If the factory settings will make the TV die a premature death, then Sony is selling a defective product. A product should be usable out of the box.
Stereos aren't preset at maximum volume out of the box. Why should TVs have their picture set to "maximum" out of the box, if that's going to damage them?
Stereos aren't preset at maximum volume out of the box. Why should TVs have their picture set to "maximum" out of the box, if that's going to damage them?