Why is my Model D playing the same note no matter what? Logan February 22, 2018 19:28 Set the Osc. 3 Control switch to the UP position. This will cause Oscillator 3 to track the pitch of the keyboard. Related articles Why is my Model D not making any sound? Why is my Model D making a clicking sound? How do I download the Sub 37 and Subsequent 37 Editor / Librarian? Having trouble? Contact Us. chat tech supportapp supportgeneral support 828-251-0090 Comments 0 comments Please sign in to leave a comment.