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Dell P1424H Portable Monitor Usage and Troubleshooting Guide

Summary: This article provides information about how to set up and use the Dell P1424H Portable monitor. Learn how to troubleshoot common display or video issues with the Dell P1424H monitor.

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Instructions

Dell P1424H Monitor product image

Quick Links

Getting Started with your Dell P1424H Monitor Dell P1424H Monitor Setup, Specifications and Service Manual Dell Drivers & Downloads Warranty and Support Services Frequently Asked Questions
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The key features of the Dell P1424H monitor are:

  • 35.56 cm (14.0 in.) viewable area (measured diagonally)
  • 1920 x 1080 (16:9) resolution, plus full-screen support for lower resolutions
  • Dynamic contrast ratio (700:1)
  • Digital connectivity with USB Type-C
  • Dual USB Type-C port supports DP Alternate Mode, power pass through and power delivery 65 W
  • Tilt adjustment capabilities
  • Plug-and-play capability if supported by your computer
  • On-Screen Display (OSD) adjustments for ease of setup and screen optimization
  • Less or equal Power consumption of 0.3 Watt in Standby mode
  • Optimize eye comfort with ComfortView
  • Arsenic-free glass and mercury-free panel
  • BFR and PVC free monitor (excluding external cables)
  • RoHS Compliant
  • Energy Star Certified
  • EPEAT registered where applicable.
    EPEAT registration varies by region. See EPEAT RegistryThis hyperlink is taking you to a website outside of Dell Technologies. for registration status by region.
  • Energy Star Certified
  • Compatible with Dell Display Manager 2.1 and above
WARNING: The possible long-term effects of blue light emission from the monitor may damage your eyes, including eye fatigue or digital eye strain. The ComfortView feature is designed to reduce the amount of blue light emitted from the monitor to optimize eye comfort.

This section provides some technical specifications of the Dell P1424H monitor. For more information, see the user manual of the Dell P1424H monitor.

Table 1: Technical specifications of the Dell P1424H monitor
Panel technology
  • In-Plane Switching
Maximum resolution
  • 1920 x 1080 at 60 Hz
Viewing angle
  • Horizontal - 178° (typical)
  • Vertical - 178° (typical)
Contrast ratio
  • 700 to 1 (typical)
Response time
  • 6 ms (typical)
Color gamut
  • 72% NTSC (CIE 1931)
Color depth
  • 16.7 million colors
Ports and connectors
  • 2 x USB Type-C (Supports Alt Mode DP1.2, HBR, HDCP 1.4, Power Delivery PD up to 65 W)

Sleeve

When you are shipping or storing this portable monitor, the sleeve supplied with it can help to protect your monitor from damage.

Protective sleeve for Dell P1424H monitor
Figure 1: Protective sleeve for Dell P1424H monitor

Connecting your monitor to the computer

To connect your Dell P1424H monitor to your computer:

WARNING: Read and follow Safety Precautions When Working with Electronic and Electrical Equipment.
  1. Turn off the computer.
  2. Connect the power cable to the monitor.
  3. For normal usage, connect the USB Type-C cable between the computer or mobile and the monitor.

    Connecting a computer or Mobile with USB-C to Dell P1424H monitor
    Figure 2: Connecting a computer or Mobile with USB-C to Dell P1424H monitor

  4. Turn on the monitor.

    Power button on Dell P1424H monitor
    Figure 2: Power button on the right-side of Dell P1424H monitor

  5. Turn on the computer.

For additional product-specific information, see the user manual of the Dell P1424H monitor.

Dell P1424H monitor orientation must always be in landscape mode. Dell P1424H must not be rotated either to 180° (landscape) or 90° (portrait).

Using the tilt adjustment

The monitor stand allows you to tilt the monitor to set the most comfortable viewing angle.

Tilt Adjustment on Dell P1424H monitor
Figure 4: Tilt Adjustment on Dell P1424H monitor

Use the buttons on the left of the monitor base to access the ComfortView on-screen display (OSD) menu of the monitor. To access the on-screen display (OSD) menu, press Button 1 (Figure 5) on the left of the monitor.

To learn more about navigating through the on-screen display (OSD) menu, see the user manual of the Dell P1424H monitor.

NOTE: The monitor automatically saves any changes that you make. Whenever you move to another menu item, exit the OSD menu, or wait for the OSD menu to automatically close.
NOTE: No Contrast adjustment on OSD menu.
NOTE: OSD menu supports English only.

Dell P1424H front panel buttons
Figure 5: Dell P1424H front panel buttons

Table 2: Buttons on the Dell P1424H monitor
Button Function Description
Button 1 ComfortView
  • Press key to call out ComfortView OSD menu.
  • Press key to switch ComfortView ON or OFF.
Button 2 Brightness Increase
  • Press key to call out Brightness OSD menu.
  • Press [+] to increase current value of bar.
Button 3 Brightness Decrease
  • Press key to call out Brightness OSD menu.
  • Press [-] to decrease current value of bar.

Diagnostic test helps determine if Dell monitor is normal when faced with blank screen, blurry image, flickering or other abnormalities.

Verify that the monitor is working correctly by running a diagnostic test if you experience the following symptoms.

  • Your computer does not turn on or shows any sign of power.
  • Your computer does not show any indication of activity, the screen is blank and does not display the Dell logo during start-up.
  • Your computer gets stuck at the Dell logo screen or does not respond to any keys during start-up.
  • You cannot see any display on the screen.
  • You hear the windows chime, but the monitor screen is blank.

Self-Test Feature Check

Your Dell P1424H monitor provides a self-test feature check that allows you to check if the monitor is functioning properly. When the monitor is connected to the computer but the screen stays dark, run the monitor self-test by following these steps:

  1. Turn off the computer and the monitor.
  2. Unplug the video cable from the back of the computer. To ensure proper self-test operation, disconnect the USB Type-C cable from the back of the computer.
  3. Turn on the monitor. A floating dialog box should appear on-screen (against a black background), if the monitor cannot sense a video signal and is working correctly. While in self-test mode, the power LED remains white.
  4. This dialog box also appears during normal computer operation, if the video cable becomes disconnected or damaged.
  5. Turn off the monitor and reconnect the video cable.
  6. Turn on the computer and the monitor.

If the screen remains blank, check the video card (GPU) and computer, because the monitor is functioning properly.

Built-In Self-Test or Built-In Diagnostics

Your Dell P1424H monitor has an integrated diagnostic tool. Hardware diagnostic helps determine if the screen abnormality issue is with the monitor or the video card on your computer.

If you observe any screen anomalies, you should isolate the monitor by performing the built-in diagnostics (BID).

  1. Ensure that the screen is clean (no dust particles on the surface of the screen).
  2. Unplug the USB Type-C cable from the back of the computer or the monitor. The monitor will now enter self-test mode.
  3. Press and hold the ComformView OSD Menu button or Button 1 for 3 seconds.
  4. Use Button 2 to switch pattern.
    A gray test pattern appears at the beginning of the diagnostic program.
  5. Carefully inspect the screen for abnormalities.
  6. Use Button 2 to change the test patterns.
  7. Repeat steps 5 and 6 to inspect the display in red, green, blue, black, white, and text screens.
  8. When in White color test screen, check for white color uniformity and if there white color appears such as greenish or reddish.
  9. Use Button 2 to end the diagnostic program.

Dell P1424H Front Panel Buttons
Figure 6: Dell P1424H front panel buttons

If you do not detect any screen abnormalities in the diagnostics test, the monitor is functioning properly. Check the video card (GPU) and the computer.

If you notice any abnormalities in the diagnostics test, contact Dell Technical Support for repair options.

During the manufacturing process, it is not uncommon for one or more pixels to get stuck in an unchanging state. Such pixel issues are hard to see and do not affect the display quality or usability. Learn more about Dell Display Pixel Guidelines.

