Originally Posted by saldous
No you can't turn this off and the standard stereo does not have an input to plug a CD changer into it and thus it is not an option.
are you sure?
After a little search, the headunit for XF is similar to Becker Monza.
Here is the wiring diagram for it:
I guess I will find out once I get my own XF
Oh yeah, I do installation for Mercedes for a while already