If your computer is used a lot and keep it on for hours at a time it’s a good idea to clean it every now and again, one of the main problems is dust. Cleaning out this dust can extend your computers life and make keep it running faster and quieter.
If you have a desktop computer then the main place dust accumulates is around the CPU unit and fan areas. To prevent your processor from over heating there is a fan connected to a heat sink which sits on top of the processor to disperse the heat. This fan blows air down on to the heat sink to cool it down as the heat is passed up from the CPU. Because the fan is constantly blowing air it also blows the dust particles in the air in to the heat sink, over time this can clog up the computers heat sink reducing its effectiveness. Because of the dust your fan may have to blow faster making it louder and more costly to run. Normally you can see if the fan is clogged up simply by opening your computer up and looking at it. If your fans heat sink is really clogged up with dust and dirty looking it is a good idea to give it a clean. When dealing with the inside of your computer or anything electrical ensure the power is turned...