Samsung MD230 User Manual (user Manual) (ver.1.0) (English) - Page 4

1-2 Custody and Maintenance External Surface and Screen Maintenance Clean the product with a soft dry cloth. • Do not clean the product with a flammable substance such as benzene or thinner, or clean with a wet cloth. This can cause a problem with the product. • Do not scratch the screen with your fingernails or a sharp object. This can cause permanent scratches and damage to the product. • Do not clean the product by spraying water directly onto the product. If water enters the product, it can cause fire, electric shock, or a problem with the product. • Do not use a supersonic humidifer near the monitor. A supersonic humidifier can cause a white stain to appear on the high-gloss portions of the product due to the inherent characteristics of the high golss material. The appearance and the color may differ depending on the model. About persistent images • Displaying a still image for a long time may create a persistent image or stain on the screen. If you do not use the product for a long time, set the power-saving mode or screen saver. • Due to technological constraints of the LCD Panel manufacturer, the images generated by this product may appear either brighter or darker than normal by appr. 1ppm (parts per million) pixel. The number of sub-pixels of an LCD panel by size: The number of Sub-Pixels = Max. Horizontal Resolution x Max. Vertical Resolution x 3 Example) If the maximum resolution is 1680 x 1050, the number of sub-pixels is 1680 x 1050 x 3 = 5,292,000. 1-2 Major Safety Precautions