Managingyourbatterypower
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
•ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.F orinstructionson
howtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7oper ating
system”onpage15.
•ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options.ThenclickChangeplansettings.
Formoreinformation,refertothehelpinformationsystemoftheprogram.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofthebatterypower.
Understandingthepower-savingmodes
•Screenblank(fortheWindows7operatingsystemonly)
Thecomputerdisplayrequiresconsiderablebatterypower.T oturnoffpowertothedisplay,right-clickthe
batterygaugeiconfromtheWindowsnoticationareaandselectPoweroffdisplay.
•Sleep
Insleepmode,yourworkissavedtomemory,andthenthesolidstatedriveortheharddiskdriveandthe
computerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.
Toputyourcomputerintosleepmode,pressFn+F4.Toreturnfromsleepmode,presstheFnkey.
Dependingonthecomputermodel,yourcomputermightsupportthe30DayStandbyfunction.Whenthis
functionisenabled,thecomputerconsumesevenlesspowerinsleepmodeandtakesonlyseconds
toresumenormaloperationwhenyoupressthepowerbutt on.Formoreinformationaboutthe30Day
Standbyfunction,dothefollowing:
–ForWindows7:RefertothehelpinformationsystemofthePowerManagerprogram.Forinstructions
onhowtostartthePowerManagerprogram,see“AccessingLenovopr ogramsontheWindows7
operatingsystem”onpage15.
–ForWindows8:OpentheLenovoSettingspr ogramandclickPower.
•Hibernation
Byusingthismode,youcanturnoffyourcomputercompletelywithoutsavinglesorexitingfromany
programsthatarerunning.Whenthecomputerentershibernation,allopenprograms,folders,andles
aresavedtotheharddisk,andthenthecomput erturnsoff.
Toputthecomputerintohibernationmode,changeyourpowerplansettings.T oaccesspowerplan
settings,dothefollowing:
–ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.Forinstructions
onhowtostartthePowerManagerprogram,see“AccessingLenovopr ogramsontheWindows7
operatingsystem”onpage15.
–ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options.ThenclickChangeplansettingsthatisnexttoyourpowerplan.
•Wirelessoff
Whenyouarenotusingthewirelessfeatures,suchasBluetoothorwirelessLAN,turnthemoff.Thiswill
helpconservepower.Toturnoffthewirelessfeatures,pressFn+F5orusethewirelessradioswitch.
Chapter2.Usingyourcomputer31