| 摘要 |
A liquid crystal display device for receiving a video signal and displaying an image corresponding thereto having a liquid crystal display for displaying an image corresponding to a received video signal on a liquid crystal display, and a back light provided for irradiating light thereto. A switch is used for turning ON and OFF the back light. The back light is automatically turned OFF when a predetermined period of time passes in which the video signal, carrying image data in a predetermined condition, is not received.
|
