User manual
VIVOTEK
User's Manual - 127  
Applications > DI and DO 
Digital input: Select High or Low  as the  Normal status for the digital input connection.  Connect 
the digital input pin of the Network Camera to an external device to detect the current connection 
status. 
Digital output: Select Grounded or Open to dene the normal status for the digital output. Connect 
the digital output pin of the Network Camera to an external device to determine the current status. 
Set up the event source as DI on Event > Event settings > Trigger. Please refer to page 111 for 
detailed information. 










