I have two Orel one fully works and the other seems have a problem.
I make a video for show the problem.
As you can see in the video the computer power up and at the momment to go to basic nothing just white screen or black square on the midle of the white screen and nothing else.
Firstely I have thinked about the ram but after seen ram problem on the web it seems it's another thing.
secondely I have thinked to a Rom problem.
If someon know the problem your help will be welcome.