A locking system for a computer device comprising a display member coupled to a base member to enable positioning of the display member relative to the base member in a open position, a closed position and a tablet position. The system comprises a first locking mechanism adapted to restrict rotational movement between the base and display members in a direction about a first axis. The system also comprises a second locking mechanism adapted to restrict rotational movement between the base and display members in a direction about a second axis.