I've noticed that recently some users are having issues or complaints with ex excessive chatter with their new AT Pro. I figured I would post a page put of the manual and also a link to a Garrett instructional video to maybe help some them out or at least point them in the direction of finding answers.
VIDEO
https://www.youtube.com/watch?v=TT4nvgwPnH8&feature=youtube_gdata_player
VIDEO
https://www.youtube.com/watch?v=TT4nvgwPnH8&feature=youtube_gdata_player