2Components
This chapter contains information about the components of the DS2500, including:
• List of parts, page 17
•EMU,page17
•
I/O modules, page 19
• Power supplies and blowers, page 21
•FCdisks, page 22
• Cables and cabling, page 24
•Transceivers, page 24
List of parts
The DS2500 consists of:
• ADualloopchassis
• 14 disk bay
s
• Up to 14 FC disk drives
• Drive blanks
• An EMU
• 2I/Omodules
• 2 power supplies
• 2blowers
• Small Form-factor Pluggable (SFP) transceivers
• Fiber optic cables
EMU
TheEMUmonitorsandrecordsdiskenclosurestatusinformation.
EMU functions
The primary functions of the EMU include:
• Display
or change the enclosure ID (En)
• Display or change the enclosure loop ID
• Monitor enclosure operation
• Detect
, report, record, and display enclosure error status conditions
• Implement automatic corrective actions for some conditions
• Provide a means for you to view error condition reports
2500 Disk System user guide
17
Comments to this Manuals