HP StorageWorks 500 G2 Modular Smart Array - Manual (Page 14)

14 HP StorageWorks MSA500 G2 Storage System User Guide
Power supply/blower assembly LEDs
The power supply/blower assembly LEDs have two functions:
• Green—The power supply is receiving power, and the blower is operating
normally.
• Off—No power is present; the power supply or the blower has failed.
Shared Storage Module with integrated
environmental monitoring unit
The storage system supports multipath two-node clustering and up to four-node
shared storage with Ultra320 SCSI I/O hardware. The storage system ships
standard with the 2-Port Shared Storage Module. A 4-Port Shared Storage
Module is available as an option.
Functions include:
• Provides the interconnect function to the server nodes
• Monitors the enclosure operation for:
– Temperature
– Power supplies