I've been trying to install Windows 7 on an HP dc5800 microtower with no luck so far. I've tried replacing RAM (to minimum) along with resetting BIOS, applying defaults, and swapping hard drives, but ...

I am trying to boot the trial of Windows 2008 to do some testing, and have been digging around with no luck so far... The machine I created opens and then the 'Windows is loading files...' progress ...