I am of age enough with experience to comprehend manufacturing cause I have done so and been there. I have read most of the Pot-Luck answers which probably determine their answer by lookups and generalizations. Questions are based on interpretations and written to convey a vague understanding. Regarding White Screens? There can only be an answer that has understanding of the question.
Sorry for this story I’ve presented but I think it is necessary for all of you who would like to fathom what it is we do in technology.