Your monitor ships with the components shown below. Make sure that you have received all
the components and Contact Dell if something is missing.
NOTE: Some items may be optional and may not ship with your monitor.
Somefeatures or media may not be available in certain countries.
Monitor
Stand riser
Stand base
Power cable (varies by country)
USB 3.0 upstream cable (enables the
USB ports on the monitor)
About Your Monitor | 5
DP cable (DP to DP, U2419H/
U2719D only)
HDMI cable (U2419HX/U2719DX
only)
•Quick Setup Guide
•Safety,Environmental,and
Regulatory Information
•Factory Calibration Report
Product Features
The Dell UltraSharpU2419H/U2419HX/U2719D/U2719DX monitor has an active matrix,
thinfilm transistor (TFT), liquid crystal display (LCD), and LED backlight. The monitor
features include:
• U2419H/U2419HX: 60.47 cm (23.8-inch) active area display (Measured diagonally)
1920 x 1080 (16:9) resolution, plus full-screen support for lower resolutions.
• U2719D/U2719DX: 68.47 cm (27-inch) active area display (Measured diagonally) 2560
x 1440 (16:9) resolution, plus full-screen support for lower resolutions.
• Wide viewing angles with 99% sRGB color with an average Delta E<2.
• Tilt, swivel, pivot and vertical extension adjustment capabilities.
• Removable pedestal and Video Electronics Standards Association (VESA™) 100 mm
mounting holes for flexible mounting solutions.
• Ultra-thin bezel minimizes the bezel gap in multi-monitor usage, enabling easier set up
with an elegant viewing experience.
• Extensive digital connectivity with DP, HDMI and USB 3.0 helps future-proof your
monitor.
• Plug and play capability if supported by your system.
• On-Screen Display (OSD) adjustments for ease of set-up and screen optimization.
• Security lock slot.
• 0.3 W standby power when in the sleep mode (without USB upstream cable).
• Optimize eye comfort with a flicker-free screen.
NOTE: The possible long-term effects of blue light emission from the monitor may
cause damage to the eyes, including eye fatigue or digital eye strain. ComfortView
feature is designed to reduce the amount of blue light emitted from the monitor to
optimize eye comfort.
6 | About Your Monitor
Identifying Parts and Controls
Front view
12
LabelDescription
1Function buttons (For more information, see Operating the Monitor)
2Power on/off button (with LED indicator)
About Your Monitor | 7
Back View
1
2
3
4
5
Label DescriptionUse
1VESA mounting holes (100 mm x 100
mm-behind attached VESA cover)
2Regulatory labelLists the regulatory approvals.
3Stand release buttonRelease stand from monitor.
4Security lock slotSecures monitor with security cable lock
5Barcode, serial number, and Service
Tag label
6Cable management slotUse to organize cables by placing them
Wall mount monitor using VESAcompatible wall mount kit (100 mm x 100
mm).
(sold separately).
Refer to this label if you need to contact Dell
for technical support.
through the slot.
6
Side View
8 | About Your Monitor
USB downstream port
Port with battery icon supports BC 1.2.
Bottom View
8
12 3 4 5 6 7
LabelDescriptionUse
1AC power connectorTo connect the monitor power cable.
2HDMI connectorConnect your computer with HDMI cable.
3DP connector (in)Connect your computer with DP cable.
4DP connector (out)DP output for MST (multi-stream transport)
capable monitor. To enable MST, refer to instruction
on section “Connecting the Monitor for DP MST
Function”.
NOTE: Remove the rubber plug when using DP out
connector.
5Audio line-out portConnect speakers to playback audio coming through
HDMI or DP audio channels.
Only supports 2-channel audio.
NOTE: The audio line-out port does not support
headphones.
6USB upstream portConnect the USB cable that comes with your monitor
to the computer. Once this cable is connected, you
can use the USB downstream connectors on the
monitor.
7USB downstream ports
(2)*
8Stand lockLock the stand to the monitor using a M3 x 6 mm
*To avoid signal interference, when a wireless USB device has been connected to a USB
downstreamport, it is NOT recommended to connect any other USB devices to the adjacent
port(s).
Connect your USB device. You can only use this
connector after you have connected the USB cable
to the computer and USB upstream connector on the
monitor.
NOTE: Port with battery icon supports BC 1.2.
(U2719D/U2719DX)/ M3 x 8 mm (U2419H/U2419HX)
screw (screw not included).
•Arsenic-Free glass and Mercury-Free for the panel only
Temperature
Operating0°C to 40°C (32°F to 104°F)
Non-operating–20°C to 60°C (–4°F to 140°F)
Humidity
Operating10% to 80% (non-condensing)
Non-operating5% to 90% (non-condensing)
Altitude
Operating5,000 m (16,404 ft) (maximum)
Non-operating12,192 m (40,000 ft) (maximum)
Thermal dissipation
U2419H/U2419HX232.03 BTU/hour (maximum)
58.02 BTU/hour (typical)
U2719D/U2719DX252.5 BTU/hour (maximum)
102.4 BTU/hour (typical)
About Your Monitor | 15
Power Management Modes
If you have VESA’s DPM-compliant video card or software installed in your PC, the monitor
can automatically reduce its power consumption when not in use. This is referred to as
power save mode*. 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.
U2419H/U2419HX
VESA
Modes
Normal
operation
Active-off
mode
Horizontal
Sync
Vertical
Sync
Video Power IndicatorPower Consumption
ActiveActiveActive White68 W (maximum)**
17 W (typical)
InactiveInactive OffWhite
Less than 0.3 W
(Glowing)
Switch off---OffLess than 0.3 W
Energy StarPower Consumption
P
ON
E
TEC
13.08 W***
42.21 kWh****
U2719D/U2719DX
VESA
Modes
Normal
operation
Active-off
mode
Horizontal
Sync
Vertical
Sync
Video Power IndicatorPower Consumption
ActiveActiveActive White74 W (maximum)**
30 W (typical)
InactiveInactive OffWhite
Less than 0.3 W
(Glowing)
Switch off---OffLess than 0.3 W
Energy StarPower Consumption
P
ON
E
TEC
19.40 W***
61.61 kWh****
16 | About Your Monitor
The OSD operates only in the normal operation mode. If you press any button in the activeoff mode, one of the following message is displayed:
Dell UltraSharp 24 Monitor
No DP signal from your device.
Press any key on the keyboard or move the mouse to wake it up.
If there is no display, press the monitor button again to select
the correct input source.
U2419H/U2419HX
Dell UltraSharp 27 Monitor
No DP signal from your device.
Press any key on the keyboard or move the mouse to wake it up.
If there is no display, press the monitor button again to select
the correct input source.
U2719D/U2719DX
*Zero power consumption in OFF mode can only be achieved by disconnecting
the AC mains cable from the monitor.
**Maximum power consumption with maximum luminance.
***Power consumption of on mode as defined in Energy Star 7.0 version.
****Total energy consumption in kWh as defined in Energy Star 7.0 version.
This document is informational only and reflects laboratory performance. Your product may
perform differently, depending on the software, components and peripherals you ordered
and 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.
No warranty as to accuracy or completeness is expressed or implied.
Activate the computer and the monitor to gain access to the OSD.
NOTE: This monitor is ENERGY STAR -compliant.
About Your Monitor | 17
Pin Assignments
DP connector (in)
Pin number20-pin side of theconnected signal cable
1ML3(n)
2GND
3ML3(p)
4ML2(n)
5GND
6ML2(p)
7ML1(n)
8GND
9ML1(p)
10ML0(n)
11GND
12ML0(p)
13CONFIG1
14CONFIG2
15AUX CH (p)
16GND
17AUX CH (n)
18Hot Plug Detect
19Return
20DP_PWR
18 | About Your Monitor
DP connector (out)
Pin number20-pin side of theconnected signal cable
1ML0(p)
2GND
3ML0(n)
4ML1(p)
5GND
6ML1(n)
7ML2(p)
8GND
9ML2(n)
10ML3(p)
11GND
12ML3(n)
13CONFIG1
14CONFIG2
15AUX CH(p)
16GND
17AUX CH(n)
18Hot Plug Detect
19Return
20DP_PWR
About Your Monitor | 19
HDMI connector
Pin number19-pin side of theconnected signal cable
1TMDS DATA 2+
2TMDS DATA 2 SHIELD
3TMDS DATA 2-
4TMDS DATA 1+
5TMDS DATA 1 SHIELD
6TMDS DATA 1-
7TMDS DATA 0+
8TMDS DATA 0 SHIELD
9TMDS DATA 0-
10TMDS CLOCK+
11TMDS CLOCK SHIELD
12TMDS CLOCK-
13CEC
14Reserved (N.C. on device)
15DDC CLOCK (SCL)
16DDC DATA (SDA)
17DDC/CEC Ground
18+5 V POWER
19HOT PLUG DETECT
20 | About Your Monitor
Universal Serial Bus (USB)
This section gives you information about the USB ports available on your monitor.
NOTE: Up to 2 A on USB downstream port (port with battery icon) with BC 1.2
compliance devices; up to 0.9 A on the other 2 USB downstream ports.
Your computer has the following USB ports:
• 1 upstream - bottom
• 4 downstream - 2 at left side, 2 at bottom
Power Charging Port - the ports with battery icon supports fast current charging
capability if the device is BC 1.2 compatible.
