| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a lighting system capable of safely initializing a lighting cumulative time timer even after exchanging a lamp, and preventing improper operation in initializing the lighting cumulative time timer. <P>SOLUTION: A cumulative lighting time counter is reset by changing the lamp voltage of a lamp voltage detecting portion, or by receiving a reset signal from a remote control transmitter by a receiver, or by a transmission signal from a center control device. <P>COPYRIGHT: (C)2004,JPO</p> |
