All Weapons, Infinite Ammo, Sml Medipack, Lg Medipack
When:
Inventory screen
How:
Put in the All Items code then go to the inventory screen and make sure that the compass is facing north. While in the inventory screen, go to Large Medipack, press and hold W + E + A + P + O + N + S and exit the inventory screen.
Try to find a ledge facing north and hang lara from it. When you drop her, she should be facing exactely north. You cannot enter cheats unless you are exactely north and you cannot do that by turning.