This is one data recovery case study on how to recover lost data from Hitachi 7250A7 firmware damaged hard drives. When trying to connect the hard drive and scan the hard drive, it shows source drive ID read error with error register on. Click virtual translator and after the operation is done, the hdd becomes ready without error. Read more
Posts
Some Idea To Fix Hitachi NVRAM Failure Of ARM Series
Until so far, there’s still no firmware repair tool or data recovery equipment which can fix the NVRAM failure for Hitachi ARM series.
For Hitachi ARM series and even some other Hitachi families, they used NVAM chip with model of 25U406C and this chip is usually a little wider and thicker than common chips. This chip may be damaged due to the following issues: Read more
Latest News
SSD Data Recovery Knowledge Base: Firmware Corrupted Data Recovery StepsDecember 13, 2025 - 12:11 pm
ST33000651NS HDD Data Recovery Case AnalysisDecember 12, 2025 - 4:58 pm- Compatibility Request for PCB Swap of WD20NMVW-59EDZS7December 10, 2025 - 3:35 pm
Top rated products
-
Digital Multimeter Pro.
Rated 5.00 out of 5$103.00Original price was: $103.00.$89.00Current price is: $89.00. -
Head and Platter Swap Pro. Advanced
Rated 5.00 out of 5$680.00Original price was: $680.00.$550.00Current price is: $550.00. -
Western Digital Hard Drive Firmware Repair Package
Rated 5.00 out of 5$920.00
Contact Us
Chengdu Headquarter: 1631/1632, BaoLiYunShang, HuAnNanLu, Longquanyi District, ChengDu 610100, Sichuan Province, China
QQ: 428306801
Phone: 0086-28-64737668
Email:sales[at]dolphindatalab.com


