Related Manuals for Dell S2421HN
Summary of Contents for Dell S2421HN
- Page 1 Dell S2421HN/S2721HN/S2421NX/ S2721NX Monitor User’s Guide Model: S2421HN/S2721HN/S2421NX/S2721NX Regulatory model: S2421Ht/S2721Ht...
- Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
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Page 3: Table Of Contents
Contents Safety instructions......5 About your monitor ......6 Package contents . - Page 4 FCC notices (U.S. only) and other regulatory information 55 Contacting Dell..... . . 55 Outline dimension ......56...
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Page 5: Safety Instructions
Safety instructions CAUTION: Use of controls, adjustments, or procedures other than those specified in this documentation may result in exposure to shock, electrical hazards, and/or mechanical hazards. • Place the monitor on a solid surface and handle it carefully. The screen is fragile and can be damaged if dropped or hit sharply. -
Page 6: About Your Monitor
Package contents Your monitor ships with the components shown below. Ensure that you have received all the components and see Contacting Dell if anything is missing. NOTE: Some components may be optional and may not ship with your monitor. Some features may not be available in certain countries. -
Page 7: Product Features
© 20 2 0 Dell In c . or i t s subsidiarie 2 02 0- 0 7 ww w . d ell . c om / co n t a c t dell Dell .com /S 2 421H Dell .com / S 2 721H 7 4 6 . -
Page 8: Identifying Parts And Controls
Identifying parts and controls Front view S2421HN/S2721HN S2421NX/S2721NX Label Description Function buttons For more information, see Operating the monitor Power on/off button To turn the monitor on or off. (with LED indicator) About your monitor... -
Page 9: Back View
Barcode, serial number, and Refer 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 display and access warranty information. -
Page 10: Bottom View
Bottom view 3 4 5 S2421HN/S2721HN 3 4 5 S2421NX/S2721NX Label Description Security lock slot Secures monitor with security cable lock (sold separately). Power connector Connect the power cable (shipped with your monitor). HDMI port 1 Connect your computer with HDMI cable. -
Page 11: Monitor Specifications
Monitor specifications Model S2421HN/S2421NX S2721HN/S2721NX Screen type Active matrix - TFT LCD Panel Type In-plane switching Technology Aspect ratio 16:9 Viewable image dimensions Diagonal 60.45 cm (23.8 in.) 68.6 cm (27 in.) Active Area Horizontal 527.04 mm (20.75 in.) 597.89 mm (23.54 in.) Vertical 296.46 mm (11.67 in.) -
Page 12: Resolution Specifications
Swivel Pivot Cable management Dell Display Manager Easy Arrange and other key features (DDM)Compatibility Security Security lock slot (cable lock sold separately) At panel native resolution only, under Custom Mode preset. Resolution specifications Model S2421HN/S2421NX/S2721HN/S2721NX Horizontal scan range 30 kHz to 83 kHz... -
Page 13: Preset Display Modes
Preset display modes S2421HN/S2421NX/S2721HN/S2721NX Display Mode Horizontal Vertical Pixel Clock Sync Polarity Frequency Frequency (MHz) (Horizontal/ (kHz) Vertical) (Hz) VGA, 720 x 400 31.5 70.0 28.3 VGA, 640 x 480 31.5 60.0 25.2 VESA, 640 x 480 37.5 75.0 31.5 VESA, 800 x 600 37.9... -
Page 14: Physical Characteristics
Physical characteristics Model S2421HN/S2421NX S2721HN/S2721NX Connector type • 2 x HDMI1.4 ports • 1 x Audio line-out port Signal cable type 1.8 m HDMI1.4 cable Dimensions (with stand) Height 412.8 mm (16.25 in.) 453.3 mm (17.85 in.) Width 537.8 mm (21.17 in.) 609.9 mm (24.01 in.) -
Page 15: Environmental Characteristics
Environmental characteristics Model S2421HN/S2421NX/S2721HN/S2721NX Compliant Standards • ENERGY STAR certified Monitor. • TCO Certified Display. • RoHS Compliant. • BFR/PVC Reduce monitor (excluding external cables). • Arsenic-Free glass and Mercury-Free for the panel only. Temperature Operating 0°C to 40°C (32°F to 104°F) Non-operating –20°C to 60°C (–4°F to 140°F) -
Page 16: Power Management Modes
If the computer detects input from the keyboard, mouse, or other input devices, the monitor automatically resumes functioning. The following table shows the power consumption and signaling of this automatic power saving feature. S2421HN/S2421NX VESA Horizontal Vertical... - Page 17 The OSD operates only in the normal operation mode. If you press any button in the active-off mode, the following message is displayed: Dell 24 Monitor No HDMI1 signal from your device. Press any key on the keyboard or move the mouse to wake it up.
