Level skip: Press Right, I, Left, II,
Up, Select, Down, Select at the title
screen. A sound will confirm correct code entry. Hold Up/Right
and press I + II + Select during game play
to advance to the next level.
Sound test: Press Left, Right, I, II,
Down, Select, Up, Select at the title
screen. Use the D-pad to display a two number sound code
at the bottom of the screen. Then, press I to play the
sound, or press II to reset the sound to zero.
