Why is there a white screen after opening? The computer turns on and is a white screen

What is the white screen when you open it?

Please describe the problem clearly.

The computer white screen, it is recommended to solve it from the following aspects:

1. If the monitor, power supply and CPU work for too long, it will cause a crash. Dusting, oiling, or fan replacement will be performed. A temporary fan will be added to the main cabinet of the desktop computer to assist in heat dissipation, and a cooling pad will be added in the book.

2. The machine has too much dust and poor contact. Clean the chassis and plug all connections firmly in.

3. If the memory module is loose, please pull out the memory, clean the slot, clean the memory finger, and then insert it tightly. If there is a problem with the quality of the memory module, replace the problematic memory and increase the virtual memory value.

4. Set the BIOS to the default value, remove the motherboard battery, connect the positive and negative poles of the motherboard battery slot, and then install the battery.

The white screen when turned on, or the people who use the computer understand the meaning of this "white screen", but there are also a few people who use the computer who do not know enough about the white screen. Is it the quality of the screen or the graphics card is damaged? Will it occur if the LCD screen is not in good contact with the motherboard cable frequently?

Why do some laptops occasionally have white screens? How can we determine the meaning of the white screen hand?

With these questions, the author will give a detailed answer to the meaning of the white screen and the ** that produces the white screen. First of all, the white screen is our term in the maintenance industry, the boot light can be lit, the screen is blank and the boot screen is not displayed, but the sound of entering windows can be heard.

In the process of use, you need to know how to count the white screen, whether the white screen is connected to the graphics card, as long as the computer and the PC monitor are connected to the boot to see if the display of the monitor is normal (generally there is an external PC monitor port behind the computer). If the PC monitor display and the laptop screen display are both white, then the possibility of damage to the graphics card is relatively high. The graphics card of the laptop is divided into two sets of synchronous signal output, one for the LCD screen and the other for the display port, so the best test method for whether it is connected to the graphics card is to connect it to the PC monitor.

Today, the customer sent the Lenovo Zhaoyang (Legend) S300 for repair, and its faulty boot white screen. According to the customer's understanding, the screen will flicker occasionally, and when the flickering is bad, the computer flashes when it is restarted, and it is excluded, and it is not too much to affect the operation, so it has been ignored. But one day, when I turned on the computer again, the screen was blank, and I only heard the sound of entering Windows, and I wondered what the problem was.

You can check it by following the following steps:

1. If there is a connection problem with the monitor or screen, you can try to adjust the screen angle to see if it can be displayed normally.

2. Try to update the display adapter driver to the official latest.

3. If the recent slipper grip system update or installation is caused, you can try to uninstall the latest cracked installation.

Operating computer: Lenovo Thinkpad

Operating system: Windows 10.

The specific steps for the computer to open the task manager are as follows:

1. Press Ctrl+Alt+Del to bring up the lock interface and click Task Manager. (as shown in the image below).

2. In the Task Manager window, click Details in the lower left corner, Burning Orange can switch to the details interface, the process tab will be displayed by default, and you can find the Windows Explorer process below. (as shown in the image below).

3. In the Task Manager window, select the Windows Explorer process, and click Restart in the lower right corner to restart Windows Explorer, which is actually the process of restarting Windows Explorer after the process ends. (as shown in the image below).

4. If the computer is still white, you can use the restart button to restart the computer. (as shown in the image below).

Tips for using the computer:

1. Quickly delete the selected items.

Usually you need to delete some files, you need to select and then drag them to the **site,If there are more files on the desktop,It takes a little time to find the **site。

2. Quickly restore closed web pages.

Swipe to close the web page you are browsing, you can find the web page you just closed in your history, then click and open it. <>

There are generally three reasons for a white screen.

** For program issues, incomplete or not displayed, check the state before the recent changes in the program file are restored.

Environmental issues, such as PHP can cause a white screen on a web page due to version or MySQL factors.

If the browser status bar has been loading and the web page has few elements, it is generally not good and the loading is too slow.

The possible situations are as follows: 1. The CMOS information of the motherboard is incorrect. Replace the motherboard battery, or power on the main unit for a period of time before turning it on, or unplug the motherboard battery and wait a few minutes before putting it back on.

2. The gold finger of the memory module is not in good contact or the memory module is burned. 3. The gold finger of the graphics card is not in contact well or the graphics card is broken. See if the graphics card fan turns.

If you have an integrated graphics card, you can install a separate graphics card to see it. 4. The motherboard is broken. This is a much lower probability than above.

5. If the above is okay, you try to unplug the power cords of each component one by one to troubleshoot. 6. The lowest probability is that the display is broken.