How to recover data from Thecus N8800PRO v2 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 Thecus N8800PRO v2

Thecus N8800PRO v2 NAS Data Recovery in 2024

In this step-by-step tutorial, we’ll show you how to rebuild your RAID and recover data from N8800PRO v2.

How to recover data from NAS Thecus N8800PRO v2

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 Thecus 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 insufficient power supply or voltage fluctuations cause data loss on NAS Thecus N8800PRO v2 devices?

Insufficient power supply or voltage fluctuations can potentially cause data loss on NAS devices, including Thecus N8800PRO v2. NAS devices rely on stable and consistent power supply to ensure proper operation and data integrity.

Power supply issues such as power surges, brownouts, or sudden power outages can lead to data corruption or loss. Fluctuations in voltage can cause the NAS device to malfunction, resulting in data being written incorrectly or not being saved properly.

To mitigate the risk of data loss due to power supply issues, it is recommended to use a reliable uninterruptible power supply (UPS) to provide backup power during outages and to protect against voltage fluctuations. Additionally, ensuring that the NAS device is connected to a stable power source and using high-quality power cables can also help minimize the risk of data loss.

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

Although NAS N8800PRO v2 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 Thecus N8800PRO v2. 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 Thecus

How to recover data from a Thecus

N8800PRO v2 has 8 HDD slots, and it supports the following array types:

  • RAID 0;
  • RAID 1;
  • RAID 5;
  • RAID 6;
  • RAID 50;
  • RAID 60;
  • RAID 10;
  • JBOD;

NAS supports:

  • EXT3;
  • EXT4;
  • XFS;

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 Thecus N8800PRO v2 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 N8800PRO v2, feel free to leave a comment!
  • Israel Hodgkinson
    Israel Hodgkinson 13.09.2023 17:40 #
    How long does the data recovery process from a NAS Thecus N8800PRO v2 device usually take?
    • Hetman Software
      Hetman Software 13.09.2023 18:00 #

      The duration of the data recovery process from a NAS device like Thecus N8800PRO v2 can vary depending on several factors such as the size of the data, the speed of the NAS device, the complexity of the recovery process, and the condition of the data. In general, it can take anywhere from a few hours to several days to recover data from a NAS device. It is recommended to consult a professional data recovery service for a more accurate estimation based on your specific situation.

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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 and functionalities of the web interface of the NAS Thecus N8800PRO v2?

    The key features and functionalities of the web interface of the NAS Thecus N8800PRO v2 include:

    1. Dashboard: The web interface provides a dashboard that gives an overview of the NAS system, including system status, resource usage, and storage information.
    2. File Management: Users can easily manage files and folders through the web interface. They can create, delete, copy, move, and rename files and folders.
    3. User Management: The interface allows administrators to create and manage user accounts with different access levels and permissions. This ensures secure access to the NAS and its shared resources.
    4. RAID Management: The NAS supports various RAID configurations, and the web interface enables users to create, modify, and monitor RAID arrays. It provides options for RAID level selection, disk replacement, and RAID rebuild.
    5. Network Settings: Users can configure network settings, including IP address, DNS, gateway, and port settings, through the web interface. It also supports various network protocols such as FTP, SMB/CIFS, NFS, and AFP.
    6. Backup and Sync: The web interface offers backup and synchronization options, allowing users to schedule regular backups, set up remote replication, and sync files with external storage devices or cloud services.
    7. Virtualization Support: The NAS supports virtualization technologies like VMware, Hyper-V, and Citrix. The web interface provides tools for creating and managing virtual machines, allocating resources, and monitoring performance.
    8. Multimedia Streaming: The NAS can function as a media server, and the web interface allows users to stream multimedia content to compatible devices. It supports popular streaming protocols like DLNA, UPnP, and iTunes server.
    9. App Center: The web interface provides access to an App Center, where users can browse and install additional applications and modules to enhance the functionality of the NAS.
    10. System Monitoring and Notifications: The interface offers real-time system monitoring, allowing users to track resource usage, temperature, and fan speed. It also provides notification settings to alert users about system events or issues via email or SMS.
    11. Firmware Updates: The web interface allows users to check for firmware updates and easily install the latest firmware to ensure the NAS operates with the latest features, bug fixes, and security patches.
  • How user-friendly is the web interface of the NAS Thecus N8800PRO v2, and what customization options does it offer?

    The web interface of the NAS Thecus N8800PRO v2 is generally considered to be user-friendly. It offers a clean and intuitive design, making it easy for users to navigate and access various features and settings.

    The interface provides a dashboard that gives an overview of the system's status, including information about storage usage, network activity, and system health. Users can easily configure network settings, create and manage user accounts, and set up various services such as FTP, SSH, and web servers.

    In terms of customization options, the NAS Thecus N8800PRO v2 allows users to install additional modules and applications to extend its functionality. Thecus provides an application center where users can browse and install various apps such as media servers, backup solutions, and content management systems.

    Furthermore, users can customize the appearance of the web interface by choosing from different themes and layouts. This allows users to personalize the interface according to their preferences.

    Overall, the web interface of the NAS Thecus N8800PRO v2 is user-friendly and offers a range of customization options to enhance the user experience.

  • Can the web interface of the NAS Thecus N8800PRO v2 be accessed remotely, and what security measures are in place to protect data during remote access?

    Yes, the web interface of the NAS Thecus N8800PRO v2 can be accessed remotely. To ensure the security of data during remote access, Thecus provides several security measures:

    1. SSL/TLS Encryption: The web interface uses SSL/TLS encryption to establish a secure connection between the user's device and the NAS. This encryption ensures that data transmitted between the two endpoints is encrypted and protected from eavesdropping.
    2. User Authentication: Thecus NAS supports various authentication methods, including username/password, LDAP, and Active Directory. Users must provide valid credentials to access the web interface remotely, ensuring that only authorized individuals can access the data.
    3. IP Access Control: The NAS allows administrators to define IP access control rules, allowing or denying access from specific IP addresses or IP ranges. This feature adds an extra layer of security by restricting access to trusted IP addresses only.
    4. Firewall: Thecus NAS has a built-in firewall that can be configured to filter and block unauthorized access attempts. The firewall helps prevent malicious attacks and unauthorized access to the NAS.
    5. Two-Factor Authentication (2FA): Thecus NAS supports 2FA, which adds an additional layer of security by requiring a second form of authentication, such as a unique code generated by a mobile app, in addition to the username and password.
    6. VPN Support: The NAS supports various VPN protocols, allowing users to establish secure remote connections to the NAS through encrypted tunnels. VPNs provide secure access to the NAS by encrypting all traffic between the user's device and the NAS.

    By implementing these security measures, Thecus aims to protect data during remote access to the N8800PRO v2 NAS and ensure that only authorized users can access and manage the data stored on the device.

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