Clues are on the board to the left. Knock papers off. Settings to solve the fifth puzzle: x1-66: L and R in the middle 5246-k: Slider at right, knob at left CP 547: Slider in middle, dial at 2nd notch from left J&E 801: 2nd set of numbers from right 🎵L75: Dial furthest right, select top right note M200D: ɑ at left, b at right, dial at O See images for more help.