An assembly structure for a display of an electronic appliance is provided. The electronic appliance includes a main body and a display for displaying an image according to an image signal input from the main body so as to facilitate the attachment and detachment of the display to and from the main body. The assembly structure includes a fitting device formed at the main body and the display. The fitting device has a fitting member which slidably fits into a fitting hole. An optical connector is provided between the main body and the display to be attached to the main body for transferring an image signal using light beams for the display.