Planet NVR-820 User Manual page 50

Simply follow the instruction described above but instead of using the "Add manually" function,
enter the camera's IP address and credential in the "Camera Information" manually.
If cameras are marked with "*" in the search result, it means those cameras
are already configured and connected to the NVR.
NVR-820 / NVR-1620
Network Video Recorder with HDMI
50