Right-sideview
Figure2.ThinkPadT520,T520i,andW520rightview
1Securitykeyhole2Ethernetconnector
3SerialUltrabayenhanced4Comboaudiojack
5ExpressCardslot6Mediacardreaderslot
1Securitykeyhole
Yourcomputercomeswithasecuritykeyhole.Youcanpurchaseasecuritycableandlocktotthiskeyhole.
2Ethernetconnector
ConnectyourcomputertoaLANwiththeEthernetconnector.
DANGER
Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetconnector .
YoucanonlyconnectanEthernetcabletothisconnector.
Twoindicators,totheupperrightandleftoftheconnector,showthestatusofthenetworkconnection.
WhenyourcomputerconnectstoaLANandasessionwiththenetworkisavailable,theupperrightindicator
issolidgreen.Whiledataisbeingtransmitted,theupperleftindicatorblinksyellow.
Fordetails,refertotheinstructionsin“AccessConnections”onpage24.
Note:IfyouattachyourcomputertotheThinkPadPortReplicatorSeries3,ThinkPadMiniDockSeries
3,ThinkPadMiniDockPlusSeries3,orThinkPadMiniDockPlusSeries3(170W)anduseanEthernet
connector,usetheEthernetconnectorontheThinkPadPortReplicatorSeries3,ThinkPadMiniDock
Series3,ThinkPadMiniDockPlusSeries3,orThinkPadMiniDockPlusSeries3(170W),nottheone
onthecomputer.
6UserGuide