You are able to set the on-screen warning when NVR or any camera meets an exception situation, which is sometimes an efficient way to alert you, including Full HDD, HDD Error, Disconnected Network, IP Conflict.
Applies to: RLN8-410 (hardware version H3MB18/N2MB02/N3MB01/N7MB01), RLN16-410 (hardware version H3MB18/N6MB01), RLN36, NVS36 and RLN12W, NVS12W.
Step 1. Launch your NVR and go to the Setting > Surveillance page. Please tape the button to enable the On-Screen Warning function.
Step 2. Click Exception to go to On-Screen Warning page and select the exception type you want.