Make sure you get a good look at the 17 shades. Adjust the Brightness and Contrast buttons. Use the screen position controls on the Center and AlignMonitor to adjust the image so that it is centered on the screen and the edges are straight. To avoid eye problems and avoid other problems such as headaches and tendonitis.
Keep the top of the screen in line with your eyes and more than a foot away from your head. That situation is likely to change. Turn the screen out of direct light. If this is not possible, purchase and install a Glare Filter. Clean the screen with a soft, damp cloth and wipe gently. Even if the screen is very dirty, you should avoid using cleaning solutions. It can damage the coating on the screen. Please clean it. Overheating can lead to damage to the monitor.