Beat the Kobayashi Maru
At the Cadet Registration screen hold L R Select and press A B A B X Y X Y. Choose a character and press Select to start the game. At the Password screen repeat this code to continue your game. Now you can win the Kobayashi Maru by hailing the Klingons.
New Starships in Training Simulator
At the Simulator Option screen hold L R select and press A Y B Y.
At the New Cadet Registration screen hold L R select and press X Y X Y A B A B.
At the Password Option screen hold L R Select and press X X X A L A R Y A R A A X Y X Y Y A B A B Select. Return to the screen with the picture menus and choose Insignia. Choose Ship. Hail the Kobayashi Maru by choosing A and navigate toward 014021. When the computer says the Klingons are about to attack hail them.
Secret Cadet Names
At the New Cadet Registration screen hold L R Select and press X Y X Y.