Safety instructions Use the following safety guidelines to protect your monitor from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that you have read the safety information that shipped with your monitor. NOTE: Before using the monitor, read the safety information that is shipped with your monitor and printed on the product.
About your monitor Package contents The following table provides the list of components that are shipped with your monitor. If any component is missing, contact Dell. For more information, see Contacting Dell. NOTE: Some items may be optional and may not ship with your monitor.
Page 8
Component description Component image Power cable (varies by country) HDMI 1.4 cable (1.8 meters) • Quick Setup Guide • Safety, Environmental and Regulatory Information │ About your monitor...
• SE2423DS: 60.45 cm (23.80 in.) viewable area display (measured diagonally). • SE2723DS: 68.47 cm (27 in.) viewable area display (measured diagonally). • 2560 x 1440 resolution, with full-screen support for lower resolutions. • AMD FreeSync Technology, which minimizes graphic distortions like screen tearing and stuttering for smoother, fluid gameplay.
Identifying parts and controls Front view Label Description Function buttons To access the on-screen display (OSD) menu. (For more information, Using the control buttons.) Power On/Off button (with LED To turn the monitor on or off. indicator) Solid white light indicates that the monitor is turned on and functioning normally.
Lists the regulatory approvals. Refer Barcode serial number and to this label if you need to contact Service Tag label) Dell for technical support. The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information.
Bottom view Label Description Security-lock slot Secure your monitor using a security lock (based on Kensington (purchased separately) to prevent unauthorized Security Slot) movement of your monitor. Power connector Connect the power cable (shipped with your monitor). HDMI 1.4 port (HDMI 1) Connect to your computer or external device using a HDMI cable (shipped with your monitor).
Monitor specifications Model SE2423DS SE2723DS Screen type Active matrix-TFT LCD Panel type In-Plane Switching Technology Aspect ratio 16:9 Viewable image Diagonal 604.50 mm (23.80 in.) 684.70 mm (26.96 in.) Horizontal, Active Area 526.85 mm (20.74 in.) 596.74 mm (23.49 in.) Vertical, Active Area 296.35 mm (11.67 in.)
Page 15
Height adjustable stand 100 mm Tilt -5° to 21° Swivel Not available Pivot Not available Cable management Dell Display Manager Dell Easy Arrange and other key features compatibility Security Security-lock slot (for Kensington locks, sold separately) │ About your monitor...
Resolution specifications Model SE2423DS/SE2723DS Horizontal scan range 29 kHz to 140 kHz Vertical scan range 48 Hz to 75 Hz Maximum preset resolution 2560 x 1440 Supported video modes Model SE2423DS/SE2723DS Video display capabilities 480p, 576p, 720p, 1080p, 1080i (HDMI), 1440p (HDMI or DisplayPort) NOTE: This monitor supports AMD FreeSync.
This document is informational only and reflects laboratory performance. Your product may perform differently, depending on the software, components and peripherals you ordered and Dell shall have no obligation to update such information. Accordingly, the customer should not rely upon this information in making decisions about electrical tolerances or otherwise.
• Digital: HDMI, 19 pins NOTE: Dell monitors are designed to work optimally with the video cables that are shipped with your monitor. As Dell does not have control over the different cable suppliers in the market, the type of...
Model SE2423DS SE2723DS Weight without stand 3.53 kg (7.78 lb) 4.36 kg (9.60 lb) assembly (For wall mount or VESA mount considerations - no cables) Weight of stand assembly 0.96 kg (2.12 lb) 1.21 kg (2.67 lb) Front-frame gloss Black frame 2-4 gloss units...
Pin assignments DisplayPort connector 20-pin side of the connected number signal cable ML3 (n) ML3 (p) ML2 (n) ML2 (p) ML1 (n) ML1 (p) ML0 (n) ML0 (p) AUX (p) AUX (n) Hot Plug Detect Re-PWR +3.3 V DP_PWR │ About your monitor...
HDMI connector 19-pin side of the connected number signal cable TMDS DATA 2+ TMDS DATA 2 SHIELD TMDS DATA 2- TMDS DATA 1+ TMDS DATA 1 SHIELD TMDS DATA 1- TMDS DATA 0+ TMDS DATA 0 SHIELD TMDS DATA 0- TMDS CLOCK+ TMDS CLOCK SHIELD TMDS CLOCK-...
During the LCD Monitor manufacturing process, it is not uncommon for one or more pixels to become fixed in an unchanging state which are hard to see and do not affect the display quality or usability. For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at www.dell.com/pixelguidelines.
Page 25
• Ensure that the monitor screen is at eye level or slightly lower when you are sitting in front of the monitor. • Adjust the tilt of the monitor, its contrast, and brightness settings. • Adjust the ambient lighting around you (such as overhead lights, desk lamps, and the curtains or blinds on nearby windows) to minimize reflections and glare on the monitor screen.
