På Sat, 17 Dec 2005 05:13:36 +0100, skrev David Cook >:

> I just purchased an Audi A6 2.7T w/ navigation. Unfortunately, the car
> is out of warranty. I am having a problem with the navigation system.
> When I place any of the Navigation CDs in the system, the system is
> returning a "CHECK CD" error. I am sure the CDs are good. Does anyone
> have any suggestions?
>
> Thanks,
>
> David Cook
>

Maybe this will work:
http://www.audiworld.com/tech/elec4.shtml


--
regards
Ottar T