After starting a game or loading a previous game
press the back button. When you see the menu
press and hold the L+R triggers at the same time,
while still holding the triggers, press and hold
L+R analog sticks at the same time ( make sure
the sticks don't move after you have pushed down
on them. If they do the code won't work), while
holding the triggers and the Analog sticks
quickly press WHT, BLK, BLK, WHT, WHT, BLK. this
will activate the cheat menu. At first you will
only get the refill option. After you beat the
game and save it the next time you access the
cheat menu you will get the all weapons option as
well as refill. Refill recharges everything.
Press Start during gameplay. Then, hold L and press Black (4), X (6), Y (3), Back. When you are at the main menu, go back, and a sound will confirm that the current chapter has been completed.