Booting from a Windows 7 DVD in a machine that most likely is using an ASRock/MSI Motherboard, throws "Cannot boot from disk: Error code 5"
Some motherboards are not compatible with Microsoft's boot sector used in Windows 7 install disc
There are two ways of overcoming this:
- Boot up from a Vista DVD, bypass language selection, chose repair, and open a command line, then switch to W7 DVD and enter "setup"
- Record a new W7 DVD with specific Motherboard