User Manual of Digital Video Recorder 
 
147 
8.8  Triggering or Clearing Alarm Output 
Manually 
Purpose: 
Sensor alarm can be triggered or cleared manually. If “Manually Clear” is selected in the drop-down list of dwell 
time of an alarm output, the alarm can be cleared only by clicking Clear button in the following interface. 
Steps: 
Select the alarm output you want to trigger or clear and make related operations. 
Menu> Manual> Alarm 
Click Trigger / Clear button if you want to trigger or clear an alarm output. 
Click Trigger All button if you want to trigger all alarm outputs. 
Click Clear All button if you want to clear all alarm output. 
 
Figure 8. 24 Clear or Trigger Alarm Output Manually