Lenovo ThinkCentre Edge 92 - Updating (Flashing) the BIOS from Your Operating System; Recovering from a POST;BIOS Update Failure

Note:Youcandownloadaself-startingbootablediscimage(knownasanISOimage)withthesystem
programupdatestocreateasystem-program-updatedisc.Goto:
http://www.lenovo.com/support
Toupdate(ash)theBIOSfromadisc,dothefollowing:
1.Turnoffyourcomputer.
2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhentheStartupDevice
Menuwindowopens,releasetheF12key.
3.OntheStartupDeviceMenuwindow,selectthedesiredopticaldriveasthestartupdevice.Then,insert
thediscintothisopticaldriveandpressEnter.Theupdatebegins.
4.Whenpromptedtochangetheserialnumber,itissuggestedthatyoudonotmakethischangeby
pressingN.However,ifyoudowanttochangetheserialnumber,pressY,thentypeintheserialnumber
andpressEnter.
5.Whenpromptedtochangethemachinetypeandmodel,itissuggestedthatyoudonotmakethis
changebypressingN.However,ifyoudowanttochangethemachinetypeandmodel,pressY,then
typeinthemachinetypeandmodelandpressEnter.
6.Followtheinstructionsonthescreentocompletetheupdate.Aftertheupdateiscompleted,removethe
discfromtheopticaldrive.
Updating(ashing)theBIOSfromyouroperatingsystem
Note:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubject
tochangewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.
Toupdate(ash)theBIOSfromyouroperatingsystem,dothefollowing:
1.Gotohttp://www.lenovo.com/support.
2.ClickDownloadDrivers&Software.
3.ClickUseQuickPath.
4.Typethe4-digitmachinetypeforyourcomputerintheQuickPatheldandthenclickFindMyProduct.
5.ClickBIOS.
6.LocatetheBIOSversionthatyouwanttodownload.
7.ClickClickforles.Allavailableleswillbedisplayed.
8.Clickthelinkforthereadmelethatcontainstheinstructionsforupdating(ashing)theBIOSfrom
youroperatingsystem.
9.Printtheseinstructions.Thisisveryimportantbecausetheseinstructionswillnotbedisplayedon
thescreenafterthedownloadbegins.
10.Followtheprintedinstructionstodownload,extract,andinstalltheupdate.
RecoveringfromaPOST/BIOSupdatefailure
IfthepowertoyourcomputerisinterruptedwhilethePOSTandBIOSisbeingupdated,yourcomputer
mightnotrestartcorrectly.Ifthishappens,performthefollowingproceduretorecoverfromthePOSTand
BIOSupdatefailure.ThisprocedureiscommonlycalledBoot-blockRecovery.
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem
board”onpage74
.
164ThinkCentreEdgeHardwareMaintenanceManual