Type JUMCO (for the Deluxe version) or VHOEZ (for the Standard version) at the main menu to enable cheat mode. Then, enter one of the following codes to activate the corresponding cheat function.

Effect	Code
Add credits	[Ctrl] + [Shift] + [F11]
Lose game	[Ctrl] + [Shift] + [F8]
Mission select	[Ctrl] + [Shift] + [F12]
Win game	[Ctrl] + [Shift] + [F7]