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The common causes of screen failures such as screen flickering and screen shaking are: first, the quality of the screen itself, screen aging or inferior products, second, the screen line contact will not be damaged or damaged, and third, the motherboard screen power supply is abnormal or the screen failure caused by the virtual soldering of the graphics card BGA packaging chip, it is recommended that you send it for repair and testing.
During the warranty period, send the customer service for maintenance, free of charge (except for man-made damage) After the warranty period, I can help you detect and determine the fault point for free in Beijing, and it can be repaired on the same day.
If you are not in Beijing, it is recommended that you find a reputable and skilled repairer to help you overhaul.
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According to your description, it is estimated that your graphics card driver is gone, you right-click on my computer - management - configuration manager to see if you have a "graphics card" in it! Exclamation mark、If there is no display card text, see if there is a big question mark in your configuration manager,There is a question mark, it may be that your graphics card driver is gone,There is an exclamation mark that also means that your graphics card driver is gone, and there is a minimum possibility,That is, there is a problem with your display,But it is estimated that it will not have a small chance。
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Here's how to solve it:
1. If the display resolution and refresh rate are too low, reset it.
2. If the connection cable between the monitor and the host is loose, check the connecting cable.
3. If the driver is caused by a driver problem, update the graphics card driver.
4. If the graphics card is in poor contact or there is a problem with the display chip, plug and unplug the graphics card and wipe the gold finger part of the graphics card with an eraser.
5. Caused by signal interference, such as the speaker and mobile phone are too close to the display.
6. If the display hardware fails, this can only be sent for repair.
7. If the system is poisoned, it is recommended to reinstall the system.
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Look at the yellow exclamation mark on your computer! This means that the driver of your graphics card is not installed, or you used to install it but now it has dropped.
First, the graphics card has a driver disc that you can install in it.
Second. You can go to the driver home on**, and thirdly, you can **specially**drive the software to**. For example, the driving elves. Drive the magician or something.
Fourth. If your system was backed up before, you can restore it, and then everything will be back to normal
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Connect an external monitor to see, if the external monitor also has a similar problem, it is a problem with the graphics card, otherwise it is a problem with the display.
There are two types of graphics card problems: 1: driver problems, whether there is an exclamation mark in the graphics card line in the device manager, you need to reinstall the graphics card driver 2: graphics card problems, this needs to reinstall the graphics card, that is, change the graphics card.
If there is a problem with the display, then you have to find a computer repairer.
If you really can't find a driver, use the driver wizard to update.
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If the system software is compatible with other software, reinstall the graphics card driver, or optimize the system, create a new user to see.
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There must be a problem with the graphics card! Try the next driver, if it doesn't work, find a maintenance point to ask, but I advise you not to let them repair it easily, I heard that there are some problems with their character recently!!
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In this way, if the disc of your laptop is still there, you can reinstall the graphics card driver, because your situation is obviously caused by the graphics card's driver is not good or missing, you can reinstall the graphics card driver to solve this problem.
Thank you! If you have any questions, please hi me.
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Maybe the graphics card needs to be patched.
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The problem between the graphics card and the display screen.
Let's go to the after-sales service.
Good luck.
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There's a problem with the graphics card, it's obvious that the landlord!
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Failure Cause Analysis:
1. It may be that the screen refresh rate is set too low, resulting in the inconsistency between the screen refresh speed and the refresh speed set by the graphics card. In this case, you need to open Windows Settings, go to [System] - [Display] and click [Display Adapter Properties], and set the value to be the same as the graphics card in [Screen Refresh Rate] in [Monitor].
2. It may be that the computer graphics card driver is abnormal, resulting in the computer display screen stuck, flickering and other phenomena. In this case, you need to use a third-party tool to re-install the graphics card driver, and restart the computer after completing the installation to restore the normal screen display.
