Open Hikcentral Pro Web client
Click on 4 squares Top left corner> General> Event and Alarm
Add Event and Alarm :
Basic information>Triggering Event >Access Control> Alarm input>check the box next to Alarm Input
Source>Select the ACU > select CaseIn or AlarmIn
click on Actions > Add Linkage Action> Link Access Point
Access Point> Specified Access Point >+Add
Link Access Point> select the Access control Panel> Select the Door > Add
Action> select corresponding action > Add
