Information Update 3System FeaturesThis section describes the major hardware and software features of yoursystem. It also provides information about other documents you may needwhen setting up your system and how to obtain technical assistance.Major features of your system include:• Enclosure storage in an efficient rack-mount 2U design• Capacity for 24 2.5-inch, hot-plug, 3.0-Gbps, SAS hard drives• Host-based RAID support via a PERC 6/E adapter• Redundant hot-plug power supply and cooling modules that are combinedfor easy serviceability• Optional second enclosure management module (EMM) for redundantsystem management capability• Support for either of the following direct-attach configurations:– Unified mode for direct connectivity of up to 24 hard drives– Split mode (with dual EMMs) providing direct connectivity to drives0 through 11 on one EMM and a separate direct connectivity to drives12 through 23 on the second EMM• Support for up to three daisy-chained storage enclosures in unified modefor a total of 72 hard drives• In-band enclosure management provided through SCSI enclosure services(SES)• RAID and system management using Dell OpenManage™ ServerAdministrator Storage Management Service or OpenManage IT Assistant.• Four sensors for monitoring ambient temperatures• Over-temperature shutdown capability• Audible warning for critical component failure (disabled by default)• Support for a wide range of servers (See your system’s readme file forsupported systems. An updated readme can be viewed from the Dellwebsite at support.dell.com)book.book Page 3 Monday, August 18, 2008 7:01 PM