US Patent 11676517 System for replaceable advertisements

An electronic display device includes: a chassis including a plurality of mounting elements and a controller, and a media player; and a display panel comprising at least one display module mounted to the mounting elements, wherein each display module includes a video display on a front surface of the display module and is positioned relative to the chassis using one or more locating pins located on a back surface of the display module that cooperate with one or more receiving holes in a front surface of the mounting elements and is secured to the chassis; wherein the controller causes the media player to display media content on the display panel.