3. It may be that the computer graphics card chip is damaged (chip soldering, video memory burning, etc.). In this case, you need to apply for an after-sales service and replacement of the graphics card (if it is a laptop, the entire motherboard needs to be returned to the factory for repair, because the graphics card chip is soldered to the motherboard and cannot be independent).
Here's how to fix it:
Method—1. First, right-click on this computer on the desktop, and then click "Manage" in the drop-down menu.
2. Then double-click on the service and application, and double-click on the service inside.
3. Find: Problem Reports and Solutions Control Panel Support, click Stop on the left, or right-click to select it to stop.
4. Then find: Windows Error Reporting Service and stop this service.
5. Finally, restart the computer to solve the problem.
Method 2: 1. Press and hold the power button to turn off after seeing the boot screen, and repeat it about three times in a short period of time to enter Winre (Windows Recovery Environment), but some users may need to disconnect the power directly. In this way, the interface for advanced recovery should appear after booting up;
2. Click "View Advanced Repair Options" in the lower right corner to enter the RE mode of Win10.
3. In the troubleshooting in the RE mode of win10, you can "reset this computer" or "go back to the previous system".
2) Roll back to the previous version (in the advanced options of the troubleshooter) means that through the "upgrade" method, if you install win10, you can directly go back to the system before the upgrade. For example, if you upgrade from win7 to win10, you will fall back to win7(All software applications and data of the original system will be retained).
Summary: There are many reasons why the computer always flickers after booting, and you need to check them one by one through the above methods, find the reason, and then use the steps introduced above to solve it.
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Reasons for the splash screen after laptop boot:
1. Splash screen caused by screen backlight. Fault manifestation: The backlight of the notebook flashes from time to time, and the frequency is very fast, sometimes it flashes several times, sometimes it lasts for several minutes.
This occurs due to the instability of the high-voltage board that supplies power to the screen backlight, or the solder joints at the lamp joints are not firmly connected and ignited. The screen flicker caused by the high-voltage plate can be solved by replacing the high-voltage plate. In our daily maintenance, sometimes for the sake of the original high-voltage plate** and the supply of goods, it is necessary to modify the universal high-voltage plate to achieve the repair purpose.
2. Splash screen caused by the motherboard charging switching circuit. Fault performance: When the battery and power adapter are used at the same time, the laptop will flash from time to time, and the charging indicator in the lower right corner of the screen will be switched constantly, and the fault phenomenon will disappear when a single power supply is used.
This kind of fault is relatively rare in notebook maintenance, mainly caused by the instability of the non-component of the battery switching circuit on the motherboard, and the fault can be repaired by repairing the components of the motherboard charging circuit. There is also a situation due to the quality of the power adapter.
3. Screen flickering caused by poor screen itself. In fact, in recent years, the high state of the pen caused by this reason has accounted for a large proportion of the screen closure and flickering, and the reason why it is put at the end is because this situation is only limited to several models of notebooks in the same batch. The specific fault manifestations are:
Generally, there will be a bright line under the laptop screen at first, and after a while, the bright line will evolve into a full-screen flash.
Solution: 1. The screen flicker caused by the virtual welding at the lamp joint is more serious for a long time, and the black shadow will appear in the lower left corner or lower right corner of the screen carefully observed, which is the ignition caused by the virtual welding at the joint has burned the surrounding components. This small shadow cannot be removed even after restoration.
2. Try to use the original power adapter or use some OEM products. Don't be greedy for cheap use of dozens of yuan of power supply, this kind of power supply in the hand fluttering, the material used can be imagined.
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There are several reasons why a laptop has a splash screen after it is turned on:
1. The display refresh rate is set incorrectly, the check method is to right-click the blank area of the system desktop, click the "Properties" command from the pop-up right-click menu, and enter the attribute matching setting window of the display. Click the "Settings" tab in the window, click the "Advanced" button in the corresponding tab page that pops up behind it, open the advanced property setting interface of the monitor, and then click the "Monitor" dry high tab, from which you can see that the refresh rate of the monitor is set to 75 or more.
