpage34formoreinformation.
Troubleshooting
Usethetroubleshootinginformationtofindsolutionstoproblemsthathavedefinitesymptoms.
Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:
1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,ensurethatyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.
2.Runthediagnosticprogramtoensurethatyourcomputerisoperatingcorrectly.
3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.
Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
•“Audioproblems”onpage40
•“CDproblems”onpage41
•“DVDproblems”onpage42
•“Intermittentproblems”onpage43
•“Keyboard,mouse,orpointingdeviceproblems”onpage44
•“Monitorproblems”onpage45
•“Networkingproblems”onpage47
•“Optionproblems”onpage49
•“Performanceandlockupproblems”onpage50
•“Printerproblems”onpage51
•“Serialportproblems”onpage52
•“Softwareproblems”onpage52
•“USBproblems”onpage53
Chapter5.Troubleshootinganddiagnostics39