In the Body Count directory, type BCCDNSR250 then hit enter Start a level
then press Left Shift+Alt+B to enable cheats:
Left Shift+W = Warps to ant level
Left Shift+I = Invincibility Toggle
Left Shift+R = Reloads all Weapons
Left Shift+D = Max weapons
Left Shift+P = Plays current music track
Left Shift+S = Stops current music track