Yamaha Keyboard Easter Egg - Play Your Midi Songs in Piano Only (Include Drums)

1-Turn on your Keyboard
2-Press the "Song" button
3-Choose your song (work better when you do this on a MIDI song in your FLASH memory that you transfered)
4-Quickly press the "ACMP / A-B Repeat" Button three (3) times and the "|>/[](Play/Stop)" Button.
5-Your song is now supposed to be playing in PIANO ONLY mode.
6-Enjoy!