Lenovo B590 Notebook User Manual Page 22

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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
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