1SIMcar dslot2Battery
3Portreplicatorordockingstationconnector4Harddiskdriveorsolidstatedrive
5Memory-upgradeslot6PCIExpressMiniCardslotforwirelessWANcardor
mSATAsolidstatedrive
1SIMcardslot
IfyourcomputerhasawirelessWANfeature,itmightrequireaSubscriberIdenticationModule(SIM)card
toestablishwirelessWANconnections.Dependingonthecountryofdelivery,theSIMcardmightbe
alreadyinstalledintheSIMcardslot.
2Battery
Useyourcomputerwiththebatterypowerwheneveracpowerisunavailable.
YoucanusethePowerManagerprogramtoadjustyourpowersettingsasneeded.Fordetails,seethehelp
informationsystemofthePowerManagerprogram.
3Portreplicatorordockingstationconnector
Dependingonmodels,yourcomputermightsupportoneofthefollowingportreplicatorsordockingstations:
•ThinkPadPortReplicatorSeries3
•ThinkPadMiniDockSeries3
•ThinkPadMiniDockPlusSeries3
•ThinkPadMiniDockPlusforMobileWorkstationsSeries3(170W)
Connectyourcomputertothesupporteddockingstationtoe xtendthecomputercapabilitieswhenyou
areinyourofceorathome.
4Harddiskdriveorsolidstatedrive
Dependingonmodels,yourcomputermighthavealarge-capacity,customer-upgradableharddiskdrive
thatcanmeetavarietyofstor agedemands.
Ifyouwish,youcanpurchaseanotherharddiskdriveandinstallitintheSerialUltrabayEnhancedbay.
Somemodelsareequippedwithasolidstatedrivefordatastorage,makingyourcomputerlighter,smaller,
andfaster .
Note:Thehiddenservicepartitionisthereasonwhythereislessfreespacethanexpectedonyourhard
diskdriveorsolidstatedrive.Thisreductionismorenoticeableonthesolidstatedrivebecauseofits
smallercapacity.
5Memory-upgradeslot
Youcanincreasetheamountofmemoryinyourcomputerbyinstallingamemorymoduleinthe
memory-upgradeslot.MemorymodulesareavailableasoptionsfromLenovo.
6PCIExpressMiniCardslotforwirelessWANcardormSATAsolidstatedrive
Yourcomputermighthaveawirelesswideareanetwork(WAN)car dinstalledinthePCIExpressMini
CardslotforwirelessWANconnections.
Forsomemodels,anmSA TAsolidstatedrivemightbeinstalledinsteadofthewirelessWANcard.
6UserGuide