Instruction Manual

NOTE:
Any time you press and release the bottom push-button (see 3, Figure 35) , the display will change to
En, Li, rG, Au, or Er.
A flashing alphanumeric display i ndicates that you ca n edit a n address, state, or view a condition report.
EMU push-button LEDs
The push-button LEDs display error conditions and the state of the audible alarm.
• When an error condition exists, the top push-button LED is On.
• For a single error condition, the LED is On until the error condition is viewed.
• For multiple errors, the LED is On until the last err or condition is view ed.
• The bottom push-button LED is On only when the alarm is muted or disabled.
Audible alarm operations
Whenever an error condition exists, the audible alarm automatically sounds until all errors are corrected.
You have the o ption of either muting or disabling the alarm. Using these options results in the following
conditions:
• A disabled audible alarm cannot sound.
• Even when muted, any new error condition causes the alarm to sound.
Audible alarm patterns
The duration and number of times the audible alarm sounds, the sound pattern, is a function of the error
condition type. See Table 20 for the d uration and the approximate relationship of these alarms. The most
severe, active error condition controls the alarm pattern.
Table 20 Audible alarm sound pat terns
Condition Type Cycle 1 Cycle 2
UNRECOVERABLE
CRITICAL
NONCRITICAL
INFORMATION
Legend
Alarm On Alarm Off
Controlling the audible alarm
You can control the alarm with the push-buttons. This process includes muting, enabling, and disabling.
When an error condition exists, the alphanumeric display reads Er, the alarm sounds, and you can:
Enterprise Virtual Array 3000/5000 user guide (VCS 3.110)
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