Instructions
Wireless Connection
Turn on your 20GB Sony PlayStation 3.
Select "Settings."
Select "Network Settings."
Select "Internet Connection Settings."
Select "Wireless."
Select "Scan."
Select the name of the wireless Internet network you want to connect to. Enter the password for that network if prompted. Select the "Save" option. Your 20GB Sony PlayStation 3 will now be connected to the Internet.
Wired Connection
Connect your 20GB Sony PlayStation 3 to your home network Internet router using an Ethernet cable.
Turn on your PS3.
Select "Settings."
Select "Network Settings."
Select "Internet Connection Settings." Select "Easy." Select the "Save" option. Your 20GB Sony PlayStation 3 will now be connected to the Internet via your wired Internet connection.