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Monitor Users Guide - Page 4
only) and other regulatory information 55 Contacting Dell 55
Outline dimension 56
4 | Contents Setting up the monitor 23
Connecting the stand 23 ...36
Accessing the menu system 36 OSD warning messages 47 Setting the maximum resolution 49
Troubleshooting 50
Self-test 50 Built-in diagnostics 51 Common problems 52 Product specific problems 54
Appendix 55
FCC notices (U.S.
Monitor Users Guide - Page 7
...dell.com/contactdell
Dell.com/S2421HN/NX Dell.com/S2721HN/NX
746.A3E01.0001 (DELL P/N: PNF73 rev.X01)
• Quick Setup Guide
• Safety, Environmental, and Regulatory Information
Product features
The Dell S2421HN/S2421NX... (VESA™) 100 mm mounting holes for ease of set up and screen optimization.
• Supports AMD FreeSyncTM technology. About your system.
• On-Screen...
Monitor Users Guide - Page 9
... stikkontakt.
Release stand from monitor. Refer to this device must accept any interference received,
including interference that enables Dell service technicians to organize cables by placing them through the slot.
IS 13252 (Part 1)/ IEC 60950-1
신청인: Wistron Corporation (For Korea)
Wistron InfoComm (Zhongshan) Corporation Linhai Branch
제조자...
Monitor Users Guide - Page 13
...
Sync Polarity (Horizontal/ Vertical)
Electrical specifications
Model Video input signals
Input voltage/ frequency/ current Inrush current
S2421HN/S2421NX/S2721HN/S2721NX
• Digital video signal... for each differential line Per differential line at 100 ohm impedance
• HDMI signal input support 100-240 VAC ...
Monitor Users Guide - Page 19
... are hard to see and do not affect the display quality or usability. For more information about changing the monitor settings, see Dell support site at eye level or slightly lower when you can install the monitor in the neck, arm, back, and shoulders
during the breaks. 5. Blink frequently to 28 in an unchanging...
Monitor Users Guide - Page 30
...giver forbindelse til stikproppens jord.
Follow the instructions that shipped with the wall-mounting kit... wall mounting kit. 1. Wall mounting (Optional)
DELL
S2421HN
Flat Panel Monitor / Monitor Plano Panel / Moniteur à écran plat
Model No. / N° de Modelo / Num&#...with part 15 of 13.2 kg (S2421HN/ S2421NX)/17.2 kg (S2721HN/S2721NX).
30 | Setting up the monitor
Monitor Users Guide - Page 40
... to adjust the Red, Green, and Blue values and create your monitor's color settings to manually adjust the color settings.
NOTE: Hue adjustment is available only for Movie and FPS, RTS, RPG mode...8226; Custom Color: Allows you to set the video input mode to: • RGB: Select this option if your DVD player supports only
YPbPr output. Dell 24/27 Monitor
Brightness/Contrast Input Source...
Monitor Users Guide - Page 47
... access to disable DDC/CI function? See Resolution specifications for the Horizontal and Vertical frequency ranges addressable by the monitor display. Going into Standby Mode... Yes
No
S2421HN/S2421NX
The function of adjusting display setting using PC application will appears:
S2421HN/S2421NX
S2721HN/S2721NX
Dell 24 Monitor
Dell 27 Monitor
Going into Standby Mode... Do you...
Monitor Users Guide - Page 48
... on the selected input:
S2421HN/S2421NX
S2721HN/S2721NX
Dell 24 Monitor
No HDMI1 signal from your device. If there is no display, press the monitor button again to wake it up . www.dell.com/support/S2421HN www.dell.com/support/S2421NX
S2421HN/S2421NX
www.dell.com/support/S2721HN www.dell.com/support/S2721NX
S2721HN/S2721NX
See Troubleshooting for more information.
48 | Operating...
Monitor Users Guide - Page 49
For Windows 8 or Windows 8.1 only, select the Desktop tile to switch to https://www.dell.com/support, enter your service tag, and download the
latest driver for the monitor: In Windows 7, Windows 8 or Windows 8.1:
1. Right-click on the desktop and click Display Settings. 2. Right-click on the desktop and click Screen Resolution. 3. If you do not...
Monitor Users Guide - Page 52
... on -off.
Stuck-on Dell Monitor Quality
and Pixel Policy, see Dell Support site at :
www.dell.com/support/monitors. or too bright &#...Source menu. Common problems
The following table contains general information about common monitor problems you might encounter and... power On-Off.
Brightness Problems
Picture too dim • Reset the monitor to factory settings.
No Video/
No picture...
Monitor Users Guide - Page 53
...8226; Change the settings of the Preset Modes in diagnostics. Troubleshooting | 53 Missing Color...Reset the monitor to factory settings.
• Perform monitor self-test feature check to determine if the intermittent problem occurs in the video cable... Check for bent or broken pins in self-test mode. Intermittent Problems
Monitor
• Ensure that the video cable connecting the monitor to...
Monitor Display Manager Users Guide - Page 4
After installed, Dell Display Manager runs each time the system starts and places its icon in the menu as below. Dell S2421HN/S2421NX - Dell 24/27 Monitor
Brightness/Contrast
Display Info
Input Source
DDC/CI
On
Color
LCD Conditioning
O
Display Menu Personalize
Firmware Service Tag Reset Others
Others
Factory Reset
4 | Overview It enables manual adjustment of the displayed image...
Monitor Display Manager Users Guide - Page 5
...on.
Dell S2421HN/S2421NX
S2421HN/S2421NX
Using the Quick Settings Dialog | 5 You can select Manual Mode or Auto Mode, and the screen resolution can be changed. When more than one supported Dell displays are connected to open the Quick Settings dialog box. Using the Quick Settings Dialog
Clicking Dell Display Manager's notification tray icon to the computer, a specific target display...
Monitor Display Manager Users Guide - Page 18
You can choose to set the display's brightness to the minimum level, or to put the display to sleep when the screensaver is available that provides PowerNap energy conservation options. Dell S2421HN/S2421NX
S2421HN/S2421NX
Dell S2721HN/S2721NX
S2721HN/S2721NX
18 | Applying Energy Conservation Features Applying Energy Conservation Features
On supported Dell models, an Options tab is activated...
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