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Page 18: Pin Assignments
NOTE: : Power consumption of On Mode as defined in Energy Star 8.0 version. TEC: Total energy consumption in kWh as defined in Energy Star 8.0 version. Pin Assignments HDMI port Pin number 19-pin side of the connected signal cable TMDS DATA 2+ TMDS DATA 2 SHIELD TMDS DATA 2- TMDS DATA 1+... -
Page 19: Plug-And-Play
For more information on LCD Monitor Pixel Policy, see Dell support site at: https://www.dell.com/pixelguidelines. Ergonomics CAUTION: Improper or prolonged usage of keyboard may result in injury. - Page 20 • 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. • Use a chair that provides good lower-back support. • Keep your forearms horizontal with your wrists in a neutral, comfortable position while using the keyboard or mouse.
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Page 21: Handling And Moving Your Display
Handling and moving your display To ensure the monitor is handled safely when lifting or moving it, follow the guidelines mentioned below: • Before moving or lifting the monitor, turn off your computer and the monitor. • Disconnect all cables from the monitor. • Place the monitor in the original box with the original packing materials. -
Page 22: Maintenance Guidelines
• When lifting or moving the monitor, do not turn the monitor upside down while holding the stand base or stand riser. This may result in accidental damage to the monitor or cause personal injury. Maintenance guidelines Cleaning your monitor CAUTION: Read and follow the Safety instructions before cleaning the... -
Page 23: Setting Up The Monitor
Setting up the monitor Connecting the stand NOTE: The stand riser and stand base are detached when the monitor is shipped from the factory. NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand. - Page 24 4. Open the monitor protective cover and install the VESA screw cover. 5. Align the tabs on the stand-riser bracket with the grooves at the back of the monitor. 6. Insert the stand-riser bracket into monitor groove until it snaps into place. Setting up the monitor...
- Page 25 CAUTION: Hold the stand riser firmly when lifting the monitor to avoid any accidental damage. 7. Hold the stand riser and lift the monitor carefully, then place it on a flat surface. 8. Lift the protective cover from the monitor. Setting up the monitor...
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Page 26: Using The Tilt
Using the tilt NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand. With the stand attached to the monitor, you can tilt the monitor for the most comfortable viewing angle. -
Page 27: Connecting Your Monitor
Connecting your monitor WARNING: Before you begin any of the procedures in this section, follow Safety instructions. To connect your monitor to the computer: 1. Turn off your computer. 2. Connect the HDMI cable from your monitor to the computer. 3. Turn on your monitor. 4. -
Page 28: Organizing Your Cables
Organizing your cables HDMI After connecting all necessary cables to your monitor and computer, (see Connecting your monitor for cable attachment) organize all cables as shown above. Securing your monitor using Kensington lock (optional) The security lock slot is located at the bottom of the monitor. (See Security lock slot) For more information on using the Kensington lock (purchased separately), see the... -
Page 29: Removing The Monitor Stand
Removing the monitor stand CAUTION: To prevent scratches on the LCD screen while removing the stand, make sure that the monitor is placed on a soft, clean surface. NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand. -
Page 30: Wall Mounting (Optional)
5. Follow the instructions that shipped with the wall-mounting kit and mount the monitor on the wall. NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum weight/load bearing capacity of 13.2 kg (S2421HN/ S2421NX)/17.2 kg (S2721HN/S2721NX). Setting up the monitor... -
Page 31: Operating The Monitor
Operating the monitor Power on the monitor Press the button to turn on the monitor. Using the front panel controls Use the control buttons at the bottom edge of the monitor to adjust the specifications of the image being displayed. When using the control buttons, an On-Screen Display (OSD) menu appears on the screen with numeric values. - Page 32 The following table describes the front panel buttons: Front-Panel Button Description Use this button to choose from a list of preset color modes. Shortcut key: Preset Modes Use this button to choose from a list of input sources. Shortcut key: Input Source Use this menu button to launch the on-screen display (OSD) and select the OSD menu.
