Unfamiliar with raid architecture error replacement hard disk data recovery

Case:
The customer originally discovered that the#4 hard disk was dropped, and the new hard disk replacement was purchased by themselves but because the architecture was not familiar with the original#1 hard disk, causing the system to collapse … Send to the data recovery center data recovery.

Solution:
After understanding the reasons, the engineer of the data recovery center first focused on the damage to the hard disk repair analysis, and made a mirror of its hard disk to preserve the customer’s original data integrity. Because the customer was eager to explain with the company, the work was successfully rescued for two days.