I just upgraded my f90bt to a z3. I can't for the life of me figure out 2 things.

 

1. How do you change the GPS voice? I've searched wverywhere and it seems that you can't.

 

2. Is there a way to have the music mute when the GPS is speaking?

 

Thanks

1. Only 1 voice.

2. It's in the owner's manual, page 150.  Download from pioneer.