Computer boot black screen hard drive data recovery

Case:
The phenomenon of black screen when using a computer in the morning!Looking for a colleague to help take a look, my colleagues have been done for a long time, and it still doesn’t work.There are many financial materials in it, and you need to recover as soon as possible

Solution:
The engineer was detected by the engineer and the magnetic head was damaged.Therefore, the engineer first opened the disc body in the 100-level dust purification room, replaced the matching magnetic head, and cleaned the plate; then used professional equipment PC3000-UDMA to perform mirrors and scan analysis of mirror files.Eventually the data was recovered successfully.