Information Update 9
Technical Specifications
Drives
SAS hard drives Up to 24 2.5-inch SAS hot-plug hard
drives (3.0 Gbps), at speeds of 10K or
15K rpm (See your system readme file
for supported disk capacities.)
Connectivity
Configurations Support for either of the following
configurations:
• Unified mode for direct connectivity to
24 hard drives
• Split mode with dual EMMs providing
a direct connectivity to drives 0 though
11 and a separate direct connectivity to
drives 12 though 23
• Up to three daisy-chained storage
enclosures in unified mode for a total
of 72 hard drives
Enclosure Modules
EMMs One or two hot-pluggable modules
Each EMM has one temperature sensor
Backplane Board
Connectors
• 24 SAS hard drive connectors
• Two power supply/cooling fan module
connectors
• Two sets of EMM connectors
(6 connectors each EMM)
• One control panel connector for front
LEDs and enclosure mode switch
Sensors Two temperature sensors
book.book Page 9 Monday, August 18, 2008 7:01 PM