Dell P2421D - LED monitor - 23.8" (23.8" viewable) - 2560 x 1440 QHD @ 60 Hz - IPS - 300 cd/m² - 1000:1-5 ms - HDMI, DisplayPort - with 3 years Advanced Exchange Basic Warranty, Black

Product Information

Change the input color format to computer RGB or YPbPr in the Color Settings using the On-Screen Display (OSD) menu. Information about the maximum vertical viewing angle, within which the image on the screen is of acceptable quality.

The display mode on your computer reverts to Duplicate or Extend. This depends on which was selected before you changed to Second screen only or Projector only when you close and open the laptop screen. Before we share the first impressions we got from the Dell P2421D I just want to inform you that most of the media content in this article will be updated with higher quality images/video.According to industry standards, a few persistently bright or dark pixels are normal. The number of pixels permitted varies depending on the display. See the Dell LCD Monitor Pixel Guidelines for more details.

All other products will be delivered via the fastest available method (excluding bank holidays and weekends) and generally within 3-5 days, depending on customer location. The video cable might cause dim or discolored video, try reseating it or replacing it with a known-good cable. Approximate width of the display. If the manufacturer does not provide such information, the width is calculated from the diagonal and the aspect ratio. Disable the YCbCr setting from the video or graphics utility such as Intel HD Graphics Control Panel. On the front panel, press and hold Button 2 on the front panel for 5 seconds. A gray screen appears.Change the color-setting mode in the Color Settings On-Screen Display Menu (OSD) to Graphics or Video, depending on the application. The most widely used panels are those with 6, 8, and 10 bits for each of the RGB components of the pixel. They provide 18-, 24-, and 30-bit color, respectively. Ensure that the video cable connecting the monitor and the computer is properly connected and secure. Change the resolution using the video or graphics card (GPU) utility such as Intel HD Graphics Control Panel.

Dimensions, weight and color Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market. Width 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 operating temperature shows the safe temperature range (from minimum to maximum), within which the display will function flawlessly. Outside this range it might operate improperly and/or fail entirely.

Often compared with Dell P2421D

Your computer does not show any indication of activity, the screen is blank and does not display the Dell logo during start-up. The dynamic contrast shows the ratio between the brightest and the darkest color, which the display can reproduce over time, for example, in the course of playing a video.

Change the color-setting mode in the Color Settings using the On-Screen Display (OSD) menu to Graphics or Video, depending on the application. Wireless USB devices responding slowly or only working as the distance between itself and its receiver decreases. Ergonomics Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc. VESA mount Dim or discolored video can be caused by the video cable, so try reseating the cable and swapping with a known good part.Information about the brightness of the screen. It is measured in candela per square metre (cd/m²). Some USB devices such as an external hard drive require a higher electric current, connect the device directly to the computer.