OPERATION INTERFACE FOR DISH WASHER AND DISPLAY METHOD THEREBY TO SIMPLIFY SELECTION PROCESS BY PROVIDING DIAL OPERATING MANNER

PURPOSE: An operation interface for a dish washer and a display method thereby are provided to simplify the structure of an interface unit by adopting a dial operating manner, and to capable of supplementing various functions without additional buttons. CONSTITUTION: An operation interface for a dish washer is composed of an LCD panel for displaying a plurality of operation control courses to wash various dishes in condition through different control methods, a dial operating unit(620) electrically connected to the LCD panel, a power button(630), a plurality of control buttons(640), and a control unit. A cursor is displayed on the LCD panel, and moves on the operation control courses displayed on the LCD panel by the dial type rotation of the dial operating unit. A scroll bar is displayed on the LCD panel, and scrolls the contents displayed on the LCD panel according to the motion of the cursor. The dial operating unit selects the content of the operation control courses displayed on the LCD panel by a button manner. The control unit detects the operation condition of the dial operating unit, and changes the contents displayed on the LCD panel selectively.