Perhaps he just like the collector guy and got hobby for collection of ps2 console in the world. It So pretty amazing, right??
Try it with the original disc and Gigaherz's cdvd plugin or remaking the ISO from the disc and then loading it with Linuz ISO cdvd (do not mount the ISO in another program).
What settings? Any kind of error on the PCSX2 output window? Can you show us the content of the Emulog after you try to run the game?
maybe there are chances that he is using a svn build and didnt change that:
edit: Hint: look between those 2 pairs of boobs and not at the boobs