When I turn on my Yamaha P35, the keys from G to C (6 keys) from the 5th octave are dead. They usually work after a few minutes. I replaced the rubber contacts and cleaned it, but couldn't solve the problem.
Search This Site:
Click here to learn how to play keyboards and piano (with Piano For All).
Go here to buy a Yamaha keyboard.
Check out How To Read Music Fast: A 4-Step Beginner's Guide To Reading Music Quickly And Easily.