| 摘要 |
<p>PURPOSE: A light emitting system of a display is provided to emit light by the jack connection state, thereby enabling a user to connect the jack easily. CONSTITUTION: One or more LED(Light Emitting Diode)(20) is formed in around a cable jack of a display. A power unit(21) offers the power source to LED. A signal processor(22) decides the existence of the signal input from the cable jack. The signal processing unit transmits the output signal according to the existence of the cable jack signal. According to the transmitted signal, the switching unit(23) switches the on/off of the power source.</p> |
