cbal A B C D E F 1 buzzer flashing light low tone light off high tone clicker 2 buzzer flashing light high tone clicker low tone light off 3 high tone clicker buzzer flashing light low tone light off 4 high tone clicker low tone light off buzzer flashing light 5 low tone light off buzzer flashing light high tone clicker 6 low tone light off high tone clicker buzzer flashing light