How to get data out of a crashed ready nas duo

[Per_norregaard]

My ready nas duo has crashed - byt the data on the drives has surrived, but I have trouble getting the the data out of the harddrive.

Anyone now of a windows program which can help me restore the data onto my computer.
I have tried various programs and the data i there but I can't get the data out

[mdgm-ntgr]

Is this a Duo v1 or v2?: http://www.rnasguide.com/2012/01/09/how-to-tell-whether-i-have-a-duo-v1-or-duo-v2-or-nv-v1-or-nv-v2/

Do you recall which firmware you were running?

Do you recall if you were using X-RAID or Flex-RAID?