ThinkPad X230 - Managing Your Battery Power; Power-Saving Modes

•Alwaysusepower-savingmodes,suchasscreenblank,sleep,andhibernation.
Managingyourbatterypower
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
•ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.Forinstructionson
howtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7operating
system”onpage14
.
•ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options.ThenclickChangeplansettingsthatisnexttoyourpowerplan.
Formoreinformation,refertothehelpinformationsystemoftheprogram.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofthebatterypower.
Understandingthepower-savingmodes
•Screenblank(fortheWindows7operatingsystemonly)
Thecomputerdisplayrequiresconsiderablebatterypower.Toturnoffpowertothedisplay,right-clickthe
batterygaugeiconfromtheWindowsnoticationareaandselectPoweroffdisplay.
•Sleep
Insleepmode,yourworkissavedtomemory,andthenthesolid-statedriveortheharddiskdriveandthe
computerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.
Toputyourcomputerintosleepmode,pressFn+F4.Toreturnfromsleepmode,presstheFnkey.
Dependingonthecomputermodel,yourcomputermightsupportthe30DayStandbyfunction.Whenthis
functionisenabled,thecomputerconsumesevenlesspowerinsleepmodeandtakesonlyseconds
toresumenormaloperationwhenyoupressthepowerbutton.Formoreinformationaboutthe30Day
Standbyfunction,dothefollowing:
–ForWindows7:RefertothehelpinformationsystemofthePowerManagerprogram.Forinstructions
onhowtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7
operatingsystem”onpage14
.
–ForWindows8:OpentheLenovoSettingsprogramandclickPower.
•Hibernation
Byusingthismode,youcanturnoffyourcomputercompletelywithoutsavinglesorexitingfromany
programsthatarerunning.Whenthecomputerentershibernation,allopenprograms,folders,andles
aresavedtotheharddisk,andthenthecomputerturnsoff.
Toputthecomputerintohibernationmode,changeyourpowerplansettings.Toaccesspowerplan
settings,dothefollowing:
–ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.Forinstructions
onhowtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7
operatingsystem”onpage14.
–ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options.ThenclickChangeplansettingsthatisnexttoyourpowerplan.
•Wirelessoff
Whenyouarenotusingthewirelessfeatures,suchasBluetoothorwirelessLAN,turnthemoff.Thiswill
helpconservepower.Toturnoffthewirelessfeatures,pressFn+F5orusethewirelessradioswitch.
Chapter2.Usingyourcomputer31