Chapter 4. Motherboards

The motherboard is Control Central for a computer. Every other component—processor, memory, drives, expansion cards, and even the power supply—connects to and is controlled by the motherboard. The motherboard defines the computer.

Replacing the motherboard is the most complicated and time-consuming upgrade you can make to a computer, simply because so many things connect to it. But there are many good reasons to replace a motherboard, including:

  • The original motherboard has failed.

  • You want additional features—such as Serial ATA, USB 2.0, ...

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