El 16/11/20 a las 10:03, hw escribió: > On Mon, 2020-11-16 at 09:58 +0100, hw wrote: >> [...] >> Put a minimal amount of RAM in and go through all of the modules to see if >> one or some of them are broken. > Replace all RAM or test it in another computer. > >> Replace the power supply. > Replace CPU or test it in another mainboard. > >> Replace mainboard. > If the board has a backup BIOS, use that to boot. > > > _______________________________________________ Hello He said (or i understand) it worked with Ubuntu until tried CentOS. Maybe something about UEFI? Don't know, but, just to try. Best