Troubleshoot the voltage regulator
Depends on what you mean by troubleshoot. Excel does have several auditing functions and error messages.
The PlayStation Network Knowledge has a support link that can be helpful to troubleshoot the PS3. See related link
English "troubleshoot" is roughly the French "dépanner": to repair. That's the closest translation that I could discover. The English phrase "please troubleshoot my computer" is in French "veuillez dépanner mon ordinateur".
You need to have mechanical skills to be able to apply for a maintenance engineer job. You need to know how to work on machines if they break down and be able to troubleshoot it. The more mechanical skills you have the better you will do at the job.
troubleshoot head lamps on 1988 grand marquis? Not working...fuses OK
How do you troubleshoot a power steering leak on a 1993 Lexus ES300?"
with a wheatstone bridge
If the server crashes and you are remote, then there is no connection to troubleshoot unless you can get someone on the phone at the site to help with problem analysis.
ping 127.0.0.1
troubleshoot, fix
nothing