Thanks for your reply mike,
i checked alarms there i had found below mentioned info.
:263:RPT:3:No Responce to Seizure:0:0:2:23:THU NOV 16 12:50:16 2006
264:RPT:3:No Responce to Seizure:0:0:2:24:THU NOV 16 12:50:18 2006
:265:RPT:3:No Responce to Seizure:0:0:2:4:THU NOV 16 12:50:25 2006:266:RPT:3:No
Responce to Seizure:0:0:2:8:THU NOV 16 12:51:25 2006