I have posted this in the ICE section but just in case you don't venture into there (!) I found this whilst mooching around the official audi site, its a quick reference guide for the rns-e mmi sat nav unit, hope you find it useful as its not often you will get anything for free from VAG !!!
http://www.audi.co.uk/etc/medialib/...ts/owners_area/Choose_Model.Par.0018.File.pdf
http://www.audi.co.uk/etc/medialib/...ts/owners_area/Choose_Model.Par.0018.File.pdf