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Page 33: Using The Osd Lock Function
You can lock the front-panel control buttons to prevent access to the OSD menu and/ or power button. Use the Lock menu to lock the button(s). 1. Select one of the following options. Dell 24/27 Monitor Brightness/Contrast Language Input Source... - Page 34 1. Press and hold Button 4 for four seconds, a menu appears on the screen. Dell 24/27 Monitor Select Option: 2. Select one of the following options: Options Description Select this option to lock OSD menu function. Menu Button lock Use this option to lock power button.
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Page 35: Front-Panel Button
Options Description Use this option to unlock OSD menu function. Menu Button unlock Use this option to unlock power button to turn off the monitor. Power Button unlock Use this option to unlock OSD menu and power button to turn off the monitor. Menu and Power Button unlock Use this option to run the built-in diagnostics, see... -
Page 36: Using The On-Screen Display (Osd) Menu
OSD menu, when you exit the OSD menu, or when the OSD menu to disappears automatically. Press the button to launch the OSD menu and display the main menu. Dell 24/27 Monitor Brightness/Contrast Input Source Color Display... - Page 37 Icon Menu and Description Submenus Brightness/ Use this menu to activate Brightness/Contrast adjustment. Contrast Dell 24/27 Monitor Brightness/Contrast Input Source Color Display Menu Personalize Others Brightness Brightness adjusts the luminance of the backlight (minimum 0; maximum 100). Press the button to increase brightness.
- Page 38 Reset Input Resets your monitor’s Input Source settings to the factory Source defaults. Color Use the Color menu to adjust the color setting mode. Dell 24/27 Monitor Brightness/Contrast Preset Modes Standard Input Source Input Color Format Color...
- Page 39 Menu and Description Submenus Preset Modes When you select Preset Modes, you can choose Standard, ComfortView, Movie, FPS, RTS, RPG, Warm, Cool or Custom Color from the list. Dell 24/27 Monitor Standard Brightness/Contrast Preset Modes Input Source Input Color Format...
- Page 40 • R GB: Select this option if your monitor is connected to a computer (or DVD player) using the HDMI cable. • Y PbPr: Select this option if your DVD player supports only YPbPr output. Dell 24/27 Monitor Brightness/Contrast Preset Modes Input Source...
- Page 41 Icon Menu and Description Submenus Display Use the Display menu to adjust image. Dell 24/27 Monitor Brightness/Contrast Aspect Ratio Wide 16:9 Input Source Sharpness Color Response Time Normal Reset Display Display Menu Personalize Others Aspect Ratio Select the image ratio between 16:9 (wide), 4:3, and 5:4.
- Page 42 Submenus 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 24/27 Monitor Brightness/Contrast Language English Input Source Transparency...
- Page 43 Icon Menu and Description Submenus Lock Controls user access to adjustments. The buttons are locked. Dell 24/27 Monitor Brightness/Contrast Language Input Source Transparency Color Timer Menu Buttons Display Lock Menu Reset Menu Power Button Menu + Power Buttons Personalize Others Disable • M enu Buttons: Through OSD to lock the Menu buttons.
- Page 44 Icon Menu and Description Submenus Personalize Dell 24/27 Monitor Brightness/Contrast Shortcut Key 1 Preset Modes Input Source Shortcut Key 2 Input Source Color Power Button LED On In On Mode Display Reset Personalization Menu Personalize Others Shortcut Select from Preset Modes, Brightness/Contrast, Input key 1 Source, Aspect Ratio set as shortcut key 1.
