ok thats what i though i will try using the sat nav tomorrow with the dvd out and see if it still works if not no use taking up the hd space 
Loaded it with the harry potter audio books today to listen to on the drive to EOS central (birmingham) to see MIL and it was fab
Loaded it with the harry potter audio books today to listen to on the drive to EOS central (birmingham) to see MIL and it was fab