Control section

If this is on, note mode is enabled. In note mode, you can use the [1]–[13] buttons as a keyboard. For details, refer to “Using the [1]–[13] buttons as a keyboard (NOTE)”.

Turns the arpeggio on/off. The arpeggio plays when the unit is in note mode or when you play a chord on the keyboard of the K-25m.

Long-press the button to show the arpeggio settings menu.

If this is on, the unit enters sequencer mode. In sequencer mode, you can edit the sequencer by using the [1]–[16] buttons as the step buttons.

Long-press this button to display the sequencer settings menu. For details, refer to “Making sequencer settings”.

Plays back (the button lights up) or stops the sequencer (the button goes dark).

Press this button together with the [1–4]–[5–8] buttons and the [1/A]–[6/F] buttons to switch to different patterns.

Displays the settings menu. This configures the overall settings for this unit.

When the [SEQ] button is on, this displays the sequencer settings menu.

Turn: Edits the parameter’s value.

Press: Confirms an operation or value.

Shows the bank and patch number, parameter value and tempo.

Use these buttons to switch between patches (bank/number), and to input notes into the sequencer.

When this is on, the keys you pressed are sustained (held down).

Plays two parts at the same time.

Splits the keyboard into two zones, each with its own part.

Selects the part to operate.

Selects a patch.

Applies the current knob and slider positions to the selected tone.

To apply the settings, press the button again.

Turns the effect on/off.

Long-press the button to configure the effect.