3Ware 9550SXU16MLB10 User Guide - Page 182

Troubleshooting: Problems and Solutions AEN 051h AEN_HIGH_CURRENT_TEST_STARTED The Battery Backup Unit periodically evaluates the health of the battery and its ability to backup the 3ware RAID controller in case of a power failure. This AEN is posted to the host when this health check is started. AEN 052h AEN_HIGH_CURRENT_TEST_STOPPED The Battery Backup Unit evaluates periodically the health of the battery and its ability to backup the 3ware RAID controller in case of a power failure. This AEN is posted to the host when this health check has completed. AEN 053h AEN_NEED_CAPACITY_TEST The recommended time interval for running the battery capacity test is once every 4 weeks. If a battery capacity test has not been completed in the last 4 weeks this AEN will be sent to the host, and once every week thereafter. AEN 055h AEN_CHARGE_STARTED This AEN is posted when the Battery Backup Unit starts a battery charge cycle. AEN 056h AEN_CHARGE_STOPPED This AEN is posted when the Battery Backup Unit completes a battery charge cycle. AEN 057h AEN_CHARGE_FAULT This AEN is posted when the charger of the Battery Backup Unit has detected a battery fault during a charge cycle. The Battery Backup Unit becomes not ready and is unable to backup the 3ware RAID controller. AEN 058h AEN_CAPACITY_WARN The measured capacity of the battery is below the warning level. When this occurs the Battery Backup Unit is still able to backup the 3ware RAID controller but it signals that the battery pack should be replaced soon. AEN 059h AEN_CAPACITY_ERROR The measured capacity of the battery is below the error level. When this occurs the Battery Backup Unit becomes not ready and is unable to backup the 3ware RAID controller. The user must replace the battery pack. 176 3ware 9000 Series Serial ATA RAID Controller User Guide