| 摘要 |
PROBLEM TO BE SOLVED: To surely make an operator recognize the forgetting of the turning off of a power switch when a switch or the like are not operated for a prescribed time or more. SOLUTION: The device detects that a switch or the like are not operated for a prescribed time or more and a prescribed music for warning the forgetting of the turning off a power is produced in accordance with the detection. When it is detected that moreover, there are not operations of the switch or the like for a prescribed time or more after the warning music is produced, it is favorable to produce a warning music in a mode different from that of the warning music of the last time. In the case of producing warning musics after a second time on, it is favorable to shorten an interval for producing musics. In the case of producing warning musics for warning the forgetting of the turning off of the power, it is favorable that a warning music is produced in a setting state different from the setting of prescribed parameters set before the warning music is produced and the setting is made to be returned to the setting state of the prescribed parameters set before the warning music is produced in accordance with the completion of producing of the warning music. |
