I've tried 2 memory sticks, it made no difference. I followed the manual also, and their was no help in the troubleshooting section
Casey's instructions ARE great. But they do not cover the actual building of the PC. That's my problem right now. Which is why I asked here and clear said this was slightly off topic.I followed the instructions on Casey's post and it worked great! My guess is if you re-read it and follow it to the letter, it will work.
Maybe a more in depth picture coverage of the inside of the computer with different angles of the motherboard could be useful...Casey's instructions ARE great. But they do not cover the actual building of the PC. That's my problem right now. Which is why I asked here and clear said this was slightly off topic.
% softwareupdate -l --verboseBig Sur has finally moved to "Release Candidate".
% softwareupdate -l --verbose
Software Update Tool
Finding available software
No new software available.
For RC (old GM) you need a 'Developer' account.
My Apple Developer account is and has been hosed. No downloads for macOS and no way to fix it.