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VIVOTEK
140 - User's Manual
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 123 for
detailed information.
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