Installing System Components 55Figure 3-5. Hard-Drive Bay Numbers (Rack)Before You BeginHard drives are supplied in special hot-pluggable drive carriers that fit in the hard-drive bays. Dependingon your configuration, you received one of the following two drive carrier types:• SATA drive carrier — Usable only with a SATA hard drive.• SATAu drive carrier — Usable with either a SAS hard drive or a SATA hard drive with a universalinterposer card. The interposer card provides enhanced functionality that makes the SATA hard driveusable in some storage systems.NOTICE: Before attempting to remove or install a drive while the system is running, see the documentation for theoptional SAS RAID controller daughter card to ensure that the host adapter is configured correctly to support hot-plug drive removal and insertion.NOTE: It is recommended that you use only drives that have been tested and approved for use with the SASbackplane board.You may need to use different programs than those provided with the operating system to partition andformat SAS or SATA hard drives.1 1x2 flex bay hard drives 2 1x8 backplane hard drives12
