Avermedia NV 1000, User Manual

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Chapter 1 Installing Hardware
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1.6 Connecting External Sensors/Relays
The I/O Audio card enables you to connect 4 sensor inputs and 3 relay
outputs. You need to use 1 D-type 15 Pin connector cable to connect the
external I/O box and the I/O Audio card as below.
The optional I/O Audio card allows you to connect 4 audio inputs. Connect
the audio cables to audio inputs if necessary.
The pin signal assignment of the external I/O box is as followed.
Sensor Inputs
You can attach external sensors such as infrared sensors, smoke detectors,
proximity sensors, door sensors to the AVerMedia digital surveillance
system’s input-signal connectors on the I/O Audio Card. These devices
trigger the system to respond with a predefined action (e.g. record video).