How to recover data from Buffalo TeraStation TS-QVHL/E NAS

Is your network drive gone, and you are wondering what to do? Has a RAID system crashed, and your files are no longer accessible? Does your device display an error while booting? Have you accidentally rebuilt your RAID system? Are several hard disks out of order?

How to recover data from NAS Buffalo TeraStation TS-QVHL/E

Buffalo TeraStation TS-QVHL/E NAS Data Recovery in 2024

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from TeraStation TS-QVHL/E.

How to recover data from NAS Buffalo TeraStation TS-QVHL/E

Recover data from damaged RAID arrays inaccessible from a computer.

Why can’t ordinary software tools restore files from RAID?

Conventional hard disks keep user’s data by writing it to their surface in a consecutive way, and this is how an entire file is stored on a single hard disk. However, when data is written to a RAID system, a file is divided into several parts. Then these parts are written consecutively to all hard disks within such array. The size of such parts may range from 2 KB to 2 MB, so each file is stored on several hard disks at the same time.

Such approach helps to speed up read and write operations, and it is evident that saving two parts of a file having the size of 1 GB to two hard disks simultaneously is much faster than saving the same 1 GB of data to one hard disk. However, this peculiarity makes file recovery more complicated.

Various RAID levels store information in different ways. Additionally, manufacturers like Buffalo also introduce some modifications to this process, and that is why data can be written to hard disk in a wide variety of ways.

Can encryption safeguard data stored on NAS Buffalo TeraStation TS-QVHL/E devices?

Yes, encryption can safeguard data stored on NAS Buffalo TeraStation TS-QVHL/E devices. The TeraStation TS-QVHL/E devices support various encryption technologies, such as AES 256-bit encryption, to protect data at rest. This encryption ensures that even if someone gains unauthorized access to the device or its hard drives, they will not be able to read the encrypted data without the encryption key. It is important to properly configure and manage the encryption settings and ensure that the encryption keys are securely stored to maintain the security of the data.

How to take hard disks out of the NAS and connect them to a PC?

Although NAS TeraStation TS-QVHL/E can be accessed over the network, you still need to take the hard disks out of the storage device and connect them to a Windows computer. Only in this case will the software be able to scan them properly. Here is what you should do:

  1. Turn off the storage and disconnect it from the power supply.

    WARNING! Before you start taking hard disks out of your NAS device, read the manual carefully. Incorrect actions may damage your network-attached storage and/or the hard disks within the RAID system.

  2. Take the hard disks out of the NAS one by one, carefully removing them from their slots. Remember that the disks are extremely vulnerable: hitting or dropping them may result in serious physical damage.

  3. Make sure to mark each hard disk in accordance with how they were installed inside the NAS.

  4. Remove the hard disks and connect them to the computer. In this video, we have explored what ports are used to connect hard disks, and what to do if there are not enough ports or connectors.

    Go to view
    How to Order Remote Data Recovery

    How to Order Remote Data Recovery

Restoring data with Hetman RAID Recovery

Hetman Raid Recovery

This program recovers data from damaged RAID arrays and is fully compatible with Buffalo TeraStation TS-QVHL/E. The hard disks that make up the RAID contain technical information about the algorithm used to save files. When launched, Hetman RAID Recovery reads this information and puts the damaged array together. Then you can open the disk and save your files. Also, you can recover the files accidentally deleted from the network drive.

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How to recover data from a Buffalo

How to recover data from a Buffalo

TeraStation TS-QVHL/E has 4 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • RAID 5;
  • RAID 6;
  • JBOD;

NAS supports:

  • exFAT, VFAT, FAT 12 / 16 / 32;
  • NTFS / ReFS;
  • APFS / HFS+;
  • Ext2 / 3 / 4 / ReiserFS / XFS / UFS / ZFS / Btrfs;
  • VMFS / HikvisionFS;

Safe recovery from disk images

This utility lets you save an entire copy of the disk to file and then work with this image instead of the actual disk. Such feature helps to protect data on the disk from:

  • Overwriting during the recovery process;
  • Loss resulting from bad sectors;
  • User mistakes.

