User Manual

UpdatingtheBIOS
Whenyouinstallanewprogram,hardwaredevice,ordevicedriver,youmightbeinformedtoupdate
theBIOS.YoucanupdatetheBIOSfromyouroperatingsystemoraflashupdatedisc(supportedonly
onsomemodels).
ToupdatetheBIOS,dothefollowing:
1.Gotohttp://www.lenovo.com/drivers.
2.DownloadtheflashBIOSupdatedriverfortheoperatingsystemversionortheISOimageversion(used
tocreateaflashupdatedisc).Then,downloadtheinstallationinstructionsfortheflashBIOSupdate
driveryoudownload.
3.PrinttheinstallationinstructionsyoudownloadandfollowtheinstructionstoupdatetheBIOS.
Note:IfyouwanttoupdatetheBIOSfromaflashupdatedisc,theinstallationinstructionsmightnotprovide
theinformationabouthowtorecordtheupdatedisc.See“Usingadisc”onpage15.
RecoveringfromaBIOSupdatefailure
TorecoverfromaBIOSupdatefailure,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothe
computer.
2.Removethecomputercover.SeeChapter7“Installingorreplacinghardware”onpage49.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Hardwarelocations”onpage1.
4.RemoveanypartsandcablesthatimpedeyouraccesstotheClearCMOS/Recoveryjumper.
5.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and
pin3).
6.Reinstallthepartsandcablesthatwereremoved.
7.Reinstallthecomputercoverandreconnectanycablesthatweredisconnected.SeeChapter7
“Installingorreplacinghardware”onpage49.
8.TurnonthecomputerandinserttheBIOSupdatediscintotheopticaldrive.Waitafewminutes.The
recoveryprocessbegins.Aftertherecoveryprocessiscompleted,yourcomputerwillshutdown
automatically.
Note:Ifthecomputerdoesnotstartupfromthedisc,selectthediscasthestartupdevice.See
“Selectingatemporarystartupdevice”onpage35.
9.Repeatstep1throughstep4.
10.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).
11.Repeatstep6throughstep7.Then,turnonyourcomputer.
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