How to recover data from Buffalo TeraStation WS-WV4.0TL/R1 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 WS-WV4.0TL/R1

Buffalo TeraStation WS-WV4.0TL/R1 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 WS-WV4.0TL/R1.

How to recover data from NAS Buffalo TeraStation WS-WV4.0TL/R1

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.

What is a NAS Buffalo TeraStation WS-WV4.0TL/R1 (Network Attached Storage) device?

The NAS Buffalo TeraStation WS-WV4.0TL/R1 is a Network Attached Storage device manufactured by Buffalo Technology.

NAS devices are storage systems that are connected to a network and provide centralized data storage and file sharing capabilities to multiple users and devices on the network. They are often used in homes and small businesses to store and backup files, media, and other data.

The Buffalo TeraStation WS-WV4.0TL/R1 is a specific model of NAS device offered by Buffalo Technology. It has a storage capacity of 4 terabytes (TB) and is designed for use in small office or home office (SOHO) environments. It supports RAID configurations for data redundancy and protection, and it can be accessed and managed remotely over the internet. The device also provides features like automatic backups, cloud integration, and support for various file sharing protocols.

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

Although NAS TeraStation WS-WV4.0TL/R1 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 WS-WV4.0TL/R1. 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.

Go to view
How to recover data from a Buffalo

How to recover data from a Buffalo

TeraStation WS-WV4.0TL/R1 has 1 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • 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 WS-WV4.0TL/R1 network-attached storage keeps Windows Storage Server 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 WS-WV4.0TL/R1, feel free to leave a comment!
  • Stan Hopley
    Stan Hopley 31.08.2023 19:43 #
    Can data recovery from a NAS Buffalo TeraStation WS-WV4.0TL/R1 device be done if the device is experiencing intermittent connectivity issues?
    • Hetman Software
      Hetman Software 31.08.2023 20:59 #

      Yes, data recovery from a NAS Buffalo TeraStation device can still be possible even if the device is experiencing intermittent connectivity issues. However, the success of the data recovery process depends on the specific nature of the connectivity issues and the extent of the damage to the device.

      If the intermittent connectivity issues are related to network connectivity or firmware/software problems, it may be possible to resolve them and access the data on the device. In such cases, troubleshooting steps like checking network settings, updating firmware, or trying different network cables/ports can help restore connectivity.

      However, if the connectivity issues are due to hardware failure or physical damage to the device, the data recovery process becomes more challenging. In such cases, it is recommended to contact a professional data recovery service provider who specializes in NAS devices. They have specialized tools and expertise to recover data from damaged NAS devices.

      It's important to note that attempting DIY data recovery methods without proper knowledge and tools can further damage the device and make data recovery more difficult or even impossible.

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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

  • How does the NAS Buffalo TeraStation WS-WV4.0TL/R1 operate with Wi-Fi standard?

    The NAS Buffalo TeraStation WS-WV4.0TL/R1 operates with Wi-Fi standard by connecting to a wireless network using its built-in Wi-Fi adapter. It supports the 802.11ac Wi-Fi standard, which offers fast wireless speeds and improved network performance.

    To use Wi-Fi with the TeraStation, you need to configure the wireless settings on the device. This can usually be done through the web-based administration interface of the TeraStation. You will need to provide the necessary Wi-Fi network credentials, such as the SSID (network name) and the Wi-Fi password.

    Once the TeraStation is connected to the Wi-Fi network, it can be accessed wirelessly by other devices on the same network. This allows you to transfer files, access shared folders, and perform other network-related tasks without the need for a wired connection.

    It's important to note that the TeraStation WS-WV4.0TL/R1 also has Ethernet ports, so you can choose to connect it to a network using a wired connection if required.

  • What are the key features and capabilities of the NAS Buffalo TeraStation WS-WV4.0TL/R1 when it comes to Wi-Fi connectivity?

    The NAS Buffalo TeraStation WS-WV4.0TL/R1 does not have built-in Wi-Fi connectivity. It is a network-attached storage (NAS) device that is designed to be connected to a wired network using an Ethernet cable.

