Samsung 2233GW - Manual (Page 54)

Note
Design and specifications are subject to change without prior notice.
Class B Equipment (Information Communication equipment for residential use)
This product complies with the Electromagnetic Compatibility Directives for residential use and can be used in all areas
including common residential areas. (Class B equipment emits less electromagnetic waves than Class A equipment.)
Dot Acceptable
TFT-LCD panels manufactured by using advanced semiconductor technology with precision of 1ppm (one millionth)
above are used for this product. But the pixels of RED, GREEN, BLUE and WHITE color appear to be bright
sometimes or some black pixels may be seen. This is not from bad quality and you can use it without any problems.