What s the deal with some tiny patterns on the computer screen? How to solve it?

The general causes and solutions of the display screen display screen are extremely common faults, and there are many reasons for this.

The fault phenomena caused by different reasons are also different, and the solutions are also different. In the text mode, the screen is characterized by confusion of characters, and in the graphic mode, it usually appears as a graphic layer, and horizontal stripes are produced due to internal or external interference. The following are some thoughts and experiences that I hope can be used for your reference.

1 Displays produce horizontal streaks: there are two main reasons for this:

1) External interference, such as electric sparks or high-frequency electromagnetic interference near the use site of the display, this interference will cause the display screen of the display to produce white horizontal stripes. Solution: Avoid using the monitor in this situation;

2) Internal interference, this interference will make the display screen of the display appear black horizontal stripes, in this case, you can open the case to check whether there is a bad contact inside the display, whether there is a problem with the output end of the power supply or the output transformer, etc., because the reasons for this situation involve more professional technology, so it is best to ask a professional to repair it.

2 Improper display resolution setting causes blurred screen: When the monitor is set incorrectly in the resolution of Win95, there may be blurry screen failure when starting Windows, that is, the picture is layered, shaky, serious and even black screen of death. Solution:

Enter the setup or enter the safe mode of win95, and reset the display mode of the monitor.

3 Conflict between the display card and the Chinese system: In this case, when exiting the Chinese system, there will be a blurred screen, and there is no response to random keystrokes, similar to a crash, processing method: input at this time"mode c080"can be resolved.

4. Poor heat dissipation effect of the main control chip of the graphics card: This will also produce the phenomenon of blurred screen failure, and the solution is to improve the heat dissipation performance of the graphics card.

5. The video memory speed is too low: When the video memory speed is too low to match the speed of the host, the screen will also be blurred, and the solution is to replace the video memory with a higher speed, or reduce the speed of the host.

6 Video memory corruption: When the video memory is damaged, there will be a phenomenon of blurred screen messy characters when the system starts, and the solution is that the video memory bar must be replaced.

7.Viral causes: In some virus attacks, there will also be a blurred screen, how to deal with it:

It can be eliminated by using antivirus software. Handling of special faults caused by capacitor failure Fault phenomenon: An AOK color display fails after a period of use.

After the computer is turned on, the monitor does not display, and after about 5 minutes, the monitor gradually lights up, but the right part of the screen is darker and has a horizontal black line, and then slowly turns to a normal state.

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There are many ways to streak on a computer screen, and here are a few common causes and solutions:

1.Caused by a malfunctioning graphics card.

If you use the computer for a long time, the graphics card of the computer will overheat or malfunction.

Solution: You need to shut down your computer as soon as possible, let the computer's graphics card buffer, clean up the dust around the computer's graphics card and card slot, and then try to see if there will be streaks, if not, you need to replace the graphics card.

2.Subject to external interference.

Due to strong electromagnetic interference in the vicinity of the monitor, such as electric sparks and high-frequency electromagnetism, the display will appear streaked.

Solution: Check the surroundings of the display site to eliminate the problem of equipment with strong magnetic interference.

3.The monitor resolution is set improperly.

Improper display resolution settings can also cause streaked glitches on computer screens, and this type of applause is usually found on older machines.

Solution: Press the F8 key to enter the safe mode of the system, reset the display mode of the monitor, and then restart the fault can generally be eliminated.

4.Subject to internal interference.

If the inside of the monitor is disturbed, the display screen of the monitor will appear black horizontal streaks, which will be more serious.

Solution: In this case, we can open the case to check whether there is any bad contact inside the display, and whether there is any problem with the output terminal or output transformer of the power supply.

5.The display is too old.

If the display is used for a long time, the internal capacitors will deteriorate and fail, resulting in slow startup and streaked screens.

Solution: If you need to replace the aging capacitor, it is recommended to find a professional maintenance personnel to deal with it.

Hello Answer! There are a lot of gray streaks on the computer screen, which should be a problem with the circuit board of the liquid crystal, so it causes the screen to be unstable. The LCD display can be repaired in other ways, that is, the LCD panel cannot be repaired, and the circuit board can be repaired and replaced.

If it is within the warranty period, such a repair is not costly, this is a quality problem and performance failure. If the warranty period is out, it will cost about 50-100 yuan for maintenance.

This kind of streak on the computer screen may be caused by the graphics card in general, the damage of the graphics card, the damage of the graphics card processor also leads to the incomplete graphics structure, so it leads to the appearance of this horizontal stripe, and the other situation may be that the memory display is faulty, which can be eliminated by plugging and unplugging the memory module.

