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Ifanacoutletisconvenient,plugtheacpoweradapterintoit,andthenconnecttheacpoweradapterto
thecomputer.Thebatterywillbefullychargedinaboutthreetosixhours.Thisisaffectedbythebattery
sizeandthephysicalenvironment.Youcancheckthebatterychargingstatusatanytimethroughthe
batterystatusiconintheWindowsnoticationarea.
Note:Tomaximizethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremaining
powerisgreaterthan95%.
Maximizingthebatterylife
Tomaximizethelifeofthebattery,dothefollowing:
Usethebatteryuntilthechargeiscompletelydepleted.
Rechargethebatterycompletelybeforeusingit.Youcanseewhetherthebatteryisfullychargedfromthe
batterystatusiconintheWindowsnoticationarea.
Alwaysusepowermanagementfeaturessuchaspower-savingmodes.
Managingthepowerplans
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
1.ForWindows7:StartthePowerManagerprogramandthenclickPowerPlanorAdvancedPower
Plan.ForinstructionsonhowtostartthePowerManagerprogram,seeAccessingLenovoprogramson
theWindows7operatingsystem”onpage14.
2.ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options,clickChangeplansettingsthatisnexttoyourpowerplan.
FormoreinformationaboutthePowerManagerprogram,refertothehelpinformationsystem.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofbatterypower.
Screenblankmode(forWindows7only)
Thecomputerdisplayrequiresconsiderablebatterypower.Toturnoffthepowertothedisplayand
makethecomputerenterscreenblankmode,right-clickthebatterygaugeiconfromtheWindows
noticationareaandselectPoweroffdisplay.
Sleepmode
Insleepmode,yourworkissavedtomemory,andthenthesolid-statedriveortheharddiskdriveandthe
computerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.
Dependingonthemodel,yourcomputermightsupportthe30DayStandbyfunction.Whenthisfunction
isenabled,thecomputerconsumesevenlesspowerinsleepmodeandtakesonlysecondstoresume
normaloperationwhenyoupressthepowerbutton.Formoreinformationaboutthe30DayStandby
function,dothefollowing:
ForWindows7:RefertothehelpinformationsystemofthePowerManagerprogram.Forinstructions
onhowtostartthePowerManagerprogram,seeAccessingLenovoprogramsontheWindows7
operatingsystem”onpage14.
ForWindows8:OpentheLenovoSettingsprogramandclickPower30DayStandby.
Toputyourcomputerintosleepmode,dothefollowing:
ForWindows7:UsetheStartmenushutdownoption.
26UserGuide
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