Case:
The colleagues said that the client sent a HP laptop to repair it. When the test was found, it was found that the hard disk was called as soon as it passed.Then he asked if it would be caused by the damage of the circuit board.To rescue all the data in the hard disk.As for those data in the hard disk, customers did not say.Find the data recovery center through QQ group.
Solution:
The engineer of the data recovery center first detected the hard disk circuit board, and did not find any failure such as burning and overcurrent.According to the information provided by customers, combined with the experience of the ST9250827as model in the past, the preliminary diagnosis was caused by the damage of the hard disk magnetic head.The engineer of the Data Recovery Center conducted an opening detection on the level 100 dust -free cleaning platform. It was found that the hard disk plate was not scratched for the time being.Find the matching magnetic head in the accessories library, and cooperate with the international professional magnetic head replacement tool for magnetic head replacement.View the hard disk partition through the professional equipment PC3000 UDMA de, and found that the hard disk has a total of three partitions. D and E partition data is important. All pictures, documents, etc. are all presidents. The PC3000 UDMA is set to start from D -zone. FinallyMake C partition mirror.There are a small amount of bad ducts after the full mirror. After Winhex analyzed the data of the bottom layer of the mirror disk, the data was repaired in the bad line, and the data was successfully recovered by 99%. The customer was satisfied with the remote acceptance of the data.