NOTE: The monitor’s USB ports work only when the monitor is on or in the power save
mode. If you turn off the monitor and then turn it on, the attached peripherals may take
a few seconds to resume normal functionality.
Transfer speed Data ratePower consumption
SuperSpeed5 Gbps4.5 W (Max., each port)
Hi-Speed480 Mbps4.5 W (Max., each port)
Full speed 12 Mbps4.5 W (Max., each port)
USB upstream portUSB downstreamport
Pin numberSignal namePin numberSignal name
1 VBUS1 VBUS
2D-2D-
3D+3D+
4GND4GND
5StdB_SSTX-5StdA_SSRX-
6StdB_SSTX+6StdA_SSRX+
7GND_DRAIN7GND_DRAIN
8StdB_SSRX-8StdA_SSTX-
9StdB_SSRX+9StdA_SSTX+
ShellShieldShellShield
About Your Monitor | 21
Plug-and-Play
You can install the monitor in any Plug-and-Play-compatible system. The monitor
automatically provides the computer system with its extended display identification data
(EDID) using display data channel (DDC) protocols so the computer can configure itself
and optimize the monitor settings. Most monitor installations are automatic; you can select
different settings if desired. For more information about changing the monitor settings, see
Operating the Monitor.
LCD Monitor Quality and Pixel Policy
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 LCD Monitor Pixel Policy, see Dell support site
at: http://www.dell.com/support/monitors.
22 | About Your Monitor
Setting Up the Monitor
Attaching the Stand
NOTE: The stand riser and stand base are detached when the monitor is shipped
from the factory.
NOTE: The procedure below is applicable for the default stand. If you purchased
any other stand, see the documentation shipped with the stand to set it up.
CAUTION: Place monitor of a flat, clean, and soft surface to avoid scratching the
display panel.
To attach the monitor stand:
1 Align the stand base protruded blocks to the matching slot on the stand.
2 Insert the stand base blocks fully into the stand slot.
3 Lift the screw handle and turn the screw clockwise.
4 After fully tightening the screw, fold the screw handle flat within the recess.
Setting Up the Monitor |23
1 Remove the monitor protective cover and place the monitor with its front facing
downward on it.
2 Insert the two tabs on the upper part of the stand to the groove on the back of
the monitor.
3 Press the stand down till it snaps into its place.
24 | Setting Up the Monitor
Using the Tilt, Swivel, and Vertical Extension
NOTE: This is applicable for a monitor with a stand. If you purchased any other
stand, refer to the respective stand setup guide for set up instructions.
Tilt, Swivel and Vertical Extension
With the stand attached to the monitor, you can tilt the monitor for the most comfortable
viewing angle.
5°
40°
130 mm
21°
40°
NOTE: The stand is detached when the monitor is shipped from the factory.
Rotating the Monitor
Before you rotate the monitor, your monitor should be fully vertically extended and fully
tilted up to avoid hitting the bottom edge of the monitor.
1
2
90°
90°
NOTE: To use the Display Rotation function (Landscape versus Portrait view) with
your Dell computer, you require an updated graphics driver that is not included with
this monitor. To download the graphics driver, go to www.dell.com/support and see the
Download section for Video Drivers for latest driver updates.
NOTE: When in the Portrait View Mode, you may experience performance degradation
in graphic-intensive applications (3D Gaming and etc.).
Setting Up the Monitor | 25
Adjusting the Rotation Display Settings of Your System
After you have rotated your monitor, you need to complete the procedure below to adjust
the Rotation Display Settings of your System.
NOTE: If you are using the monitor with a non-Dell computer, you need to go the
graphics driver website or your computer manufacturer website for information on
rotating the ’contents’ on your display.
To adjust the Rotation Display Settings:
1 Right-click on the desktop and click Properties.
2 Select the Settings tab and click Advanced.
3 If you have an AMD graphics card, select the Rotation tab and set the preferred
rotation.
4 If you have an nVidia graphics card, click the nVidia tab, in the left-hand column
select NVRotate, and then select the preferred rotation.
5 If you have an Intel® graphics card, select the Intel graphics tab, click Graphic
Properties, select the Rotation tab, and then set the preferred rotation.
NOTE: If you do not see the rotation option or it is not working correctly, go to
www.dell.com/support and download the latest driver for your graphics card.
Connecting Your Monitor
WARNING: Before you begin any of the procedures in this section, follow the
Safety Instructions.
To connect your monitor to the computer:
1 Turn o your computer.
2 Connect the HDMI/DP-DP/USB cable from your monitor to
thecomputer.
3 Switch on your monitor.
4 Select the correct input source at monitor OSD Menu and turn on your computer.
NOTE: U2419H/U2419HX/U2719D/U2719DX default setting is DP 1.4. A DP 1.1 Graphic
card may not display normally. Please refer to “product specific problems – No image
when using DP connection to the PC” to change default setting.
