I apologise that you have waited for a reply.
Occasionally this does occur, due to the vast number of posts on the site.
So I was wondering if someone could help me figure out what the heck I'm doing here.
I have read your post, but I am not quite certain what you are asking. If you are asking how to install a Linux based system the full instructions for Ubuntu are here together with the download
and generally selecting a Linux based system
HOWEVER if this
, the screen doesn't stay up
is a hardware problem, such as the inverter - if it is laptop, or the GPU - graphics processing unit, as against a software issue, the graphics driver, then the installation of a LInux based system will not of course assist