A black line about 1 5CM long appeared on the LCD screen of this book!! What s going on??

In this case, your display should have a dark dead pixel, which means that no matter how the screen changes the content, it cannot display the content"Black dots", and the most annoying thing is the kind of bright spot that has been there as long as it is turned on. So far, the development of liquid crystal technology to the present is still unable to fundamentally overcome this shortcoming. We consumers belong to ordinary users, and there is no way to repair them.

According to the default standards in the industry,"Dead pixels"It's one of a kind"Normal"phenomenon, just don't have too much. A certain number of bright spots or dark spots in laptops is a characteristic of LCD technology, and such a phenomenon is inevitable for any manufacturer. Some manufacturers believe that the total number of dark spots and bright spots on the LCD screen exceeds 9, and some large-size computer screens even exceed 16 before they are identified as having problems.

Therefore, there has been a phenomenon that consumers have bought a computer and found that the bad pixel problem has occurred, and the manufacturer does not admit it at all, and almost all notebook dealers have encountered users who have asked for a replacement or replacement of the LCD screen.

If yours"This book"If there are a lot of dead pixels in the LCD screen, during the warranty period, first of all, we have to negotiate with the dealer according to some industry standards, if your book has passed the warranty period, or the purchase is a second-hand"This book", which appears on the LCD screen"Dead pixels"Not a lot, or the location of the dead pixels is at the edge of the screen, only.

One, two, or two, three, the impact on our vision is not very large, it is impossible to change an LCD screen, maintenance is also equal"Whimsical", that is the only way to do it.

So to sum up the above,There are two black dots,It's not that the display screen is broken,This is "normal",At the same time,This also sounds a wake-up call for you,Usually don't be sloppy about the maintenance of the notebook,As for the two black spots,In addition to your psychological awkwardness,I think it will not affect the operation performance of the notebook in all aspects。

It shouldn't be a normal A screen, there is no flaw There will be no flaws on the whole screen, and there will be no wired B screen, there will be a little or one of the lines If yours is a hand, there is a warranty or replacement If it hasn't expired, take it back and ask

If it is abnormal, if you find a seller to exchange it during the warranty period.

There are several possibilities. One is that the power supply voltage is not enough. The second is that the cable connecting to the display screen has poor contact.

The third is that the display screen is under heavy pressure. Fourth, the display screen is aging. Fifth, there is water ingress, etc.

These situations are basically not repaired. The first two cases can also be fixed. The only thing to do is to replace!

You're talking about the new LCD? Generally, it is oppressed by external forces during transportation. When heated, it will be slightly deformed.

It is also easy to produce dead pixels in production or use (that is, the kind of situation you said).If the display screen has dead pixels, it cannot be repaired. For example, the power supply voltage or connection cable can also be repaired.

If it is new, you can find a transportation company or manufacturer to make a claim!

You need to change the settings to see, otherwise you will have to change the screen.

If there's a bad point, let's replace it with a new one.

If a black line appears on the desktop and the black line does not disappear when switching screens, there are rows of dead pixels on the monitor.

Display dead pixels:

The dead pixel of the LCD screen, also known as point absence, refers to the sub-pixel points displayed under the black and white color of the LCD screen and the three primary colors of red, yellow and blue, and each point refers to a sub-pixel. The most feared thing about the LCD screen is the bad pixels. When a dead pixel occurs, a point on the display will always show the same color, regardless of the image displayed on the display.

This "dead pixel" is not repairable, and only replacing the entire display can solve the problem. Dead pixels can be roughly divided into two categories, among which dark dead pixels are those that cannot display content regardless of how the content displayed on the screen changes"Black dots", and the most annoying thing is the kind of bright spot that has been there as long as it is turned on. If the bad pixel is caused by technical factors, it cannot be repaired.

However, if the dead pixels are caused by staying still for a long time, they may be removed by software repair or wiping.

Is the graphics card or the graphics card to the display screen continuous failure, you can restart the computer to try, if the running program black line position remains unchanged, you can also run normally to eliminate the graphics card driver no problem, the problem is on the cable and the display, send it to the repair shop for repair and replacement, if the restart of the running program black line is changing, reinstall the graphics card driver, can be eliminated is the driver problem, can not be eliminated then the graphics card has a problem, replace the graphics card to try.

If the problem of the screen is still within the warranty period, go to the after-sales service to replace the screen as soon as possible, and there will be more and more black lines. The problem of the screen is not something that can be solved by itself.

It's hard to say,It's mostly caused by the damage of the screen itself,Caused by excessive external force,The screen needs to be replaced,Secondly, the screen line and graphics card are damaged,

You try to change the background of the computer to a plain color background, try all white and all black, and if there is still one, it means that it is the LCD problem.

Is it a wide black line? Has it been restarted? It should be a problem with the display! 1 However, it does not affect the use.

First, the display screen itself is a problem.

Second, the problem of wiring.

It is recommended to find a professional to repair it.

And the landlord of the same book.,What's the reason for it in the end.。

The lack of wire on the screen is first of all the problem of the screen itself, and the delay is that people in order to, for example, squeeze and collide, resulting in this, it depends on how the customer service determines whether you can replace it for free.

Screen quality problem It's time to change the screen Free replacement during the warranty period My little black has been changed once.

This lot of vertical lines is generally a problem with the graphics card chip, do you know your graphics card model, generally nvidia's graphics card chips are common, and most of them are graphics card doors to replace the improved version of the graphics card chip after the heat dissipation is dealt with.

This should be swept by the wind, with very thin irregular black lines.

It should be a problem with your monitor, and it is recommended to move to a professional place to fix it.

The monitor has a dead pixel. Then there's the issue of the graphics card.

Is it a line that has always been on the display or a line that flashes out instantly, if it is the former, it seems that the display screen is broken, it is recommended that you take it for repair! If it flashes instantly, it may be that the signal Bunsen thinks like this! I hope to adopt it! Thank you.

The monitor's CRT bad faction has struck,Now it's one,There will be more than one time dust belt brother,Until the black screen is scrapped and scattered,It is recommended to take it to a professional repair department for maintenance。