Provides detailed hands-on sections covering each computer component (power supply, disks, monitors, etc). The text details how to install the equipment and discusses how the operating system uses/exploits each device. It guides the reader through potentially dangerous procedures - such as computer disassembly - and highlights the most sensitive parts of the process. The two attached CD-ROMs contain diagnostic tools, utilities, games, videos and tours - plus a certification study, glossary, and contact list with Web links.