Go to Main menu Bonuses/Cheats and go Down into the last 4 cheats with an icon ABC then input the cheat code. To activate the cheats: While you play, press start, to pause the game, choose Cheats and use Down, you'll see the 4 last cheats deactivate, press X to Activate it.
Complete each condition to get the allotted Trophies.
Complete the following tasks to unlock PlayStation3 trophy rewards.
Additionally there are three secret trophies.