Errors detected on drives during previous rebuild or background surface analysis scan.
Unrecoverable media errors detected on drives.
Corrupted data on drive.
Backup and restore the drives.
For additional product information located in our user manuals, go to the Hewlett Packard Enterprise Library at http://www.hpe.com/info/enterprise/docs:
For live assistance, go to the Contact Hewlett Packard Enterprise Worldwide website at http://www.hpe.com/assistance.