To create an image, do the following:

  1. Make sure that you have enough free space to save the image. The image file size usually equals the disk size.

  2. Select the disk in the main window, and choose from the menu ToolsSave Disk. You can select multiple disks to be saved.

  3. When the image creation wizard starts, you can choose to save the entire disk or select only a part of it. Specify the parameters and click Next.

    Hetman Raid Recovery: Image Creation Wizard
  4. At this stage, you need to choose a directory where to save the image. Choose any disk connected to this PC, or save the image by FTP.

    Hetman Raid Recovery: hoose any disk connected to this PC, or save the image by FTP

Where are user’s files stored?

The Buffalo TeraStation TS-QVHL/E network-attached storage keeps OS Linux operating system files on a separate RAID 1 (mirrored) array. Usually, all NAS systems create several volumes on every hard disk, and the first of them takes up to 2 Gb of space. This is where operating system files are stored. Other volumes are united into a RAID array where user’s data is written.

Comparison of software for RAID recovery

Product Operating system License type RAID controller support Supported file systems Virtual RAID controller support Data recovery from damaged RAID File preview
Hetman RAID Recovery Windows Paid Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
DiskInternals RAID Recovery Windows Paid Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
R-Studio Windows, Mac, Linux Paid Yes, over 200 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
UFS Explorer RAID Recovery Windows, Mac, Linux Paid Yes, over 1,000 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes
EaseUS Data Recovery Windows Paid Yes, over 20 controllers FAT, NTFS, Ext2/3/4, HFS+ No Yes Yes
ReclaiMe Free RAID Recovery Windows Free Yes, over 100 controllers FAT, NTFS, Ext2/3/4, HFS+ Yes Yes Yes

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Comments (3)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 9.08.2022 12:31 #
    If you want to ask a question about data recovery, from NAS TeraStation TS-QVHL/E, feel free to leave a comment!
  • Shayne Tinworth
    Shayne Tinworth 29.08.2023 09:53 #
    Can data recovery from a NAS Buffalo TeraStation TS-QVHL/E device be done if the device is not powering on?
    • Hetman Software
      Hetman Software 29.08.2023 11:00 #

      If the NAS Buffalo TeraStation TS-QVHL/E device is not powering on, data recovery can still be possible, but it may require professional assistance. Here are a few steps you can try before seeking professional help:

      1. Check the power source: Ensure that the power cable is securely connected to both the device and the power outlet. Try using a different power cable or outlet to eliminate the possibility of a power issue.
      2. Check the power supply unit (PSU): If the power source is not the problem, the PSU might be faulty. In this case, you can try replacing the PSU with a compatible one to see if it resolves the issue.
      3. Remove and reconnect hard drives: If the NAS device has multiple hard drives, try removing them one by one and reconnecting them. Sometimes, a faulty hard drive can prevent the device from powering on. By isolating the problematic drive, you may be able to power on the device and access the data on the remaining drives.
      4. Contact professional data recovery services: If none of the above steps work, it is recommended to contact professional data recovery services. They have specialized tools and expertise to recover data from non-functioning NAS devices. They can diagnose the issue, repair the device if possible, or extract the data directly from the hard drives.

      Remember, attempting DIY data recovery methods without proper knowledge and tools can potentially worsen the situation and lead to permanent data loss. It is always advisable to seek professional help for critical data recovery situations.

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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • What are the key features of the NAS Buffalo TeraStation TS-QVHL/E that make it suitable for video streaming purposes?

