Vantec NexStar HX4R User Manual page 18

RAID 5 Mode:
This mode uses block-level striping with parity
data distributed across all disks. The capacity is
equal to the smallest disk multiplied by (4-1).
( figure 7-J) ( figure 7-K)
NOTE:
All data previously stored on the hard drive will
be lost! Please back up all data to a separate
storage before continuing.
NST-640S3R-BK
Port 1 Port 2
Drive A Drive B
250GB 250GB
Striping
RAID 5
750GB
Port 3 Port 4
Drive C Drive D
250GB 250GB
Equal Disks
RAID Mode Configuration
RAID 5
ON
( figure 7-J)
NST-640S3R-BK
Port 1 Port 2
Drive A Drive B
250GB 250GB
Unequal Disks
Striping
16
RAID 5
750GB
Port 3 Port 4
Drive C
Drive D
250GB
750GB
( figure 7-K)