Lenovo ThinkPad E450 - Power Management; Using the Ac Power

Powermanagement
Whenyouuseyourcomputerawayfromelectricaloutlets,youdependonbatterypowertokeepyour
computerrunning.Differentcomputercomponentsconsumepoweratdifferentrates.Themoreyouusethe
power-intensivecomponents,thefasteryouconsumebatterypower.
SpendmoretimeunpluggedwithThinkPadbatteries.Mobilityhasrevolutionizedbusinessbyenabling
youtotakeyourworkwhereveryougo.WithThinkPadbatteries,youwillbeabletoworklongerwithout
beingtiedtoanelectricaloutlet.
Usingtheacpower
Thepowertorunyourcomputercancomeeitherfromthebatteryorfromacpower.Whileyouuseac
power,thebatterieschargeautomatically.
Yourcomputercomeswithanacpoweradapterandapowercord.
•acpoweradapter:Convertsacpowerfornotebookcomputeruse.
•Powercord:Connectstheacoutletandtheacpoweradapter.
Connectingtoacpower
Toconnectthecomputertoacpower,dothefollowing:
Attention:Usinganimproperpowercordmightcauseseveredamagetoyourcomputer.
Note:Ensurethatyouperformtheactionsintheorderinwhichtheyarelisted.
1.Connectthepowercordtotheacpoweradapter.
2.Connecttheacpoweradaptertothepowerconnectorofthecomputer.
3.Connectthepowercordintoanelectricaloutlet.
Tipsonusingtheacpoweradapter
•Whentheacpoweradapterisnotinuse,disconnectitfromtheelectricaloutlet.
•Donotbindthepowercordtightlyaroundtheacpoweradaptertransformerpackwhenitisconnectedto
thetransformer.
•Beforeyouchargethebattery,makesurethatitstemperatureisatleast10°C(50°F).
•Youcanchargethebatterywhentheacpoweradapterisconnectedtothecomputerandthebatteryis
installed.Youneedtochargethebatteryinanyofthefollowingconditions:
Chapter2.Usingyourcomputer27