Great troubleshooting guide! I bought a Chinese power unit and it worked just fine. Output voltage at 12. Also bought a workin ORIGINAL power supply for testing purposes and comparison to the one I have that’s broken (after following this guide, I was determined to solve and fix the broken power...
only ps5 updated to latest firmware can go on psn, jailbroken ones just don't use psn or they risk getting flagged or banned, altho spouting profanity in online play alredy does that