... confirm" key to save after set up. Press "∧" button, shown as B, press "confirm" button to enter settings, set ... B as the way to set A. Press "∧" button, shown as C, press the "confirm" button to enter settings ... as the way to set A. Press "∧" button, shown as D, press the "confirm" button to enter settings ... as the way to set A. Press "∧" button, shown as E, press the "confirm" button to enter settings ...