Unlocking all zombie maps

Good dau Black Ops players. Today we gonna learn how to unlock all black ops zombie maps!

Look at you hands when you are at main menu, start pressing LT+RT until you can get out of the chair.  Next step: go to the computer and enter: “CD” , then enter “3ARC UNLOCK”. You will be noticed that black ops cheat you antered is correct. Now all zombie maps are unlocked.

If you didn’t understand, see video below: