Learn how to use and troubleshoot issues related to the P2422HE Monitor.
For help with video or display issues such as: no video or no display, blank or black screen, flickering, resolution or color issues, horizontal or vertical lines, etc. refer to an expanding section below.
The key features of Dell P2422HE monitor are:
This section provides some specifications of the Dell P2422HE monitor. To learn more about the specifications of Dell P2422HE monitor, refer to the User's Guide at the Dell Manuals website.
Panel technology |
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Native resolution |
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Viewing angle |
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Contrast ratio |
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Response time (Gray to Gray) |
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Color gamut |
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Color depth |
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Ports and connectors |
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Ensuring that your Dell monitor is set up properly. Assembling the monitor stand and setting up the monitor ergonomically. Connecting the cables and organizing them. These will only help make the viewing experience the best it possibly can be.
The standard monitor stand is detached when the monitor is shipped from the factory. To learn more about attaching the standard monitor stand. Refer to the Setting Up the Monitor section in the User's Guide of your Dell P2422HE monitor.
To learn how to set up any other stand with a monitor, refer to the respective stand setup guide for setup instructions.
Where you put your monitor is almost as important as what model you buy. The monitor should be directly in front of you, at an arm’s length away (between 20-40 inches from your eyes). The top edge of the screen at eye level when you are sitting comfortably. You may need to adjust your chair height or the height of the monitor to achieve this.
To connect your Dell P2422HE monitor to your PC:
When setting up your Dell P2422HE monitor, ensure that the monitor front panel buttons is on the bottom right.
With the stand attached to the monitor, you can tilt and swivel the monitor for the most comfortable viewing angle.
Figure 1: Using Tilt and Swivel on the Dell P2422HE monitor
When mounted on the desktop stand, use the vertical extension function to set a comfortable viewing height.
Figure 2: Vertical Extension of the Dell P2422HE
Figure 3: Rotating the monitor
To make sure the DPBS function works for the first time, perform the following steps on the DPBS supported platform in the Control Panel first.
Use the buttons and joystick controller at the right rear bottom of the monitor to access the On-Screen Display (OSD) menu of the monitor. To access the On-Screen Display (OSD) menu, press the joystick button. (Figure 4) at the bottom of the monitor.
Learn more about using the On-Screen Display (OSD) menu. Refer to the Operating Your Monitor section in the User's Guide of Dell P2422HE monitor.
Figure 4: Dell P2422HE Joystick button
Function | Description |
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Power On/Off button (with LED indicator). | Press Joystick to open the OSD Menu Launcher. |
Shortcut key for Preset Modes |
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Shortcut key for Brightness and Contrast |
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If your Dell monitor has a blank or black screen, fuzzy or blurry image, flickering, distorted or any other screen abnormalities, running a diagnostic test will help determine if the Dell monitor is functioning normally. To learn more about diagnostic options on a Dell monitor, refer to the Dell knowledge-base article: How do I run diagnostics on a Dell monitor?
It is always essential to isolate the monitor while troubleshooting your computer for the following scenarios:
Your Dell P2422HE monitor provides a self-test feature check that allows you to check whether the monitor is functioning properly. If the monitor and computer are properly connected but the monitor screen remains dark, run the monitor self-test by performing the following steps:
Your Dell P2422HE monitor has a built-in diagnostic tool. It helps to determine if the screen abnormality you are experiencing is a problem with the monitor or with the video card on your computer.
When you notice screen abnormalities like distortion, clarity, horizontal or vertical lines, color fade, it is always a good practice to isolate the monitor by running the Built-In Diagnostics.
During the LCD Monitor manufacturing process, it is not uncommon for one or more pixels to become fixed in an unchanging state. Which is hard to see and do not affect the display quality or usability. For more information, refer to the Dell knowledge-base article Dell LCD Monitor Pixel Guidelines.
This section provides information about troubleshooting steps that can help resolve the most common issues with the Dell P2422HE monitor. Alternatively, to learn more about troubleshooting common issues on Dell monitors, refer to the Dell knowledge-base article Troubleshooting Display or Video Issues on a Dell Monitor.
