Lenovo ThinkPad Edge E425 - Updating Your System UEFI BIOS

Table6.Startupmenuitems(continued)
Menuitem
SelectionComments
Note:Youcanalsoenterthe
“Diagnostic”modebypressingEsc
duringPOST.
OptionKeysDisplay
•Disabled
•Enabled
Ifyouselect“Disabled,”thenthe
message“Tointerruptnormalstartup,
pressEnter”isnotdisplayedduring
thePOST.
BootDeviceListF12Option
•Disabled
•Enabled
Ifyouselect“Enabled,”theF12key
isrecognizedandtheBootMenuis
displayed.
BootOrderLock
•Disabled
•Enabled
Ifyouselect“Enabled,”theBoot
PriorityOrderislockedforyourfuture
use.
UpdatingyoursystemUEFIBIOS
TheUniedExtensibleFirmwareInterface(UEFI)BIOSisapartofthesystemprogramsthatmakeupthe
basiclayerofsoftwarebuiltintoyourcomputer.TheUEFIBIOStranslatestheinstructionsfromother
softwarelayers.
Yourcomputersystemboardhasamodulecalledelectricallyerasableprogrammableread-onlymemory
(EEPROM,alsoreferredtoasashmemory).YoucanupdatetheUEFIBIOSandtheConguration/ThinkPad
Setupprogrambystartingyourcomputerwithaashupdateopticaldiscorashupdatetoolapplication
runningintheWindowsenvironment.
Insomeinstanceswhenyouaddsoftware,hardware,oradevicedriver,youmightbeinformedthatyou
needtoupdateyourUEFIBIOSinorderforthenewadditiontoworkproperly.
ToupdateyourUEFIBIOS,gotothefollowingWebsiteandfollowtheinstructionsonthescreen:
http://www.lenovo.com/ThinkPadDrivers
Chapter7.Advancedconguration105