Right, so this is the real reason why my blog is called “Everything Under the Singapore Sun”. Anyway, here is my second hand Casio Privia with a dumb sunken key. In fact, it had over 8 sunken keys and the rubber hammer caps just keep breaking because it was quite old. This fix is so … Continue reading 20 cents DIY Fix for Sunken Keys on Casio Digital Pianos Saving You Hundreds of Dollars