Hitachi 500G hard drive can’t start with slight knocking sound

Case:
Mr. Xun took a piece of Hitachi 500G hard disk to the data recovery company today, saying that the important documents in the hard disk could not be taken out.system.

Solution:
After receiving the hard disk, the engineer of the data recovery company found that the disk could be identified normally. It was to use professional tools to detect it. It was found that the hard disk was found in a regular bad disk. This hard disk was used.Difference.After finding the crux of the problem, start to deal with it.Find the same type of spare parts in the spare parts library, and then replace the magnetic head in the work room. After 30 minutes, the customer sees his valuable data.The difficulty of this hard disk recovery is that this hard disk is a newly developed high -speed hard disk developed by Hitachi. 1. The magnetic head compatibility of the hard disk is poor. 2. The change of the hard disk firmware structure is very easy to cause the magnetic head.Visit the front sectors of the previous G, and the behind -site sector cannot be accessed.In the case of many companies that have not mastered this technology, our company can easily restore the data of this type of hard disk failure!Data recovery company contact information: http://www.fixhdd.cn/lxwm/sh/