Handling and moving your display To ensure that the monitor is handled safely when lifting or moving it, observe the following guidelines: • Before moving or lifting the monitor, turn off your computer and the monitor. • Disconnect all cables from the monitor. •...
For best practices, follow the instructions in the list below when unpacking, cleaning, or handling your monitor: • To clean the Dell monitor screen, lightly dampen a soft, clean cloth with water. If possible, use a special screen-cleaning tissue or solution suitable for the Dell monitor screen.
Setting up the monitor Attaching the stand NOTE: The stand is not installed at the factory when shipped. NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are attaching a stand that you purchased from any other source, follow the setup instructions that were included with the stand.
Page 29
6. Install the stand assembly on the monitor. a. Slide the tabs on the stand assembly into the slots on the monitor completely. b. Open the screw handle on the stand riser and rotate it clockwise to secure the stand assembly to the monitor. c.
Page 30
8. Hold the stand riser firmly with both hands and lift the monitor carefully, then place it on a flat surface. 9. Remove the cover from the monitor. │ Setting up the monitor...
Using the tilt and vertical extension NOTE: These values are applicable to the stand that was shipped with your monitor. To set up with any other stand, see the documentation that is shipped with the stand. Tilt With the stand attached to the monitor, you can tilt the monitor for the most comfortable viewing angle.
Safety instructions. NOTE: Dell monitors are designed to work optimally with Dell supplied inbox cables. Dell does not guarantee the video quality and performance if non-Dell cables are used. NOTE: Route the cables through the cable-management slot before connecting them.
3. Connect the power cable to the monitor and the wall outlet. Organizing cables Use the cable-management slot to route the cables connected to your monitor. Turn on the Monitor. Press the power button to turn on the monitor. │ Setting up the monitor...
Securing your monitor using Kensington lock (optional) The security-lock slot is located at the bottom of the monitor. (see Security-lock slot). Secure your monitor to a table using the Kensington security lock. For more information on using the Kensington lock (sold separately), see the documentation that is shipped with the lock.
Removing the monitor stand NOTE: To prevent scratches on the LCD screen when removing the stand, ensure that the monitor is placed on a soft surface and handle it carefully. NOTE: The following steps are specifically for removing the stand that is shipped with your monitor.
Page 36
4. Lift the stand assembly up and away from the monitor. │ Setting up the monitor...
5. To mount the monitor on the wall, see the documentation that shipped with the wall mounting kit. NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum weight or load bearing capacity of 14.12 kg (SE2423DS) / 17.44 kg (SE2723DS). │ Operating your monitor...
Operating your monitor Power on the monitor Press the button to turn on the monitor. Using the control buttons Use the control buttons at the bottom edge of the monitor to adjust the image being displayed. │ Operating your monitor...
Control buttons The following table describes the control buttons: Control Buttons Description Use this button to choose from a list of preset modes. Shortcut key/Preset Modes Use this button to adjust the brightness or the contrast. Shortcut key/ Brightness/Contrast Use the Menu button to launch the On-Screen Display (OSD) menu.
NOTE: Any changes you make are automatically saved when you move to another menu, exit the OSD menu, or wait for the OSD menu to automatically close. 1. Press the button to display the OSD main menu. Dell 2X Monitor Brightness / Contrast Input Source Color Display...
Page 41
Icon Menu and Description Submenus Brightness/ Uses this menu to adjust the brightness or the Contrast contrast. Dell 2X Monitor Brightness / Contrast Input Source Color Display Menu Personalize Others Brightness Adjusts the luminance of the backlight. Press the button to increase the brightness...
Page 42
Menu and Description Submenus Input Source Uses the Input Source menu to select between the different video signals that may be connected to your monitor. Dell 2X Monitor Brightness / Contrast Input Source HDMI 1 Input Source HDMI 2 Color...
Page 43
• Custom Color: Allows you to manually adjust the color settings. Press the buttons to adjust the three colors (R, G, B) values and create your own preset color mode. Dell 2X Monitor Preset Modes Standard Brightness / Contrast Input Source Input Color Format...
Page 44
• RGB: Select this option if your monitor is connected to a computer or a media player that supports RGB output. • YCbCr: Select this option if your media player supports only YCbCr output. Dell 2X Monitor Brightness / Contrast Preset Modes Input Source Input Color Format...
Page 45
Icon Menu and Description Submenus Display Uses the Display to adjust image. Dell 2X Monitor > Brightness / Contrast Aspect Ratio 16:9 > Input Source Sharpness > Color Response Time Normal Display Reset Display Menu Personalize Others Aspect Ratio Adjusts the image ratio to 16:9, 4:3 or 5:4.
