Start up the game. When you are in a small tunnel, go to the left and keep going until the screen stops. Then a password screen will come up, then you could enter any of the following codes:
When you start the game, when you are in this small tunnel, go to the left and keep going until the screen stops. This will come up with a password screen. then enter the following code, NJJCKMLO. If you have put in the code in correctly, then it will say Welcome To The Machine.