CAN ANYONE HELP ME FIND A CPU/CONTROLLER UNIT FOR A YAMAHA DISCLAVIER MX100B YAMAHA DOESN'T HAVE THESE PARTS ANYMORE. DONT WANT TO THROW THE PIANO AWAY. EVEN IF SOMEONE HAS THIS MODEL AND IT DOESNT WORK FOR DIFFERENT REASON. MAYBE THEY CAN SELL ME THE CPU/CONTROLLER UNIT.

ANY HELP WILL GREATLY APPRECIATED