my laptop suddenly turned off and won't start again

What happened? Sometimes your Windows installation is fine, but the bootloader—the data that governs Windows' boot process—is corrupted. If it’s a laptop, a loss of power could result from a battery that has completely run out of charge. A laptop has several phases of “just won’t start.” The problem is compounded because a laptop has two power sources: When AC isn’t available, electricity is drawn from the laptop’s battery. You may be in for a bigger tax refund this year, Director 'tired of crying' over deeply personal film, Ex-Bachelorette: I 'struggled with an eating disorder'. Sign up for What's New Now to get our top stories delivered to your inbox every morning. Try restoring the BIOS to default on your PC and check if it helps. Reboot the PC normally to see if it fixed the problem. If all else fails, try resetting your BIOS settings across the board using the Load Optimized Defaults option. Our expert industry analysis and practical solutions help you make better buying decisions and get more from technology. If all else fails and you don’t have a backup, take your hard drive out of your computer, connect it to a USB adapter, dock, or enclosure, and plug it into another known working PC. But with a live environment like Hiren's Boot CD, you can boot your computer from a CD or USB drive and scan your hard drive for malware without booting into Windows. My new build went flawlessly. (And if it doesn’t work with one RAM stick, try the other.). Are people here really so dumb they think someone would use heat syncs without a thermoelectric component. On the BIOS Setup screen, press … If your laptop won’t power up, a faulty power supply, failed hardware, or a malfunctioning screen could be to blame. If you can, Google the stop code that appears and see if it gives you any insight into what's wrong. Could a panel of heat syncs exhausted out a window be used to bring room temp down to 50F inside 70 cubic feet, or would that be...? Remove them completely, then plug them back in, ensuring they click in all the way. For example, if you get an error stating that your computer can't find a bootable operating system, it's possible your BIOS is set to boot from the wrong drive. You'll also want to make sure the cable connecting your monitor to your PC hasn't come loose. Surge protector issues. Re: T400 - Sudden shutdown, won't start again 2011-02-24, 20:21 PM While it looks like this was marked solved, one thing to try (for anyone else having this issue) is uplugging the laptop, removing the battery for about 2 minutes, and then putting the battery back in. If it does, your monitor may be dead, and you need to buy a new one. I was hoping to find some solution on how to fix my laptop. If you recently installed a Windows Update—or you think Windows may have done so in the background without you realizing—it may have caused a conflict that rendered your computer inoperable. Before continuing, unplug anything superfluous from your computer—webcams, external hard drives, USB headsets. If you think a new application might be to blame, get rid of that too. The whole laptop turned itself off. This used to be an easy process in Windows 7, because all you had to do was press F8 as you booted up. This will load Windows with only the most crucial drivers and services running. (If you don't see the Startup Settings option, you may need to click "See More Recovery Options" along the bottom.). Hi, I'm writing this question using another computer. Continue to check the possible problems and troubleshooting tips of “My laptop/computer won’t turn on” issue. Whatever your issue, here are some troubleshooting steps to take when your computer won't boot correctly. (If you have multiple drives, you may want to run wmic logicaldisk get volumename,name and replace the drive letter with the correct one from the resulting list.). Here's How to Speed Up Chrome. I press the 'power on' button and nothing happens. Head to the Troubleshoot > Advanced Options menu as described above and choose the Command Prompt. Author Date within 1 day 3 days 1 week 2 weeks 1 month 2 months 6 months 1 year of … It used to happen at any time during surfing over webs or gaming. If your computer turns on, and stays on, with essential hardware only, proceed to Step 10. I could hear a faint ticking sound, kind of like a "th" sound from the left-hand-side of the base (which sounds like it could be the read head of the HDD moving back and forth, but if my memory serves me right, the HDD is on the right-hand side, not left). There are few basic steps that can be performed to check the issue and narrow it down. It turn off suddenly without any warning at all. looks like ur laptop got fried or the motherboard overheated causing stuff to go haywire. Chances are, though, you'll have to boot into Safe Mode to fix the problem. Now, it won't turn back on at all. I’ve owned a PC that couldn’t get into Windows if something was plugged into the front USB port—once booted, the ports would work fine, but it needed to be empty during the boot process. 1. This has never happened before to me. I never even get to the Dell screen. If there is sufficient electrical connection, the multimeter will beep, or else it would probably mean that power cords are faulty. Choose your USB drive from the boot menu, and it should boot into Hiren's live environment. Type sfc /scannow and press Enter. If you're comfortable opening your computer up, remove the side panel and make sure the components are properly seated in their respective sockets. Thank you for reaching out. I'll upgrade the GPU at some point, but its an OK placeholder. The obvious signs of a loss pop power are that when you start it, nothing lights up and the fans don’t start. However, I plugged the power connection back into the laptop this morning (after leaving it unplugged overnight) and I can feel warmth from the laptop keyboard area. If you're getting the Blue Screen of Death at startup, it could be a result of a bad application, driver issue, or other hardware quirk causing problems on boot. If the computer sounds like it's turning on but you don't see anything on the screen, the computer may be booting and the monitor just isn't showing an image. Feels warm when plugged in so charging. If your computer doesn't beep at all, you might be out of luck—though some desktop PCs may have a header on the motherboard where you can install a cheap speaker, or might even have a digital display with a numerical code that corresponds to an error message.

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