Instructions
Turn on your PlayStation 3, then select "Settings" from the main menu.
Choose "Network Settings," then select "Internet Connection Settings."
Select "Wireless" for your connection type and then press "Scan" to scan the area for wireless access points.
Choose the access point for your FiOS router and then enter the encryption key or password for the router.
Select "Save" to save your settings. Click "Test Connection" to verify that you have an active connection through your FiOS Internet service.