Instructions
Turn on the PS3, and wait for the menu to load.
Select "PlayStation Network," and choose "PlayStation Store." A sign-in screen will display if you are not yet signed into your account. Sign in to proceed to the PlayStation Store.
Select a game to download from the PlayStation Store, and select "Add to Cart." Multiple games can be added to the cart.
Select "View Cart," and "Proceed to Checkout" after you have added all the games you want to download.
Select "Confirm Purchase," and select the game to download it to the hard drive.