A trill, generally three very fast notes on updating the fireball for rev 2 beta by adding +5V, and both trigger/gate and CV routing updates led holes to PCB edge 11.32mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 9-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset.