Article Number: 000186146
Dell U2422H Usage and Troubleshooting Guide
Summary: Learn how to use and troubleshoot issues related to the U2422H Monitor.
Article Content
Instructions
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 U2422H monitor are:
- 60.47 cm (23.80 in.) viewable area (measured diagonally). 1920 x 1080 (16:9) resolution, plus full-screen support for lower resolutions.
- Wide viewing angle to allow viewing from a sitting or standing position.
- Color gamut of sRGB 100% and Rec. 709 100% with an average Delta E < 2; also supports DCI-P3 85%.
- Digital connectivity with DisplayPort, HDMI, and USB-C (with DP Alternate Mode) (U2422HE only).
- Single USB-C to supply power (PD 90 W) to a compatible notebook while receiving video & data signal (U2422HE only).
- Tilt, swivel, height, and rotate adjustment capabilities.
- Ultra-thin bezel minimizes the bezel gap in multi-monitor usage, enabling easier setup with an elegant viewing experience.
- Removable stand and Video Electronics Standards Association (VESA™) 100 mm mounting holes for flexible mounting solutions.
- U2422H/U2422HX is equipped with 1 USB-C upstream port (data only, USB 3.2 Gen2, 10 Gbps), 2 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A downstream ports , 1 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A downstream charging port, and 1 super speed USB 10 Gbps (USB 3.2 Gen2) Type-C downstream port .
- U2422HE is equipped with 1 USB-C upstream port (video and data; DP1.4 with Alternate mode, PD up to 90 W), 1 USB-C upstream port (data only, USB 3.2 Gen2, 10 Gbps), 3 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A downstream ports , 1 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A downstream charging port , and 1 super speed USB 10 Gbps (USB 3.2 Gen2) Type-C downstream port.
- USB-C and RJ45 ports enable a single-cable, network-connected experience (U2422HE only).
- Plug and play capability if supported by your system.
- On-Screen Display (OSD) adjustments for ease of set-up and screen optimization.
- Power and OSD buttons lock.
- Security lock slot.
- Stand lock.
- < 0.3 W in Standby Mode.
- Optimize eye comfort with a flicker-free screen.
Warning: The possible long-term effects of blue light emission from the monitor may damage your eyes, including eye fatigue or digital eye strain. ComfortView feature is designed to reduce the amount of blue light that is emitted from the monitor to optimize eye comfort.
Warning: Do not mount this monitor in vertical orientation due to the risk of damaging the monitor.
This section provides some specifications of the Dell U2422H monitor. To learn more about the specifications of Dell U2422H monitor, refer to the User's Guide at the Dell Manuals website.
| Panel technology |
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|---|---|
| Maximum resolution |
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| Viewing angle |
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| Contrast ratio |
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| Response time |
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| Color gamut |
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| Color depth |
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| Ports and connectors |
**HBR3/DisplayPort 1.4/MST/DP audio is supported. |
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.
Attaching the stand
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 U2422H monitor.
To learn how to set up any other stand with a monitor, refer to the respective stand setup guide for setup instructions.
Caution: Do not remove the monitor from the packaging box before attaching the stand.
Ergonomics
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.
Connecting your monitor to the PC
To connect your Dell U2422H monitor to your PC:
- Turn off your PC and disconnect the power cable.
- Connect the DisplayPort, HDMI, or USB Type-C cable to the corresponding video or display port on the back of your PC.
Note: Dell U2422H supports display over USB Type-C port with Alternate mode DP 1.4. Ensure that the USB Type-C on your PC supports Alternate mode DP 1.2 or above.
To learn more about connecting your monitor to the PC, refer to the Dell knowledge-base article: How do I connect a monitor to a PC?
- Connect the USB upstream cable to the monitor and PC.
Dell U2422H monitor orientation must always be in landscape mode. This includes any wall-mounted monitors and monitors on a stand. In a multiple monitor setup, Dell U2422H should not be rotated either to 180° (landscape) or 90° (portrait).
Caution: Dell U2422H setup must comply to the recommended panel orientation and working angle only. Setting up the monitor in an orientation that is not recommended may damage the monitor and/or cause a safety hazard.
When setting up your Dell U2422H monitor, ensure that the monitor front panel buttons is on the bottom right.
Using the Tilt, Swivel, and Vertical Extension
Note: This is applicable for a monitor with a stand. When any other stand is bought, please refer to the respective stand setup guide for set-up instructions.
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 Dell U2422H monitor
Warning: The monitor should not be rotated 180° (landscape). The monitor should not be orientated at 90° (portrait).
To modify the OSD adjustments using the Joystick control on the rear end of the monitor, do the following:
- Press the Joystick button to launch the OSD Menu Launcher.
- Move the Joystick up/down/left/right to toggle between the OSD menu options.
Learn more about using the On-Screen Display (OSD) menu. Refer to the Operating Your Monitor section in the User's Guide of Dell U2422H monitor.
Note: Any changes that you make are automatically saved. Whenever you move to another menu item, exit the OSD menu, or wait for the OSD menu to automatically close.
Figure 1: Dell U2422H Joystick Control
| Function | Description |
|---|---|
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Press Joystick to open the OSD Menu Launcher. |
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Resetting a monitor to factory defaults can help resolve many video or display issues. To reset your Dell U2422H monitor to factory default settings, follow these instructions:
- Press the Joystick on the monitor to enter the On-Screen Display (OSD) Menu.
- Move the Joystick to select Main Menu, press the Joystick to enter.
- Move the Joystick to select Others, press the Joystick to enter.
- Move the Joystick to select Factory Reset, press the Joystick to enter.
- You will receive a message if you want to reset to default settings. You will need to select, Yes.
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:
- No Power - Your computer is not powering ON or showing any signs of power.
- No POST - Your computer is not showing any indication of activity, the screen might be blank and will not display the Dell logo during start-up.
- No Video - You are unable to see any display on the screen, able to hear the windows chime but no display is seen.
Your Dell U2422H 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:
- Turn off both your computer and the monitor.
- Unplug the video cable from the back of the computer. To ensure proper Self-Test operation, remove the video cables (VGA, DVI, HDMI, or DisplayPort) from the back of the computer.
- Turn on the monitor.
- Turn off your monitor and reconnect the video cable: then turn on both your computer and the monitor.
- If your monitor screen remains blank after you use the previous procedure, check your video card (GPU) and computer, because your monitor is functioning properly.
Your Dell U2422H 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.
- Toggle and hold the Joystick to the up or down or left or right for about 4 seconds until a pop menu appears.
- Toggle the Joystick to highlight the Diagnostics icon (far bottom icon), then press the Joystick, and a gray screen appears.
- Carefully inspect the screen for abnormalities.
- Toggle the Joystick up. The color of the screen changes to red.
- Inspect the display for any abnormalities.
- Repeat steps 5 and 6 to inspect the display in green, blue, black, white and text screens.
The test is complete when the text screen appears. To exit, toggle the Joystick up again.
Note: If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the monitor is functioning properly. Check the video card (GPU) and the computer.
If you notice any abnormalities during Built-In Diagnostics, you may get the monitor repaired or replaced if it is under warranty by contacting Dell Technical Support.
If you notice any abnormalities during Built-In Diagnostics, you may get the monitor repaired or replaced if it is under warranty by contacting Dell Technical Support.
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 U2422H 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 or use our Monitor self-help Guide.
| Common Problem | What User Experiences | Possible Solution |
|---|---|---|
| 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. |
When using DisplayPort input, the positioning adjustments are not available.
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| Horizontal or Vertical Lines | Screen has one or more lines. |
When using DisplayPort input, the positioning adjustments are not available.
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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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| Image Ghosting | Fast moving images leave a trail of shadow images. |
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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 |
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| No video at USB-C port (U2422HE only) | When connected to some dongle/docking device at the port, there is no video when unplugging/plugging the Thunderbolt cable from the notebook |
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| No network connection (U2422HE only) | Network dropped or intermittent |
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| Troubleshooting USB Issues | ||
|---|---|---|
| Specific Symptoms | What User Experiences | Possible Solution |
| USB interface is not working. | USB peripherals are not working. |
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| USB Type-C port does not supply power. | USB peripherals cannot be charged. |
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| Super speed USB 10 Gbps (USB 3.2 Gen2) interface is slow | Super speed USB 10 Gbps (USB 3.2 Gen2) peripherals working slowly or not working at all |
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| Wireless USB peripherals stop working when a USB 3.2 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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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.
- Dell U2422H – User’s Guide
- Dell U2422H – Quick Setup Guide
- Dell U2422H – Dell Display Manager User’s Guide
Frequently asked questions
Using Windows Display Settings
In Windows 10, Windows 8 or 8.1 and Windows 7:
- For Windows 8 and Windows 8.1 only, select the Desktop tile to switch to classic desktop view.
