AVer E5000 series - Manual (Page 160)

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3.14 Changing Relay Status
[Note] This function can be operated in preview mode only.
User can change the relay status of NVR/DVR server and IP camera.
1. In preview mode, click + of sensor or click + of camera to expand the list.
2. Right-click on relay or relay of camera and a short-cut menu will show up.
3. Select the High or Low status of relay.