26 | Setting Up the Monitor
Connecting the HDMI cable
HDMI
Connecting the DP cable
DP
HDMI
DP
Setting Up the Monitor | 27
Connecting the monitor for DP Multi-Stream Transport (MST)
function
DP
DPDP out
NOTE: Supports the DP MST feature. To make use of this feature, your PC
Graphics Card must be certified to DP1.2 with MST option.
NOTE: Remove the rubber plug when using DP out connector.
Connecting the USB cable
USB
USB
DP
28 | Setting Up the Monitor
Organizing Your Cables
After attaching all necessary cables to your monitor and computer, (see Connect-
ing Your Monitorfor cable attachment) organize all cables as shown above.
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 procedure below is applicable for the default stand. If you purchased
any other stand, see the documentation shipped with the stand to set it up.
To remove the stand:
1 Place the monitor on a soft cloth or cushion.
2 Press and hold the stand-release button.
3 Lift the stand up and away from the monitor.
3
2
Setting Up the Monitor | 29
Wall Mounting (Optional)
NOTE: Use M4 x 10 mm screws to connect the monitor to the wall-mounting kit.
Refer to the instructions that come with the VESA-compatible wall mounting kit.
1 Place the monitor on a soft cloth or cushion on a stable, at table.
2 Remove the stand.
3 Use a Phillips crosshead screwdriver to remove the four screws securing the
plastic cover.
4 Attach the mounting bracket from the wall mounting kit to the monitor.
5 Mount the monitor on the wall by following the instructions that comes with the
wall mounting kit.
NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum
weight/load bearing capacity of 3.14 kg (U2419H/U2419HX)/3.92 kg (U2719D/
U2719DX).
30 | Setting Up the Monitor
Operating the Monitor
34512
Turning on the Monitor
Press thebutton to turn on the monitor.
Using the Front Panel Controls
Use the control buttons on the front of the monitor to adjust the characteristics of the
image being displayed. As you use these buttons to adjust the controls, an OSD shows the
numeric values of the characteristics as they change.
Operating the Monitor |31
The following table describes the front panel buttons:
Front-Panel ButtonDescription
1
Shortcut key:
Preset Modes
2
Shortcut key:
Input Source
3
Menu
4
Exit
5
Power (with power light
indicator)
Use this button to choose from a list of preset
colormodes.
Use this button to choose from a list of Input Source.
Use this menu button to launch the on-screen display
(OSD) and select the OSD menu.
See Accessing the Menu System.
Use this button to go back to the main menu or exit the
OSD main menu.
Use the Power button to turn the monitor On and Off.
The white LED indicates the monitor is On and fully
functional.
A glowing white LED indicates DPMS Power Save
Mode.
32 | Operating the Monitor
Front-Panel Button
231
Use the buttons on the front of the monitor to adjust the image settings.
Front Panel ButtonDescription
1
Up Down
2
OK
3
Use the Up (increase) and Down (decrease) keys to adjust
items in the OSD menu.
Use the OK button to confirm your selection.
Use the Back button to go back to the previous menu.
Back
Operating the Monitor | 33
Using the On-Screen Display (OSD) Menu
Accessing the Menu System
NOTE: Any changes you make using the OSD menu are automatically saved if
youmove to another OSD menu, exit the OSD menu, or wait for the OSD menu
todisappear.
1 Press the button to launch the OSD menu and display the main menu.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
75 %
75 %
2 Press the and buttons to move between options. As you move from one
icon to another, the option name is highlighted.
3 Press the or or button once to activate the highlighted option.
4 Press the and buttons to select the desired parameter.
5 Press to enter the slide bar and then use the or button, according to the
indicators on the menu, to make your changes.
6 Select the to return to previous menu or to accept and return to previous
menu.
34 | Operating the Monitor
IconMenu and
Description
Submenus
Brightness/
Contrast
Use this menu to activate Brightness/Contrast adjustment.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
BrightnessBrightness adjusts the luminance of the backlight
(minimum 0; maximum 100).
Press the button to increase brightness.
Press the button to decrease brightness.
ContrastAdjust the Brightness first, and then adjust Contrast only if
further adjustment is necessary.
Press the button to increase contrast and press the
button to decrease contrast (between 0 and 100).
Contrast adjusts the difference between darkness and lightness
on the monitor.
Input SourceUse the Input Source menu to select between different
video inputs that are be connected to your monitor.
75 %
75 %
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
DP
HDMI
Auto select
Reset Input Source
On
Operating the Monitor | 35
IconMenu and
Submenus
DPSelect DP input when you are using the DP (DisplayPort)
HDMI
Description
connector.
