RE: HP Mini 110 Notebook will not boot up. Info on screen “the boot selection failed because a required device is inaccessible” Status: Oxc000000f
So basically you need to recover your bootrec using a Windows disc. The entire documentation is listed here.
To run the Bootrec.exe tool, you must start Windows RE. To do this, follow these steps:
Note To start the computer from the Windows Vista or Windows 7 DVD, the computer must be configured to start from the DVD drive. For more information about how to configure the computer to start from the DVD drive, see the documentation that is included with the computer or contact the computer manufacturer.