    The NAS Buffalo TeraStation TS-QVHL/E has several key features that make it suitable for video streaming purposes:

    1. High storage capacity: The TS-QVHL/E comes with different storage capacity options, ranging from 4TB to 16TB. This high storage capacity allows for the storage of large video files and a vast library of video content.
    2. High-speed data transfer: It is equipped with Gigabit Ethernet ports that provide fast data transfer speeds, allowing for smooth streaming of high-definition videos without buffering or lag.
    3. RAID support: The TS-QVHL/E supports RAID levels 0, 1, 5, 6, 10, and JBOD. This ensures data redundancy and protection against data loss, which is crucial for continuous video streaming without interruptions.
    4. DLNA certification: It is DLNA certified, which means it is compatible with various DLNA-certified devices such as smart TVs, media players, and gaming consoles. This enables easy and seamless streaming of videos to multiple devices within a network.
    5. Remote access and mobile apps: The NAS comes with remote access capabilities, allowing users to access and stream videos remotely from anywhere using a web browser or dedicated mobile apps. This feature is beneficial for users who want to stream their videos on the go.
    6. Built-in media server: The TS-QVHL/E has a built-in media server that supports popular media streaming protocols like DLNA, UPnP, and iTunes. This makes it easy to organize and stream video files to various devices connected to the network.
    7. Easy setup and user-friendly interface: Buffalo NAS devices are known for their user-friendly setup and intuitive web-based interface. This makes it easy for users to configure and manage their NAS for video streaming purposes without requiring advanced technical knowledge.

    Overall, the high storage capacity, fast data transfer speeds, RAID support, DLNA certification, remote access capabilities, built-in media server, and user-friendly interface make the NAS Buffalo TeraStation TS-QVHL/E suitable for video streaming purposes.

  • How does the NAS Buffalo TeraStation TS-QVHL/E support video streaming in terms of storage capacity and network connectivity?

    The NAS Buffalo TeraStation TS-QVHL/E supports video streaming by offering ample storage capacity and efficient network connectivity.

    In terms of storage capacity, the TeraStation TS-QVHL/E is available in multiple configurations with varying storage capacities, typically ranging from a few terabytes to multiple terabytes. This allows users to choose the model that best suits their video storage requirements. The available storage capacity can be expanded by adding additional hard drives to the NAS.

    In terms of network connectivity, the TeraStation TS-QVHL/E supports Gigabit Ethernet, which provides high-speed data transfer rates. This ensures smooth streaming of high-definition videos. The NAS also supports various network protocols such as FTP, SMB/CIFS, and NFS, making it compatible with different devices and operating systems.

    Additionally, the TeraStation TS-QVHL/E is equipped with a powerful processor and ample memory, which enables it to handle multiple video streams simultaneously without any lag or buffering issues. It also supports RAID configurations, such as RAID 0, 1, 5, 6, 10, and JBOD, which offer data redundancy and protection against drive failures.

    Overall, the NAS Buffalo TeraStation TS-QVHL/E provides sufficient storage capacity and robust network connectivity to support video streaming effectively.

  • What kind of video formats and streaming protocols does the NAS Buffalo TeraStation TS-QVHL/E support, and are there any limitations or compatibility issues to consider?

    The NAS Buffalo TeraStation TS-QVHL/E supports various video formats and streaming protocols. It is capable of streaming videos in formats like MP4, AVI, MKV, and MOV. Additionally, it supports streaming protocols such as DLNA, UPnP, and SMB/CIFS.

    However, there are a few limitations and compatibility issues to consider:

    1. Codecs: The TeraStation may have limited support for certain video codecs. It is recommended to check the user manual or Buffalo's website for the list of supported codecs to ensure compatibility.
    2. Resolution and Bitrate: The streaming capabilities of the TeraStation may depend on the resolution and bitrate of the video files. Higher resolutions and bitrates may require more processing power, and if the NAS is not powerful enough, it may struggle to stream them smoothly.
    3. Transcoding: The TeraStation TS-QVHL/E does not have built-in transcoding capabilities. Transcoding is the process of converting video files into a different format or resolution on-the-fly to ensure compatibility with the playback device. Without transcoding, the NAS may not be able to stream certain video files to devices that do not support the original format.
    4. Network Speed: Streaming high-quality videos requires a fast and stable network connection. If the network speed is slow or unstable, it may result in buffering or playback issues, regardless of the NAS's capabilities.

    It is advisable to check the specifications and capabilities of the TeraStation TS-QVHL/E and ensure compatibility with your specific video files and streaming requirements.

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