7.10 Clear Alarms & Logs
Log In and Choose Clear Alarms & Logs
• From the Main Menu, use the arrows to choose System and Control, then press Enter (see
Login on page41 for help).
• Enter your password at the Login screen.
• From the System and Control Menu, use the arrows to choose Clear Alarms & Logs, then press
Enter.
• Use the following steps to clear alarms or delete log records.
7.10.1 Clear Active Alarms
To clear all active alarms:
• From the Clear Alarms/Logs Menu, use the arrows to choose Clear Active Alarms, then press
Enter.
• Use the arrows to choose Y (Yes - clear all active alarms) or N (No - do not clear alarms), then
press Enter.
NOTE: Clear active alarms is the only means to reset Latched alarms. This action must be taken to
return Latched points to their normal state. To set up a digital input as latched, see Set Up Alarmable
Inputs in Latched or Unlatched Mode on page47
7.10.2 Clear the Alarm Log
The alarm log contains up to 99 records of alarms that have occurred. You may want to clear the log after
backing up the file or simply to free up space.
NOTE: Before deleting the records in the alarm log, you may want to back up the file to a computer, as
described in Back Up Log Files (Service Terminal Interface only) on page37.
To delete all records from the alarm log:
• From the Clear Alarms/Logs Menu, use the arrows to choose Clear Alarm Log, then press Enter.
• Use the arrows to choose Y (Yes - clear the alarm log) or N (No-do not clear the alarm log),
then press Enter.
7.10.3 Clear the Event Log
The event log contains up to 99 records of events detected by the Liebert AC4. You may want to clear
the log after backing up the file or simply to free up space.
NOTE: Before deleting the records in the event log, you may want to back up the file to a computer, as
described in Back Up Log Files (Service Terminal Interface only) on page37.
To delete all records from the event log:
• From the Clear Alarms/Logs Menu, use the arrows to choose Clear Event Log, then press Enter.
• Use the arrows to choose Y (Yes - clear the event log) or N (No - do not clear the event log),
then press Enter.
Vertiv | Liebert® AC4 User Manual | 66
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