The scenario is along these lines. A complex electro mechanical system is not functioning. The system is not producing revenue by creating its designed product. A lot of money may be in jeopardy if the system is not brought back to normal operation in a short amount of time. Your job is to repair the equipment and return it to operation.
Where do you start? There could be an infinite amount of things which may be the cause of the problem. You realize the pressure cooker is about to begin unless progress is made.
You suddenly remember the seven step troubleshooting procedure you learned while you were in the Navy as a nuke.
You identify and elaborate on the symptoms, identify the list possible faulty components, and narrow down your list to the one you suspect is causing your problem and finally create a possible retest procedure after performing a root cause analysis.
Yet, the machine is still not working. You relax and try a few more things. As this process occurs you ensure you are thinking positive thoughts as in the past you initially been stumped yet were eventually successful. After a few additional adjustments to your list of what may be causing the problem you find your culprit and the system is brought back into operation.
A sigh of relief is breathed as the crisis has been averted and receiving kudos from management you reflect on how you got the job done once more.
In the end you used two things: a process of determining the problem and a true belief you would figure out the solution. Yes, with that you can fix anything…