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I don't know if the problem is with the battery or plugged in, if it is just when the battery is used, then as said upstairs, it is the dynamic frequency reduction of the CPU that causes the system performance to be low, prolonging the boot time, of course, according to the wcoetyu method to clean up the system's boot project is a good way, of course, it can also be changed by changing the options of the powermanager to make the CPU worker at a relatively high frequency to reduce the boot time.
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It may be because Intel Speedstep power saving reduces the CPU frequency.
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Let me tell you: there are three most frequent black screens on boot:
Memory. The memory is loose or broken. will cause a black screen at boot. The fault is as follows: the power indicator is on, the fan is rotating, but the screen is not displayed. This is most likely how your machine behaves.
2: The CPU is in poor contact or broken. The fault is as follows: the power indicator does not light up, the fan does not rotate, and the screen is black.
3: The power circuit on the motherboard is broken. The problem is as follows: press the power switch, nothing happens.
Of course, there is another one: the power on indicator is on, the fan is also turning, and the sound of entering the system can also be heard. This situation is a problem with the screen. For example, the high voltage of the screen is broken, the lamp is broken, etc.
You can refer to it. Of course, it's best to find a place to fix the book and let someone else show it to you. If it's a memory issue, just fix it yourself. If it's something else, find someone to fix it. There is no other way.
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If you are on a desktop, check the memory module, unplug it and clean it with an eraser, and put it back on.
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Is the battery dead?
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Mine is the same problem, how did the landlord solve it???
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Dear users, hello.
1.It is recommended that you disable the startup items that you do not use, you can type msconfig in the start and run to enter the system configuration interface to close the startup items, or you can use third-party software, such as 360 Security Guard, to disable the startup items.
2.If you have installed new software or updates on your computer before the problem occurs, it is recommended that you uninstall it and test it.
3.Update all driver tests on your computer.
4.Viriza test.
5.It is recommended that you back up the important data in your computer and restore the system again.
Provides you with a way to install your XP system.
Provide you with a way to install the win7 system.
6.If the above solutions cannot help you solve your computer problems, it is recommended that you use Lenovo remote software services, so that you can enjoy safe and reliable Lenovo remote support, without leaving home, in the form of expert one-to-one service, to ensure that your computer problems are solved.
To provide you with Lenovo remote software services, computer acceleration services, access links, I wish you a happy life.
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Seeing what LZ said, I think there are a few more possibilities, 1, it may be that your fan has poor heat dissipation, which will crash after a while, and it is recommended to clean the fan.
2, IBM T4 series machines have a common problem, that is, the graphics card is prone to problems, send it to the repair station to do it, and the BGA will be OK.
3. It is also possible that your motherboard is flooded, causing your motherboard to crash after a period of use, it is recommended that you send it to the repair station as soon as possible to deal with it.
Why? Because once the motherboard that has entered the water is not treated, the consequences are very serious, and if the motherboard is corroded, the only way to change the motherboard is to replace the motherboard.
This method is forbidden for reference.
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How long has your system not been maintained, and if your system is a Vista system, there may be some software that does not support this system. Cause poor compatibility and make the system freeze. Then there is a problem with your memory and graphics card.
1.When you need to speed up your computer:
After a certain period of time when using the computer, the machine is running slower and slower, and then you need to increase the speed of the computer. >>>More
The battery is low.
If this is the case, you will have to wait a while to turn it on, even after charging it when it is plugged in. So don't worry at this time, as long as the charge reaches 5%, it can be turned on and used normally. >>>More
There are many factors that affect the speed of computer boot and are generally divided into 2 categories, 1: computer hardware problems. The configuration is low, the memory is low, the CPU frequency cannot be reached, and the hard disk works for a long time and has bad sectors or internal damage. >>>More
This has to do with the number of startup items in your system, because most antivirus software scans the startup program when the system starts, and then starts the antivirus protection program of the antivirus, and the more programs are started, the longer the antivirus software scans and the slower the antivirus will start. A better solution is to install 360 Security Guard, and then use its one-click optimization to start optimization, or call up msconfig to remove the program that does not need to be started at boot. This can speed up the startup, of course, the more services the system starts, the more the soft startup will also be very slow, and turning off the service will also speed up. >>>More
The computer system has been used for a long time, the computer will run slowly, the system will become stuck, open the software and run the program, etc. will be sluggish, not that the computer configuration is not good, but the computer garbage and plug-ins are too much, the boot start project is too much, resulting in the computer card, and the slow situation, at this time, the best choice is to reinstall the system, reinstall the system, will only change the system in the computer C disk, like the computer D and E and F disk in the files and things will not be less. >>>More