Sony Mobile has responded to the yellow tint display issue that is affecting some Xperia S users. According to the company this is a hardware defect which has now been fixed and affects only a “small number of units”. The yellow tint materialises when the phone reaches temperatures above 40 degrees Celsius according to the statement. If you have the problem Sony says you should send it to your local service centre who will fix the phone free of charge. See the statement in full below.
Sony Mobile Communications has identified that the display on a limited number of Xperia S smartphones may show a slight yellow tint if exposed to temperatures above 40 degrees Celsius. This is limited to a small number of units and the cause of this has been corrected. Any consumer observing this slight yellow tint on the display of their Xperia S is welcome to contact their local customer service centre and Sony Mobile Communications will resolve this at no cost to the consumer.
Via Sony Mobile Talk.