DISPLAY DEVICE

A display apparatus for video signals has improved operability. The display apparatus includes a tuner which receives a video signal, an external input unit into which a video signal is input from the outside, a display processor operable to select one of the video signal received by the tuner or that obtained from the external input unit as a main video and to perform display processing on the main video, a display unit operable to display the video signals processed in the display processor, an operation unit and a controller operable to combine an operation guidance video with the main video to form a combined display based on a predetermined operation in the operation unit, and to display the combined display, wherein the combined display is displayed in different display modes depending on which video signal forms the main video. The operation unit may be in the form of a touch panel. Furthermore, when a specific button is operated, a display to select a function is performed.