NETGEAR RND4475 - ReadyNAS NV+ NAS Server Software Manual page 28

If you select Auto, your ReadyNAS system automatically assigns a RAID level based on
the number of disks that are installed in your system, as follows:
Number of installed disks
1
2
3
4
7. Click the Next button.
A dialog box displays prompting you to confirm the volume creation command.
8. Click the OK button.
The volume is formatted. This can take quite a while, depending on the size of your hard
disk drives.
9. (Optional) Restore any backed-up data to the reformatted disks.
For more information, see
ReadyNAS for Home RAIDiator 5.3
RAID level automatically chosen
RAID 0
RAID 1
RAID 5
Recover Data to Your ReadyNAS System
Disk Configuration
28
on page 84.