Computer Hope
Computer Hope: Free Computer Help for Everyone
ComputerHope.com offers an archive of free computer-related information, including tutorials, troubleshooting tips, hints and more. Select "Hardware Listing" and "Software Listing" to choose from the extensive directory, or perform a...
Goodwill
Gcf Global: Troubleshooting
Some simple things to try when troubleshooting, as well as how to solve common computer problems.
Computer Hope
Computer Hope: Information About the Computer Bios
A complete guide to the computer BIOS, including BIOS ABCs, BIOS Simulations, troubleshooting,and motherboard definitions.
San Diego State University
Debian Tutorial
In general this tutorial tries to explain the reasons for things, and help you understand what's going on inside the system. The idea is to empower you to solve new problems and get the most out of your computer. Thus there's plenty of...