How do I fully remove rockbox and that custom firmware? for nano

[djzzero]

I would like to uninstall rockbox and the custom firmware from my ipod nano. I dont like that white screen on my nano when starting up. and I would also like to use my itunes on my ipod nano instead of using rockbox please help

[Llorean]

http://www.rockbox.org/twiki/bin/view/Main/IpodInstallation#Uninstallation_and_Upgrade_instr