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Today, I would like to share with you the relevant knowledge about how to solve the problem that the laptop suddenly cannot be turned on. The content is detailed and the logic is clear. I believe most people still know too much about this knowledge, so share this article for your reference. I hope you can get something after reading this article, let's take a look at it.

There is no response when the laptop is turned on.

Generally refers to press the boot button, the laptop does not have any response, that is, after pressing the key, the indicator does not light, the fan does not turn, the laptop does not respond. The most common situation is that the laptop battery is dead, or the external AC power supply is damaged or the connection is not good.

1. Check to see if it is a power problem

First of all, let's see if the power is not plugged in or there is a problem with the plug. If you are using a battery, plug it in and try again. You can go to a friend or try the same type of power supply. If the computer can be turned on, it means that the external power supply is damaged, and if not, it means that there may be a hardware failure inside the laptop or the boot button of the laptop may fail, which is recommended to be overhauled.

2. Check whether the key parts are loose

If the computer crashes after moving, it may be that the computer is greatly shaken in the process of moving, causing the internal parts of the computer to be loose and poor contact, resulting in a crash. Turn on the machine and re-fasten the memory, graphics card, hard disk and other devices.

3. The notebook cannot be turned on due to hardware damage.

Motherboard failure: the motherboard failure is the main reason why the laptop cannot be turned on. Often due to the notebook liquid, broken, and the motherboard itself components damage and other factors.

Circuit failure: in addition to artificial fluid intake and short circuit, most notebook computers can not turn on the fault is the protection isolation circuit problems and boot circuit and EC peripheral circuit failure, sometimes the circuit is burnt out.

BGA failure: BGA failure is also caused by laptop failure, which is very common on notebooks that use DBM as Nanqiao chip in Xunji generation.

The above three kinds of hardware damage can only be carried out by professional maintenance personnel, so that professionals can carry out systematic inspection and troubleshooting of your computer.

Second, the laptop cannot enter the system when it is booted.

Enter the last correct configuration for adjustment: press F8 to go to the advanced options page, select "Last correct configuration", and then press enter.

1. If you can enter the system, it may be caused by infection of virus, incompatibility between hardware driver and system, operating system and so on. After entering the system, run the antivirus software, check and kill the virus, if there is a virus, restart the computer after antivirus.

2. If it is not normal, it may be caused by the incompatibility between the device driver and the program. Delete the video card, network card and other drivers, and restart after deleting the driver. If there is still a problem, repair the installation or reinstall the system. Repair the installation or reinstall the system, set the optical drive as the first boot device in BIOS, then insert the system disk and press R for "repair installation". If the failure continues, just at the beginning of entering the system, select "one-button gost restore system" or reinstall the system using the system disk.

Note for daily use:

1. Don't block the heat sink, and don't let the notebook come into close contact with soft objects such as quilts.

2, power supply problems caused by restart, crash failures, such as voltage instability, surge, underload and so on, can be installed with batteries to use notebooks.

3. Do not connect notebook batteries and high-power appliances to the same power supply seat, especially air conditioners and other high-power appliances.

These are all the contents of the article "how to solve the problem when the laptop suddenly fails to turn on". Thank you for your reading. I believe you will gain a lot after reading this article. The editor will update different knowledge for you every day. If you want to learn more knowledge, please pay attention to the industry information channel.

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