Yamaha P35 keys only work after few minutes

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.

Any help?

Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to Yamaha P Digital Pianos Discussions.