Using Structure Free Key SwitchesKey Switches are special MIDI notes or keys that are assigned to switch control values instead of triggering notes. For example, they can switch between different Smart Knob settings for a Patch or mute certain parts within a patch.1 Load Patch 04 Electronic Drum Kit.patch, and play with it on your keyboard.2 The different Effects in this specific Patch are not audible initially. Their Smart Knobs are assigned to Key Switches so you can mix them in by just clicking or playing a Key Switch. All available Key Switches appear blue on the screen keyboard. The currently activated Key Switch is green. After activating a Key Switch, a short description is shown in the multi-purpose display. A Key Switch does not trigger samples that are mapped in the corresponding key range.3 Click the second Key Switch C#0, or play the corresponding key to add dirt to the kit’s sound.