    However, it does offer support for Wi-Fi connectivity through the use of an external Wi-Fi adapter. By connecting a compatible Wi-Fi adapter to one of its USB ports, the TeraStation can be configured to connect to a Wi-Fi network. This allows the device to be placed in a location where running an Ethernet cable is not feasible or convenient.

    Some key features and capabilities of the TeraStation WS-WV4.0TL/R1 include:

    1. Storage Capacity: It comes with a 4TB (terabyte) storage capacity, providing ample space for storing files, documents, media, and backups.
    2. RAID Support: The TeraStation supports various RAID configurations, including RAID 0, 1, 5, 6, 10, and JBOD. This allows for data redundancy and improved performance.
    3. Hot-Swappable Drives: The device features hot-swappable drive bays, enabling easy replacement of drives without powering down the system.
    4. Backup and Synchronization: It offers various backup options, including scheduled backups, replication to other TeraStations, and integration with cloud services like Dropbox and Amazon S3.
    5. Security: The TeraStation supports multiple levels of security, including user and group access controls, Active Directory integration, and AES 256-bit volume encryption.
    6. Remote Access: It allows users to access their files and data remotely using Buffalo's WebAccess feature or through FTP and SFTP protocols.
    7. Media Server: The TeraStation can function as a media server, streaming multimedia content to DLNA-compatible devices such as smart TVs, gaming consoles, and media players.
    8. Integration with Surveillance Systems: It supports integration with surveillance cameras, allowing for video recording and management of surveillance footage.
    9. Easy Setup and Management: The TeraStation comes with an intuitive web-based interface for easy setup and management of the device. It also supports Buffalo's NAS Navigator software for simplified device discovery and configuration.

    It's important to note that while the TeraStation WS-WV4.0TL/R1 does not have built-in Wi-Fi, it can still provide Wi-Fi connectivity through the use of an external Wi-Fi adapter.

  • Are there any specific requirements or configurations needed to ensure seamless operation of the NAS Buffalo TeraStation WS-WV4.0TL/R1 with Wi-Fi standard?

    To ensure seamless operation of the NAS Buffalo TeraStation WS-WV4.0TL/R1 with Wi-Fi standard, there are a few requirements and configurations you need to consider:

    1. Wi-Fi Standard: The Buffalo TeraStation WS-WV4.0TL/R1 supports the 802.11ac Wi-Fi standard. Therefore, you need to make sure that your Wi-Fi network supports this standard. If you have an older Wi-Fi router that only supports older standards like 802.11n or 802.11g, you may not achieve optimal performance.
    2. Wi-Fi Network Security: Set up a secure Wi-Fi network using WPA2 encryption to protect your data. Avoid using older and less secure encryption methods like WEP or WPA.
    3. Wi-Fi Signal Strength: Ensure that the TeraStation is within range of your Wi-Fi router and that the signal strength is strong enough for reliable connectivity. You may need to position the TeraStation closer to the router or use Wi-Fi range extenders if the signal is weak.
    4. Network Configuration: Make sure that the TeraStation and your Wi-Fi router are on the same network subnet. This will allow them to communicate with each other seamlessly. You may need to configure the TeraStation's IP address settings to match your Wi-Fi network.
    5. Firmware Updates: Keep the TeraStation's firmware up to date with the latest version provided by Buffalo. Firmware updates often include bug fixes, security patches, and performance improvements.
    6. Network Bandwidth: Consider the bandwidth limitations of your Wi-Fi network. If you have multiple devices connected to the same Wi-Fi network, streaming large files or performing data-intensive tasks simultaneously may result in reduced performance. You may need to prioritize network traffic or upgrade your Wi-Fi network to a higher bandwidth if needed.

    By ensuring these requirements and configurations, you can maximize the performance and seamless operation of the NAS Buffalo TeraStation WS-WV4.0TL/R1 with Wi-Fi standard.

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