Hey everyone, I'm going to put this here so all the information you need is one place.   Should you receive a "No Media" error on your PX-5S, don't panic and don't worry, your PX-5S can be restored without erasing your Stage Settings or other files.   What has happened? Well, we're not 100% certain. We've seen cases of this when the instrument has gone unused for a long period of time. In other cases there has been a power surge or static electricity. Casio has worked v