How to repair a pc that activates, however shows nothing

If your PC activates and the followers spin up, however nothing is displayed on the display screen, there’s an issue that wants fixing. It is likely to be one of many more common ones and be comparatively simple to repair, or it could be extra difficult. To work out what’s inflicting the problem and tips on how to repair it, we’ll must do some investigating.

We’ll stroll you thru tips on how to troubleshoot this problem and provide you with some nice instruments to attempt to repair it your self.

Wait and reboot

Before you do something, simply wait a second. There’s an opportunity that your PC is reconfiguring the reminiscence or is taking an unusually very long time to initialize your USB ports. Or it could possibly be another unusual quirk of the boot course of. If you are still watching a clean display screen after a few minutes, attempt rebooting the PC. It’s stunning what number of points that may repair — and booting as much as a clean display screen is certainly one of them.

HDMI ports on a TV
Digital Trends

Check the monitor

It might sound easy, however simply double-check that the monitor is turned on and is related accurately to your PC. It ought to have some form of LED indicator letting you understand that it has energy, and it ought to flip “on” even when it would not show something. That might imply a emblem bouncing round on the display screen, or a message saying it is getting into standby, or one thing related.

The monitor additionally must be related to the right port in your PC. That’s a video output from the graphics card, or, should you’re utilizing onboard graphics, the motherboard. If doubtful, unplug the cable from each ends and plug it again in once more. If you’ve any motive to suspect the cable itself could also be broken, attempt replacing it with another one.

It’s unlikely that the monitor is powered on however not functioning. However, you too can double-check it nonetheless works by plugging it into one other machine like a video games console or one other pc.

Asus Q Code display.

Check the submit code

PC troubleshooting is so much simpler when the PC helps you determine the issue, and fortuitously, many fashionable PCs do. If your motherboard has an LED readout with a submit code on it, a Q-Code show, or if it beeps at you in a particular sample, notice it down. Your motherboard handbook or the producer’s web site may have a glossary of what these codes imply and so they’ll lead you straight to the issue you are going through.

Once you understand the issue, soar to the part beneath that is most related. If you do not have that code or your system is not beeping or providing you with any readout, proceed with the steps beneath.

You also can purchase submit code check playing cards to plug into your PC to present you that performance. We cannot converse to how effectively they work, however they’re an possibility in order for you some additional assist troubleshooting your problem.

Reset the CMOS

The CMOS is a tiny little bit of reminiscence that shops the fundamental BIOS/UEFI settings to your motherboard. Sometimes these settings could cause boot points, so resetting that reminiscence can get you again to the fundamentals that labored simply nice.

Your motherboard might have a CMOS/BIOS reset change or jumper. Check your handbook or producer’s web site for extra data. Otherwise, you are able to do it the old-school means by eradicating the small button battery in your motherboard. You might must take away different parts to get to it, but it surely’s there. Pop it out, then take away the ability cable out of your PC and maintain the ability button down for 30 seconds. Then put the battery again in, and take a look at turning your PC on once more.

CMOS battery on an MSI motherboard.
Anirudh Gadgil / Unsplash

Remove all the things pointless

Unplug all the things from the again of the PC that you do not want, leaving solely the keyboard, mouse and monitor plugged in, then attempt booting your PC once more.

The subsequent, extra drastic step is to do the identical with inner parts. That means eradicating any add-in playing cards like USB hubs or community playing cards, any further reminiscence (you solely want the one stick), any secondary storage drives that do not include the working system (you can take away all of them if you wish to be doubly positive, as you do not want a drive to get the PC to submit and the monitor to activate). You must also disconnect any cooling followers that are not a part of your CPU or GPU cooling and any fan controllers or RGB lighting techniques.

If your PC helps onboard graphics, you can attempt eradicating the graphics card too, and making an attempt with onboard graphics.

If your PC begins to work after eradicating all the things, that is nice information! Now, slowly reintroduce one part and peripheral at a time and reboot your PC to see if it stops working once more. If so, you’ve got discovered the problematic part.

Double-check the reminiscence

Memory issues could cause PC submit points, so make certain the reminiscence is not inflicting issues by swapping it out for an additional package if in case you have it. Alternatively, take all of the stands out bar one and take a look at booting. If it would not work, swap that stick out for certainly one of your different ones.

Intel's 14900K CPU socketed in a motherboard.
Jacob Roach / Digital Trends

Consider your CPU

The CPU could possibly be inflicting your downside. Take out all of the reminiscence and take a look at booting the PC. It ought to present you a unique error code or provide you with a sequence of submit code beeps to let you know that there is not any reminiscence. If that occurs, then the CPU must be nice. If it would not, you might have a CPU downside — although it is also the motherboard.

Reseating your CPU may repair the problem too. Follow our guide on installing a CPU for extra assist there.

Inspect for bodily harm

At this level, it your PC nonetheless will not activate, there’s in all probability some broken or incorrectly mounted {hardware} that is inflicting the issue. It is likely to be price taking a look at your motherboard, graphics card, reminiscence, and processor to see if there are any apparent bodily indicators of stress or harm.

If you discover one thing that is clearly broken, attempt changing that part. Otherwise, the one actual possibility you’ve is to check every part individually in a system that works, or go for a brand new PC altogether.

Need a brand new processor? These are the best CPUs in 2024. Is the motherboard appearing up? Here’s how to choose a new one.

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