Black spot on the computer monitor - how to remove?

display During prolonged use of the computer, spots of various characters may appear on it. If a black mark appears on the LCD monitor, it means that the matrix of the device is faulty. In this article we will look at and find out if a black spot appeared on the monitor - how to remove it, and briefly consider the remaining spots.

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Varieties and nature of spots on the computer

There are many different screen faults on the PC, due to which there are different spots. Consider some of their colors and understand the reasons for their appearance:

• Yellow. The appearance of yellow marks on the computer indicates the ingress of water into the device or the separation of its screen. The modern monitor consists of three layers, interconnected by a special material. When the display stratifies, the screen acquires a yellowish tinge.
• Colored or red. In this case, the screen is most likely subjected to strong magnetic waves. Most often, it acquires such a shade after a thunderstorm or voltage surges. Such spots on the monitor can be removed very simply: simply disconnect the device from the network for several hours. In addition, the cause may be a failure of the system unit or the node of the matrix.
• Black color. The nature of this spot should be disassembled in more detail.

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Detecting the cause of the black spot defect

A small black speck, as a rule, becomes more and more every day, which prevents us from using the device in the future. The occurrence of such a malfunction may be caused by:

• By mechanical( external) damage. Most likely, someone pushed hard on the computer or hit. It is also possible that the screen has been subjected to strong chemical attack when it is improperly cleaned.
• By internal damage. Here, the reason lies in the malfunction of the matrix itself or the details attached to its node. This problem can happen because of broken pixels.

Important! If this is exactly what happened - a black spot on the computer monitor, you can not remove it yourself. You need to add to this case the master of the service center, so that he replaced the matrix or you yourself buy a new PC.

There are also several reasons that indicate an internal breakdown associated with the matrix:

• During transport, a little air could get into the assembly, which subsequently reflected in the use of the device.
• During the defective cleaning of the device from the dust, water could get inside.
• Also the node could be affected by high temperature, as a result of which the matrix began to separate.

Warning! The black spot on the computer monitor can gradually change its position, size and shape. To prevent this from happening at all, you must carefully take care of your equipment.

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Troubleshooting

If it is not possible to contact a professional, you can repair the display by replacing the matrix yourself.

For this we need:

• New matrix;
• Several screwdrivers.

So, here's the algorithm to be adhered to when replacing a part:

1. First you need to allocate space for work and prepare a working surface.
2. Next, we de-energize the device by disconnecting it from the electrical network.
3. Use a suitable screwdriver to unscrew the elements securing the device. Many of them are under a stub, which you can easily get rid of - by using the same screwdriver.
4. Removing the case.
5. Next, you need to remove the metal fasteners, carefully holding the PC.
6. We disconnect plumes of connection, fixing details and very accurately we take out a matrix.
7. Install the new matrix in the frame of the screen.
8. Reconnect the loops.
9. Perform the same careful assembly of the device.

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Remove grease spots from the display

In addition to the spots caused by the operation of the device, there are those that do not affect it at all. They are also caused due to inaccurate customer. In this section, we will learn how to remove stains on the monitor formed on the outside of the display.

It is very easy to get rid of common contaminants, but how to get rid of hard-to-remove fatty spots that greatly distort the view? In order to eliminate them, you only need a tissue of cellulose, any dishwashing liquid and warm water.

So, here's what you need to do to remove greasy dirt from the display:

1. At the very beginning, it is necessary to slightly moisten the cellulose napkin with warm water and wipe the screen with it.
2. Apply the detergent to the used napkin and evenly distribute it on the contaminated area. During this procedure, a small soap foam will appear on the monitor, which helps to remove fat from the surface.
3. Next, you need to remove the soap foam from the napkin, rinsing it in warm water and squeezing as much as possible.
4. For prevention, repeat the above steps.
5. Allow surfaces to dry themselves.
6. Wipe the screen with a damp cloth.

Warning! On sale there are special napkins, with which you can remove stains on the monitor. They need only to moisten and also wipe the surface. Do not buy such napkins, if they contain alcohol.

Additional tips for cleaning the screen of the

We have prepared for the reader a number of useful and effective tips for cleaning your computer's own screen:

• Water can be replaced with 3 percent acetic acid. You can not be afraid, this solution will not damage the matrix, but it will clean the screen very well. After the procedure, it is advisable not to wait for the screen to dry out on its own, and wipe it with a dry rag.
• Cellophane or food film helps to get rid of dust and quality for a long time.
• You can not get rid of stains with iron brushes, knives or other scratching objects. Here, harm to the device will be inevitable.
• Dissolved baby soap helps to cope with old greasy stains.
• You can not use the means for washing glasses - this can be harmful to all layers of the monitor.

Important! It is advisable not to use the following tools to clean the monitor of any device:

• Sponges made of foam rubber;
• Plain paper napkins;
• Various terry materials;
• Coarse cloth.

In this article, we figured out the reasons for the appearance of various spots on the screen of your computer and explained how to remove the black spot on the monitor matrix. In addition, you have learned to properly clean the outer surface of the PC screen from various fat spots. Apply this knowledge in practice so that no stains on the screen disturb you.