The following table contains information about troubleshooting common display-related issues on your Dell P1424H monitor.

Alternatively, learn How to Troubleshoot Display or Video Issues on a Dell Monitor or check our Dell monitor self-help guide.

Table 3: Troubleshooting common display issues on Dell P1424H monitor.
Common Problem Possible Solution
No Video - Power LED Off
  • Connect the power cable securely to the monitor.
  • Verify that the power outlet is functioning properly by using any other electrical equipment.
  • Press the power button.
  • Ensure that the USB Type-C cable is not damage.
No Video - Power LED On
Poor Focus
  • Remove any video extension cables in use.
  • Change the video resolution to the correct aspect ratio.
Missing Pixels
  • Turn off the monitor and then turn on the monitor after a few minutes.
  • Pixel that is permanently off is a natural defect that can occur in LCD technology.
  • Run the built-in diagnostic (BID) test.
Stuck On/Off Pixels
Brightness Problems
Synchronization problems
Safety-related issues
  • Do not perform any troubleshooting step.
  • Contact Dell immediately.
Intermittent Problems
Missing Color
Intermittent charging when using USB Type-C connection to computer, laptop, and so on
  • Check if the maximum power consumption device is over 65 W.
  • Ensure that you use only Dell approved adapter or the adapter that comes with the product.
  • Ensure that you use Dell-approved USB Type-C cable provided with the monitor
  • Ensure that the USB Type-C cable is not damaged.

Frequently Asked Questions

For more information, click to expand a section below.

NOTE: If you do not see the recommended resolution as an option, update the video card (GPU) driver of your Dell computer from https://www.dell.com/support/drivers or the video card (GPU) manufacturer's website. Learn How to Download and Install Dell Drivers.

Using Windows Display Settings

In Windows 10, and Windows 11:

  1. Right-click the desktop and click Display settings.
  2. Click the dropdown list of the Screen Resolution and select 1920 x 1080.
  3. Click Keep changes.
NOTE: If you do not see 1920 x 1080 as an option, you must update your graphics driver to the latest version.

Using Nvidia Control Panel

To change the resolution using the Nvidia Control Panel:

  1. Right-click the desktop and click Nvidia Control Panel.
  2. Click the + symbol next to Display on the left pane.
  3. Select Change Resolution under Display.
  4. In the dropdown menu on the right pane, select the resolution 1920 x 1080.
  5. Click Apply.

Using AMD Catalyst Control Center

To change the resolution using the AMD Catalyst Control Center:

  1. Right-click the desktop and click AMD Catalyst Control Center.
  2. Click the + symbol next to Display on the left pane.
  3. Select Change Resolution under Display.
  4. In the dropdown menu on the right pane, select the resolution 1920 x 1080.
  5. Click Apply.

The Dell P1424H monitor has two built-in diagnostics that are available:

  • Self-Test Feature Check - The self-test feature check on the Dell P1424H monitor allows you to check whether the monitor is functioning properly.

  • Built-In Self-Test - The Dell P1424H 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 such as distortion, clarity, horizontal or vertical lines, color fade. It is always a good practice to isolate the monitor by running the built-in diagnostics.

Learn how to run a diagnostic test on the Dell P1424H monitor.

The troubleshooting section of this article provides information about troubleshooting common issues with your Dell P1424H monitor.

This 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.

Learn how to access the on-screen display (OSD) menu on the Dell P1424H monitor. For additional product-specific information, see the user manual of the Dell P1424H monitor.

Information about the monitor such as the model number, firmware version, and Service Tag can be accessed using the on-screen display (OSD) menu of the monitor.

Learn how to access the on-screen display (OSD) menu on the Dell P1424H monitor. For additional product-specific information, see the user manual of the Dell P1424H monitor.

For information about the supported orientation to set up the Dell P1424H monitor, see the monitor orientation section of this article.

Affected Products

Dell P1424H