Case:The hard disk is used on a Lenovo notebook. During the use of the use of the external force during the use, the motor does not power the motor. Solution:This kind of failure is similar to that the magnetic head is stuck and caused the motor to not turn. After detection, the motor chip has…
Case:Customers responding that the computer does not recognize the disk and can hear the abnormal noise of the hard disk. Solution:There are Samsung’s preparation on hand. After replacing the magnetic head, it returns to normal, but because the user’s data directory is more, it costs a lot when Copy.
Case:Customers send a mobile hard disk, Samsung’s 160GB capacity, saying that the disk cannot be recognized after falling. Solution:After inspection is the motor, there is a slight and regular search sound, the magnetic head is dead, but dare not be sure if the magnetic head is damaged.The price is directly reported to the customer. After…
Case:Customers take a 250GB 2.5 -inch notebook hard disk, which needs to be repaired and restored the data. The customer should have fell hard on the hard disk and has no response to the computer. Solution:After opening the market, I found that the magnetic head was stuck on the outer edge of the plate. Try…
Case:Customers have used many methods, but it has no effect. Solution:After testing, there are many bad sectors of the hard disk. In addition, the magnetic head is found to be found by the firmware detection, so the problem is positioned on the bad sector.After opening DE to make a mirror, after 4 hours of suffering,…
Case:After the customer’s 160GB was accidentally fell, the magnetic head could not be reset after power -on, and there was a squeak. Solution:It is initially set as a magnetic head, but Hitachi is different from other disks. Due to the raw material of the magnetic head, Hitachi’s magnetic head viscosity is extremely large. As large…
Case:Customers took a U disk of Tsinghua Ziguang 2GB, and reacted to the computer and did not recognize the computer. Solution:First disassemble the U disk for inspection. The insurance is normal. When you look at the crystal, you can find that the crystal cannot afford the vibration. So after the crystal is not affordable, the…
Case:Today, the customer took a Maotuo hard disk for data recovery. It reflected that the machine was crashing suddenly in the picture, and the system could not enter. Solution:So on the PC3000 in 2000 D system, open the second item in the first item, and connect this hard disk to the system through the card….
Case:The customer brought a ST hard disk, saying that the hard disk was suddenly used, and it was not possible to use it. When the boot was turned on again, BIOS could not recognize the hard disk. Solution:When I got this disk, I immediately powered up and put the disk in my hand, but did…
Case:A 16GB U disk for a customer has been using it for almost half a year. Suddenly, the disk is found. Solution:This situation is likely to storage ICs, so the U disk is opened. After testing, it is found that the U disk uses Micron’s storage IC, and there is no virtual welding.Still the failure…
