Lenovo Y400 Series Laptop User Manual


 
Lenovo Notebook Computer User Guide
3.ConnecttheACadaptor’sDC outputplugto
thecomputer’sDCINsocket;
4.Plugthepowercordintoalivepowersource
whichsupportsthevoltagefrom100to240volts
andthefrequencyofeither50or60hertz.
5.Openthedisplaypaneltotherightangleand
pressthePowerSwitchtoturnonthe
computer.
1.2.3Turnoffthecomputer
Save and close all the open files and exit all the running
applications.
ClickStart‐>TurnOffComputer>TurnOff.
Thecomputerwillcompletetheturningoffprocessandshutdown
thepower.
Hint:Ifthereisanerrorduringtheturningoffprocess,and
thesystemcannotshutdownautomatically,pressthePower
Switch
for4~5secondstoturnoffthecomputer.
Note:IfyouareusingtheWindowsoperatingsystem,then
usetheoperatingsystemtoturnoffthecomputertoavoid
dataloss.
1.3 Using battery pack
1.3.1Activatingthebattery
Thebatterythatcomeswiththecomputerisalithiumionbattery.
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