Chapter6.Troubleshooting,diagnostics,andrecovery
Thischapterprovidessolutionstoresolveyourcomputerproblems.Followthestepsinthebasicprocedure
forresolvingcomputerproblems,whichhelpsyoumakegooduseofthetroubleshooting,diagnostics,
andrecoveryinformation.
•“Basicprocedureforresolvingcomputerproblems”onpage43
•“Troubleshooting”onpage43
•“Diagnosingproblems”onpage51
•“Recoveryinformation”onpage52
Basicprocedureforresolvingcomputerproblems
Itisrecommendedthatyouusethefollowingproceduretoresolvecomputerproblemsyouareexperiencing:
1.Ensurethat:
a.Thecablesforallconnecteddevicesareconnectedcorrectlyandsecurely.
b.Allconnecteddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning
electricaloutlets.
c.AllconnecteddevicesareenabledintheBIOSsettingsofyourcomputer.See“Enablingordisabling
adevice”onpage33
.
Iftheseactionsdonotresolveyourproblem,continuewiththenextstep.
2.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetects
avirus,removethevirus.Iftheantivirusprogramdoesnotresolveyourproblem,continuewiththe
nextstep.
3.Goto“Troubleshooting”onpage43andfollowtheinstructionsforthetypeofproblemyouare
experiencing.Ifthesetroubleshootinginstructionsdonotresolveyourproblem,continuewiththe
nextstep.
4.Runthediagnosticprogram.See“Diagnosingproblems”onpage51.Ifthediagnosticprogramdoes
notresolveyourproblem,continuewiththenextstep.
5.Recoveryouroperatingsystem.See“Recoveryinformation”onpage52.
6.Ifnoneoftheseactionssolveyourproblem,contacttheLenovoCustomerSupportCenter.Foralistof
LenovoSupportphonenumbers,gotohttp://www.lenovo.com/support/phone.Formoreinformation
abouthelp,service,andtechnicalassistance,seeChapter8“Gettinginformation,help,andservice”
onpage99
.
Troubleshooting
Attention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Read
thisfirst:Importantsafetyinformation”onpageiii.
Usethetroubleshootinginformationtofindsolutionstoproblemsthathavedefinitesymptoms.
Startupproblems
Thecomputerdoesnotstartupwhenyoupressthepowerbutton.
Solutions:
©CopyrightLenovo2017
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