When it comes to looking inside your PC case, some people can get a little excited. It is best just to stay relaxed. Remember that all the wires and circuit boards are sensitive to Electric Static Discharge. (ESD)
 
Al the wires, connectors and data cables can sometime be a little intimidating. Yet, it is a lot more easier in the 21 century to carry out computer repairs, replacements, upgrades and installation.

Now days, it is easier for a computer technician, a good computer technician to spend a little under an hour to replace a specific component that no longer works. It is cheaper for a new part to be installed then it is to replace computer parts at chip level. It's quicker, easier, and much more economical to have the technician pop in a whole new video card or motherboard.

It's still important to know some of the different components and what they do. It can give you an insight as to which particular component may need replacement, and aids in the troubleshooting process.

It may only take 5 minutes to replace a particular FRU (Field Replaceable Unit), but it might require a lot more time to troubleshoot the problem and discover which module needs replacement.

Even if you don't plan on becoming A+ (A Plus) Certified, if you've come this far you must have an interest in computers. This is a great place to learn about what's inside that case.

Start looking at the navigation panel to the right and select What's Inside for sections on specific computer components and parts.