Yes, if it is to wipe the surface dust, use a small soft brush large brush can also be used, with a 2:1 ratio of alcohol washing record 1 into cleaning water.
And then use a cotton swab to wipe. Because there is alcohol inside, so the wipe back with dirt automatically evaporates, with DM charging zero on the line is the factory appearance, low grid seems not to work, because to reset 0 track on it, ~ The simplest way to destroy the hard disk, is to pick up the hard disk hard knock, the hard disk is broken, why to clean, should say clean it, This kind of software is quite a lot, if it is a desktop computer, you can use high-purity alcohol to wipe off the dust on the board.
Alcohol is a commonly used organic solvent that can dissolve some dirt that is not easy to wipe off, in fact, it is better to clean the display shell, but must not be used if there is too much dust, first use a brush to clean dry after using alcohol fine wash, hard disk, optical drive, memory, these can be cleaned with alcohol.
The solution is to use cotton and alcohol not to soak.
Just rub the joint on the outside and wipe it carefully with alcohol.
Clean electronic equipment, it is recommended to use anhydrous alcohol 98%, or pure alcohol, the impact on electronic equipment is minimal, 75 degrees of alcohol can clean machinery, too low concentration of alcohol is extremely easy to cause fatal damage to the motherboard.
Then dry, and then on the machine to try, if still not, hard disk dust, that is, the dust outside the hard disk, you can use a pump to blow, you can also use electricity why to clean, after cleaning with the air dry not too hot, the air is slightly away from the circuit board, pay attention to the line is best to use 75% alcohol, 95% will burn the equipment, do not touch too much, Wipe with a dry cloth and then wipe, it is best to use professional liquid crystal cleaning products.
It is best not to use alcohol, there is a special circuit board cleaning agent, you can go to home appliance repair or computer repair place to discuss a little, wash to dry thoroughly to power on