1. First of all,please confirm both of the camera and the NVR are powered on .
(1) Camera is powered on: Please plug the power adapter to the camera ,and then cover the IR-Cut with your hand (See picture), finally to check if the night vision will be activated or not .
(2) NVR is powered on : Please plug the adapter to the NVR ,and then see whether the power indicator is on.
2. Secondly please enter NVR system --- Video Manage ,and check if the status of camera is connected successfully or disconnected.
3. Thirdly, if the camera is disconnected,please confirm the distance of the camera and NVR system. The far distance will affect the signal transmission.Please follow the below steps to fix the issue:
(1) . Please enter NVR system -- Video Manage --- delete camera (The same page as the Step 2)
(2). Remove the camera and take it next to the NVR system,and prepare a network cable and start to match code for the camera and the NVR.
(3). How to Match code :
A. Connect this camera to the NVR via Network cable.
B. Right click mouse on the main interface, select "Video Manage"
C .Click "Refresh", find the camera's IP. Click "Match Code", then click "Yes", the NVR will start to match code to the camera.
D. After matching code successfully, the "status" will show "Connect success".Then you will see the camera is added to the NVR and display video on the screen.
4. Finally, you could unplug network cable and put the camera to the place where you want .