Computer Hardware

What are the duties of a power supply in a working computer?

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2012-03-04 17:50:28
2012-03-04 17:50:28

To supply power to Fans, Drives, Motherboards, processors, Ram.

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If it is a computer power supply it is the box that gives the computer its power from the outlet.


The job of a computer power supply is to give power to the computer even when it doesn't have any power. It is normally your adapter that comes with the computer.


An uninterruptable power supply is a power device for a computer (or other things) which is designed never to lose power in the middle of crucial operations. For example, if you're running a computer which is in charge of a critical process and there is a disruption in the power coming into the computer, the uninterruptable PSU (power supply unit) is designed to make sure the computer doesn't stop the process it was working on and lose data.


A power supply is a device that adjusts power to the right wattage and distributes the power with in the computer.


When your computer will not power on. When the cooling fan of the power supply has failed. When the amount of hardware in use in your case exceeds the power capability of your power supply.


The power supply of the computer is where the electrical current from your outlet is sent and then dispersed throughout the components in your computer.



In order to supply power supply to your computer you would need an outlet plug near your computer. Then you can plug your computer into that and necessarily, use an extension.



The Power Supply (PSU) supplies power to the computer. It converts power from the wall (AC power) to DC POWER, which is the type of power computers use.


The "power supply" supplies power to a computer. A computer's power supply is a "switchmode power supply" responsible for converting the AC voltage from the wall into several DC output voltages.


A computer power supply is used to provide power to a computer device. Every computer has one in order to operate. It comes in the form of a battery pack or adapter.


The power supply makes the computer run, without any type of power supply it would be impossible to run a computer. The mains power supply for a laptop and the power supply unit of a desk top, both convert the high AC voltage from the mains power and convert it to low voltage DC, for the electronics of a computer to use.


Appealing not defective working properly trusted by a known source clean and safe


Power supply for computers is very important. A good power supply will give you a faster computer and will also be more efficient and use less energy.


The Personal Computer power supply is located on the computer tower. The cable that goes into the wall outlet plugs directly into the computer's power supply.



You can buy a power supply for a computer at any computer supply or office supply store. There are many of these stores in malls and they range in size from the Mom & Pop store to the large chain stores. There are also direct access sites to the companies who produced the computer and they could supply the specific power supply you request.


The most common problem lies with the user rather than the power supply itself.The computer user hardly ever thinks about his power supply so long as it works.Therefore they'll overburden the power supply by adding hard drives until it's overwhelmed.When you add power hungry componenents to your computer you have to consider whether or not you have adequate power.WHen you have a problem with your power supply in general your computer stops working and you have to spend 30$ for another.


If it's a laptop, it's running off of the battery. Otherwise, it has a very adaptive power supply... but you shouldn't run your computer in that condition (called a Brownout)


SMPS stands for switch mode power supply it gives power supply to our computer so that our computer runs.


Probably because a virus got into ur power supply get a new supply and put it in ur computer case


The PC power supply box's function is to supply the computer with power. Without the PC power supply box, the computer would not be able to turn on and off.


A computer's power supply is the component that converts AC power from the wall to the multiple DC output voltages required to run a computer.




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