Media information: Seagate desktop hard drive, model: ST5000DM0001 Capacity: 5000G Customer Name: Mr. Beijing Nan Fault description: The computer can't open the machine, the hard disk can't be started, and the hard disk can't be seen in the motherboard. I can't hear the sound of the hard disk. Data recovery process: After receiving the customer's hard disk, the Darth Data Recovery Senior Engineer will conduct a comprehensive test on the hard disk of the customer. After the test, it was found that the hard disk board of the customer had obvious burn marks, and the board was initially judged to be damaged. If the board is burnt out, only the new matching board can be replaced to carry out the next step of detection. Since the disk is 5TB, there is no corresponding circuit board in the Darth spare parts library, so the original circuit board has to be repaired. The engineer carefully uses the multimeter. After troubleshooting each part, two parts were detected to be broken by current, and the engineer replaced the damaged parts. Finally, the hard disk was powered and turned. The engineer once again used the professional hard disk detection device to find that the hard disk could not be identified as being busy. The engineer connected the hard disk to the UDMA professional repair tool and found that the hard disk firmware was abnormal. The command was used to repair the hard disk. After several minutes of repairing the hard disk parameters. Get normal recognition, busy status is released. After that, the engineer cloned the hard disk through the DE software, and the clone was completed in dozens of hours, and the customer data recovery was completed. Data recovery results: 100% data recovery success Difficulties and skills: 1, the engineer needs to be very clear and familiar with the principle structure of the hard disk circuit, otherwise it can only replace the circuit board, which will waste a lot of time, as long as the familiarity with the circuit structure will repair the original circuit board, greatly saving time. 2, engineers need to understand the startup process and firmware structure of Seagate hard drive, in order to quickly lock the fault and quickly solve the fault. Advice to customers: Regularly use the hard disk to back up important data regularly, sometimes the data is suddenly lost without precautions. When the hard disk fails, you should immediately stop any operation, because any operation may destroy the hard disk and data again. Do not repeatedly power up when the hard disk is damaged, so as to avoid the hard disk platter being scratched, find a professional formal data recovery company () Do data recovery to avoid significant loss of permanent data loss. Darth data recovery, specializing in high-hard disk, raid server data recovery, Beijing data recovery professional brand.
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