If you activate voice control and say "activate TP" then the letters "TP" appear in the lower right of the PCM screen. But I have no idea what that means or what it does. You can deactivate similarly.

Anyone know??

 

Here is a post over at renlist. Damned if I know what they are talking about.

http://forums.rennlist.com/rennforum...pcm-3-0-a.html

and here:

https://www.6speedonline.com/forums/...tp-volume.html