computer making buzzing noise

Computer recently inexplicably noise, are buzzing hum, very large, do not know where is issued, generally as long as the indoor air-conditioning will be open noise. Have not before, now have, sometimes boot to select the operating system and then cut off the power cord, and then plug in the power cord can be resolved.

Sometimes when you use a computer, you may hear a buzzing sound from your computer, I believe many friends have encountered, especially those who are older or long time did not clean the computer, the noise is particularly large, sometimes this

computer hard drive to make noise solution: Eliminate Power fan noise The power supply fan noise is usually divided into rotating noise and vibration noise. The rotational noise is ge

deformation, touch the inner wall, emitting noise. The solution is to take a blade in the scratch place gently scraping a few, increase the distance between the fan and the wall, to avoid both friction. 　　Third, eliminates the hard disk noise The noise from the hard drive may come from its own vibrations, and this is not just about

, emitting noise. The solution is to take a blade in the scratch place gently scraping a few, increase the distance between the fan and the wall, to avoid both friction. 　　Eliminates Hard drive noise The noise from the hard drive may come from its own vibrations, and this is not just about making annoying noises, but

1, CPU fan If you hear a buzzing sound, it is estimated that the power of the CPU fan sound, because the fan used too long, the internal accumulation point of dust will appear some small hum. Generally open the cover to clean the fan can be resolved. can also add some lubricating oil, but not familiar with the computer can not be free to refuel oh. 2, the line was collided If you hear a sound that has a