Instructions
Insert the Game Shark CD-ROM into the disc slot in the front of your PS3 gaming console.
Press the "Power" button on the PS3 to turn it on.
Scroll through the XMB main menu to the "Games" option; press the "X" button on your game controller to select it.
Select the Game Shark option under the Games menu, then press the "X" button to load it. You'll see a listing of game cheats on the default screen. Select a desired game cheat in the listing; select it by pressing the "X" button on your game controller.