Dell PowerVault 20xS Series Installationsanleitung Seite 3

    
   
        
This document provides instructions for configuring, installing, and servicing the
enclosure services expander module on a Dell PowerVault 20xS storage system.
The PowerVault 20xS storage system upgrade kit for cluster operation contains two
enclosure services expander modules. Other kits may contain one or two enclosure
services expander modules.
The enclosure services expander module (with a small computer system interface
[SCSI] bus expander chip) replaces the enclosure services module (without a SCSI
bus expander chip). The enclosure services expander module is labeled "ES Expander
Module;" the label is located adjacent to the SCSI connector.

 
The enclosure services expander module for the PowerVault 20xS storage system
provides the following features:

Uses the technology provided by the Ultra2 multimode SCSI bus expander chip

Provides SCSI cable support for longer cables (up to 20 meters)

Supports cluster operation

Supports the PowerVault 20xS storage system feature set
Dell PowerVault 20xS Storage Systems Enclosure Services Expander Module Installation 1-1