DVR User Manual284.5.1 SensorSensor includes three sub menus: basic, alarm handling and schedule.Operate the following steps to configure sensor alarm:Step1: Enter into MenuSetupAlarmSensorBasic tab. Refer to Fig 4-17:Step2: Enable channels by checking the checkboxes beside the desired channels.Step 3: Set the alarm type according to triggered alarm type. Two option: NO andNC.Step4: Click “Apply” button to save settings.Step5: Enter into Alarm Handling tab. Refer to Fig 4-18.Select hold time and then click Setting button. A dialog box will pop-up as Fig4-19: Fig 4-17 Alarm Configuration-Sensor-BasicFig 4-18 Alarm Configuration-Sensor-Alarm Handling Fig 4-19 Alarm Handling-TriggerStep 6: Enter into alarm tab to select the options to handle alarm.Buzzer: If selected, the local inbuilt buzzer would be activated on an alarm.Full screen alarm: If selected, there will pop up the chosen channel on the monitor on an alarm trigger.