I find threatening Technology with gratuitous violence works wonders.

Failing that, make a sacrifice to placate the machine god, and anoint with sacred WD40.

when all other avenues are exhausted, then read the manual...

Had a Musical Beep fest from my PC the other week, turned out that the beeps meant , "Power crowbar" which is nearly what happened to it, I since found out that translated to "Power supply Bolloxed buy a new one."