HP 3000 Enterprise Virtual Array - Manual (Page 55)

NOTE:
Although the EMU can determine the logical address of a drive, the EMU can neither display nor
change this information. HP Command View EVA can display the addresses from the EMU-supplied
status information.
EMU monitoring functions
The internal EMU circuitry monitors the enclosure and component functions listed in Table 13 .
Table 13 EMU monitoring functions
Component Monitored Functions
Blowers • Installation
• Removal
• Type
• Speed (rpm)
Disk drives • Installation
• Removal
• Bypass status
• Loop ID
• Temperature
• Drive fault
EMU
• Temperature
• Operation
• Type
• Revision level
Enclosure • Enclosure power
• Enclosure fault
• Backplane type
• Backplane revision level
I/O module • Installation
• Removal
• Status
• Type
• Revision level
Power supplies • Installation
• Removal
• Status
• Type
• Revision level
• +5 VDC voltage and current
• +12 VDC voltage and current
• Total power
• Temperature
Transceiver • Type • Link status
EMU displays
The EMU uses a combination of status indicators, alphanumeric display, and an audible alarm to indicate
the operational status of the enclosure and its components. See Table 14 .
Table 14 EMU status displays
Display Function
Audible alarm (For information on the audible alarm, see
“ Audible Alarm Operations ” on page 57.)
Any EMU–detected condition causes this
alarm to sound.
Status indicators (For a description of the status
indicators, see “ EMU LED Displays ” on page 56.)
Display enclosure and EMU status.
Alphanumeric display (For a description of the alphanumeric
display, see “ Using the alphanumeric display ” on page 56.)
The two-character, seven-segment display
displays alphanumeric characters.
HP StorageWorks 3000/5000 Enterprise Virtual Array user guide (VCS 4.xxx) 55