[playerkp420]

Originally Posted by aries2k Lol, I did suggest it. I just didn´t suggest it earlier because what he really wanted was to play the original disc. I was under the impression that it would work if the update had a lower firmware than what the disc required. it´s strange that it didn´t work.

My DEX is on PS3ita 4.21 CFW. And I could play black ops 2 from the original disc. Which needs 4.25.

So yes it will work from the original disc.