<p>A display apparatus includes: a display unit which is configured to display a manual information image of the display apparatus; a storage unit which stores pieces of manual information in correspondence to information of user levels of the display apparatus; and a controller which determines a user level based on the stored user level information upon occurrence of an event for displaying the manual information image, and displays the manual information image formed by at least one of the pieces of the manual information stored in the storage unit.</p>
