Lenovo E73 Betriebsanweisung PDF herunterladen (Seite 96)

Updating(ﬂashing)theBIOSfromyouroperatingsystem

Note:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubject

tochangewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.

Toupdate(ﬂash)theBIOSfromyouroperatingsystem,dothefollowing:

1.Gotohttp://www.lenovo.com/support.

2.ClickDownloadDrivers&Software.

3.ClickUseQuickPath.

4.Typethe4-digitmachinetypeforyourcomputerintheQuickPathﬁeldandthenclickFindMyProduct.

5.ClickBIOS.

6.LocatetheBIOSversionthatyouwanttodownload.

7.ClickClickforﬁles.Allavailableﬁleswillbedisplayed.

8.Clickthelinkforthereadmeﬁlethatcontainstheinstructionsforupdating(ﬂashing)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.See“Removingthecomputercover”onpage35.

3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem

board”onpage13.

4.RemoveanycablesthatimpedeaccesstotheClearCMOS/Recoveryjumper.

5.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and

pin3).

6.ReconnectanycablesthatweredisconnectedandreinstallthePCIExpresscardifremoved.

7.Reinstallthecomputercoverandreconnectthepowercordsforthecomputerandmonitortoelectrical

outlets.See“Completingthepartsreplacement”onpage66.

8.TurnonthecomputerandtheninsertthePOSTandBIOSupdate(ﬂashupdate)discintotheoptical

drive.Waitafewminutes.Then,therecoverysessionbegins.Therecoverysessionwilltaketwoto

threeminutes.Duringthistime,awarningmessagewillbedisplayedandnoactionisneededfromyou.

9.Aftertherecoverysessioniscompleted,therewillbenovideo,andyourcomputerwillautomatically

turnoff.

10.Repeatstep1throughstep4.

11.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).

12.ReconnectanycablesthatweredisconnectedandreinstallthePCIExpresscardifremoved.

13.Reinstallthecomputercoverandreconnectanycablesthatweredisconnected.

14.Turnonthecomputertorestarttheoperatingsystem.

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Lenovo E73 Betriebsanweisung Seite 96