Right-sideview
Figure2.ThinkPadT420/T420iright-sideview
1Securitykeyhole2USBconnector
3eSATA/USBcomboconnector4ExpressCardslot
5Mediacardreaderslot6Wirelessradioswitch
7SerialUltrabayenhanced8Comboaudiojack
1Securitykeyhole
Yourcomputercomeswithasecuritykeyhole.Youcanpurchaseasecuritycableandlocktotthiskeyhole.
2USBconnector
TheUniversalSerialBusconnectorisusedforconnectingdevicescompatiblewithaUSBinterface,suchas
aprinteroradigitalcamera.
Note:YourcomputeriscompatiblewithUSB1.1and2.0.
3eSATA/USBcomboconnector
TheUniversalSerialBusconnectorsareusedforconnectingdevicescompatiblewithaUSBinterface,
suchasaprinteroradigitalcamera.
Note:YourcomputeriscompatiblewithUSB1.1and2.0.
YoucanalsoconnectanexternalSATAdevice,suchasanexternalharddiskdrive,tothisconnector
onsomemodels.
Note:Toavoiddamagingtheconnector,becarefulwhenyouattachacablefromtheexternalSAT Adevice
totheconnector.
4ExpressCardslot
YourcomputerhastheExpressCardslotfora34mm-widecard.
Chapter1.ProductOverview5