It would appear you have disconnected the hard drive in some way.
I would disconnect the CD and ensure that the IDE cable for the hard drive is seated properly at both ends.
Once this is correct have another go with the CD drive.
Galaxy Note 8 vs iPhone X
Awful clip art from 1994 is being tweeted every hour by a bot
How to update iOS on iPhone or iPad
Les meilleures applications pour enfants 2017