Use to select the DP input source.
Select the HDMI input when you are using the HDMI connector.
Use to select the HDMI input source.
Auto Select
Use to select Auto Select, the monitor scans for available
input sources.
Reset Input
Source
Resets your monitor’s Input Source settings to the factory
defaults.
ColorUse the Color menu to adjust the color setting mode.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Preset Modes
Input Color Format
Reset Color
Standard
RGB
36 | Operating the Monitor
IconMenu and
Submenus
Preset Modes When you select Preset Modes, you can choose Standard,
Description
ComfortView, Multiscreen Match, Movie, Game, Color Temp.
or Custom Color from the list.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input SourceInput Color Format
Color
Display
Menu
Personalize
Others
Preset Modes
Reset Color
Standard
ComfortView
Multiscreen Match
Movie
Game
Color Temp.
Custom Color
•Standard: Default color settings. This is the default preset
mode.
•ComfortView: Decreases the level of blue light emitted from
the screen to make viewing more comfortable for your eyes.
NOTE: To reduce the risk of eye strain and neck/arm/back/
shoulders pain from using the monitor for long periods of time,
we suggest you to :
• Set the screen about 20 to 28 inches (50-70 cm) from your
eyes.
• Blink frequently to moisten or rewet your eyes when working
with the monitor.
• Take regular and frequent breaks for 20 minutes every two
hours.
• Look away from your monitor and gaze at a distant object at
20 feet away for at least 20 seconds during the breaks.
• Perform stretches to relieve tension in the neck/arm/back/
shoulders during the breaks.
•Multiscreen Match: Option to allow matching of the white
backgrounds on multiple monitors.
•Movie: Ideal for movies.
•Game: Ideal for most gaming applications.
•Color Temp.: The screen appears warmer with a red/yellow tint
with slider set at 5,000K or cooler with blue tint with slider set
at 10,000K.
•Custom Color: Allows you to manually adjust the color settings.
Press the and buttons to adjust the Red, Green, and
Blue values and create your own preset color mode.
Operating the Monitor | 37
IconMenu and
Submenus
Input Color
Format
Description
Allows you to set the video input mode to:
•RGB: Select this option if your monitor is connected to a
computer (or DVD player) using the HDMI, DP cable.
•YPbPr: Select this option if your DVD player supports only
YPbPr output.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input SourceInput Color Format
Color
Display
Menu
Personalize
Others
Preset Modes
Reset Color
RGB
YPbPr
Hue
Use or to adjust the hue from 0 to 100.
NOTE: Hue adjustment is available only for Movie and Game
mode.
Saturation
Use or to adjust the saturation from 0 to 100.
NOTE: Saturation adjustment is available only for Movie and
Game mode.
Reset Color Resets your monitor’s color settings to the factory defaults.
38 | Operating the Monitor
IconMenu and
Description
Submenus
Display Use the Display menu to adjust image.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Aspect Ratio
Sharpness
Response Time
MST
Reset Display
Wide 16:9
50
Normal
O
Aspect Ratio Adjust the image ratio to Wide 16:9, Auto Resize, 4:3, 1:1.
SharpnessMakes the image look sharper or softer.
Use or to adjust the sharpness from ‘0’ to ‘100’.
Response
Allows you to set the Response Time to Normal or Fast.
Time
MSTDP Multi Stream Transport, Set to ON enables MST(DP out), Set
to OFF disables MST function.
Reset Display Restores the display settings to factory defaults.
MenuSelect 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 UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Language
Rotation
Transparency
Timer
Reset Menu
English
20
20 s
LanguageSet the OSD display to one of eight languages.
Timer OSD Hold Time: Sets the length of time the OSD remains active
Reset Menu
PersonalizeSelect from Preset Modes, Brightness/Contrast, Input
Description
You can adjust the menu according to your display rotation.
Select this option to change the menu transparency by using
and (min. 0 / max. 100).
after you press a button.
Use the and buttons to adjust the slider in 1-second
increments, from 5 to 60 seconds.
Restore the menu settings to factory defaults.
Source, Aspect Ratio,Rotation set as shortcut key.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Shortcut Key 1
Shortcut Key 2
Power Button LED
USB
Reset Personalization
Preset Modes
Brightness/Contrast
On During Active
O During Standby
Power Button
Allows you to set the state of the power light to save energy.
LED
USBAllows you to enable or disable USB function during monitor
standby mode.
NOTE: USB ON/OFF under standby mode is only available when
the USB upstream cable is unplugged. This option will be greyed
out when the USB upstream cable plugs in.
Reset
Restores shortcut keys to factory defaults.
Personalization
40 | Operating the Monitor
IconMenu and
Description
Submenus
Other
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Select this option to adjust the OSD settings, suchas the
DDC/CI, LCD conditioning, and so on.
