Owner's manual
Table 15 EMU display groups
Display Display group
Description
En
Enclosure Num b
er
The enclosure number is the default display and is a decimal
number in the range 00 through 14. See Using the Enclosure
Number Featur
e for detailed information.
Li Bay 1 Loop I D
This display group has a single sublevel display that defines
the enclosure bay 1 loop ID. Valid loop ID s are in the range
00 through 7F.
rG Reporting Group
This display group has two, two-digit displays that define the
reporting group number in the range 0000 through 4095.
Au
Audible Alarm This display group provides control over the audible alarm or
horn. The sublevel displays are audible alarm enabled (on) or
audible alarm disabled (oF). See Audibl e Alarm Operations
for detailed information.
Fr Firmware Revision
This display group defines the EMU code firmware version.
Er
Error Condition This display group reads Er when there is an error condition.
NOTE:
Any time you press and release the bottom push button the display will change to En, Li, rG, Au, or Er.
A flashing alphanumeric display indicates that you can edit an add ress, state, or view a cond ition report.
EMU push button status indicators
The push button status indicators display error conditions and the state of the audible alarm.
• When an error con dition exists, the top push button status indicator is On.
• For a sing le error condition, the status indicator is On until the error condition is viewed.
• For multiple errors, the status indicator is On until the last error condition is viewed.
• The bottom push but ton indicator is On only when the a larm is muted or disabled.
Audible alarm operations
Whenever an error condition exists, the audible alarm automatically sounds until all errors are corrected.
Yo u have the option of either muting or disabling the alarm.
• Disabling the audible alarm prevents it from sounding for any error condition.
• Muting the alarm silences it for the existing condition, but any new condition causes the alarm
to sound.
Audible alarm patterns
The audible alarm sound pattern d iffers depending on the type of error condition. See Table 16 for the
duration and the approximate relationship of these alarms. The most severe, active error cond ition
controls the alarm pattern.
4000/6000/8000 Enterprise Virtual Array user guide
57