--- title: "Blog - Technologies and insights not only from the world of data recovery - EXALAB" description: "Practical examples from IT and data recovery across all media types including HDD, SSD, RAID, mobiles, and more. Interesting reading for both amateurs and profe" url: "https://www.exalab.cz/en/blog/from-practice" date: "2026-06-19T21:24:28+00:00" language: "en-GB" --- # BLOG - From Practice Practical examples from the world of IT and data recovery, across all types of media including HDD, SSD, RAID, mobiles, memory cards, and more. ![Fujitsu MHK2060AT hard drive and a Transcend CF170 Industrial 8 GB CompactFlash card in an IDE adapter](https://www.exalab.cz/images/blog/EN2602161-obnova-dat-z-disku-Fujitsu-fw-1200.jpg) ## [ Hard Drive from a CNC Lathe: Data Recovery and Replacement with an Industrial CF Card ](https://www.exalab.cz/en/blog/from-practice/data-recovery-cnc-lathe-hard-drive) A Fujitsu MHK2060AT hard drive from the control system of a CNC lathe arrived at our lab with a "Disk boot failure" error. The machine refused to start, and the client needed to recover the system files without which the lathe would not run. A drive from the year 2000 with a mere 6 GB of capacity and an IDE interface belongs to a class of technology that is no longer routinely repaired — but such cases are not uncommon in our lab. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Blog](https://www.exalab.cz/en/blog) [From Practice](https://www.exalab.cz/en/blog/from-practice) ![Amateur drive opening – WD My Book data recovery after previous intervention](https://www.exalab.cz/images/blog/EA2604091-obnova_disku_po_neodbornem_zasahu-1200-fw.jpg) ## [ When a DIY "repair" causes more damage than the original failure ](https://www.exalab.cz/en/blog/from-practice/labnotes/amateur-drive-opening-wd-mybook-data-recovery) A 2TB WD My Book external drive arrived at our lab making grinding and clicking noises. We deal with mechanical damage every day – but not every drive arrives in its original state. This one had already been opened by someone before it reached us, and the situation was far from ideal. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) ![Patriot P210 512GB – When an SSD Reads Half a Gigabyte and Then Freezes](https://www.exalab.cz/images/blog/EN2602121-Patriot-P210-fw1200.jpg) ## [ Patriot P210 512GB – When an SSD Reads Half a Gigabyte and Then Freezes ](https://www.exalab.cz/en/blog/from-practice/labnotes/patriot-p210-512gb-data-recovery-sm2259xt-nand-degradation) Some SSDs fail suddenly and without warning, others manifest themselves through gradual deterioration in readability. The second scenario brought a Patriot P210 with 512 GB capacity to our lab. The customer described a situation where the drive would initialize correctly, but after reading roughly half a gigabyte of data it stopped responding. A classic symptom of NAND memory degradation. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) ![Verbatim SSD with Maxio MAS1102B Controller](https://www.exalab.cz/images/blog/EN2602021-verbatim-01-rozebrany-fw-1200.jpg) ## [ Verbatim Vi550 S3 SSD with Maxio Controller – When the Standard Approach Isn't Enough ](https://www.exalab.cz/en/blog/from-practice/labnotes/verbatim-vi550-s3-maxio-data-recovery) A client came to us with an external Verbatim SSD that had already spent some time at another data recovery lab. The quote he received there – high price, long turnaround, 95% success rate – led him to seek a second opinion. When we connected the drive, it showed no response whatsoever. As far as the diagnostic system was concerned, the drive simply wasn't there. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) ![Data Recovery from Samsung Galaxy S23 Ultra after Motherboard Failure](https://www.exalab.cz/images/blog/EN2602091-Samsung-S23-ultra-data-recovery-fw-1200.jpg) ## [ Data Recovery from Samsung Galaxy S23 Ultra after Motherboard Failure ](https://www.exalab.cz/en/blog/from-practice/labnotes/data-recovery-from-samsung-galaxy-s23-ultra-after-motherboard-failure) A Samsung Galaxy S23 Ultra appeared to be working at first glance. It powered on, displayed the logo, and a few seconds later restarted on its own. Over and over, in an endless loop. The owner was primarily concerned about photos and videos that were completely inaccessible in this state. