| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent an operator from getting confused when the operator performs a pull-less operation in a lighting control system. <P>SOLUTION: When performing the pull-less operation by using a wall switch, the operator is notified of an ON condition by temporarily lighting a safety bulb when power is turned ON. <P>COPYRIGHT: (C)2004,JPO</p> |
