P (Power) button ☞ page EN-13
VOLUME knob ☞ page EN-15 Main tone buttons ☞ page EN-21
METRONOME button ☞ page EN-15
REC/a button ☞ page EN-42
SURROUND button ☞ page EN-31
FUNCTION button ☞ page EN-48
TONE VARIATION button ☞ page EN-21
TONE VARIATION LEDs ☞ page EN-21