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View Post

Samsung SSD 840 Pro – Microcode failure

In Blog, Solid State Disk Recovery Case Study by AdministratorMarch 13, 2015

Case study: Samsung SSD 840 Pro 120GB / 256GB / 512GB The followings models of Samsung 840 SSD can have a particular flaw which relates to a failure of the …

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HDD Failure: Toshiba MK3265GSXN – firmware or heads?

In Blog, Hard Disk Drive Recovery Case Study by AdministratorJanuary 24, 2015

Mixed symptoms of failure – Toshiba MK3265GSXN This article applies to MK3265GSXN disk and many other ’65GSX’ series of HDD. CDR has seen a high incidence of a very specific …

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WD3200AAJS – Pinnacle firmware failure

In Blog, Hard Disk Drive Recovery Case Study, Successful recovery by AdministratorAugust 20, 2014

Common fault: WD3200AAJS firmware failure. This case study relates to a HDD in which the owner reported that the HDD was not detected by any computer, and the HDD would …

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HDD failure of the month – WD20EARX / WD1001FALS

In Blog, Hard Disk Drive Recovery Case Study, Successful recovery by AdministratorMarch 18, 2014

Western Digital (WD) HDD firmware failure – ‘Slow Responding Fault’ UPDATE 15/06/2016: The fault described in the case study below can be common in all modern Western Digital hard disk …

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Source Code in TV and Films – Incorrect Data

In Blog, Hard Disk Drive News, Information by AdministratorJanuary 13, 2014

Filmmakers make up the data. Not entirely related to data recovery, but we liked the story. It appears that film and TV makers have been hacking off unlikely bits of …

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Information: Hard disk drive firmware failures

In Blog, Information by AdministratorJuly 2, 2013

Firmware failures – what are they? At CDR we try to give customers plenty of information to help them understand how their hard disk drive or solid state disk has failed, what can be …

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Hard disk drive firmware – what is it?

In Blog, Information by AdministratorMay 22, 2012

Firmware failures in HDDs. Put simply the firmware of the hard disk drive is ‘operating system’ of the hard disk which allows it to function. It is, of course, a …

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How easy is it to find a donor hard disk drive? Part 1.

In Blog, Hard Disk Drive News by AdministratorFebruary 7, 2012

Hard disk drive donor parts for data recovery A significant proportion of the hard disk recoveries we receive require donor parts. That is to complete the recovery of data from …