2. The graphics card driver is incorrect, uninstall the graphics card driver and reinstall it again.
3. The display shakes due to magnetic field interference, check whether there is an interference source nearby, and take a look at the electromagnetic equipment if there is an electromagnetic device.
4. The graphics card is not in good contact, and you are trying to reinsert and remove the graphics card.
5. The display is aging, and this can only replace the graphics card or recruit professional maintenance and inspection to cut the problem first.
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The computer screen flickering, which can be solved with the following methods:
The computer screen is flickering, and you can first see if it is a problem with the data output cable. Specifically, it is to check whether there are traces of broken input wire, or try to change the connecting cable; Check whether the connector of this cable is loose, the interface of the computer host and the interface of the monitor.
Second, we can take a look at the display refresh rate.
Whether the settings are correct. The way to check this is: on the desktop of the computer.
Right-click in the blank area - Properties - Settings - Advanced - Monitor, from which you can see the refresh rate setting of the monitor, it is recommended to set the new frequency above "75" MHz, but not too high, otherwise it is easy to cause damage to the monitor. If you haven't touched it before, you can just choose the default.
The computer screen flickering non-stop, and the third can be to check the graphics card drivers.
If it is correct or too old, you can check with the latest version of the driver yourself. Fourth, check whether there is any interference around the computer, try not to get the monitor near large electrical products, and then restart the computer monitor to see.
The computer screen flickered non-stop, and the fifth is to see if it is a hardware problem or a power supply problem. You must know that the most common problem encountered in the flickering of the computer screen is the power supply problem of the display, and there are also many problems caused by the aging of the display and the failure of the display. The display hardware issues here are such as moisture inside the monitor of the desktop computer, screen quality problems, etc.
Power supply problems include unstable power supply, poor thermal performance or poor anti-interference performance, or unstable high-voltage board of the notebook to power the screen backlight, or the solder joint connection at the lamp connector is not firm, and the non-component of the battery switching circuit on the motherboard is unstable. These problems need to be sent to the repair point to fix the problem of the computer screen flickering non-stop.
In the above, we have learned about the five possibilities of a computer screen that keeps flickering and how to fix it, however, there are many other possibilities in the real world, and sometimes the reasons for the computer screen flickering on laptops and desktop computers are also different. In this regard, I suggest that if you encounter the situation that the computer screen keeps flickering, you can try to reinstall the system first.
Or check whether the connection line is loose or faulty, it really doesn't work, or it is recommended that you send it for repair.
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1. The computer often flashes after a while of use, which may be caused by the power supply problem of the display, and it is recommended to have a power supply. The power supply of the display can be replaced, and the display components can be repaired if there is none.
2. When playing games, the monitor screen flashes, which may be related to the computer configuration, and the configuration is too low to meet the needs of the game.
Exit the game to see if the screen will disappear, if you don't play the game without the screen flashing, then it can be said that it is a game problem, you can consider upgrading the graphics card driver or not playing the game.
3. The display of the display is not normal, it may also be related to the graphics card, in the case of the display flashing screen, update the graphics card driver first, it is best to update to the latest version. If it can't be resolved, consider whether there is a problem with the graphics card or replace it.
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After selecting the drive letter in my computer, right-click to select Properties, select "Tools Start Checking" in the pop-up drive properties window, and select "Automatically Repair File System Errors" and "Scan and Recover Bad Sectors", and then click Start, the scanning time will vary depending on the disk capacity and scanning options (after doing it according to the above method, a box will pop up, the point is, Auto shutdown and repair at boot, win7 select the Disk Check button according to the plan). Bad sectors on the hard drive can lead to corruption or loss of computer system files, computer failure to boot or freeze (computer stuck in booting windows, which is likely to be caused by this). Hard disk bad sectors can be repaired using NDD Disk Utility or Scandisk. >>>More
First of all, you have to tell us in detail, where did this "woo" call come from, is it the heat dissipation port? Or speakers? Or somewhere else? This makes it easier for us to judge.