A liquid crystal display (LCD) system is provided. The LCD system includes a light-passable plate, an LCD panel and a controller. The light-passable plate is configured to allow natural light to pass through the light-passable plate; and the LCD panel is coupled to the light-passable plate and is configured to receive the natural light passing through the light-passable plate. Further, the controller is coupled to the LCD panel to control the LCD panel such that the natural light passing through the light-passable plate is used as backlight for operation of the LCD panel. The light-passable plate structurally supports the LCD panel in addition to providing the natural light to the LCD panel.