Cheat mode: Select the "Sound Test" option at the title
screen. Set the following options, the start the game to activate
the corresponding cheat function. Note: To enter multiple codes,
all previous codes must first be enabled.
1. Set number of lives: Set the "Effect" option to any
number up to "20" (which should equal the number of
desired lives). Then, highlight "Music" and press I
on the following songs: 1, 2, 3, 6.
Change attack unit direction: Set the "Effect" to "1"
to enable or "2" to disable. Then, highlight "Music"
and press I on the following songs: 1, 3, 9, 7. Press Select
during game play to change the attack unit direction.
Level select: Set the "Effect" option to any number
up to "6" (which should equal the desired level number).
Then, highlight "Music" and press I on the following
songs: 7, 6, 1, 8.
4. Fast ship: Set the "Effect" option to "1"
to enable or "2" to disable. Then, highlight "Music"
and press I on the following songs: 9, 8, 4, 1.
5. Invincibility: Set the "Effect" to "1"
to enable or "2" to disable. Then, highlight "Music"
and press I on the following songs: 6, 5, 1, 3.
