How to Fix Stuck Yamaha PSR-6 Keyboard Keys

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How to Fix Stuck Yamaha PSR-6 Keyboard Keys: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Pull the black plate that holds the keys together horizontally away from the keys.
With the top of the keys exposed, use a damp cloth or wipes to clean the space between the tiles.

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