What Is a Power Supply on a Computer?

Answer A power supply is an essential hardware component enabling a computer to function. While every personal computer has some form of power supply, many people may be curious what a power supply actual... Read More »

Top Q&A For: What Is a Power Supply on a Computer

How to Convert a Computer ATX Power Supply to a Lab Power Supply?

Computer power supplies cost around US$30, but lab power supplies can run you $100 or more! By converting the cheap (free) ATX power supplies that can be found in any discarded computer, you can ge... Read More »

What type of power supply connector is used to supply power to the floppy drive?

The power connectors for floppy drives come from the same four-wire bundle that powers all of the other internal IDE drives. Older 5.25" floppy drives connect via the standard four-socket D-shaped ... Read More »

How much power does a computer power supply draw?

A typical desktop computer power supply draws between 60 watts to 250 watts. By comparison, a laptop computer power supply draws between 15 watts and 45 watts. While on standby mode, a PC power sup... Read More »

How Do I Tell What Power Supply is in My Computer?

Open the Computer's CaseShut down your computer, unplug all the cables and then use a screwdriver to open the case. Most cases have several screws along the right side of the back of the case that ... Read More »