Display InfoDisplays the monitor’s current settings.
DDC/CIDDC/CI (Display Data Channel/Command Interface) allows you
to adjust the monitor settings using software on your computer.
Select Off to turn off this feature.
Enable this feature for best user experience and optimum
performance of your monitor.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Display Info
DDC/CI
LCD Conditioning
Firmware
Service Tag
Reset Others
Factory Reset
Display Info
DDC/CI
LCD Conditioning
Firmware
Service Tag
Reset Others
Factory Reset
On
O
33T101
CN073K0
On
O
Operating the Monitor | 41
IconMenu and
Submenus
LCD
Conditioning
FirmwareFirmware version.
Service TagShow Service Tag.
Reset Others Restores other settings, such as DDC/CI, to factorydefaults.
Description
Helps reduce minor cases of image retention. Depending on the
degree of image retention, the program may take some time to
run. Select On to start the process.
Dell UltraSharp 24/27 Monitor
Brightness/Contrast
Input Source
Color
Display
Menu
Personalize
Others
Display Info
DDC/CI
LCD Conditioning
Firmware
Service Tag
Reset Others
Factory Reset
On
O
Factory
Restores all OSD settings to the factory defaults.
Reset
NOTE: This monitor has a built-in feature to automatically calibrate the brightness
to compensate for LED aging.
42 | Operating the Monitor
OSD Warning Messages
When the monitor does not support a particular resolution mode, you can see the following
message:
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
The current input timing is not supported by the monitor display. Please
change your input timing to
listed timing as per the monitor specifications.
1920x1080, 60Hz or any other monitor
U2419H/U2419HX
Dell UltraSharp 27 Monitor
The current input timing is not supported by the monitor display. Please
change your input timing to
listed timing as per the monitor specifications.
2560x1440, 60Hz or any other monitor
U2719D/U2719DX
This means that the monitor cannot synchronize with the signal that it is receiving from
the computer. See Monitor Specifications for the Horizontal and Vertical frequency ranges
addressable by this monitor. Recommended mode is 1920 x 1080 (U2419H/U2419HX) /
2560 x 1440 (U2719D/U2719DX).
You can see the following message before the DDC/CI function is disabled:
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
The function of adjusting display setting using PC
application will be disabled.
Do you wish to disable DDC/CI function?
YesNo
U2419H/U2419HX
Dell UltraSharp 27 Monitor
The function of adjusting display setting using PC
application will be disabled.
Do you wish to disable DDC/CI function?
YesNo
U2719D/U2719DX
When the monitor enters the Power Save mode, the following message appears:
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
Entering Power Save Mode.
U2419H/U2419HX
Dell UltraSharp 27 Monitor
Entering Power Save Mode.
U2719D/U2719DX
Operating the Monitor |43
Activate the computer and wake up the monitor to gain access to the OSD.
If you press any button other than the power button, the following messages will appear
depending on the selected input:
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
No DP signal from your device.
Press any key on the keyboard or move the mouse to wake it up.
If there is no display, press the monitor button again to select
the correct input source.
U2419H/U2419HX
Dell UltraSharp 27 Monitor
No DP signal from your device.
Press any key on the keyboard or move the mouse to wake it up.
If there is no display, press the monitor button again to select
the correct input source.
U2719D/U2719DX
If either DP, HDMI input is selected and the corresponding cable is not connected, a floating
dialog box as shown below appears.
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
No DP Cable
The display will go into Power Save Mode in 4 minutes.
WARNING: Before you begin any of the procedures in this section, follow the
Safety Instructions.
Self-Test
Your monitor provides a self-test feature that allows you to check whether your monitor is
functioning properly. If your monitor and computer are properly connected but the monitor
screen remains dark, run the monitor self-test by performing the following steps:
1 Turn o both your computer and the monitor.
2 Unplug the video cable from the back of the computer. To ensure proper Self-Test
operation, remove all video cables from the back of computer.
3 Turn on the monitor.
The 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. Also, depending upon the selected input, one of the dialogs shown below will
continuously scroll through the screen.
U2419H/U2419HXU2719D/U2719DX
Dell UltraSharp 24 Monitor
No DP Cable
The display will go into Power Save Mode in 4 minutes.
4 This box also appears during normal system operation, if the video cable becomes
disconnected or damaged.
5 Turn o your monitor and reconnect the video cable; then turn on both your
computer and the monitor.
If your monitor screen remains blank after you use the previous procedure, check your video
controller and computer, because your monitor is functioning properly.
Troubleshooting | 45
Built-in Diagnostics
34 512
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.
NOTE: You can run the built-in diagnostics only when the video cable is unplugged
and the monitor is in self-test mode.
