The DVR is the heart of an analog HD system: every camera's coax feed terminates here, gets digitised and compressed, and is written to a hard drive on a continuous loop. The DVR also serves the live view to your TV or monitor and the remote view to your phone.
Because everything funnels through it, a DVR fault takes the whole system down at once — which is why it deserves clean power (ideally a small UPS, given load shedding), ventilation, and a surveillance-grade hard drive rather than a desktop drive that was never designed to write video 24/7.
Channel counts run from 4 to 32. Modern DVRs also accept a mix of analog HD standards and even a few IP cameras, which makes them a sensible bridge when upgrading an older system piece by piece.
Brands we fit and service
The dvr (digital video recorder) market splits into hardware built for South African conditions and lookalikes that fail at the first hard season. These are the manufacturers we trust on our installations:
- Hikvision
- Dahua
- HiLook
- Uniview
See our brand guides for how these manufacturers compare.
When the dvr (digital video recorder) goes wrong
These are the failures we're called to most often — each with its symptoms, causes and our fix on the dedicated problems page:
- Hard drive not detectedNo HDD / HDD Error — The DVR beeps or shows "No HDD" / "HDD Error"; live view works but nothing records.
- DVR won't boot — No lights, endless boot loop, or the logo screen forever; cameras and monitor are fine.
- Recording has stopped — Live view is perfect, but playback shows gaps — or nothing at all for days or weeks.
- Lost administrator password — The DVR is running, but nobody has the admin password — settings and playback are locked.
- HDMI/VGA display not working — The recorder is running (lights, beeps, app works) but the connected TV or monitor shows no signal.
Need this fixed or installed?
Our DVR Repairs service covers dvr (digital video recorder) work — quoted upfront and backed by our 12-month workmanship warranty.