Common Problem | What User Experiences | Possible Solution |
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No Video - Power LED Off | No picture |
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No Video - Power LED On | No picture or no brightness. |
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Poor Focus | Picture is fuzzy, blurry, or ghosting. |
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Shaky or Jittery Video | Wavy picture or fine movement. |
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Missing Pixels | LCD screen has spots. |
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Stuck-On/Off Pixels | LCD screen has bright spot. |
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Brightness Problems | Picture too dim or too bright. |
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Geometric Distortion | Screen not centered correctly. |
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Horizontal or Vertical Lines | Screen has one or more lines. |
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Synchronization Problems | Screen is scrambled or appears torn. |
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Safety-Related Issues | Visible signs of smoke or sparks. |
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Intermittent Problems | Monitor malfunctions on and off. |
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Missing Color | Picture does not have color. |
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Wrong Color | Picture color is not good. |
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Image Retention from a Static Image Left on the Monitor for a Long Period | Faint shadow from the static image appears on the screen. |
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Screen image is too small. | Image is centered on screen, but does not fill entire viewing area. |
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No Input Signal when user controls are pressed. | No picture, the power LED light is white. |
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The picture does not fill the entire screen. | The picture cannot fill the height or width of the screen. |
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No video at HDMI /DisplayPort port | When connected to some dongle/ docking device at the port, there is no video when unplugging/plugging the Thunderbolt cable from the notebook | Unplug the HDMI/DisplayPort cable from dongle/docking device, then plug the docking Thunderbolt cable to the notebook. Plug the HDMI/ DisplayPort cable 7 seconds later. |
No video at USB-C port | When connected to some dongle/ docking device at the port, there is no video when unplugging/plugging the Thunderbolt cable from the notebook | Unplug the USB-C cable from dongle/docking device, then plug the docking Thunderbolt cable to the notebook. Plug the USB-C cable 7 seconds later. |
No network connection | Network dropped or intermittent |
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Troubleshooting USB Issues | ||
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Specific Symptoms | What User Experiences | Possible Solution |
USB interface is not working. | USB peripherals are not working. |
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High-Speed USB 3.0 interface is slow. | High-Speed USB 3.0 peripherals working slowly or not working at all |
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Wireless USB peripherals stop working when a USB 3.0 device is plugged in. | Wireless USB peripherals responding slowly or only working as the distance between itself and its receiver decreases. |
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USB Type-C port does not supply power. | USB peripherals cannot be charged. |
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USB ports on the monitor do not work when the monitor is connected to a PC using USB Type-C. | If the monitor is powered-off and powered-on too quickly, the laptop will not recognize the system change. |
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Monitor does not wake up via the USB keyboard or mouse that is connected to the monitor. | In sleep mode, the monitor does not receive power to the USB 3.0 ports. | Wake up the laptop PC using the built-in keyboard or touchpad |
To learn more about how to view or download the User Guides and Manuals for your Dell product. Refer to the Dell knowledge-base article Manuals and Documentation for your Dell Product.
Using Windows Display Settings
In Windows 10, Windows 8 or 8.1 and Windows 7:
Using Nvidia Control Panel
To change the resolution using the Nvidia Control Panel:
Using AMD Catalyst Control Center
To change the resolution using the AMD Catalyst Control Center:
The Troubleshooting section of this Dell knowledge-base article provides information about troubleshooting common issues with the Dell P2422HE monitor. The section has troubleshooting steps on how to resolve power issues, video issues, color or clarity issues, distortion issues, horizontal or vertical lines, brightness issues or pixel issues and so on.
To navigate the On-Screen Display (OSD) menu, use the buttons on the monitor. The monitor control buttons are usually on the right side, either on the side, front, or bottom of the monitor. To access the On-Screen Display (OSD) menu, Press the Control buttons on the monitor.
For more information about using the On-Screen Display (OSD) menu and different menu options. Refer to the Operating Your Monitor section in the User's Guide of your Dell P2422HE monitor.
USB Type-C port on your Dell P2422HE supports USB Power Delivery, Data, and DisplayPort video signal. The USB Type-C port can be used for video and data signal, and supply power (90 W) to a compatible laptop PC using a single USB Type-C cable that is provided with the monitor.
If you are using a Dell laptop PC that supports charging via USB Type-C. It is recommended to update the BIOS and Video or Graphics card (GPU) driver. To learn how to download and update a device driver, refer to the Dell knowledge-base article: How do I download and install a device driver?
Dell P2422HE monitor orientation supports landscape mode. This includes any wall-mounted monitors and monitors on a stand.