Coventry Data Recovery – Coventry’s No.1 Buffalo External Disk Data Recovery Specialists

Buffalo Recovery

No Fix - No Fee!

Our experts have extensive experience recovering data from external hard drives. With 25 years experience in the data recovery industry, we can help you securely recover your data.
Coventry Data Recovery – Coventry’s No.1 Buffalo External Disk Data Recovery Specialists

Software Fault £199

2-3 Days

Mechanical Fault £299

2-3 Days

Critical Service £795

1 Day

Need help recovering your data?

Call us on 0800 6890668 or use the form below to make an enquiry.
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Monday-Friday: 9am-6pm

With over 25 years of industry-leading expertise, Coventry Data Recovery is the UK’s trusted name in professional data recovery services. We specialise in recovering data from Buffalo external hard drives, including all NAS, RAID-enabled, and portable storage models.

Whether you’ve encountered firmware corruption, head crash, logical damage, or PCB failure – we provide comprehensive recovery solutions tailored for Buffalo devices.


Top Buffalo External Disk Models We Recover From

We recover data from the most popular Buffalo external and NAS storage devices including:

  • Buffalo TeraStation 3420DN
  • Buffalo LinkStation 220
  • Buffalo DriveStation Axis Velocity
  • Buffalo TeraStation 5410DN
  • Buffalo LinkStation 421DE
  • Buffalo DriveStation Mini Thunderbolt SSD
  • Buffalo MiniStation Extreme NFC
  • Buffalo LinkStation 520D
  • Buffalo TeraStation 7120r
  • Buffalo DriveStation DDR
  • Buffalo TeraStation 3400
  • Buffalo LinkStation SoHo 220
  • Buffalo TeraStation 3010
  • Buffalo MiniStation Safe
  • Buffalo DriveStation Duo USB 3.0 RAID

We also support legacy and discontinued models.


Supported Systems & File Systems

Our data recovery specialists support all major systems and configurations:

Operating Systems:

  • Windows 11/10/8/7/Vista/XP
  • macOS (all versions)
  • Linux (Ubuntu, Red Hat, CentOS, etc.)
  • Unix variants

File Systems:

  • NTFS
  • exFAT/FAT32
  • HFS, HFS+
  • APFS
  • EXT2/EXT3/EXT4
  • XFS, ZFS, Btrfs (common in NAS systems)

Common Buffalo Drive Failures We Recover From

Here are the top 20 faults we see in Buffalo external drives, including technical details and how we resolve them:

  1. Firmware Corruption
    Cause: Firmware bug or failed update
    Recovery: Use of manufacturer-specific ROM loaders and JTAG interfacing to load stable firmware; followed by sector-level imaging.
  2. Bad Sectors
    Cause: Surface degradation or repeated access errors
    Recovery: Disk imaging with hardware-imaging tools that skip or reattempt bad reads using ECC algorithms.
  3. Logical Corruption (Partition Loss)
    Cause: Sudden disconnect, OS crash
    Recovery: Hex-level reconstruction of partition table and volume boot sectors.
  4. PCB (Controller Board) Failure
    Cause: Power surge or heat stress
    Recovery: Donor board matching, BIOS/ROM chip transfer, controlled reinitialisation.
  5. Head Crash
    Cause: Drive dropped or bumped during read/write
    Recovery: Open-lab head stack replacement in Class 100 cleanroom followed by low-speed imaging.
  6. Platter Damage
    Cause: Severe head crash or contamination
    Recovery: Partial sector salvage from unaffected platters, advanced ECC-based file carving.
  7. Drive Not Recognised by BIOS/System
    Cause: Controller failure or NAND/firmware issue
    Recovery: Controller board diagnostics, terminal port interrogation, translator table rebuild.
  8. Power Surge or Electrical Damage
    Cause: Faulty USB ports or power adapters
    Recovery: PCB diagnostics, TVS diode/IC replacement, firmware bridging.
  9. Mechanical Motor Seizure
    Cause: Lubrication failure or spindle bearing lock
    Recovery: Spindle motor transplant into a matching chassis.
  10. File System Corruption (RAW File System)
    Cause: Unmount errors, power loss
    Recovery: Metadata analysis, file system rebuild, integrity repair.
  11. NAND Flash Wear (SSD Models)
    Cause: Wear levelling failure
    Recovery: NAND chip off recovery and ECC-based remapping.
  12. Accidental Formatting
    Cause: User error or OS prompt
    Recovery: Deep sector scanning and file signature extraction using recovery algorithms.
  13. Encrypted Volume Not Mounting
    Cause: Damaged crypto header
    Recovery: Header analysis, backup header reconstruction, decryption key derivation.
  14. Overheating
    Cause: Prolonged use or ventilation failure
    Recovery: Hardware stabilisation, PCB component testing, thermal readout logging.
  15. RAID Configuration Loss (Buffalo TeraStation)
    Cause: Failed firmware or user reset
    Recovery: Manual RAID reconstruction, XOR parity rebuild, file system reassembly.
  16. SSD Controller Failure
    Cause: Short circuit or power instability
    Recovery: NAND chip readout using chip-off methods and controller-specific mapping tools.
  17. Overwritten Files
    Cause: New data writes
    Recovery: Partial recovery of non-overwritten clusters using file signature recognition.
  18. SMART Errors (Imminent Failure)
    Cause: Reallocated sectors, spin-up retries
    Recovery: Immediate disk imaging and SMART table parsing.
  19. Corrupt MBR/GPT Partition Table
    Cause: Malware or user error
    Recovery: Manual partition table rebuild and alignment correction.
  20. Disk Making Clicking/Beeping Noise
    Cause: Failed actuator arm or heads stuck on platter
    Recovery: Cleanroom disassembly, head parking, donor head assembly installation.

Why Choose Coventry Data Recovery?

  • 25 Years of Proven Success
    Industry-trusted recovery from Buffalo and all major drive manufacturers.
  • Cleanroom Facilities
    For secure mechanical intervention on damaged drives.
  • Advanced Hardware-Imaging Technology
    Allows us to handle unstable, failing, or damaged drives at the hardware level.
  • Logical and Physical Expertise
    We specialise in both software-based and hardware-based recovery methods.
  • No Fix, No Fee
    Transparent diagnostics and only payment on successful recovery.

Contact Us for a Free Diagnostic

If your Buffalo external disk is failing, unresponsive, or showing errors, trust the specialists at Coventry Data Recovery. We’ll perform a complete diagnostic and provide the best recovery path forward.

Coventry Data Recovery – External Disk Data Recovery You Can Trust.

 

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