Professor Messer’s Free CompTIA A+ Certification Training Course – Personal Computer Power

Published on September 6th, 2008 at 8:39 pm

Last modified on August 14th, 2012 at 9:54 am

Professor Messer's Free CompTIA A+ Training Course

Chapter 8: Personal Computer Power

Power is an important part of every computer system in the world, and every CompTIA A+ certified professional should be able to understand, specify, and troubleshoot power problems in any environment.

Computer Power Overview (17:07)
220-601 Section 1.1, 220-602, Section 1.1


Every computer system has a power supply, so the CompTIA A+ professional needs to have a solid understanding of personal computer power supply characteristics and types. In this video, you’ll learn about the basics of electricity (i.e., amp, volt, watt), the type of connectors you can expect to see on a power supply, and the industry standards that are used to perfectly match your motherboard with your power supply.

Installing and Troubleshooting Computer Power (19:15)
220-601 Section 1.3, 220-602 Section 1.2 and 1.3


Troubleshooting power problems with personal computers goes well beyond the power cord. In this module, we’ll show you how to use a circuit tester and multimeter to troubleshoot power on the motherboard , the PC components, and the power outlets themselves. You’ll also learn about power protection systems and the process for installing a PC power supply.



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Category: CompTIA A+ Videos

Comments (1)

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  1. Lolo says:

    Thanks for the information on how to choose the best surge supressor/proctector for the PC. This is a very serious subject and I will take full precaution when handling power sources.

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