Lenovo ThinkServer TS140 - Page 38

Systemprogramsarethebasiclayerofsoftwarebuiltintoyourserver.SystemprogramsincludethePOST,
theUEFIBIOS,andtheSetupUtilityprogram.ThePOSTisasetoftestsandproceduresthatareperformed
eachtimeyouturnonyourserver.TheUEFIBIOSisalayerofsoftwarethattranslatesinstructionsfrom
otherlayersofsoftwareintoelectricalsignalsthattheserverhardwarecanexecute.Youcanusethe
SetupUtilityprogramtovieworchangetheconfigurationsettingsofyourserver.See“UsingtheSetup
Utilityprogram”onpage19
.
LenovomightmakechangesandenhancementstotheBIOS.Whenupdatesarereleased,theyareavailable
fordownloadontheLenovoWebsiteathttp://www.lenovo.com/drivers.
YoualsocanusetheFirmwareUpdaterprogramtohelpyoukeeptheserverfirmwareup-to-date.See
“ThinkServerEasyUpdateFirmwareUpdater”onpage9.
Updating(flashing)theBIOS
Thistopicprovidesinstructionsonhowtoupdate(flash)theBIOS.
Notes:
•UpdatetheBIOSonyourserveronlyifthenewerBIOSversionspecificallysolvesaproblemyouhave.
WedonotrecommendBIOSupdatesforserversthatdonotneedthem.Youcanviewtheupdated
informationforthenewBIOSversionintheinstallationinstructionsfortheBIOSupdatepackage.
•DowngradingtheBIOStoanearlierversionisnotrecommendedandmightnotbesupported.Anearlier
BIOSversionmightnotsupportthelatestsystemconfigurations.
•IfthepowertoyourserverisinterruptedwhilethePOSTandBIOSarebeingupdated,yourservermight
notrestartcorrectly.EnsurethatyouperformtheBIOSupdateprocedureinanenvironmentwitha
steadypowersupply.Besides,ensurethatyourservercanrestartsuccessfullywithoutencountering
hardwareproblems.
•IfyouhaveupdatedtheBIOSfirmware,alltheBIOSsettingsbecomethedefaultsettingsoftheupdated
BIOSversion.YouneedtocheckandreconfiguretheBIOSsettingsforyourspecificneeds.You
alsocanrecordyourspecificBIOSsettingsbeforeupdatingtheBIOSforaneasierreconfigurationin
thenewBIOSversion.
Toupdate(flash)theBIOS,dothefollowing:
1.Gotohttp://www.lenovo.com/driversandfollowtheinstructionsontheWebpagetolocatetheBIOS
updatepackage.
2.DownloadtheBIOSupdatepackageandtheinstallationinstructionsinaTXTfile.
3.PrinttheTXTfilethatcontainstheinstallationinstructionsandfollowtheinstructionstoupdate(flash)
theBIOS.
4.CheckandreconfiguretheBIOSsettingsforyourspecificneedsbasedonyournoteorreferto“Using
theSetupUtilityprogram”onpage19.
RecoveringfromaBIOSupdatefailure
IfthepowertoyourcomputerisinterruptedwhilethePOSTandBIOSisbeingupdated,yourcomputer
mightnotrestartcorrectly.Ifthishappens,performthefollowingproceduretorecoverfromthePOSTand
BIOSupdatefailure.ThisprocedureiscommonlycalledBoot-blockRecovery.
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingtheservercover”onpage37.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem
board”onpage13.
4.RemoveanycablesthatimpedeaccesstotheClearCMOS/Recoveryjumper.
26ThinkServerTS140UserGuide