Page 46
Menu Select this option to adjust the settings of the OSD, such as the languages of the OSD, the amount of time the menu remains on screen, and so on. Dell 2X Monitor Language English Brightness / Contrast Transparency Input Source...
Page 47
Icon Menu and Description Submenus Personalize Select this option to adjust the settings of the personalization. Dell 2X Monitor Brightness / Contrast Shorout Key 1 Preset Modes Input Source Shorout Key 2 Brightness/Contrast Power Button LED On in On Mode...
Page 48
Menu and Description Submenus Power Button Allows you to set the power LED indicator On in On Mode or Off in On Mode to save energy. Dell 2X Monitor Brightness / Contrast Shorout Key 1 Input Source Shorout Key 2 Color...
Page 49
Service Tag Displays the service tag number of the display. The Service Tag is a unique alphanumeric identifier that allows Dell to identify the product specifications and access warranty information. NOTE: The Service Tag is also printed on a label located at the back cover.
Page 50
Icon Menu and Description Submenus Self-Diagnostic Allows you to check if your monitor is functioning properly. Dell 2X Monitor Brightness / Contrast Display Info Input Source DDC/CI Color LCD Conditioning Display Firmware X3CXXX Service Tag Menu ABCDEFG Personalize Self-Diagnostic Reset Others...
NOTE: The lock menu can be accessed using this method when the Menu and Power buttons are in unlocked state. Dell 2X Monitor Select option: To access the unlock menu, press and hold the Exit button (button 4) for four seconds.
Page 52
There are three lock options. Menu Description Menu Buttons When Menu Buttons is selected, the OSD menu settings cannot be changed. All buttons are locked except Power button. Power Button When Power Button is selected, the display cannot be turned off using the Power button. Menu + Power When Menu + Power Buttons is selected, the OSD Buttons...
OSD warning messages When the monitor does not support a particular resolution mode, the following message is displayed: Dell 2X Monitor The current input timing is not supported by the monitor display. Please change your input timing to 2560x1440, 60Hz...
Page 54
If no HDMI or DisplayPort cable is connected, a floating dialog box as shown below appears. The monitor will enter Standby Mode after 4 minutes if left in this state. Dell P2418HZ Dell 2X Monitor No HDMI 1 Cable The display will go into Standby mode in 4 minutes.
Depending on your computer, complete one of the following procedures: If you have a Dell desktop or laptop: • Go to https://www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. If you are using a non-Dell computer (laptop or desktop): •...
If the monitor is working correctly, it detects that there is no signal and one of the following message appears. While in self-test mode, the power LED remains white. Dell P2418HZ Dell 2X Monitor No HDMI 1 Cable The display will go into Standby mode in 4 minutes.
Dell P2418HZ Dell 2X Monitor No DP Cable The display will go into Standby mode in 4 minutes. www.dell.com/SE2X23DS SE2X23DS NOTE: This dialog box appears even during normal operation and when the video cable is disconnected or damaged. 4. Turn off your monitor and reconnect the video cable; Then, turn on your computer and the monitor.
Page 58
Dell 2X Monitor Brightness / Contrast Display Info Input Source DDC/CI Color LCD Conditioning Display Firmware X3CXXX Service Tag Menu ABCDEFG Personalize Self-Diagnostic Reset Others Others Factory Reset 4. When initiated, a gray screen apppears. Inspect the screen for abnormalities.
Common problems The following table contains general information about common monitor problems you might encounter and the possible solutions: Common What you Possible Solutions Symptoms experience No video of No picture Ensure that the video cable connecting power LED off the monitor and the computer is properly connected.
Page 60
• Cycle power On-Off. spots • Pixel that is permanently off is a natural defect that can occur in LCD technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/pixelguidelines. Stuck-on pixels LCD screen has •...
Page 61
• Restart the computer in the safe mode. Safety related Visible signs of • Do not perform any troubleshooting issues smoke or sparks steps. • Contact Dell immediately. Intermittent Monitor • Ensure that the video cable connecting problems malfunctions on the monitor to the computer is and off connected properly and is secure.
Page 62
Common What you Possible Solutions Symptoms experience Image retention Faint shadow from • Set the screen to turn off after a few from a static the static image minutes of screen idle time. These can image left on displayed appears be adjusted in Windows Power Options the monitor for on the screen...
Page 63
Specific What you experience Possible Solutions Symptoms The picture does The picture cannot fill • Due to different video formats not fill the entire the height or width of (aspect ratio) of DVDs, the screen the screen monitor may display in full screen.
SE2723DS: https://eprel.ec.europa.eu/qr/1114970 Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.