Lenovo ThinkServer RD550 - Page 23

Internaldrives
Internaldrivesaredevicesthatyourserverusestoreadandstoredata.Theinternaldrivessupported
byyourservervarybymodel.
•Internalstoragedrive
–Inthefront:
Yourserversupportsoneofthefollowingstoragedriveconfigurations:
DrivebaysizeDrivebayquantityDrivetype
3.5-inch4
Hot-swap,SATAorSAS
Harddiskdriveor2.5-inchsolid-statedrive
2.5-inch12
Hot-swap,SATAorSAS
Harddiskdriveorsolid-statedrive
Note:Youcaninstalla2.5-inchsolid-statedriveintoa3.5-inch-drivebay.Formoreinformation,see
“Installinga2.5-inchsolid-statedriveintoa3.5-inchhard-disk-drivebay”onpage129.
–Intherear:(forservermodelswiththefour3.5-inchdrivesonly)
DrivebaysizeDrivebayquantityDrivetype
2.5-inch2
Hot-swap,SATA
Harddiskdriveorsolid-statedrive
Notes:
–SATAistheacronymforSerialAdvancedTechnologyAttachment.
–SASstandsforSerialAttachedSCSI(SCSIistheacronymforSmallComputerSystemInterface).
–YoucaninstallSATAharddiskdrives,SASharddiskdrives,andsolid-statedrivesintothesameserver.
Thefollowingservermodelsalsoareavailable:
–Servermodelswithoutharddiskdrivesorsolid-statedrives
–Servermodelswithoutharddiskdrives,solid-statedrives,backplanes,AnyRAIDadapters,andrelated
cables
•Opticaldrive
–OneslimSATAopticaldriveinsomemodels
Forthelocationinformationabouttheinternaldrivesordrivebays,see“Servercomponents”onpage25
.
Expansionslots
•Tworisercardassemblyslotsonthesystemboard
•OneortwoPCIExpress(PCIe)cardslotsontherisercard
•OneortwoAnyFabricslotsattherearoftheserver
Fordetailedinformation,see“Rearviewoftheserver”onpage21
.
Chapter3.Productoverview9