Lenovo B490 - Read this first

Contents
Readthisrst.............iii
Importantsafetyinformation..........iv
Conditionsthatrequireimmediateaction...iv
Safetyguidelines.............v
Chapter1.Gettingtoknowyour
computer................1
Topview..................1
Left-sideview................2
Right-sideview...............3
Frontview.................4
Bottomview................5
Statusindicators...............5
Features..................7
Specications................8
Chapter2.Usingyourcomputer....9
Frequentlyaskedquestions..........9
Tipsonusingyourcomputer.........10
Readingthemanuals..........10
Connectingtopower..........10
Turningonthecomputer.........10
Conguringtheoperatingsystem.....10
Puttingthecomputerintosleepmodeor
shuttingitdown............11
Usingtheacpoweradapterandthebatterypack.11
Checkingthebatterystatus........11
Usingtheacpoweradapter........12
Chargingthebattery..........12
Maximizingthebatterylife........13
Handlingthebattery...........13
Usingthetouchpad............14
Usingthekeyboard.............14
Numerickeypad............14
Usingtherecoverybutton........16
Functionkeycombinations........16
Connectingtoexternaldevices........18
Usingthemediacardreader.......18
UsingUSBconnectors..........19
UsingtheNVIDIAOptimusGraphicsfeature...19
Chapter3.Connectingtothe
network................21
Wiredconnection.............21
Hardwareconnection..........21
Softwareconguration..........22
Wirelessconnection............22
Hardwareconnection..........22
Softwareconguration..........23
Chapter4.Youandyourcomputer..25
Accessibilityandcomfort..........25
Ergonomicinformation..........25
Chapter5.Security..........27
Attachingamechanicallock.........27
Usingpasswords..............27
Chapter6.Recoveryoverview....29
UsingtheOneKeyRecoveryProprogramonthe
Windows7operatingsystem.........29
SolvingrecoveryproblemsontheWindows7
operatingsystem............29
UsingtheWindowsrecoveryprogramonthe
Windows8operatingsystem.........30
Chapter7.Replacingdevices.....33
Staticelectricityprevention..........33
Replacingthebattery............33
Replacingthebackupbattery.........34
Replacingtheharddiskdrive.........36
Replacingamemorymodule.........37
ReplacingthePCIExpressMiniCardforwireless
LAN/WiMAXconnection...........39
Removingtheopticaldrive..........40
Chapter8.Preventingproblems...43
Generaltipsforpreventingproblems......43
Takingcareofyourcomputer.........44
Chapter9.Troubleshootingcomputer
problems...............47
Troubleshooting..............47
Batteryandpowerproblems.......47
Computerscreenproblems........48
Problemswithdrivesandotherstorage
devices................49
OneKeyRecoveryProprogramproblems..50
Apasswordproblem..........50
Asoundproblem............51
Otherproblems............51
AppendixA.Regulatory
information..............53
Wirelessrelatedinformation.........53
ENERGYSTARmodelinformation.......54
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