Troubleshoot/NVR/Video Loss All Cameras

Video Loss on Multiple Cameras

There are following possibilities:

• Firmware may be old. Please upgrade to the latest version.
• Brightness is 0. Please restore factory default setup.
• If There is no video input signal or it is too weak, due to the length of cable, find shorter cable.
• Check privacy mask setup or your screen saver and remove them if possible.
• If DVR hardware malfunctions then change hardware.
• If Not enough bandwidth then check internet.
• If Insufficient power then check and change power supply.
• Check if you are using You are using aluminum braid or copper braid cable and change if not.