D-Link ShareCenter Pulse DNS-320 - Step 2-2: RAID Size Settings; Step 3: Volume Configuration Summary

32D-Link ShareCenter Pulse DNS-320 User Manual
Section 4 - Conguration
If you select a RAID 0 or 1 option then you need to determine the size of
the RAID volume. Any extra space will be formatted as a JBOD volume.
Click Next to continue.
Note: If you select Leaving the remaining disk space for future, you
can format the JBOD partition at a later time.
A Volume Conguration Summary is displayed. Check the table and
click Next to format the drives. Otherwise click the Previous button
to make changes to your conguration or click Exit to end the wizard.