- Right-click on the desktop and click Screen Resolution.
- Click the dropdown list of the Screen Resolution and select 1920 x 1080.
- Click OK
Using Nvidia Control Panel
To change the resolution using the Nvidia Control Panel:
- Right-click on the desktop and click Nvidia Control Panel.
- Click the + symbol next to Display on the left pane.
- Select Change Resolution under Display.
- In the dropdown menu on the right pane, select the resolution 1920 x 1080.
- Click Apply.
Using AMD Catalyst Control Center
To change the resolution using the AMD Catalyst Control Center:
- Right-click on the desktop and click AMD Catalyst Control Center.
- Click the + symbol next to Display on the left pane.
- Select Change Resolution under Display.
- In the dropdown menu on the right pane, select the resolution 1920 x 1080.
- Click Apply.
Note: If you do not see the recommended resolution as an option. You may need to update the video card (GPU) driver by visiting the Dell Drivers & Downloads website or the video card (GPU) manufacturers website. 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?
To reset the Dell U2422H Monitor to factory defaults, refer to the Reset to Factory Settings section of this article.
The Dell U2422H monitor has two built-in diagnostics that are available:
- Self-Test Feature Check - The self-test feature check on the Dell U2422H monitor allows you to check whether the monitor is functioning properly.
- Built-In Self-Test - The Dell U2422H monitor has a built-in self-test that helps you identify if the screen abnormality is with the monitor or the video card (GPU) 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.
To learn how to run a diagnostic test, refer to the Running Diagnostics on Dell U2422H Monitor section of this Dell knowledge-base article.
The Troubleshooting section of this Dell knowledge-base article provides information about troubleshooting common issues with the Dell U2422H 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 Joystick on the back of 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 U2422H monitor.
Additional monitor information like the model number, firmware version and Service Tag can be accessed from the monitor's OSD (On-Screen Display).
- Press the Joystick button to launch the OSD Menu Launcher.
- Move the Joystick up/down/left/right to toggle between the OSD menu options.
- Move the Joystick to select Main Menu, press the Joystick to enter.
- Move the Joystick to select Others, press the Joystick to enter.
- Move the Joystick to select Display Info.
Dell U2422H supports DisplayPort 1.4 connectivity with your PC.
- Press the Joystick button to launch the OSD Menu Launcher.
- Move the Joystick up/down/left/right to toggle between the OSD menu options.
- Move the Joystick to select Main Menu, press the Joystick to enter.
- Move the Joystick to select Input Source, press the Joystick to enter.
- Move the Joystick to select DP, press the Joystick to enter selection.
Dell U2422H supports both HDMI 2.0 and HDMI 1.4 connectivity with your PC.
- Press the Joystick button to launch the OSD Menu Launcher.
- Move the Joystick up/down/left/right to toggle between the OSD menu options.
- Move the Joystick to select Main Menu, press the Joystick to enter.
- Move the Joystick to select Input Source, press the Joystick to enter.
- Move the Joystick to select HDMI, press the Joystick to enter selection.
USB Type-C port on your Dell U2422H 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.
Note: Dell U2422H can supply power via the USB Type-C cable only to a compatible laptop PC that supports Power Delivery (PD) over USB Type-C. Not all laptop PCs with USB Type-C support Power Delivery, for more information refer to the User Manual or contact your laptop manufacturer.
Note: USB Type-C power delivery-compliant port (PD version 2.0) delivers up to 90 W of power. If your laptop PC requires more than 90 W to operate and the battery is drained. It is recommended you use the standard AC adapter of the laptop PC to power on and charge the laptop battery.
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 U2422H monitor orientation must always be in landscape mode. This includes any wall-mounted monitors and monitors on a stand. In a multiple monitor setup, Dell U2422H should not be rotated either to 180° (landscape) or 90° (portrait).
Caution: Dell U2422H setup must comply to the recommended panel orientation and working angle only. Setting up the monitor in an orientation that is not recommended may cause.
Using the Tilt, Swivel, and Vertical Extension
Note: This is applicable for a monitor with a stand. When any other stand is bought, please refer to the respective stand setup guide for set-up instructions.
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 Dell U2422H monitor
When mounted on the wall or on a monitor arm, the set-up must comply to the recommended panel orientation and working angle.
Warning: The monitor should not be rotated 180° (landscape). The monitor should not be orientated at 90° (portrait).
Additional Information
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Article Properties
Affected Product
Dell U2422H
Last Published Date
23 Apr 2024
Version
2
Article Type
How To