To run the built-in diagnostics:
1 Make sure that the screen is clean (no dust particles on the surface of the screen).
2 Unplug the video cable(s) from the back of the computer or monitor. The monitor
then goes into the self-test mode.
3 Press and hold Button 1 for 5 seconds. A gray screen appears.
4 Carefully inspect the screen for abnormalities.
5 Press Button 1 on the front panel again. The color of the screen changes to red.
6 Inspect the display for any abnormalities.
7 Repeat steps 5 and 6 to inspect the display in green, blue, black, white, and text
screens.
The test is complete when the text screen appears. To exit, press Button 1 again.
If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the
monitor is functioning properly. Check the video card and computer.
46 | Troubleshooting
Common Problems
The following table contains general information about common monitor problems you might
encounter and the possible solutions:
Common
Symptoms
No Video/Power
LED off
No Video/Power
LED on
Missing PixelsLCD screen has
Stuck-on PixelsLCD screen has
Brightness
Problems
Safety Related
Issues
Intermittent
Problems
What You
Experience
No picture•Ensure that the video cable connecting the monitor
No picture or no
brightness
spots
bright spots
Picture too dim
or too bright
Visible signs of
smoke or sparks
Monitor
malfunctions on
& off
Possible Solutions
and the computer is properly connected and secure.
•Verify that the power outlet is functioning properly
using any other electrical equipment.
•Ensure that the power button is depressed fully.
•Ensure that the correct input source is selected in
the Input Source menu.
•Increase brightness & contrast controls via OSD.
•Perform monitor self-test feature check.
•Check for bent or broken pins in the video cable
connector.
•Run the built-in diagnostics.
•Ensure that the correct input source is selected in
and PixelPolicy, see Dell Support site at:http://www.dell.com/support/monitors.
•Reset the monitor to factory settings.
•Adjust brightness & contrast controls via OSD.
•Do not perform any troubleshooting steps.
•Contact Dell immediately.
•Ensure that the video cable connecting the monitor
to the computer is connected properly and is
secure.
•Resetthemonitortofactorysettings.
•Perform monitor self-test feature check to
determine if the intermittent problem occurs in selftest mode.
Troubleshooting | 47
Common
Symptoms
Missing ColorPicture missing
Wrong ColorPicture color not
Image retention
from a static
image left on
the monitor for
a long period of
time
What You
Experience
color
good
Faint shadow
from the static
image displayed
appears on the
screen
Possible Solutions
•Perform monitor self-test.
•Ensure that the video cable connecting the monitor
to the computer is connected properly and is
secure.
•Check for bent or broken pins in the video cable
connector.
•Change the settings of the Preset Modes in the
Color menu OSD depending on the application.
•Adjust R/G/B value under Custom. Color in Color
menu OSD.
•Change the Input Color Format to PC RGB or
YPbPr in the Color menu OSD.
•Run the built-in diagnostics.
•Use the Power Managementfeature to turn o
the monitor at all times when not in use (for more
information, see Power Management Modes).
•Alternatively, use a dynamically changing
screensaver.
48 | Troubleshooting
Product Specific Problems
Specific
Symptoms
Screen image is
too small
No Input Signal
when user
controls are
pressed
The picture does
not fill the entire
screen
No image
when using DP
connection to
the PC
What You
Experience
Image is
centered on
screen, but does
not fill entire
viewing area
No picture, the
LED light is white
The picture
cannot fill the
height or width
of the screen
Black screen•Verify which DP standard (DP 1.1a or DP 1.4) is your
Possible Solutions
•Check the Aspect Ratio setting in the Display
menu OSD.
•Reset the monitor to factory settings.
•Check the signal source. Ensure the computer is
not in the power saving mode by moving the mouse
or pressing any key on the keyboard.
•Check whether the signal cable is plugged in
properly. Re-plug the signal cable if necessary.
•Reset the computer or video player.
•Due to dierent video formats (aspect ratio) of
DVDs, the monitor may display in full screen.
•Run the built-in diagnostics.
Graphics Card certied to. Download and install the
latest graphics card driver.
•Some DP 1.1a graphics card cannot support
DP 1.4 monitors. Go to OSD menu, under Input
Source selection, press and hold DP select
key for 8 sec to change the monitor setting from
DP 1.4 to DP 1.1a.
Troubleshooting | 49
Appendix
Safety Instructions
For displays with glossy bezels the user should consider the placement of the display as the
bezel may cause disturbing reflections from surrounding light and bright surfaces.
WARNING: 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.
For information on safety instructions, see the Safety, Environmental, and Regulatory
Information (SERI).
FCC Notices (U.S. only) and Other Regulatory
Information
For FCC notices and other regulatory information, see the regulatory compliance website
located at www.dell.com/regulatory_compliance.
