• Lenovo Laptop Turns On And Off Repeatedly

Computer turns on then shuts off immediately by Jackkjackk October 23, 2017 7:09 AM PDT. I've been having trouble with a recently new build. And when a computer shuts off in first 2-4. So when I turn my laptop on, it will stay on for about 2 seconds and then shut off. Then it turns and again and does the same thing. I can access the BIOS thingy by pressing F10 while the screen is on.

CautionSome of the steps below require you to work inside your computer. Before opening your case, be aware of the dangers of. Heat related issueMost computers today are designed to turn off automatically if any of its inner components overheat. Often, heat related issues occur when the computer is working hard, e.g., playing a graphically intense computer game.Start by verifying the fan on the is working by examining the back of the computer. The fan should be moving quickly and smoothly. All other in the computer require you to to inspect them. Once you have access to the inside of your machine, examine the processor ,.

If you have heard any abnormal noises coming from your computer, such as a high squealing sound, it could be an indication of a fan malfunction.If you find that the fan in the power supply is not working correctly or at all, and the power supply is very hot to the touch, you may need to replace the power supply. An overheating power supply, due to a malfunctioning fan, can cause a computer to shut off unexpectedly. Continuing to use the faulty power supply can result in damage to the computer and should be replaced immediately. TipBefore attempting to remove any hardware, rule out hardware conflicts by.Any failing component in your computer could cause your computer to unexpectedly turn off without warning. If you have recently added any new hardware, remove it from the computer to make sure it is not the cause of the problem.If you have not recently installed any new hardware into the computer, the next best solution is to systematically remove non-essential hardware. For example, remove your modem, network card, sound card, and any other expansion cards that are not needed for your computer to operate.

Running the computer without these cards may help diagnose your issue. Problem with UPS or surge protectorMake sure any or (uninterruptible power supply) is not the cause of your problem by connecting the computer directly to the power outlet on the wall.

Lenovo Laptop Turns On And Off Repeatedly

Also, if you have a UPS that connects a cable to the computer to manage power saving features, make sure it is also disconnected.If this resolves your problem, you may have a defective surge protector or UPS. In the case of the UPS, there may be other issues, such as a UPS overload or UPS drivers, reporting bad power situations that cause your computer to shut down. Make sure there are not too many devices connected to your UPS and that it has the latest software updates. Computer virusYour computer may be infected with a or other that is designed to shut down your computer upon certain conditions. If your computer seems to be turning off when executing a certain program at specific times of the day, it could be infected.If you believe your computer may be infected with a virus,. If you already have one installed, make sure your, then run a full scan.

Issue with operating systemIf after following each of the above recommendations your computer still continues to shut off, it is possible you are experiencing a problem at the operating system level. To see if this is the case, try the steps below. Reboot the computer and as the computer is booting. After you have loaded the computer in CMOS setup, let the computer sit.If the computer does not turn off after staying idle in CMOS, your operating system installation may be corrupt. We recommended that you. Other failing hardwareIf your turns off abnormally during (or after) installation of your, it is likely that other is failing in the computer.

Often, the hardware causing the issue will be either the, or, in that order.If you have extra parts or know someone who has a similar configuration that allow you to try their hardware in your computer, you can swap each part to determine if it is at fault. Otherwise, you need to have your computer serviced.

Eddie, this particular series has its fair share of problems. For example, there is the dreaded BIOS F39 issue which cause absolute failure and is a firmware issue that, most of the time, will require motherboard replacement.

Then there is the overheating issue. The design of the laptop delivers poor ventilation and causes the computer to overheat. You can try something similar to a hard reset.

This is simply to remove power from the laptop. Remove the Battery. With all removed from the laptop.hold the power button down for one minute.

Then release the power button. Plug in the battery first.then the power cord. Try powering the unit up again.

This reset will not do anything but do a Hard reset on the machine. If none of that works, It might just be time to further investigate and to open the laptop up. You definitely want to clean it of all corrosion and especially dust in the vents and around the fan. Make sure that the fan works since a bad fan can cause this error as well.

I do hope this helps and at least gets you started. Good LuckThe service manual is.