Restore your Wi-Fi enabled device
back to your existing home Wi-Fi
Make sure that the settings at steps 2 to 3 below match
your home Wi-Fi network settings you wrote on paper.
Select Settings -> Wi-Fi on your iPod
Or open the list of available Wi-Fi
networks on your PC/Mac.
Select your network name (SSID) from the
list of available wireless networks.
Enter the network key if required.
Wait until successful Wi-Fi connection to
your home Wi-Fi network.