There are many reasons why this streak will appear in LCD displays, and the most common is caused by strong electromagnetic interference in the surrounding area. The rest is caused by hardware problems such as display aging.

You can try turning off your computer, then plugging the monitor back in, then plugging it in and turning it on to see if the problem is resolved!

Computer monitors always have horizontal stripes, and when this happens, there can be several situations:

1. It may be that the pins of the electronic components inside are desoldered or soldered, because the circuit board inside is cold shrinking during the cold start, the contact is no problem, when the time is long, the pins of the circuit board and components inside are heated and begin to expand, cracks appear, and the phenomenon of horizontal lines appears.

2. It may also be that the capacitor is broken, if it is in the bag, go to the store to repair it, if it is not in the bag, go to the outside to repair it, because it may be cheaper than the store.

3. The internal power filter capacitor of the display is aging, go to a regular repair shop to replace it, the screen is broken, and go to after-sales service to repair it.

That is, your monitor is already broken and you can buy a new one.

First, check whether the DVI cable and VGA are in poor contact.

If this is still the case with a different line, then there may be a screen problem.

Check to see if the graphics card is loose or broken.

There are many reasons for this phenomenon, and it is recommended that you find a professional to repair it.

Turn it on and off again and see if it works.

Uncalled for? No way!

It is recommended to bring it to a professional repair center or official after-sales service outlets for consultation and diagnosis!

Summary. If you exclude man-made damage, the causes and solutions of the pattern on the display: 1. Poor contact between the display and the graphics card.

Turn off your computer and monitor, and check if the connectors are loose. Remember to turn off all of them, otherwise static electricity may be generated when plugging and unplugging the connectors and damaging the circuit board of the display. 2. There is a problem with the video memory of the graphics card or there is a fault in the low-pass circuit.

Generally, the latter is the majority of reasons (especially miscellaneous graphics cards, most of which use shrinkage and low-pass circuits to reduce costs), and only replace the graphics card.

Hello dear, happy to serve you. What should I do if there is a pattern at the bottom of the computer screen? Pro-<>

I've seen you in this situation.

Has your monitor been tampered with?

Right. If you exclude man-made damage, the causes and solutions of the pattern on the display: 1. The contact between the display and the graphics card is bad.

Turn off your computer and monitor, and check if the connectors are loose. Remember to close all the switches, otherwise the booth may generate static electricity when plugging and unplugging the connectors and damage the circuit board of the display. 2. There is a problem with the video memory of the graphics card or there is a fault in the low-pass circuit.

Generally, the latter is the reason (especially for miscellaneous graphics cards, most of which use shrinking socks and low-pass circuits to reduce costs), and only replace the graphics card.

3. There is a problem with the screen or control circuit board of the monitor. It is recommended to send it to a professional maintenance point for maintenance. 4. Poor contact of the graphics card.

The gold finger of the graphics card is called by oxidation, dust, or the case bezel. For the poor contact caused by the oxidation of the gold finger, you can use an eraser to wipe the gold finger to solve it; For poor contact caused by dust, it can generally be solved after removing dust; For poor contact caused by chassis bezel problems, usually the graphics card cannot be fully inserted into the graphics card slot, and you can replace the chassis to eliminate it.

Problems with the monitor.

It's all around the graphics card problems,This you take a look at the solution,If you are blind, you can't complete the inspection yourself,You can send the portable shrine to the computer Weihe shed repair company to help fix it。

<> if your monitor is artificially damaged.

It doesn't have much to do with the graphics card.

In this case, the internal circuit board of the display has been damaged.

You can only report for repair and see if you can replace the circuit board, or you can only replace the new display.

1. Understand the reason for the blurred screen, if there is a hardware reason such as an external force hitting the screen and causing the screen to be damaged, this situation can only be sent for repair, if it is caused by improper system settings, you can solve it by yourself.

2. Avoid using the display, there is external interference, such as electric sparks or high-frequency electromagnetic interference near the use site of the display, which will cause the display screen of the display to produce white horizontal stripes. Solution: Avoid using the monitor in this situation;

3. Send for repair, there is internal interference that will make the display screen of the display appear black horizontal stripes, processing method: In this case, you can open the case to check whether there is a bad contact inside the display, whether there is a problem with the output end of the power supply or the output transformer, etc., because the reasons arising from this situation involve more professional technology, so it is best to ask a professional to repair it.