ThinkPad X140e - Troubleshooting Connectivity Issues

Note:TheBootmenuwillbedisplayedwhentheoperatingsystemisnotfoundorwhenthecomputer
cannotbootfromanydevices.
Bootsubmenu
Thefollowinglist,showingtheorderinwhichdeviceswillbestartedup,isalwaysdisplayed.Evendevices
thatarenotattachedtoorinstalledonyourcomputerarelisted.Foreachdevicethatisattachedtoor
installedonthecomputer,informationaboutitispresentedafterthecolon.
1.USBCD:
2.USBFDD:
3.ATAHDD0:
4.USBHDD:
5.PCILAN:
OtheritemsontheStartupmenu
ThefollowingitemsalsoaredisplayedontheStartupmenuoftheThinkPadSetupprogram:
•NetworkBoot:SpecifythetopprioritybootdevicetobeusedwhenthecomputerwakesfromLAN.
•UEFI/LegacyBoot:Selectsystembootcapability.
•UEFI/LegacyBootPriority:SelectabootprioritybetweenUEFIandLegacy.
•BootMode:Enableordisablethediagnosticsbootmode.
•OptionKeyDisplay:Choosewhethertodisplaytheoptionkeymessagewhenthesystemisbooted.
•BootdeviceListF12Option:Choosewhethertodisplaythepop-uplistofthebootdevices.
•BootOrderLock:Enableordisablethedefaultbootpriorityorcustomizedbootpriority.
ThefollowingtableshowsthecontentsoftheStartupmenu.
Notes:
•Someitemsaredisplayedonthemenuonlyifthecomputersupportsthecorrespondingfeatures.
•Defaultvaluesareinboldface.
Table6.Startupmenuitems
Menuitem
SelectionComments
Boot
Referto“Changingthestartup
sequence”onpage87.
NetworkBoot
Referto“Bootsubmenu”onpage88
.
UEFI/LegacyBoot
•Both
–UEFI/LegacyBootPriority
–UEFIFirst
–LegacyFirst
•UEFIOnly
•LegacyOnly
CSMSupport(forUEFIOnly)
•Yes
•No
Selectsystembootcapability.
•Both:Selectpriorityofboot
optionsbetweenUEFIandLegacy.
•UEFIOnly:Thesystemwillboot
fromtheUEFIenabledoperating
system.
•LegacyOnly:Thesystemwillboot
fromanyoperatingsystemother
thantheUEFIenabledone.
Note:IfyouselectUEFIOnly,
thesystemcannotbootfromthe
bootabledevicesthatdonothavethe
UEFIenabledoperatingsystem.
88UserGuide