| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a projector constituted so that information on operational abnormality of a projector can be given to a manager based on the situation, and also, timely, when the operational abnormality of the projector occurs. <P>SOLUTION: The projector includes; a control means; and a sensor or the like for outputting an event generation signal when the operational abnormality of the projector occurs. The control means includes; an operating state signal detecting part 315 for detecting the event generation signal outputted from the sensor or the like; a voice alert reference part 316 for obtaining a voice alert signal while referring to a voice alert reference table based on the detected event generation signal; and a radio-transmission part for transmitting the generated voice alert to a previously registered portable telephone. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
