2.4. Common Laptop Issues

Most of the tools used in diagnostics and troubleshooting are the same in the laptop world as in the desktop world, with few exceptions. This section looks at tools (many are just approaches to what is already there) you can use to work with laptops.

2.4.1. Critical Information

To solve a problem with a laptop or portable device (these terms are mostly used interchangeably by CompTIA), you should fully understand the hardware you're working with. The following list describes the items that CompTIA wants you to be comfortable with for this objective. Some may seem like common sense, in which case you should have no difficulty choosing the correct answer for questions about them on the exam:

AC Power

In the absence ...

Get CompTIA A+ Complete: Review Guide now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.