NetBackup / How to silence the Disk Alarm on a NetBackup Appliance

How to silence the Disk Alarm on a NetBackup Appliance

Problem
The NetBackup Appliances will sound an audible alarm when a hard drive failure is detected.

Cause
This alarm is controlled by the RAID card installed on the Appliance.

Solution
First verify what is causing the Alarm:
 # /opt/MegaRAID/MegaCli/MegaCli64 -AdpGetProp AlarmDsply -aall

The Alarm can then be silenced with this command: 
# /opt/MegaRAID/MegaCli/MegaCli64 -AdpSetProp AlarmSilence -aall

If desired the Alarm can be disabled completely with:
# /opt/MegaRAID/MegaCli/MegaCli64 -AdpSetProp AlarmDsbl –aall
 
To enable the alarm again: 
# /opt/MegaRAID/MegaCli/MegaCli64 -AdpSetProp  AlarmEnbl –aall

https://www.veritas.com/support/en_US/article.100007543