All guns...
	All missions...
	Awards and Medals...
	Invincibility...
	Unlock all the maps in quick m...
	Various Cheats...

At the main menu, press X, Left, Triangle, Square, X, Select.

At the title screen, press X, L2, Triangle, R2, Select.

Purple Heart: Get wounded or killed in action.
Bronze Star: Get 15 kills.
Silver Star: Get 20 kills.
Distinguished Service Cross: Get 25 kills.
Congressional Medal Of Honor: Get 30 kills.

Pause the game, then press L1, R2, L2, R1, Select.

At the title screen, press: R1, L1, L1, R1, R1, R1.

At the title screen, quickly enter one of the button combinations indicated below for the corresponding effect.

Code	Effect
X, LEFT, TRIANGLE, SQUARE, X, SELECT	All guns.
X, L2, TRIANGLE, R2, SELECT	Select mission.
R1, L1, L1, R1, R1, R1	Quick Mission map select.
L1, L2, R1, R2, X, SELECT	Special features.
L1, R2, R1, L2, CIRCLE, UP, L1	Extra health and armor.