Here is one of the last brand new piece out of a austrian shop:
https://www.ebay.de/itm/Casio-MZ-X500-Entertainer-Keyboard/153430305093?hash=item23b928a945:g:M7MAAOSw-6Bcm0o9
How it is possible to convert the yamaha styles to the x500 ? There is an easy way ? Sorry for the question, tomorrow i wil get my x500 and i already reading here in this forum.