| 摘要 |
PROBLEM TO BE SOLVED: To realize a disaster prevention receiver for always displaying information of event occurrence such as fire disaster and gas leakage and an operation display screen improved in operability. SOLUTION: The disaster prevention receiver displays an alarm window 200 on a predetermined position in the display screen corresponding to the kind of alarm data, when an operation instruction is made at a screen change tab to change the screen display to a screen other than the alarm screen during a period from the event occurrence such as the fire disaster and gas leakage is detected until detection of event end by restoration. Further, among the alarm data for showing the content of the current event occurrence, the first alarm data and second alarm data, having higher level of importance, are displayed in the first zone window 212a, 214a and the second zone window 212b, 214b, respectively. COPYRIGHT: (C)2006,JPO&NCIPI
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