Pardon me,
For guys, who are interested in the same question, the Enigma's answer is 1).

OK,
I've got clarification by email from Enigma team.
If nobody is interesting in this issue, the post may be closed.
Thank you, Enigma

Hello, What exactly means the following comment from Enigma Protector Help: "(*6) Hard Disk Serial hardware lock failed to get the serial number if the operation system is installed on a RAID hard disk drive "? 1) Does 'failed' means, that the corresponding hash value of this serial will b...