Troubleshooting and then repairing a computer ...
Troubleshooting is basically identifying the part or software that is causing the computer to fail.
If you are going to repair a computer first thing to remember is that someone has all ready done that repair before, you just have to find the information on the internet or in a book.
If you just jump in to the repair with out doing the research your frustration level will increase to a point where the aggravation of doing the repair yourself will cost you more than if you took the computer to a repair shop.
When your computer has a problem the steps are trouble shooting and then repairing a computer.
Advanced troubleshooting and repairing techniques.
This is where the repair tech has an advantage over you:
They have been trained to troubleshoot, research for a solution, then do the actual repair.
On the other hand most problems you encounter will be new to you, thus the first time through you need to go a little slower unless you have the technical data available for quick reference.
So to keep the frustration level and the mistakes to a minimum I suggest this little guide:
If you haven't done a hard drive replacement (or the current task facing you) then do your research on how to accomplish the task.
Some sources for information about your computer and the devices that are in the computer are:
Once you have done the job (correctly) the first time the next time it will be easier, it will take less time to complete, and it may be a lot cheaper.
As a career mechanic and technician I do not always repair my truck, the Misses' washing machine, her TV [I do mine though] or do carpentry work around the house and in our RV.
Why? Because I don't always have the tech data, some of the data is proprietary and with out certifications for the device in question I can not obtain it. Nor can I take two pieces of wood and make a 90* angle ...