- Page 45 Icon Menu and Description Submenus Others Select this option to adjust the OSD settings such as the DDC/CI, LCD conditioning, and so on. Dell 24/27 Monitor Brightness/Contrast Display Info Input Source DDC/CI Color LCD Conditioning Firmware 00X000 Display Menu Service Tag...
- Page 46 Displays the firmware version of your monitor. Service Tag Displays the Service Tag. 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 of the cover.
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Page 47: Osd Warning Messages
When the monitor does not support a particular resolution mode, you can see the following message: S2421HN/S2421NX S2721HN/S2721NX Dell 24 Monitor Dell 27 Monitor The current input timing is not supported by the monitor display. Please The current input timing is not supported by the monitor display. Please... - Page 48 If you press any button other than the power button, the following messages will appear depending on the selected input: S2421HN/S2421NX S2721HN/S2721NX Dell 24 Monitor Dell 27 Monitor No HDMI1 signal from your device. No HDMI1 signal from your device.
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Page 49: Setting The Maximum Resolution
Depending on your computer, complete one of the following procedures: If you have a Dell desktop or portable computer: • 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): • Go to your computer manufacturer’s support website and download the latest... -
Page 50: Troubleshooting
LED remains white. Also, depending upon the selected input, one of the dialogs shown below will continuously scroll through the screen. S2421HN/S2421NX S2721HN/S2721NX Dell 24 Monitor Dell 27 Monitor No HDMI1 Cable No HDMI1 Cable The display will go into Standby Mode in 4 minutes. -
Page 51: Built-In Diagnostics
If your monitor screen remains blank after you use the previous procedure, check your video controller and computer, because your monitor is functioning properly. Built-in diagnostics Your monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. -
Page 52: Common Problems
Missing Pixels LCD screen has • 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/support/monitors. Stuck-on Pixels LCD screen has • Cycle power On-Off. bright spots • Pixel that is permanently off is a natural defect that can occur in LCD technology. • For more information on Dell Monitor Quality and PixelPolicy, see Dell Support site at: www.dell.com/support/monitors. - Page 53 Safety Related Visible signs of • Do not perform any troubleshooting steps. Issues smoke or sparks • Contact Dell immediately. Intermittent Monitor • Ensure that the video cable connecting the Problems malfunctions on monitor to the computer is connected properly & off and is secure.
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Page 54: Product Specific Problems
Product specific problems Problem What you Possible solutions experience Screen image is Image is centered • Check the Aspect Ratio setting in the too small on screen, but does Display menu OSD. not fill entire viewing • Reset the monitor to factory settings. area Cannot adjust OSD does not... -
Page 55: Appendix
For customers in the United States, call 800-WWW-DELL (800-999-3355). 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. Dell provides several online and telephone-based support and service options. -
Page 56: Outline Dimension
Outline dimension Unit : mm(inch) S2421H/HN/NX Outline Dimension Dimension : Nominal Drawing : Not to scale Tilt 537.8 Z=34.7(1.37) [21.17] Z=43.0(1.69) 527.0 [20.75] [0.21] [0.21] Z=44.0(1.73)(4x) M4x10(4x) 79.9 [3.15] 15.0 [0.59] 28.2 249.0 [1.11] [9.80] 44.7 152.8 [1.76] [6.02] 165.4 [6.51]... - Page 57 S2721H/HN/NX Outline Dimension Unit : mm(inch) Dimension : Norminal Drawing : Not to scale 609.9 Tilt [24.01] 597.9 Z=34.7(1.37) [0.24] [23.54] [0.24] Z=43.0(1.69) Z=44.0(1.73) (4x) M4x10(4x) 95.9 [3.78] 14.9 [0.59] 42.5 186.8 [1.67] 257.2 [7.35] 60.7 [10.13] [2.39] 191.7 [7.55]...