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Have you ever encountered a frustrating situation where the screen of your beloved laptop or computer suddenly turns completely white? This perplexing issue is not only visually disturbing, but it also hinders your ability to use your device effectively. In this article, we will delve into the possible causes behind this phenomenon and provide comprehensive guidelines on how to fix it. Understanding the root cause is crucial to implementing the correct solution, so let’s explore the various factors that could lead to a white screen, and equip ourselves with the knowledge needed to rectify it.
A laptop or PC with a white screen is an error many users encounter, which not only wastes time, but also disrupts your work. Let’s Tnhelearning.edu.vn see the causes and how to fix the white computer in the following article!
The cause and how to fix it
Laptop is contaminated with water
Reason
During use, you are not careful to spill water on the laptop without quickly drying it off. Or you often use the laptop in a humid environment , the risk of a white screen error is very high.
How to fix
To fix a laptop that is contaminated with water, you need to quickly turn off the power of the machine . Then disassemble the battery and related parts and start cleaning with a soft cloth, to prevent water from getting deep into the microchips of the machine.
Note, if you do not have knowledge or expertise about laptops, absolutely do not disassemble and clean them by yourself. Instead, bring the device to the nearest store or center for timely support.
Broken screen
Reason
Broken screen is also the cause of laptop white screen. Usually, you are most likely to recognize it when, your computer has been through a screen replacement, or the screen you are using is not of good quality.
How to fix
To fix this situation, please replace the screen with better quality. If you choose to replace a used screen, you should check it carefully before replacing it so you don’t have to repeat the error again.
The display cable is broken
Reason
One of the reasons why the laptop screen is white that many users do not know is that the screen cable is broken, or broken. In addition, in the process of using the machine, you find that the signal transmission is poor, it can be confirmed that the cable is faulty.
How to fix
To fix the computer screen is white, so you need to remove the laptop and check whether the internal components are faulty due to the display cable or not. Then you put it back together and start the computer.
If the display is normal, it is most likely caused by a loose cable. On the contrary, if the screen is still white, it may be due to a damaged or faulty cable, now you need to bring the device to the nearest store for support.
Hardware failure (board, VGA chip)
Reason
The laptop screen is white because it may be caused by a hardware error (board, VGA chip). This error usually occurs in the Southbridge chip that manages with I/O, shutdown or power-on operation.
How to fix
Step 1: Check if the cable connecting the board to the screen is broken or not? If the cable is faulty, replace it with a new one.
Step 2: You proceed to check the 3v B+ voltage of the screen, if you detect the 3v B+ voltage is out of power, immediately repair the board.
Step 3: You proceed to check the voltage supplied to the ROM screen, then measure the impedance at the fuse pin.
If the operating voltage is normal, the impedance will be less than 100Ω . If the voltage is shorted, the impedance will be about 200Ω.
How to determine the cause of the laptop is white?
To determine the cause of the laptop’s white screen, first you need to use another laptop that does not have the error, then use a VGA or HDMI cable to connect to the laptop. After that, restart your laptop and see if that fixes the problem.
In case you check that the laptop screen is still white, it is possible that the VGA chip or the mainboard is damaged. And if the screen does not have this condition when checking, it may be because the connector is faulty.
Notes when using so that the laptop screen is not white
Do not place heavy objects on the screen
Placing heavy objects on the screen will cause the screen to break easily. Because, the screen is made of liquid crystal capable of changing the intensity of transmitted light when combined with polarizing filters. So be very careful when using it!
Fold the screen up and down gently
After stopping use, please fold the screen up and down gently, because if you use it vigorously, it will cause the cables in the screen to break or slip off, this is very easy to make the screen white. .
Do not let food or drink spill on the machine
If you accidentally leave food or drink on the machine, it will affect the components as well as the chip, thereby affecting the screen of the laptop. So be very careful to avoid this unfortunate situation!
Do not drop or hit hard
Laptops are inherently composed of many thin components, if they are dropped or hit hard, the mainboard inside the laptop will be easily damaged, causing the laptop screen to appear white.
Tnhelearning.edu.vn has just provided you with information about white laptop and PC screens as well as causes & detailed solutions. Any questions, please leave a comment below.
In conclusion, a white screen on a laptop or computer can be caused by a variety of issues, including hardware or software problems. Hardware issues may include a faulty display cable or an issue with the graphics card, while software issues may stem from conflicts with drivers or operating system errors.
To fix a white screen, several troubleshooting steps can be followed. Firstly, checking the display cable connections and ensuring they are properly connected can help determine if it is a hardware-related issue. Restarting the computer and entering Safe Mode can help identify if the problem lies with software conflicts or errors. Updating or reinstalling display drivers can also resolve software-related problems.
If these steps do not resolve the white screen issue, it may be necessary to consult a professional technician or contact customer support for further assistance. They can provide additional guidance and help in identifying and fixing the root cause.
In conclusion, a white screen on a laptop or computer is a common problem with various potential causes. By following troubleshooting steps and determining whether the issue lies with hardware or software, users can take appropriate measures to fix the problem and restore their display to its normal functionality.
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