AOC e2270Swn 21.5" Widescreen TN LED Black Monitor (1920x1080/5ms/VGA)

Product Information

If the power is on, reboot the computer to see the initial screen (the login screen), which can be seen. If the initial screen (the login screen) appears, boot the computer in the applicable mode (the safe mode for Windows 7/8/10) and then change the frequency of the video card. The pixel pitch shows the distance from the centers of two neighboring pixels. In displays, which have a native resolution (the TFT ones, for example), the pixel pitch depends on the resolution and the size of the screen. Approximate diagonal size of the display. If the manufacturer does not provide such information, the diagonal is calculated from the width and height of the screen. Information about the maximum horizontal viewing angle, within which the image on the screen is of acceptable quality. Information of the number of pixels in a unit of length. With the decrease of the display size and the increase of its resolution, the pixel density increases.

The ratio between the horizontal and the vertical side of the display. Some of the standard and widely used aspect ratios are 4:3, 5:4, 16:9 and 16:10. Approximate width of the display. If the manufacturer does not provide such information, the width is calculated from the diagonal and the aspect ratio. Approximate height of the display. If the manufacturer does not provide such information, the height is calculated from the diagonal and the aspect ratio. The monitor’s 16:9 aspect ratio accommodates widescreen content, allowing users to comfortably view movies, videos, and other multimedia. The viewable size measures 476.64 mm horizontally and 268.11 mm vertically, providing ample screen real estate for multitasking and productivity.Plug the device into a different USB port on your computer. If possible, don't use a USB hub or other similar device. If using a different USB port works, try updating the motherboard USB chipset driver.

The static contrast shows the ratio between the brightest and the darkest color, which the display can reproduce simultaneously, for example, within one and the same frame/scene.You can see this message when the signal from the video card exceeds the maximum resolution and frequency that the monitor can handle properly. There are various panel technologies. Each has its own specific features - viewing angles, color reproduction, response time, brightness/contrast, production cost, etc. The image quality depends directly on the type of the display panel used.