Chapter 4. Power Supplies and System Cooling
This chapter covers the following subjects:
• Power Supplies—This section describes the device that transforms AC power from the wall outlet into DC power that your computer can use. It also describes the various form factors and voltage levels, and how to protect your power supply.
• Troubleshooting Power Problems—This section demonstrates how to troubleshoot complete failure and intermittent power supply problems that you might encounter.
• Avoiding Power Supply Hazards—This section has guidelines for avoiding shock and fire hazards when working with power supplies.
• Power Protection Types—In this section you learn about devices that can protect your computer from over and under voltage issues. ...
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