First put in Disc 1.
Then go to the options menu.
Once there you push 11 then enter
Then 3 & enter
Then 8 & enter.
Other controls make you do different things, like pressing 11 wait, 3, wait, 8
Or 10+1 wait, 3 wait, 8
Or 1+1 wait, 3 wait, 8
!0+1 enter, 3 enter, 8 enter
Just try everything out, even some ones I didn't list.