environment.Thebatterystatusindicatorwillletyouknowthatthebatteryischarging,andwillalsonotify
youwhenthebatteryisfullycharged.
Note:Toincreasethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremaining
powerisgreaterthan95%.
Maximizingthebatterylife
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
•Usethebatteryuntilthechargeiscompletelydepleted;thatis,usethebatteryuntilthebatterystatus
indicatorstartsblinkingorange.
•Rechargethebatterycompletelybeforeusingit.Thebatteryisfullychargedifthebatteryindicator
showsgreen.
•Alwaysusepowermanagementfeaturessuchaspowermodes,screenblank,sleep,andhibernation.
Managingthebatterypower
Toachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.
Toaccesspowerplansettings,dothefollowing:
•ForWindows7:StartthePowerManagerprogramandthenclickthePowerPlantab.Forinstructionson
howtostartthePowerManagerprogram,see“AccessingLenovoprogramsontheWindows7operating
system”onpage15.
•ForWindows8:Right-clickthebatterystatusiconfromtheWindowsnoticationareaandclickPower
Options.ThenclickChangeplansettingsthatisnexttoyourpowerplan.
Formoreinformation,refertothehelpinformationsystem.
Power-savingmodes
Thereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseach
modeandgivestipsontheeffectiveuseofthebatterypower.
Understandingthepower-savingmodes
•Screenblank(fortheWindows7operatingsystemonly):
Thecomputerdisplayrequiresconsiderablebatterypower.Toturnoffpowertothedisplay,dothe
following:
1.Right-clickthePowerManagerbatterygaugeonthetaskbar.
2.SelectPoweroffdisplay.
•Sleep:
Insleepmode,yourworkissavedtomemory,andthenthesolidstatedriveortheharddiskdriveandthe
computerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.
Toputyourcomputerintosleepmode,pressFn+F4.Toreturnfromsleepmode,pressFnkey.
Dependingonthecomputermodel,yourcomputermightsupportthe30DayStandbyfunction.When
thisfunctionisenabled,thecomputerconsumesevenlesspowerinthesleepmodeandtakesonly
secondstoresumenormaloperationwhenyoupressthepowerbutton.Formoreinformationabout
the30DayStandbyfunction,dothefollowing:
30UserGuide