If you can access the BIOS menu you should be able to set CDROM as First Boot device, then try starting again with Recovery disc in drive.
To enter BIOS press F2 or Del immediately after pressing start button, this might take several attempts.
This thread is now locked and can not be replied to.
How to get Windows 10 for free | How to install Windows 10: There is still a way to avoid paying…
1995-2015: How technology has changed the world in 20 years
Hands-on with the Star Wars fighting drones you can fly yourself
15 macOS Sierra tips | How to use macOS Sierra: Secret tricks and best new features in Apple's new…
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.