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You can also choose to have the recorder send out a warning message in
e-mail or in txt file format and upload it to a destined FTP server.
6.3.2 DI Settings
This function allows users to manage camera's digital input port right from the
recorder. You can set up the recorder to receive triggers from a particular
camera's input port.
1. For cameras that come with physical digital input port, their port will be listed
in the far left drop-down menu.
2. Pick the desired channel for DI mapping, and then select the camera's input
port from the drop-down menu.
3. Select the trigger condition from the "Condition" drop-down menu.
4. Finally, define the trigger duration.
The recorder does not control camera's input port in a way to let you pair
recorder itself with a camera's input port for event receiving.
The recorder only acts as a medium for pairing up input ports between cameras
and the recorder.
Only connected cameras will be displayed on the list.
Some cameras only allow one trigger source to be configured at a time, e.g.,
if the camera has the motion detection function turned on, its digital input will
be disabled and vice versa. Under such circumstance, if you set to use camera's
digital input port as the event trigger source, you will not be able to select
motion detection as the trigger source for this camera under "Event
Configurations" >> "Event Trigger" setup page.
6.3.3 Event Servers
Event servers are to be used with event trigger actions. In case of unusual
4-CH H.264 Network Video Recorder with HDMI
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User's Manual of NVR-420
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