Table4.Congmenuitems(continued)
MenuitemSubmenuitemSelectionComments
FnandCtrlKeyswap•Disabled
•Enabled
Ifyouselect“Enabled”,the
FnkeyworksastheCtrl
key,andtheCtrlkeyworks
astheFnkey.
Note:Evenwhen
“Enabled”isselected,
youneedtopresstheFn
keytoreturnthecomputer
fromsleepmodetonormal
operation.
FnKeyLock•Disabled
•Enabled
EnableordisabletheFn
keylock.
Keyboard/Mouse
Changeto“F1–F12keys”•Default
•Legacy
Ifyouselect“Default”,
pressingF1–F12initiates
specialfunctionsillustrated
oneachkey.Ifyou
select“Legacy”,youcan
useF1–F12asstandard
functionkeys.
BootDisplayDevice•ThinkPadLCD
•Analog(VGA)
•DigitalonThinkPad
Selectthedisplaydevice
thatistobeactiveatboot
time.Thisselectionis
effectiveforboottime,
passwordprompt,and
ThinkPadSetup.
GraphicsDevice•IntegratedGraphics
•SwitchableGraphics
IntegratedGraphics
provideslongerbatterylife,
andSwitchableGraphics
enhancesperformance.
Display
OSDetectionfor
SwitchableGraphics
•Disabled
•Enabled
Ifyouselect“Enabled,”the
systemUEFIautomatically
switchesthegr aphics
devicesettingtoSwitchable
Graphicsmodeifthe
operatingsystemsupports
thisfeature,andto
IntegratedGraphicsmodeif
theoperatingsystemdoes
notsupportthisfeature.
IntelSpeedStep®
technology(Intel
SpeedStepmounted
modelsonly)
•Disabled
•Enabled
ModeforAC
•MaximumPerformance
•BatteryOptimized
ModeforBattery
•MaximumPerformance
•BatteryOptimized
SelectthemodeofIntel
SpeedSteptechnologyin
theuserUEFIatruntime.
Power
118UserGuide