Yamaha DTX-PRO Reference Manual page 111

Practicing with the Training Feature
9. CHANGE UP
Change Up is an exercise for playing seven different rhythms that change every two measures. How well you maintain good timing along
with the rhythms is evaluated. Try your best to keep a steady tempo—even when the rhythms change.
*: The seven practice rhythm patterns:
What you can do during training:
Rhythm Mute
Mute the rhythm guidance. Press the button to turn the setting on or off.
Rhythm guidance on
 To select which rhythm to practice
Use the button below "
Rhythm to practice
Rhythm to skip practicing
The number of measures can be changed from SETTING.
Current Rhythm
Rhythm guidance off
" ([F3]) to move the cursor, then use the [–] [+] controllers to change the setting.
DTX-PRO DTX-PROX Reference Manual 111