fromotherlayersofsoftwareintoelectricalsignalsthatthecomputerhardwarecanexecute.Youcanusethe
SetupUtilityprogramtovieworchangetheconfigurationsettingsofyourcomputer.See“UsingtheSetup
Utilityprogram”onpage37
fordetailedinformation.
Thesystemboardofyourcomputerhasamodulecalledelectricallyerasableprogrammableread-only
memory(EEPROM,alsoreferredtoasflashmemory).ItenablesyoutoupdatethePOST,theBIOS,and
theSetupUtilityprogrameasily.Toperformsuchanupdate,youcaneitherstartyourcomputerwitha
system-program-updatediscorrunaspecialupdateprogramfromyouroperatingsystem.
LenovomightmakechangesandenhancementstothePOSTandBIOS.Whenupdatesarereleased,they
areavailableasdownloadablefilesontheLenovoWebsiteathttp://www.lenovo.com.Instructionsforusing
thePOSTandBIOSupdatesareavailableinaTXTfilethatisincludedwiththeupdatefiles.Formost
models,youcandownloadanupdateprogramthatcanbeusedtocreateasystem-program-updatedisc
orberunfromtheoperatingsystem.
ChangingtheBIOSsettingsbeforeinstallinganewoperatingsystem
BIOSsettingsvarybyoperatingsystem.ChangetheBIOSsettingsbeforeinstallinganewoperatingsystem.
TochangetheBIOSsettings,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage37.
2.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault.
3.Dependingontheoperatingsystemtobeinstalled,dooneofthefollowing:
•ToinstalltheWindows8(64-bit)orWindows8.1(64-bit)operatingsystem,selectEnabled.
•ToinstallanoperatingsystemotherthanWindows8(64-bit)orWindows8.1(64-bit),selectDisabled.
4.SelectYesinthewindowdisplayedandpressEntertoconfirmyourselection.
5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage42.
UpdatingtheBIOSfromadisc
Thissectionprovidesinstructionsonhowtoupdate(flash)theBIOSfromadiscontheWindows8.1(64-bit)
operatingsystemandonotheroperatingsystems.
Note:Youcandownloadaself-startingbootablediscimage(knownasanISOimage)withthesystem
programupdatestocreateasystem-program-updatedisc.Goto:
http://www.lenovo.com/support
Toupdate(flash)theBIOSfromadiscontheWindows8.1(64-bit)operatingsystem,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage37.
2.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault➙Disabled.
3.SelectYesinthewindowdisplayedandpressEntertoconfirmyourselection.
4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage42.
5.Turnoffyourcomputer.
6.Pressthepowerbuttontoturnonthecomputer.ThenrepeatedlypressandreleasetheF12keyuntilthe
StartupDeviceMenuwindowopens.
7.FromtheStartupDeviceMenuwindow,selectthedesiredopticaldriveasthestartupdevice.Then,
insertthediscintothisopticaldriveandpressEnter.Theupdatebegins.
Chapter5.Advancedconfiguration43
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