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Mike Meyers' CompTIA A+ Guide to Managing and Troubleshooting PCs Lab Manual, Fifth Edition (Exams 220-901 & 220-902), 5th Edition by Faithe Wempen, Mike Meyers

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Chapter 11

Essential Peripherals

Lab Exercises

11.01    Troubleshooting and Benchmarking USB

11.02    Disassembling and Cleaning a Keyboard

11.03    Troubleshooting and Adjusting a Pointing Device

11.04    Installing Sound

11.05    Installing Optical Drives

Lab Analysis Test

Key Term Quiz

 

Images 30 MINUTES

Lab Exercise 11.01: Troubleshooting and Benchmarking USB

Universal serial bus (USB) has become the expected standard port for a wide variety of peripheral devices, from basic keyboards and mice to high-end external drives.

Most people take USB ports for granted—that is, until they don’t work right for some reason. “Not working right” could mean not ...

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