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Introduction:
A white screen appearing on your laptop or computer can be frustrating and confusing, especially when it hampers your ability to use the device effectively. This issue often arises unexpectedly, leaving users scratching their heads searching for a remedy. In this article, we will delve into the possible causes behind a white screen on your laptop or computer and provide a comprehensive guide on how to fix it in detail. By understanding the underlying reasons and following the troubleshooting steps, you will be able to resolve this problem, allowing you to get back to using your device normally.
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 Thptlaihoa.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.
Thptlaihoa.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, when the screen of a laptop or computer turns white, it can be a result of various factors including hardware or software issues. A white screen can be indicative of a faulty display, loose or disconnected cables, graphics card problems, or software glitches. To troubleshoot and fix this problem, several solutions can be attempted.
First, one can start by checking the physical connections and cables ensuring that they are properly connected and not loose. If the issue persists, it may be necessary to inspect the graphics card. Updating or reinstalling the graphics card drivers can resolve any software-related issues. If these steps do not resolve the problem, it might be necessary to diagnose and potentially replace the faulty display or graphics card.
If none of these solutions work, contacting a professional technician or the laptop manufacturer’s support service can provide further guidance and potential repairs. It is important to note that attempting to fix the issue without proper knowledge or experience can lead to further damage. Hence, seeking professional assistance is recommended in complex cases or when the laptop is under warranty.
In conclusion, a white screen on a laptop or computer can be caused by a variety of factors. Identifying the cause is essential in order to implement the appropriate solution. Through troubleshooting physical connections, updating drivers, and considering hardware issues, the white screen problem can most likely be resolved allowing normal operation of the device.
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