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.