Avago Technologies 3ware SAS 9750-16i4e - Manual (Page 285)

Error and Notification Messages
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0053 Battery capacity test is overdue
Event Type
Information
Cause
There has not been a battery capacity test run in the last 6 months, which is the
maximum recommended interval. This message will be sent once every week
until the test is run.
Action
LSI recommends running the test at least once every 6 months, if the
measured battery capacity is longer than 120 hours. If the measured battery
capacity is less than 120 hours the recommended test interval is 4 weeks.
0055 Battery charging started
Event Type
Information
Cause
The Battery Backup Unit has started a battery charge cycle.
Action
None required
0056 Battery charging completed
Event Type
Information
Cause
The Battery Backup Unit has completed a battery charge cycle.