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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.
- There is no video input signal or it is too weak, due to the length of cable.
- Check privacy mask setup or your screen saver.
- DVR hardware malfunctions.
- Using too much bandwidth.
