Ethno/Techno - Logic GC Files The Track Layout in Logic is as follows: MIDI Mix Setup (Multi Track) - (contains MIDI Volume and Panning parameters at Bar 1.1.0) Unmute this track if you wish to hear the combined elements "mixed" according to the Full Mix Loop. E/T Element (Part) - The actual MIDI part for the accompanying patch in your sampler. The Sequences were layed out this way to allow you to easily mute/unmute the volume and panning for the accompanying tracks below.