Updating(ī²ashing)theBIOS
Thistopicprovidesinstructionsonhowtoupdate(ī²ash)theBIOS.
Notes:
ā¢UpdatetheBIOSonyourserveronlyifthenewerBIOSversionspeciī±callysolvesaproblemyouhave.
WedonotrecommendBIOSupdatesforserversthatdonotneedthem.Youcanviewtheupdated
informationforthenewBIOSversionintheinstallationinstructionsfortheBIOSupdateutilityprogram.
ā¢DowngradingtheBIOStoanearlierversionisnotrecommendedandmightnotbesupported.Anearlier
BIOSversionmightnotsupportthelatestsystemconī±gurations.
ā¢IfthepowertoyourserverisinterruptedwhilethePOSTandBIOSarebeingupdated,yourservermight
notrestartcorrectly.EnsurethatyouperformtheBIOSupdateprocedureinanenvironmentwitha
steadypowersupply.Besides,ensurethatyourservercanrestartsuccessfullywithoutencountering
hardwareproblems.
ā¢IfyouhaveupdatedtheBIOSī±rmware,alltheBIOSsettingsbecomethedefaultsettingsoftheupdated
BIOSversion.Youneedtocheckandreconī±guretheBIOSsettingsforyourspeciī±cneeds.Youcan
selectSaveasUserDefaultsontheSave&ExitmenuintheSetupUtilityprogramtosaveyourcurrent
BIOSsettingsasuserdefaultvaluesbeforeupdatingtheBIOS.Then,youcanselectRestoreUser
DefaultsontheSave&ExitmenuintheSetupUtilityprogramtorestoretheuserdefaultvaluesafter
updatingtheBIOS.Inthiscase,youcankeepyourpreviousBIOSsettingsanddonotneedtoreconī±gure
thesettingsafterupdatingtheBIOS.Youalsocannotedownyourspeciī±cBIOSsettingsbeforeupdating
theBIOSforaneasierreconī±gurationinthenewBIOSversion.
Toupdate(ī²ash)theBIOS,dothefollowing:
1.Gotohttp://www.lenovo.com/driversandfollowtheinstructionsontheWebpagetolocatetheBIOS
updatepackage.
2.DownloadtheBIOSupdatepackageandtheinstallationinstructionsinaTXTī±le.
3.PrinttheTXTī±lethatcontainstheinstallationinstructionsandfollowtheinstructionstoupdate(ī²ash)
theBIOS.
4.DooneofthefollowingaftertheBIOSupdateprocessiscompleted:
ā¢IfyouhavesavedyourBIOSsettingsasuserdefaultvaluesbeforeupdatingtheBIOS,selectRestore
UserDefaultsontheSave&ExitmenuintheSetupUtilityprogramtorestoretheuserdefault
values.Then,checkiftheuserdefaultvaluesmeetyourcurrentrequirements.
ā¢Checkandreconī±guretheBIOSsettingsforyourspeciī±cneedsbasedonyournoteorreferto
āUsingtheSetupUtilityprogramāonpage59.
RecoveringfromaBIOSupdatefailure
IfthepowertoyourserverisinterruptedwhiletheBIOSisbeingupdated,yourservermightnotrestart
correctly.Ifthishappens,performthefollowingproceduretorecoverfromtheBIOSupdatefailure.
Note:IftheoperatingsystemofyourserverisinstalledunderEFImode,youneedtoreinstalltheoperating
systemafterrecoveringtheBIOS.
TorecoverfromaBIOSupdatefailure,dothefollowing:
1.Gotohttp://www.lenovo.com/driversandfollowtheinstructionsontheWebpagetodownloadaBIOS
updatepackage.Then,puttheamiboot.romī±lecontainedinthepackageintotherootdirectoryof
abootableUSBkey.
2.Removeallmediafromthedrivesandturnoffallattacheddevicesandtheserver.Then,disconnectall
powercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtotheserver.
3.Iftheserverisinstalledinarackcabinet,removetheserverfromtherackcabinetandplaceitonaī²at,
clean,andstatic-protectivesurface.SeetheRackInstallationInstructionsthatcomeswiththeserver.
66ThinkServerRD430UserGuide