Power off the computer and unplug the power cable from the wall socket and power supply unit.This is the largest one that plugs into your motherboard. The bulk of the task in replacing your computer’s power supply is plugging in the power connectors from the PSU to all the hardware components inside your computer. If you’re unsure, it can help to take a photo of the power supply arrangement before your unplug anything – this way you can make sure that you re-connect everything you’re supposed to later on. Removing the power supply from your computer is fairly simple, and you can follow the steps below. Stage 1: Removing the Old Power Supply Unitīefore you begin anything, make sure that your computer is powered off and unplugged from the wall socket. This makes it easy to know what plugs in to where, as you’re simply replicating what was already there.
The good news is that if you are replacing an existing power supply, you can just follow the same cabling connections that you just unplugged from the old power supply as a guide. A typical power supply consists of the main box-shaped unit, as well as the attached internal wiring- you’ll need to plug the relevant connectors into the various hardware components inside your computer. Remember, the power supply’s main function is to provide power to all of the different hardware components in your PC, so you just need to make sure that it is plugged into each one correctly.
The replacement is simple enough, first you’ll need to remove the old power supply, and then install the new one in its place.ĭisconnecting and connecting the power supply is straightforward – you just need to make sure that you plug/unplug it in to all the right connection points inside your computer (if you’re not sure about this, refer to the checklist and pictures later in this article). Once you’ve identified that you need to replace the power supply unit in your tower or desktop computer, follow the steps below. Optional: Anti-static wrist strap (if not using a strap, just discharge yourself by touching any exposed metal part of your computer case before you begin the job). Tools required: Screwdriver to remove power supply unit and open computer case (usually Phillips head) These steps apply to tower and desktop computers. The entire process can be done within around 5-20 minutes, depending on how familiar you are with the task.
How To Replace A Power Supply Unit In A Computer
We’ll also look at the main reasons why you would need to change or upgrade your computer’s power supply, and things to look out for when choosing a replacement unit so that you can get one that’s going to last. This guide will teach you how to replace/change the power supply unit in your computer, step by step. Changing your computer’s power supply is a simple enough process that anyone can do, once you know how.