Edesilva is correct. You need to enter the system set up menu, turn on the unit without a game in the drive and you should be able to find it. There you can select the default format 4:3 or 16x9. From that point, your left to the mercy of the game. Check the back lower corner of the box and it will give the details.
On an HD display these games really shine picture-wise.
On an HD display these games really shine picture-wise.