Lenovo B490 - Specifications

Keyboard
•6-rowLenovokeyboard
•Recoverybutton
Interface
•Comboaudiojack
•USB2.0connectors
•USB3.0connectors
•RJ45Ethernetconnector
•HDMIconnector
•Externalmonitorconnector
•4-in-1digitalmediacardreaderslot
Opticaldrive
•12.7mmRamboopticaldrive(onsomemodels)
Wirelessfeatures
•IntegratedwirelessLAN
•IntegratedWiMAX
•100/1000MbpsEthernetcommunication
Specications
Thistopicliststhephysicalspecicationsforyourcomputer.
Heatoutput
•65W(222Btu/hr)or90W(307Btu/hr)maximumheatoutput(dependingonthemodel)
Powersource(acpoweradapter)
•Sine-waveinputat50to60Hz
•Inputratingoftheacpoweradapter:100to240Vac,50to60Hz
Batterypack
•Lithium-ion(Li-Ion)batterypack
8UserGuide