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To test your lighted piston keyboard, there are two main things that need to happen:


1) Enable lighted piston functionality on the keyboard.


  • press and hold the set piston (far left) for that keyboard
  • press the last black key on the right (A#5)
  • press the 13th black key from the left (F#3)
  • release the set piston


2) Put the keyboard into lighted piston test mode


  • Press and hold piston 19 & 20 simultaneously to enter test mode.
  • All the pistons should light up for 2 seconds then they will go off.
  • You should be able to press any piston and it will light up. Press it again to turn it off. 
  • Press and hold piston 19 & 20 simultaneously to exit test mode.



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2800 John Street, Unit 4

Markham, Ontario

Canada, L3R 0E2


+1 (888) 812 9717