CHAPTER 10Power Supplies

In this chapter, you will learn how to

• Explain the basics of electricity

• Describe the details about powering the PC

• Install and maintain power supplies

• Understand power supply troubleshooting and fire safety

Powering the PC requires a single box—the power supply—that takes electricity from the wall socket and transforms it into electricity to run the motherboard and other internal components. Figure 10-1 shows a typical power supply inside a case. All of the wires dangling out of it connect to the motherboard and peripherals.


Figure 10-1 Typical power supply mounted inside the PC system unit

As simple as this appears ...

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