What is the primary function of the power supply?

Answer 1

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.

Answer 2

What are the main function of a power supply unit (PSU) is to power the rest of the components of a computer. The PSU ensures that only the required voltages are supplied to different parts of the computer.

Answer 3

The power supply unit (PSU) simply powers the various parts of a desktop computer. You could think of it as a surge protector for your computer, allowing you to plug everything you need power into it, instead of into individual power plugs, so you only have one power cord coming from the back of the computer, instead of over a dozen.

Answer 4

Power supplies are normally units that adapt the incoming current from a "mains" source and convert it to a lower (regulated) voltage that can be used by an appliance.

They are commonly found in computers, charger units, low voltage lighting systems etc.

Answer 5

the computer power supply function is besides converting 120 volts to 12 volts to power each of your pieces of hardware inside your computer, such as cd rom, hard-drive etc.

Answer 6

To provide power to the system and all its components.

Answer 7

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

Answer 8

to provide electricity

Answer 9

To give electricity into the pc