Note:Tomaximizethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremaining
powerisgreaterthan95%.
Maximizingthebatterylife
Tomaximizethelifeofthebattery,dothefollowing:
•Usethebatteryuntilthechargeiscompletelydepleted.
•Rechargethebatterycompletelybeforeusingit.Youcanseewhetherthebatteryisfullychargedfromthe
battery-statusiconintheWindowsnotificationarea.
•Alwaysusepower-savingmodes,suchassleepmode,andhibernationmode.
Managingthebatterypower
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
•ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.Forinstructionson
howtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7operating
system”onpage12.
•ForWindows8.1:Gotothedesktop.Right-clickthebattery-statusiconinthewindowsnotificationarea
andclickPowerOptions.ThenclickChangeplansettingsthatisnexttoyourpowerplan.
Formoreinformation,refertothehelpinformationsystem.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofthebatterypower.
•Screenblankmode(forWindows7only)
Thecomputerdisplayrequiresconsiderablebatterypower.Toturnoffthepowertothedisplayandmake
thecomputerenterscreenblankmode,right-clickthebatterygaugeiconinthewindowsnotificationarea
andselectPoweroffdisplay.
•Sleepmode
Insleepmode,yourworkissavedtomemory.Thestoragedrive,andthecomputerdisplayareturnedoff.
Whenyourcomputerresumestonormaloperation,yourworkisrestoredwithinseconds.
Dependingonthemodel,yourcomputermightsupportthe30DayStandbyfunction.Whenthisfunction
isenabled,thecomputerconsumesevenlesspowerinsleepmodeandtakesonlysecondstoresume
normaloperationwhenyoupressthepowerbutton.Formoreinformationaboutthe30DayStandby
function,dothefollowing:
–ForWindows7:RefertothehelpinformationsystemofthePowerManagerprogram.Forinstructions
onhowtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7
operatingsystem”onpage12
.
–ForWindows8.1:OpentheLenovoSettingsprogramandclickPower➙30DayStandby.
Toputyourcomputerintosleepmode,dothefollowing:
–ForWindows7:UsetheStartmenushutdownoption.
–ForWindows8.1:Moveyourpointertothetop-rightorbottom-rightcornerofthescreentobringup
thecharms.ThenclickSettings➙Power➙Sleep.
•Hibernationmode
Byusingthismode,youcanturnoffyourcomputercompletelywithoutsavingfilesorexitingany
40UserGuide