3DM 2 Online Help

0027 DCB checksum error detected
The 3ware RAID controller stores certain configuration parameters on a reserved area of each disk drive called the Drive Configuration Block (DCB). As part of power-on initialization, the 3ware RAID controller performs a checksum of the DCB area to ensure consistency. If this error occurs, please contact 3ware technical support. The drive’s DCB has been corrupted.

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