How to Tell if Your PSU is Dying? | Beginners Guide

There is no doubt that every sector of the modern world is getting online for quick and effective results. Moreover, offices and schools are switching to online modes, especially after the global pandemic. Therefore, you require a PC to connect with your colleagues and friends across the internet. Similar to any electronic device, your computer or laptop needs a power supply to work. PSU is the most important element that powers up your whole system. But sometimes you might come across problems and you will need to know how to tell if your PSU is dying. 

how to tell if your psu is dying
PSU

It might stop working due to several reasons that lead to improper functioning of your PC. If you are wondering how to tell if your PSU is dying, we are here to help you. Make sure to read the complete guide and get appropriate information about the same.

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What is PSU?

The power Supply Unit, commonly known as PSU, is one of the major components of your PC. As the name suggests, it provides power to your system to run and execute various tasks. It also converts normal electricity into DC voltage and transfers it to multiple components of the computer. Further, you need to maintain the PSU as the system won’t start without it.

How to Tell if Your PSU is Dying: Easy Ways

Many users fail miserably to determine the exact condition of the PSU of their systems. It becomes a matter of discussion where you want to have a perfectly working component of your PC. Hence, we bring you some methods that will explain whether your PSU is dying or not. Moreover, this guide is quite efficient even if you belong to a non-technical background. Thus, you must go through the following points and get your PSU working again,

Random Shutdowns

The first signal how to tell if your PSU is dying includes shutting down your computer at random intervals. It is quite obvious that the system will fail when it stops receiving any power from the backend. Even a single component like CPU, RAM, or hard drive will not function without enough power.

shutting down
Shutting Down

If it happens once in a while, you can ignore the situation and have a normal experience. However, it would be best to consider changing the PSU as you might lose important unsaved files. For instance, you are working on a document, and the PC shuts, it will erase everything.

Computer Won’t Start

Another way to how to tell if your PSU is dying, This point is the additional part of the previous section as PSU is responsible to power up the entire system. The computer will not start in the first stage, and you will have a black screen. Also, it would be best to cross-check the main power intake as there might be a loose cable or connection. Finally, the computer should start, and if it doesn’t, there are high chances PSU is not functioning.

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Screen Freeze

The laggy or freezing screen could also tell the condition of your computer’s PSU. No doubt the screen could freeze while running heavy applications. But a regular laggy screen gives you your answer to how to tell if your PSU is dying.  Hence, you could restart the computer for a temporary solution and work accordingly. The best way out will be to replace the PSU with a new fuse.

Blue Screen

Many of you have seen a blue error screen (BSoD) on your laptop containing several syntaxes telling about the issue. It can arise due to a faulty PSU as it cannot produce sufficient power to the system.

blue screen of death
Blue Screen of Death

This is also an indicator to how to tell if your PSU is dying. You can easily exit the screen but try to regulate the condition of the PSU before moving forward. Make sure to install a new PSU or repair the older one to avoid getting a BSoD screen.

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Less Battery Life

This problem is more prominent in laptops as they run on battery for the most part. If you suspect low battery life than normal, you have a dead PSU. It means PSU can’t convert electricity efficiently, which leads to lesser output. You can also check for the same if the device starts to heat up without excessive usage.

Frequently Asked Questions

Here are some FAQs regarding how to tell if your PSU is dying and making necessary changes,

What causes a PSU to die?

Several reasons cause your PSU to fail and stop working efficiently. Mostly, it happens due to the user’s negligence. However, it also depends on the following common factors,

  • The outdated and old model
  • Overheating or improper ventilation
  • Inadequate power supply or electricity spikes
  • Interference of foreign substances like smoke, cigarette ash, etc.

How long does a PSU last?

There is no specific time limit as every component, including the PSU of a PC, can fail depending on the usage. So this is also a way you can answer how to tell if your PSU is dying. However, a moderately branded PSU could last up to 5 years without any issues. Also, it will help if you consider a high-quality piece for the best results.

Can you Fix a dead PSU?

The most common reason for a dead PSU is a blown fuse that is used to activate it. Hence, if you have enough knowledge, you can simply put a new fuse. If it still doesn’t start, the best option is to get a new PSU for your laptop.

Final Thoughts

We hope you know how to tell if your PSU is dying and get alternate solutions accordingly. In case you face similar issues, it is better to change the PSU. We recommend seeking help from a technician to avoid unnecessary damages. For more information, try contacting the manufacturer of your PC or laptop.

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