Find JBOD Drive in EX4100

Hi all,

We have Ex4100 with 4*2TB.

3 nos of 2TB In RAID 5
1no of 2TB In Jbod

How do i find what are all the data in the JBOD disk.

How do I add the JBOD disk to RAID 5 with out data loss.

Thanks in advance.

Thank you very much