12 [NOTE]
Button to assign MIDI notes.
13 [START / STOP]
Button to start and stop song and style playback.
14 [DEMO]
Button to start and stop demo song playback.
15 Indicator LEDs
In practice mode, these LEDs briefly light up showing the pad that is being played.
16 [TEMPO –/+]
Buttons to adjust the playback speed.
17 [ACC.VOLUME –/+]
Buttons to adjust the volume of accompaniment tracks.
18 [MASTER VOLUME –/+]
Buttons to adjust the overall volume.
Connections and controls
MD-90
19