Instructions
Turn on your television or monitor, and push "Power" on the front of the PlayStation 3.
Select "Settings" on the main menu, and scroll to "Network Settings." Push "X" on the game controller to select the highlighted menu item.
Scroll down to "Internet Connection Settings" and push "X" on the controller. Highlight "Yes" on the screen to terminate any previous network connections and push "X."
Highlight "Wireless" on the screen and push the right button on the controller. Highlight "Scan" on the screen and select it with the controller to start the console's wireless network scanning process.
Push the right button, and use the directional pad to highlight the wireless network you want to use. Push "X" and the right button on the controller.
Highlight the security type for the network, and push the controller's right button.
Type the network's password using the onscreen keyboard, and push the controller's right button to join the network.
Highlight "Easy" on the screen to have the PlayStation 3 automatically adjust your network settings.