Dell PowerVault 220S (SCSI) - Manual (Page 3)

Introduction: Dell PowerVault 220S and 221S Systems User's Guide
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Support for a variety of RAID controller cards, host-integrated RAID controllers, and host bus adapter (HBA) cards (See
your system's readme file for supported RAID controllers and HBA cards.)
Hot-plug power supply and cooling modules that are combined for easy serviceability. The cooling modules are
redundant. Power supply modules may be redundant or nonredundant.
Optional redundant EMMs
Support for the following direct-attach configurations:
High-availability redundant EMM configuration in joined-bus mode (with a terminator card for nonredundant
configurations)
High-availability cluster configurations (with redundant EMMs) that allow multiple-server access to the same
enclosure
Split-bus module (with redundant EMMs) to operate the enclosure using two separate buses
Enclosure management through in-band SCSI enclosure services (SES) for power supplies and cooling modules and
SCSI-accessed fault-tolerant enclosures (SAFTE)
Storage management through Dell OpenManage Array Manager
Four sensors for monitoring ambient temperatures and shutdown capability when temperatures reach a critical level
Audible warning for critical component failure
Support for Dell servers (See your system's readme file for supported systems. An updated readme can be viewed from
the Dell website at support.dell.com.)
Figure 1-1 shows the front-view orientation of both systems.
Figure 1-1. System Orientation
Front-Panel Features
Figure 1-2 illustrates the LED indicators and components on the system's front panel. Table 1-1 lists the functions of the front
panel indicators.
Figure 1-2. Front-Panel Features