Lenovo ThinkPad E455 - Problems with the Display and Multimedia Devices

Startupmenu
Tochangethestartupsettingsofyourcomputer,selecttheStartuptabfromtheThinkPadSetupmenu.
Attention:
•Afteryouchangethestartupsequence,ensurethatyouselectacorrectdeviceduringacopy,asave,ora
formatoperation.Otherwiseyourdatamightbeerasedoroverwritten.
•IfyouareusingtheBitLocker™driveencryption,donotchangethestartupsequence.BitLockerdrive
encryptionlocksthecomputerfromstartingoncedetectsthechangeofstartupsequence.
Tochangethestartupsequencetemporarilysothatthecomputerstartsfromadesireddrive,dothefollowing:
1.Turnoffthecomputer.
2.Turnonthecomputer.WhentheThinkPadlogoisdisplayed,presstheF12key.
3.Selectthedevicethatyouwantthecomputertostartfrom.
Note:TheBootmenuwillbedisplayedifthecomputercannotstartfromanydevicesortheoperating
systemcannotbefound.
ThefollowingtableliststheStartupmenuitems.Defaultvaluesareinboldface.Themenuitemsmight
changewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.
Note:Someitemsaredisplayedonthemenuonlyifthecomputersupportsthecorrespondingfeatures.
Table4.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.
Chapter6.Advancedconfiguration71