HP StorageWorks 2500 Disk System Enclosure Manuel d'utilisateur télécharger pdf (Page 14)

25176a

1. Loop B—Connects to an HBA 3. Loop A—Connects to an HBA

2. Loop B—Connects to an HBA 4. Loop A—Connects to an HBA

Figure 1 FC-AL loops (direct connect)

Components

Figure 2 shows the components of the DS2500 from front and rear views.

DS2500 front view

The front of the DS2500 holds the following components:

• Up to 14 FC disk drives mount in bays numbered 1 through 14 sequentially, from left to right. For

simplicity, a drive is referred to by its bay number.

• Enclosure status indicators located in the lower corner to the right of bay 14.

DS2500 rear view

The rear of the DS2500 holds the following components:

• An Env

ironmental Monitoring Unit (EMU) that provides protection against catastrophic failures. It

monit

ors, records and reports disk enclosure status conditions to the operating system software.

• Redundant power supply and blower assemblies that provide protection against power overloads,

short circuits, and overheating

• Redu

ndant I/O modules that provide an interface between the disks and the HBA

Overview

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HP StorageWorks 2500 Disk System Enclosure Manuel d'utilisateur Page 14