I recently installed Ubuntu 12.04 on a HP Pavilion dv4 laptop. This is a core i7 machine with Intel HD graphics and also a separate nVidia VGA card. I had a lot of issues getting Ubuntu 12.04 working ...
I have upgraded my wifes netbook (Novatech X10) from 10.04 to 12.04 and hit the same problem I had with 11.04 and 11.10 with the blank screen on boot. I can fix this by adding the nomodeset option to ...