If you encounter such a boot, you can't find the hard drive and can't open the machine. What should I do? Solution

1 Do not use the computer in a humid environment for a long time, causing the components on the hard disk to get wet... Solution: Disconnect the power supply and heat the hard disk evenly with a hair dryer

2 The excessive number of ide devices on the computer causes the initialization time to increase, but the corresponding self-test time does not increase, causing the system to fail to detect the hard disk or detect the timeout. The problem is more obvious when connecting to a system with multiple hard disks. After pressing the reset button, since the ide device initialization has been completed, the fault no longer occurs. Solution: Find the "boot delay time" option in the bios or “ide delyay time”, extend the time, without this option. Motherboard bios, you can also set the number of memory self-tests to 3 times, extend the self-test time

3 After long-term use of the hard disk, the oxidation on the gold finger on the back of the circuit board causes poor contact. Solution: Remove the board Clear the oxide on the gold finger, it is recommended to find a special maintenance personnel to clean up

4 hard disk physical bad sectors

Solution: If the above methods can not be solved The problem is best to send the factory for repair. If you have important data, you must first go to the reputable data recovery company to recover the data.

5 Hard disk data cable and power cable loose, oxidized or broken. Solution: Try to change the power connector. , data line or ide /sata interface

6 Some motherboards close the sata interface, can not find sata hard disk solution: to open the sata interface in bios

7 in bios “ Standard cmos feaures” page, set the hard disk to none.. Solution: set to auto

8 ide jumper settings are wrong, hard disk and other shared data line ide devices will be jumper set Becomes "master" or "slave" solution: Change one of the ide jumpers to

9 Overclocking the system causes the hard drive to not work properly Solution: Restore to default settings or reduce overclocking < Br>

10 The power quality is poor or the device is overloaded. It may cause the +12v voltage output to be low and the hard disk will not work properly. Solution: Replace the power supply with better quality or higher power. In an unstable environment, it is very easy to cause bad sectors on the hard disk and cause data loss.