Contacting Dell
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. Availability
varies by country and product, and some services may not be available in your area.
To get online Monitor support content:
See www.dell.com/support/monitors.
To contact Dell for sales, technical support, or customer service issues:
1 Go to www.dell.com/support.
2 Verify your country or region in the Choose A Country/Region drop-down menu
at the top-left corner of the page.
3 Click Contact Us next to the country dropdown.
4 Select the appropriate service or support link based on your need.
5 Choose the method of contacting Dell that is convenient for you.
50 | Appendix
Setting Up Your Monitor
Setting Display Resolution to 1920 x 1080 (U2419H/U2419HX)/
2560 x 1440 (U2719D/U2719DX) (maximum)
For best performance, set the display resolution to 1920 x 1080 (U2419H/ U2419HX)/
2560 x 1440 (U2719D/U2719DX) pixels by performing the following steps:
In Windows Vista, Windows 7, Windows 8 or Windows 8.1:
1 For Windows 8 or Windows 8.1 only, select the Desktop tile to switch to classic
desktop.
2 Right-click on the desktop and click Screen Resolution.
3 Click the Dropdown list of the Screen Resolution and select 1920 x 1080 (U2419H/
U2419HX)/2560 x 1440 (U2719D/U2719DX).
4 Click OK.
In Windows 10:
1 Right-click on the desktop and click Display Settings.
2 Click Advanced display settings.
3 Click the dropdown list of Resolution and select 1920 x 1080 (U2419H/
U2419HX)/2560 x 1440 (U2719D/U2719DX).
4 Click Apply.
If you do not see the recommended resolution as an option, you may need to update your
graphics driver. Please choose the scenario below that best describes the computer system
you are using, and follow the given steps.
Dell computer
1 Go to www.dell.com/support, enter your service tag, and download the latest
driver for your graphics card.
2 After installing the drivers for your graphics adapter, attempt to set the resolution to
1920 x 1080 (U2419H/U2419HX)/2560 x 1440 (U2719D/U2719DX) again.
NOTE: If you are unable to set the resolution to 1920 x 1080 (U2419H/U2419HX)
/2560 x 1440 (U2719D/U2719DX), please contact Dell to inquire about a graphics
adapter that supports these resolutions.
Appendix | 51
Non-Dell computer
In Windows Vista, Windows 7, Windows 8 or Windows 8.1:
1 For Windows 8 or Windows 8.1 only, select the Desktop tile to switch
to classic desktop.
2 Right-click on the desktop and click Personalization.
3 Click Change Display Settings.
4 Click Advanced Settings.
5 Identify your graphics controller supplier from the description at the top of the
window (e.g. NVIDIA, AMD, Intel etc.).
6 Refer to the graphic card provider website for updated driver (for example,
http://www.AMD.com or http://www.NVIDIA.com).
7 After installing the drivers for your graphics adapter, attempt to set the resolution
to 1920 x 1080 (U2419H/U2419HX)/2560 x 1440 (U2719D/U2719DX) again.
In Windows 10:
1 Right-click on the desktop and click Display Settings.
2 Click Advanced display settings.
3 Click Display adapter properties.
4 Identify your graphics controller supplier from the description at the top of the
window (e.g. NVIDIA, AMD, Intel etc.).
5 Refer to the graphic card provider website for updated driver (for example,
http://www.AMD.com or http://www.NVIDIA.com).
6 After installing the drivers for your graphics adapter, attempt to set the resolution
to 1920 x 1080 (U2419H/U2419HX)/2560 x 1440 (U2719D/U2719DX) again.
NOTE: If you are unable to set the recommended resolution, please contact the
manufacturer of your computer or consider purchasing a graphics adapter that supports
the video resolution.
52 | Appendix
Maintenance Guidelines
Cleaning Your Monitor
WARNING: Before cleaning the monitor, unplug the monitor power cable from
the electrical outlet.
CAUTION: Read and follow the Safety Instructions before cleaning the monitor.
For best practices, follow these instructions in the list below while unpacking, cleaning, or
handling your monitor:
• To clean your anti-static screen, lightly dampen a soft, clean cloth with water. If
possible, use a special screen-cleaning tissue or solution suitable for the anti-static
coating. Do not use benzene, thinner, ammonia, abrasive cleaners, or compressed air.
• Use a lightly-dampened, soft cloth to clean the monitor. Avoid using detergent of any
kind as some detergents leave a milky film on the monitor.
• If you notice white powder when you unpack your monitor, wipe it off with a cloth.
• Handle your monitor with care as a darker-colored monitor may get scratched and
show white scuff marks more than a lighter- colored monitor.
• To help maintain the best image quality on your monitor, use a dynamically changing
screen saver and turn off your monitor when not in use.
Appendix | 53
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