Lenovo ThinkPad E455 - Managing the Battery Power; Power-Saving Modes

•Rechargethebatterycompletelybeforeusingit.Youcanseewhetherthebatteryisfullychargedfromthe
batterystatusiconintheWindowsnotificationarea.
•Alwaysusepowermanagementfeaturessuchaspower-savingmodes.
Managingthebatterypower
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toadjustpowerplansettings,dothefollowing:
1.GotoControlPanel,thenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.
2.ClickPowerOptions.
3.Followtheinstructionsonthescreen.
Formoreinformation,refertothehelpinformationsystemoftheprogram.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofbatterypower.
•Screenblankmode(forWindows7only)
Thecomputerdisplayrequiresconsiderablebatterypower.Toturnoffthepowertothedisplayandmake
thecomputerenterscreenblankmode,right-clickthebatterygaugeiconintheWindowsnotificationarea
andselectPoweroffdisplay.
•Sleepmode
Insleepmode,yourworkissavedtomemory,andthentheharddiskdrive,hybriddrive,orsolid-state
driveandthecomputerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestored
withinseconds.
Toputyourcomputerintosleepmode,pressFn+4.
Youalsocanputthecomputerintosleepmodebydoingthefollowing:
–ForWindows7:OpentheStartmenu,thenclickthearrownexttotheShutdownbutton.Click
Sleepfromthemenudisplayed.
–ForWindows8.1:GototheStartscreenbypressingtheWindowskey
,clickthepowericon
,thenclickSleep.
–ForWindows10:OpentheStartmenu,clickPower,andthenclickSleep.
•Hibernationmode
Byusingthismode,youcanturnoffyourcomputercompletelywithoutsavingfilesorexitingany
programsthatarerunning.Whenthecomputerentershibernationmode,allopenprograms,folders,and
filesaresavedtotheharddiskdrive,hybriddrive,orsolid-statedrive,andthenthecomputerturnsoff.
Toputthecomputerintohibernationmode,dothefollowing:
–ForWindows7:OpentheStartmenu,thenclickthearrownexttotheShutdownbutton.Click
Hibernatefromthemenudisplayed.
–ForWindows8.1andWindows10:Definewhatthepowerbuttondoesfirst,thenpressthepower
buttontoputthecomputerintohibernationmode.Formoreinformation,see“Frontview”onpage1.
Ifyouputyourcomputerintohibernationmodewiththewake-upfunctiondisabled,thecomputerdoes
notconsumeanypower.Thewake-upfunctionisdisabledbydefault.Ifyouputyourcomputerinto
hibernationmodewiththewake-upfunctionenabled,thecomputerconsumesasmallamountofpower.
Toenablethewake-upfunction,dothefollowing:
1.GotoControlPanelandclickSystemandSecurity.
2.ClickAdministrativeTools.
Chapter2.Usingyourcomputer29