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How to disassemble a computer and clean it

Such a need arises, for example, for cleaning the PC from dust or replacing thermal grease on heating elements, such as: processor, video card, motherboard chips (north and south bridges). Also, it may be necessary to replace some block, or upgrade, - upgrade the equipment to a more modern one. Sometimes you can replace something without removing the motherboard, but sometimes this is necessary for convenience and the probability of damage to the element when bending during installation. When the card is removed, it is possible to support it from the back side, preventing such bends.

Removing the cover

Yes, to get inside the system, you need to remove one, and sometimes two, the two side covers of the case. How to do it? Behind the system unit there are specific screws, two for each cover. Any small screwdriver, be it a cross or straight, twist it.
Practically on all models of cases there are special recesses on the covers for which you should pull back. This will release the latches and the sidewalls will easily come off.
 How to disassemble a computer and clean it
Now you have all the" stuffing "of an electronic machine.
 How to disassemble a computer and clean it

Preparation.

If you decided to completely disassemble your PC then first You must disconnect the cords. There are a lot of them and they are of different appearance. Usually there is a latch on the side of the connector, which you need to release by pressing. If this is not done, you can break the connector, which can lead to the replacement of the motherboard. Therefore, you need to be careful, and before removing, carefully inspect the junction.
 How to disassemble a computer and clean it
To remember where the wires were and in which position, it is better to use the camera and take pictures of how the connectors are located.
How to disassemble a computer and clean it
This is especially true for the front panel plug. Sometimes they are scattered randomly and it is extremely difficult to put them back in the correct order, especially for beginners.
 How to disassemble a computer and clean it
It is better to take pictures under different angles and distances. So it will be possible to consider both the inscriptions on the plugs and the colors of the wires.

Dismantling the video card.

When the plugs are removed, proceed to dismantle the video card. Usually it is large and when you unscrew the fastening screw that fixes it on the case, the card will freely hang from side to side, which can damage the connector on the motherboard. Therefore, release the fastening latch, which is located on the right, bottom of the video card .To do this, feel it with your finger and push the lever down. At the same time, the card will be half out of the nest. Then just pull it with your fingers, without damaging its elements.
 How to disassemble a computer and clean it
I would like to remind once again that everything operations with computer components must be done beforehand removing the statics from the body. To do this, just touch the radiator or tap in the bathroom, before you do something. You also do not need to wear woolen and synthetic materials before work. It is better to put on clothes made of cotton. After the dismantling, the video card, like other components, is carefully put in one place. Not at each other, but nearby, and with the main elements up. If you have a cat, then it is more difficult. Firstly, it is a source of statics, secondly, when you leave, something can fly to the floor. And this is not good. The cat will run away, and you will have to buy a new expensive part. In such cases, you can put everything in a lockable box. If the power supply and cooling the processor does not interfere, then we remove the motherboard along with the processor.It is less likely that when removing the cooler, the screwdriver will fly off and pick up the board, and it will also be clearer what exactly and where to turn.

Removing the motherboard.

There are screws around the perimeter of the board Carefully unscrew and fold it into a separate box. For convenience, we put the system unit on its side, and unscrew the screws one by one with a magnetised screwdriver. After, we check whether they are all dismantled. If so, it will move freely when the board moves.
 How to disassemble a computer and clean it
Take with one hand the CPU cooler and the other for the opposite end of the board and gently pull it out.
 How to disassemble a computer and clean it
It is very important not to bend the board, therefore kla I eat it on a flat surface. Now we are looking at how to remove the cooling in order to get to the processor. Here is one of the options in the photo.
 How to disassemble a computer and clean it

This is a boxed cooler for Intel coket 775. It's very simple.Turn the screwdriver on the latch 90? and pull it lightly up.
 How to disassemble a computer and clean it
This should be done on all four mounts. Then just pull the cooler up. It should go out quite easily. Now you can wipe off the processor and the cooler from the thermal paste with alcohol and apply a new layer before assembly. North and South bridges. These are chips on the motherboard that are responsible for certain functions. They also heat up, which can lead to unstable system operation. Therefore, their radiators also need to periodically change the paste. The south bridge on cheap motherboards can have no radiator at all.  How to disassemble a computer and clean it Sometimes users attach it themselves or how they attach to it to another. In any case, it will only benefit the system. Removing such a radiator is easy. Depending on the model, the method is different.
 How to disassemble a computer and clean it
But you can usually see what needs to be done.In this case, you just need to pull the fasteners, squeezing the struts on the opposite side of the board.
 How to disassemble a computer and clean it
You can even do it tweezers.
 How to disassemble a computer and clean it
 How to disassemble a computer and clean it
 How to disassemble a computer and clean it

Remove dust. When everything is disassembled, you can gently vacuum the sistemnik yourself.

 How to disassemble a computer and clean it The boards, such as: motherboard, video card, RAM, CPU cooler and video card can be blown out with an enema pear. A very useful thing in such cases, especially if you have animals that are littered everywhere with their wool.You will see the shreds of this wool in your PC.

 How to disassemble a computer and clean it In general, you can blow everything that can direct a point air flow , for example, a compressor. Just a “pear” is in every home. You can wipe the boards with a cotton swab dipped in triple cologne. And the smell will be and the dust will go away.

 How to disassemble a computer and clean it In hard-to-reach places use a match or a toothpick with cotton wound on it. But you need not to overdo it, not to make great efforts not to "tear down" some sort of capacitor or resistor. Be gentle with your faithful iron friend. You also need to assemble the device, only in the reverse order. All connectors should be in place. Difficulties can be with the wires of the front panel. But using pre-made photos of problems should not be. On this perhaps all. Good luck with your PC.

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