worst thing I have ever herd was a guy buys a new Schultze charger think it was the 6 series so 12 volt dc.. he wires it to a UK AC plug 220vac. Then sends charger back to Schultze. they tell him .No warranty we can sell you another new 1 for $300 pounds.
not all have the ability to tell a Doctor all there issues..or when they do the doctor is lost...told my doctor within days I could not hear in right ear. he looks in my ear says I dont see anything wrong(there was fluid behind my ear drum...3 years later I stopped taking this acid reflex med...