What may be causing the problem?
A missing CCTV feed may come from power, cabling, camera, channel configuration, DVR/NVR or network problems.
Important:
Check whether one camera or the entire system is affected before changing settings.
Safe checks you can do first
- Confirm DVR/NVR power
- Check whether other cameras work
- Note any channel error
- Check monitor input
What not to do
- Factory resetting the recorder
- Changing network settings blindly
- Removing storage while powered
How professional diagnosis helps
A proper assessment separates software, configuration and connection issues from component failure. It also reduces unnecessary replacement and helps protect data before risky work.