Lenovo ThinkPad E550 - Page 91

ThefollowingtableliststheStartupmenuitems.Defaultvaluesareinboldface.
Note:Someitemsaredisplayedonthemenuonlyifthecomputersupportsthecorrespondingfeatures.
Table5.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
•Yes
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.
Chapter6.Advancedconfiguration75