Product Manual - Page 134

For 20C600AAUS.

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Table6.Startupmenuitems
Menuitem
SelectionComments
Boot
Selectthebootdevicewhenyou
pressthepowerbuttontoturnonthe
computer.
NetworkBoot
Selectthebootdevicewhenthe
computerwakesfromLAN.IfWake
OnLANisenabled,anetwork
administratorcanturnonallofthe
computersinaLANremotelybyuse
ofnetworkmanagementsoftware.
UEFI/LegacyBoot
Both
UEFIOnly
LegacyOnly
UEFI/LegacyBootPriority
UEFIFirst
LegacyFirst
CSMSupport(forUEFIOnly)
No
Y es
Selectsystembootcapability.
Both:Selectpriorityofboot
optionsbetweenUEFIandLegacy.
UEFIOnly:Thecomputerwillstart
fromtheUEFI-enabledoperating
system.
LegacyOnly:Thecomputerwill
bootfromanyoperatingsystem
otherthantheUEFI-enabledone.
Note:IfyouselectUEFIOnly,the
computercannotstartfromthe
bootabledevicesthatdonothavethe
UEFI-enabledoperatingsystem.
CompatibilitySupportModule(CSM)
isrequiredforstartingthelegacy
operatingsystem.IfyouselectUEFI
Only,CSMSupportisselectable.
ForBothorLegacyOnlymode,CSM
Supportisnotselectable.
BootMode
Quick
Diagnostics
ScreenduringthePOST:
Quick:TheThinkPadLogoscreen
isdisplayed.
Diagnostics:Testmessagesare
displayed.
Note:YoucanalsoenterDiagnostic
modebypressingEscduringPOST.
OptionKeyDisplay
Disabled
Enabled
IfyouselectDisabled,thenthe
message“Tointerruptnormalstartup,
pressEnter”isnotdisplayedduring
thePOST.
BootDeviceListF12Option
Disabled
Enabled
IfyouselectEnabled,theF12key
isrecognizedandtheBootMenu
windowisdisplayed.
BootOrderLock
Disabled
Enabled
IfyouselectDisabled,yourcomputer
willbootusingthedefaultpriority.If
youselectEnabled,yourcomputer
willbootusingthepriorityyouhave
customized.
118UserGuide
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