Vantec NST-640S3R-BK User Guide - Page 17

RAID 3 Mode (Byte-Level Striping) HX4R Only This mode performs a byte-level striping with a dedicated parity disk. This mode is generally used when application requires highest transfer rates in long sequential read and writes. Capacity is equal to the smallest multiplied by (4-1). NOTE: All data previously stored on the hard drive will be lost! Please back up all data to a separate storage before continuing. RAID 3 ON RAID 3 750GB RAID 3 750GB NST-640S3R-BK Port 1 Port 2 Port 3 Port 4 Drive A 250GB Drive B 250GB Drive C 250GB Equal Disks Drive D 250GB Parity Disk Striping NST-640S3R-BK Port 1 Port 2 Port 3 Port 4 Drive A 250GB Drive B 250GB Drive C 250GB Unequal Disks Drive D 750GB Parity Disk Striping NOTE: This mode runs the risk of loosing your entire collection of data should the parity disk and a single disk become lost. RAID Mode Configuration 15