Manual

NOTE:
Although the EMU can deter mine the logical address of a driv e, 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 Func tions
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, a lphanumeric display, and an audible alarm to indicate
the operational status of the enclosure and its c omponents. See Table 14.
Table 14 EMU status displays
Display
Function
Audible alarm (For information on the aud ible alarm, see
"Audible Alarm Operations" on page 55.)
Any EMU–detected condition c auses this
alarm to sound.
Status indicators (For a description of the status
indicators, see "EMU LED Displays"onpage54.)
Display enclosure and EMU status.
Alphanumeric display (For a description of the alphanumeric
display, see "Using the a lphanumeric display"onpage54.)
The two-character, seven-segment display
displays alphanumeric characters.
Enterprise Virtual Array 3000/5000 user guide
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