CCTV Data Recovery

CCTV systems typically use a digital-video-recorder, more commonly known as a DVR, as the central hub for storing all of their data. The footage captured by the CCTV cameras is normally saved on hard disk drives inside the DVR.

For the purposes of CCTV Data Recovery, we are only interested in the hard disk drives.

Often DVR’s are not configured to alert users to hard drive failures, therefore unless the DVR itself fails, it can be a while before the failed hard disk drive is noticed.

If you need footage of an incident, unplug the recorder now. CCTV systems record in a loop — once the drive is full, the oldest footage is overwritten. Every hour the recorder keeps running after an incident is an hour closer to the footage you need being recorded over. Power it down first, then contact us.

Once the failure is noticed – and the footage is required – we often see a common mistake being made.

An assumption that removing the hard drive from one DVR system and installing it into a different system, will give access to the files. This mistake is possibly the worst mistake you can make; usually, this overwrites the stored data, as the ‘different’ DVR makes the old hard drive compatible with its new system.

This doesn’t always mean that critical footage cannot be recovered, but it certainly makes an already complicated job, more difficult.

Also, DVR’s can be configured using RAID; thus, multiple hard drives will be present inside the digital video recorder. Although it is rare for multiple drives to fail all at once, it does happen.

Furthermore, dealing with the malfunctioning hard drives is only part of the equation of recovering the data, as DVR hard drives often use proprietary file systems and unique methods of storing data files, making accessing the data a very complicated task.

Moreover, the digital video recorders operating systems are not universal, therefore, handling the video files that these systems create, can be challenging as there are over 3000 video file formats within the CCTV industry, further adding to the complexity of playback of the files.

With CCTV DVR systems being so varied, the importance of having CCTV Data Recovery performed by competent companies – with specialist equipment and knowledge – to maximise the chance of recovering your data, is imperative.

Dragon Data Recovery is one such company that possesses specialist equipment and the necessary skills needed to recover your data from failed Digital-Video-Recorders.

Listed below are some common ways to identify if your CCTV digital video recorders hard drive has problems.

Different DVR manufacturers program their devices to report errors in different ways.  There are many strange things DVR devices can do when they are malfunctioning, if your symptom is not listed below, describe it on our enquiry form and we’ll tell you what you’re dealing with.

Is your CCTV Digital-Video-Recorder demonstrating any of these faults?

  • Are there any unusual beeps or messages when booting up the DVR device?
  • Is the DVR completely dead? No life in it whatsoever?
  • Has the DVR device become inaccessible?
  • Is the DVR struggling to play back video files?
  • Are the saved video files disappearing?
  • Has the DVR been physically damaged from an accidental drop or sabotaged?
  • Has the DVR been affected by a power surge or lightning strike?
  • Can you hear any strange clicking sounds when powering up the DVR?

If your Digital-Video-Recorder is doing any of the above, power it down and start your enquiry here — and if the footage is needed by the police, an insurer or a court, say so in your message, because timing and handling matter for evidential use.

Typical CCTV DVR Related Data Recoveries

  • 360 Vision
  • ADPRO
  • ADT
  • Alien
  • American Dynamics
  • Apollo
  • Artec
  • ATV
  • Bosch
  • BT
  • CnM
  • Dahua Technology
  • DALI
  • Dedicated Micros
  • DigiMerge
  • Digital Express
  • Digital Watchdog
  • Elec
  • Eneo
  • Epcom
  • Ernitec
  • Esser
  • EverFocus
  • Ganz
  • Genie CCTV Limited
  • Geovision
  • Geutebruck
  • Hanwha Techwin
  • Haydon
  • Hikvision
  • Honeywell Security
  • IDIS
  • Ikegami
  • IndigoVision
  • Lilin
  • Lorex
  • Mace
  • Maplin
  • Matrix
  • Messoa
  • Mitsubishi
  • MobileView
  • Panasonic
  • Pelco
  • QNAP
  • Rifatron
  • Samsung
  • Secutron
  • Siqura
  • SNAPserver
  • Speco
  • TruVision
  • Veraz
  • Verint
  • Vicon
  • Viewtech
  • Vigilant Technology
  • VisionHitech
  • Vista
  • Wavestore

Common DVR Hard Drive Issues

Hard drives, no matter the type or brand, can fail due to physical damage or by reaching their end-of-life cycle. There is an overabundance of things that can go wrong with all the variants of drives and these are just some of them:

  • HDD failure
  • Read/write failure
  • Printed circuit board (PCB) failure
  • Corrupt file system (WFS0.4 and other proprietary DVR formats)
  • SMART errors, warnings and failures
  • Deleted or missing data / files
  • Firmware or manufacturing faults
  • Disk detected but not opening
  • Disk not mounting
  • Physical damage

If you want to avoid further data loss at this stage, we recommend:

  • Stopping trying to access your defective CCTV device.
  • Please do not dismantle your device in any way.
  • Please never open the lid of any Hard Drive, they are sealed for a reason.
  • If the footage matters, unplug the recorder — a running DVR is overwriting its oldest footage every hour.
  • Never install the DVR’s drive into a different recorder or a PC to “have a look” — as explained above, that’s the fastest way to lose everything.
  • Don’t format the drive when a DVR or computer prompts you to.
  • Start your enquiry here for a no-obligation assessment.

What does CCTV data recovery cost?

Logical recoveries — lost or inaccessible footage on a drive with no mechanical fault — start from £350 including VAT. Mechanically failed drives needing cleanroom work start from £450 including VAT, and RAID-configured recorders are quoted on the whole array. Every case gets a proper diagnosis first (typically 3–7 days), then a fixed written quote for your approval before any chargeable work begins — no upfront payment. Bring the whole recorder or just its drive to our Moreton laboratory by appointment, or use courier collection or Royal Mail Special Delivery Guaranteed. If we can’t recover meaningful footage, there’s no recovery fee.

We offer Fixed Price Data Recovery

If no data can be recovered there is no fee to pay

Free Assessment

About Our Data Recovery Laboratory

Dragon Data Recovery is a genuine recovery laboratory — not a shopfront that forwards drives on. Every recovery happens at our own lab on the Wirral, on professional equipment: Ace Laboratory PC-3000 systems, DeepSpar Disk Imagers and a class 100 clean room facility for mechanical work.

You deal directly with the engineers handling your case, you approve a fixed written quote before any chargeable work begins, and if we can’t recover meaningful data, there’s no fee to pay.

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Dragon Data Recovery

The concept of Dragon Data Recovery is to offer professional and affordable Data Recovery Services, to both commercial and domestic clients. Read more

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