For cheat mode enter the following codes at the \"Credits\" screen:
[Triangle], [Triangle], [Triangle], [Triangle], [X], [X], [X], [X],
[Square], [Start] - Disable Ship Inertia (Doesn\'t work in v.1.0).
[Down], [Left], [Up], [Right], [Triangle], [Triangle], [X], [X],
[Square], [Start] - Full Overdrive.
[Triangle], [X], [Square], [Left], [Right], [Left], [Left], [Up],
[Square], [Start] - High Speed.
[Up], [Up], [Down], [Down], [Left], [Right], [Left], [Right],
[Square], [Start] - Invincibility.
[Left], [Right], [Left], [Right], [X], [Right], [Triangle],
[Triangle], [Square], [Start] - Maximum Cash.
[X], [Triangle], [Square], [Right], [Left], [Right], [Right],
[Square], [Square], [Start] - Slow Motion.