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) ![Western Digital My Cloud NAS with open drive bays and two WD Red Plus HDDs installed](https://www.exalab.cz/images/blog/EN2602171-WD-My-Cloud-corr-fw.jpg) ## [ Formatted disk in RAID 1 and a NAS that stopped working ](https://www.exalab.cz/en/blog/from-practice/labnotes/formatted-disk-in-raid-1-and-a-nas-that-stopped-working) A two-drive Western Digital NAS ended up in our lab after it stopped displaying stored data. The owner tried to fix the situation himself – he formatted one of the drives – but instead of a fix, data access became completely impossible. This case illustrates well why it's better not to make hasty decisions when dealing with RAID arrays. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) ![Stuck Heads and Broken Slider: Data Recovery from WD Scorpio Blue 500 GB](https://www.exalab.cz/images/blog/EN2509111-w1200-fw.jpg) ## [ Stuck Heads and Broken Slider: Data Recovery from WD Scorpio Blue 500 GB ](https://www.exalab.cz/en/blog/from-practice/stuck-heads-and-broken-slider-data-recovery-from-wd-scorpio-blue-500-gb) A notebook drive Western Digital WD5000BEVT stopped being detected – a classic scenario that could mean anything from a minor service data issue to severe mechanical damage. This case fell into the latter category. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Blog](https://www.exalab.cz/en/blog) [From Practice](https://www.exalab.cz/en/blog/from-practice) ![Restoring a Windows Embedded PC with a Failed DOM Module](https://www.exalab.cz/images/blog/EN2510171-obnova-dat-z-SATA-DOM-1200x630.jpg) ## [ Industrial PC with a Failed DOM: Restoring Windows Embedded Standard 7 in Practice ](https://www.exalab.cz/en/blog/from-practice/industrial-pc-with-a-failed-dom-restoring-windows-embedded-standard-7-in-practice) We received an interesting case on our workbench: a compact industrial computer used as a control unit for a production line. Its system drive had failed, and because it ran Windows Embedded Standard 7, which could no longer boot, the machine came to a complete halt. The control application could not start, and production stopped. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Blog](https://www.exalab.cz/en/blog) [From Practice](https://www.exalab.cz/en/blog/from-practice) ![NAS Netgear Data Recovery | When RAID 5 Fails](https://www.exalab.cz/images/blog/EN2509061-2-Obnova-dat-z-NAS-Netgear-1200-fw.jpg) ## [ Data Recovery from NAS Netgear – When RAID 5 Fails ](https://www.exalab.cz/en/blog/from-practice/data-recovery-from-nas-netgear-when-raid-5-fails) NAS — network-attached storage — devices are now a common part of households and smaller businesses. They serve as central storage, backup and multimedia libraries. Although they offer a degree of data safety thanks to RAID arrays, situations can arise where all data suddenly becomes inaccessible. This is exactly what happened to the user of this Netgear NAS. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Blog](https://www.exalab.cz/en/blog) [From Practice](https://www.exalab.cz/en/blog/from-practice) ![Data Recovery from a WD External Drive with Electronic Failure](https://www.exalab.cz/images/blog/EN2404231-zachrana-dat-z-disku-WD-fw-1200.jpg) ## [ Data Recovery from a WD External Drive with Electronic Failure ](https://www.exalab.cz/en/blog/from-practice/labnotes/data-recovery-from-a-wd-external-drive-with-electronic-failure) Some form of electronic failure (PCB) in hard drives is not uncommon. The problem may lie in the PCB itself, it can be caused by user-induced mechanical damage, or it may involve a combination of issues where the PCB isn't the main culprit, but its technological intricacies still need to be navigated. This particular drive required PCB modifications; fortunately, the data platters and read/write heads were intact. Details By Frantisek Fridrich Frantisek Fridrich Parent Category: [Z praxe](https://www.exalab.cz/en/blog/from-practice) [LABnotes](https://www.exalab.cz/en/blog/from-practice/labnotes) Page 1 of 5 ## Schema ```json { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.exalab.cz/en" }, { "@type": "ListItem", "position": 2, "name": "Blog", "item": "https://www.exalab.cz/en/blog" }, { "@type": "ListItem", "position": 3, "name": "From Practice", "item": "https://www.exalab.cz/en/blog/from-practice.md" } ] } ```