61w ago - Recently yayes of PS3ISO (linked above) shared a PS3 CEX to DEX to CEX tutorial and file pack for those interested in converting their PlayStation 3 CEX (Retail) console into a Debug / Test (DEX) unit and then being able to revert it back.
Below are the details from the file pack for those interested, as follows:
WARNING!! Backup your CEX Flash Dump!! Don't Deleted it or You in DEX Forever. (Update: A Solution is now posted by haze67).
I'm not responsible for any problems/bricks the members suffer and that they'll do it on their own risk. Make Sure You don't Have Spoofer Installed.