Data Recovery Case Studies
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Cheadle DATA Recovery Ltd5.0
Based on 386 reviews
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Wayne Harrison
1 week ago
Excellent service and total transparency from beginning to end. The prices are competitive and the "no recovery, no fee" is just the icing on the cake. However, the most important thing is the quality of service and utter professionalism - no fuss, just results. I'd value absolutely no reservations about recommending Cheadle Data Recovery and, should I need such services in the future, they will be my first port of call. Delighted.
Response from the owner:Hello Wayne, thanks for the review. I am glad it was possible to achieve a positive result for your failed RAID array and your HDD. Best regards, John C. Reid.
Debbie Hilton
4 weeks ago
John was brilliant. My niece had seven years worth of lesson plans on a broken data stick and nowhere had been able to retrieve it for her until I found Cheadle Data Recovery. John was professional and transparent in regards to recovery and fees which I really appreciated. Payment only required if data is recovered. And it was! My niece was over the moon! Highly recommended this company.
Response from the owner:Hello Debbie, thank you for the review. The 32GB SanDisk memory stick had a hardware failure associated with the controller chip. Via chip off recovery it was possible to make a full recovery of the data. Best regards, John C. Reid.
James White
2 months ago
I had a new M.2 NVME drive fail on me with all my project files on so needed to do data recovery, after a bit of looking around my local area I got directed to Cheadle data recovery as the places I enquired with locally didn't deal with M.2 devices I initially called to seek quotations and John was friendly, polite and professional whilst answering any questions I had about the process, reassuring me that I was dealing with someone who knew what they were doing and giving me confidence that I wouldn't be left short as they operate on a "no recovery, no fee" basis Even going so far as to give follow up advice afterwards regarding how to create backups and other solutions to prevent this from happening in future. I really appreciate you going the extra mile and I cannot thank you enough for getting me my lost time back
Response from the owner:Hello James, thanks for the review. I am glad it was possible to make a good recovery of your failed Corsair 2TB SSD (CSSD-F2000GBMP600). The NAND had degraded and had resulted in a failure of the firmware. On receipt the SSD was stuck in a safe/engineering mode showing a capacity of 0MB. Best regards, John C. Reid.
Phill Dixon
2 months ago
Spoke to John at Cheadle Data Recovery about an enterprise grade HDD that needed recovery. He was completely upfront that the helium filled nature meant it was out of scope but hen spent a great deal of time and effort putting me in contact with places that could. He has made absolutely nothing off my call but spent 40 mins trying to help and recommending other very specialist recovery firms that could potentially help and explaining the process. Absolutely brilliant service
Response from the owner:Hello Phill, thank you for the review. Helium filled HDDs present a major technical challenge for data recovery companies when the mechanical components have failed within the HDD. I am not aware of any UK based data recovery company that has a proven success record when working on mechanical failed helium filled hard disks. As such I recommend HelpDisc/HDDSurgery in Serbia or Morde in Portugal who are making genuine recovery attempts on these disks. Both of which perform work on a 'no-recovery, no-fee' basis, and do not charge for the donor HDD. Unfortunately, I am aware of certain UK based data recovery companies which have charged £1000+ upfront for a recovery attempt on a helium filled disk, where no data has been subsequently recovered, and then on inspection of the disk it has been found that no work has actually taken place. As such, I advise those people with Helium filled HDDs to be cautious of some claims made by certain data recovery companies regarding their technical capabilities and to check the terms of work before any payment is made to the company. Whilst CDR does not work on mechanically failed helium HDDs, we do still work on helium HDDs which have suffered failure associated with the firmware, printed circuit board, bad sectors/degraded media and corruption of the filesystem. Best regards, John C. Reid.

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CDR - Manchester Data Recovery Services - offers professional services to businesses and home users, and provides the best possible success rates with a fixed price quotation in advance.

Cheadle DATA Recovery Ltd is rated 5 stars on Google Business based on 354 reviews
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Based on 386 reviews

© 2006 - 2025 Cheadle DATA Recovery Ltd ® | VAT no: GB936432027 | Company no: 07992327 | Registered Office: Corner House, 28 Huddersfield Rd, Rochdale, Lancs, OL16 3QF | All amounts quoted are subject to VAT.

  • Home
  • Services
    • All Services
    • Hard Disk Drive (HDD)
    • Network Attached Storage (NAS)
    • Server & Exchange
    • RAID Recovery
    • Memory Card & Stick
      • Monolithic storage devices
    • Solid State Disk (SSD)
    • Apple Mac
      • MacBook Pro 2016-2017 Touchbar
  • News & Info
    • News
    • Process and Method
    • Data Recovery Equipment Used
    • How do HDDs work?
      • General information
      • Degraded Media / Bad Sectors
      • File System Corruption & Deleted Data
      • Firmware Failure
      • Printed Circuit Board Failure
      • Mechanical Failure
    • How do SSDs and Memory Sticks work?
    • Privacy Policy
    • GDPR Compliance Policy
    • Case Studies
      • Hard Disk Drive
      • Solid State Disk
      • Server/RAID Array
      • Memory Stick/Card
    • File Listing Software for Data Recovery
    • Sitemap
    • Terms and Conditions
  • Reviews
  • Pricing
    • Pricing
    • Quoted £97 to £120 for Data Recovery?
    • Data declared unrecoverable or misled on price?
    • Non-refundable Fees?
    • RAID Array Prices and Quotations
    • Return media price list
    • Timescale of Services
    • Payment Methods
    • Blog Posts on Pricing
      • Scam Example – Inform & protect yourself
      • Discounts & Special Offers?
      • Free Data Recovery?
      • Secondary Faults
      • £110 for a 500GB Hard Disk in 2016?
      • Expensive Donor Parts – Included
  • Contact
    • About
    • Contact
    • Data Recovery in Manchester
    • Locations
    • Working Hours
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