Boss Dr. Rhythm DR-3 Owner's Manual page 25

4
Press VARIATION [KIT].
VARIATION [KIT] lights up, and the drum set and bass sounds
changes.
When you press VARIATION [KIT] once again, the button's light
goes out, and the original Pattern is played.
5
Press VARIATION [MUTE].
VARIATION [MUTE] lights up, and a part of sounds are muted.
When you press VARIATION [MUTE] once again, the button's
light goes out, and the muted sounds play again.
6
When you press [ENDING/STOP], the ending is
played and then the performance stops.
Let's Play a Style
With some Styles, the sound
may not change.
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