Article Number: 000123944
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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 E2720HS monitor are:
This section provides some specifications of the Dell E2720HS monitor. To learn more about the specifications of the Dell E2720HS monitor, refer to the User Guide at the Dell Manuals website.
|Ports and connectors||
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, 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 Guide of your Dell E2720HS 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), with the top edge of the screen at eye level when you’re sitting comfortably. You may need to adjust your chair height or the height of the monitor to achieve this.
To connect your Dell E2720HS monitor to your PC:
Turn off your PC and disconnect the power cable
Connect the DisplayPort, or VGA cable to the corresponding video or display port on the back of your PC
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?.
Use the buttons at the bottom of the monitor to access the On-Screen Display (OSD) menu of the monitor. To access the On-Screen Display (OSD) menu, press Button 5 (Figure 1) at the bottom of the monitor.
To learn more about how to use the On-Screen Display (OSD) menu, refer to the Operating Your Monitor section in the User Guide of Dell E2720HS monitor.
Figure 1: Dell E2720HS Front Panel Buttons
|Button 1||Shortcut key/Preset Modes||Use this button to choose from a list of preset color modes|
|Button 2||Shortcut key/Brightness/Contrast||Use this button to adjust the brightness and contrast. Minimum is ‘0’ (-). Maximum is ‘100’ (+)|
|Button 3||Menu||Use the MENU button to launch the On-Screen Display (OSD)|
|Button 4||Exit||Use this button to exit the OSD main menu|
|Button 5||Power On/Off button (with LED indicator)||A solid white light indicates the monitor is On and fully functional. Blinking white light indicates the power save mode|
Figure 2: Dell E2720HS OSD Controls
|Button 1||Up||Use the Up button to increase values or move up
in a menu
|Button 2||Down||Use the Down button to decrease values or move
down in a menu
|Button 3||OK||Use the OK button to confirm your selection in a menu|
|Button 4||Back||Use the Back button to go back to the previous menu|
Resetting a monitor to factory defaults can help resolve many video or display issues. To reset your Dell E2720HS monitor to factory default settings, follow these instructions:
Figure 3: Dell E2720HS OSD Controls
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 E2720HS 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 E2720HS monitor has a built-in diagnostic tool that 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 etc., it is always a good practise isolating 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 on troubleshooting steps that can help resolve the most common issues with the Dell E2720HS 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|
|No Video - Power LED Off||No picture||
|No Video - Power LED On||No picture or no brightness.||
|Poor Focus||The picture is fuzzy, blurry or ghosting.|
|Shaky/Jittery Video||Wavy picture or fine movement.|
|Missing Pixels||The LCD screen has spots.||
|Stuck-On/Off Pixels||The LCD screen has a bright spot.|
|Brightness Problems||Picture too dim or too bright.|
|Geometric Distortion||Screen not centred correctly.||
When using DisplayPort input, the positioning adjustments are not available.
|Horizontal/Vertical Lines||The screen has one or more lines.||
When using DisplayPort input, the positioning adjustments are not available.
|Synchronization Problems||The screen is scrambled or appears torn.||
|Safety-Related Issues||Visible signs of smoke or sparks.||
|Intermittent Problems||Monitor malfunctions on and off.||
|Missing Color||The picture does not have color.||
|Wrong Color||Picture color is not good.||
|Image Retention from a Static Image Left on the Monitor for a Long Period||Faint shadow from the static image appears on the screen.||
|Screen image is too small||Image is centred on the screen but does not fill the entire viewing area|
|Image Ghosting||Fast-moving images leave a trail of shadow images||
On certain video and applications with fast-moving images, imaging ghosting, which appears as a trailing shadow, may occur
Change the Response Time to Fastin the Display menu
|No Input Signal when user controls are pressed||No picture, the power LED light is white||
|The picture does not fill the entire screen||The picture cannot fill the height or width of the screen||
Using Windows Display Settings
In Windows 10, Windows 8 or 8.1 and Windows 7:
Using the Nvidia Control Panel
To change the resolution using the Nvidia Control Panel:
Using the AMD Catalyst Control Center
To change the resolution using the AMD Catalyst Control Center:
To reset the Dell E2720HS Monitor to factory defaults, refer to the Reset to Factory Settings section of this article.
The Dell E2720HS monitor has two built-in diagnostics that are available:
To learn how to run a diagnostic test, refer to the Running Diagnostics on Dell E2720HS Monitor section of this Dell knowledge-base article.
The Troubleshooting section of this Dell knowledge-base article provides information on troubleshooting common issues with the Dell E2720HS 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 etc.
To navigate the On-Screen Display (OSD) menu, use the buttons on the monitor. The monitor control buttons are usually on the right-hand side, either on the side, front or bottom of the monitor. To access the On-Screen Display (OSD) menu, press Button 3 on the monitor.
For more information on using the On-Screen Display (OSD) menu and different menu options, refer to the Operating Your Monitor section in the User Guide of your Dell E2720HS monitor.
More information and support for your Dell monitor, desktop, laptop, or tablet screen can be found on our Monitor Support site.
Out of warranty? No problem. Visit the Dell.com/support website and enter your Dell Service Tag and view our offers.
21 May 2021