Yamaha Portable Grand DGX-640 Owner's Manual page 49

6
Play on the keyboard.
The marker will indicate the current position in the score during playback.
If you play a key each time the marker appears above a note in the score
you will be able to play the melody with the correct "original" rhythm.
How does it sound? You've played the melody using only one finger thanks to
the performance assistant technology Melody type!
You can stop song playback at any time by pressing the [START/STOP] button.
7
Press the [P.A.T. ON/OFF] button to turn the performance assis-
tant technology feature off.
"..." will appear on the display where the performance assistant technology type
is normally shown.
Next try playing a different preset song.
Appears when the performance
assistant technology is on

Marker
Sounds like
a melody!
The Easy Way to Play Piano
Owner's Manual
49