ThinkPad S540 - Power Management and Battery Use

3.Followtheinstructionsonthescreen.
Replacingthecap
Thecap1ontheendoftheTrackPointpointingstickisremovable.Afteryouusethecapforaperiod
oftime,youcanreplacethecapwithanewone.
Note:TheTrackPointcapusedinyourcomputerhasgroovesaasshowninthefollowingillustration.
EnsurethatyoureplacetheTrackPointcapwithacorrectonethathassuchgrooves.
Powermanagement
Whenyouuseyourcomputerawayfromelectricaloutlets,youdependonbatterypowertokeepyour
computerrunning.Differentcomputercomponentsconsumepoweratdifferentrates.Themoreyouusethe
power-intensivecomponents,thefasteryouconsumebatterypower.
SpendmoretimeunpluggedwithThinkPadbatteries.Mobilityhasrevolutionizedbusinessbyenabling
youtotakeyourworkwhereveryougo.WithThinkPadbatteries,youwillbeabletoworklongerwithout
beingtiedtoanelectricaloutlet.
Checkingthebatterystatus
Thebattery-statusiconintheWindowsnotificationareadisplaysthepercentageofbatterypowerremaining.
Therateatwhichyouusebatterypowerwilldeterminehowlongyoucanusethebatteryofyourcomputer
betweencharges.Becauseeachcomputeruserhasdifferenthabitsandneeds,itisdifficulttopredicthow
longabatterychargewilllast.Therearetwomainfactors:
•Howmuchenergyisstoredinthebatterywhenyoubegintowork.
•Thewayyouuseyourcomputer.Forexample:
–Howoftenyouaccesstheharddiskdrive,solid-statedrive,orhybriddrive.
–Howbrightyoumakethecomputerdisplay.
–Howoftenyouusethewirelessfeatures.
Tocheckfordetailedbatterystatusinformation,dothefollowing:
•ForWindows7:OpenthePowerManagerprogramandclicktheBatterytab.
•ForWindows8andWindows8.1:OpentheLenovoSettingsprogramandclickPower.
Chapter2.Usingyourcomputer27