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  About Your Monitor

NOTE: The + or - sign in Sync polarity denotes that the video sync 
signal is triggered by either the positive edge or the negative edge, 
respectively.

Multi-Stream Transport (MST) Modes

Using USB-C (U2422HE only):

1920 x 1080 at 60 Hz

• HBR3: 2 (with USB-C DP Alt mode)

• HBR2:  1

Using DisplayPort:

1920 x 1080 at 60 Hz

• 3

Monitor Electrical Specifications

VESA, 1152 x 864

67.5

75.0

108.0

+/+

VESA, 1280 x 1024

64.0

60.0

108.0

+/+

VESA, 1280 x 1024

80.0

75.0

135.0

+/+

VESA, 1600 x 900

60.0

60.0

108.0

-/+

VESA, 1920 x 1080

67.5

60.0

148.5

+/+

MST Source Monitor

Maximum Number of External Monitor that 
can be Supported

1920 x 1080 at 60 Hz

MST Source Monitor

Maximum Number of External Monitor that 
can be Supported

1920 x 1080 at 60 Hz

Model

U2422H/U2422HX

U2422HE

Video input signals

• HDMI 1.4*/DisplayPort 1.4**, 600 mV for each 

differential line, 100 ohm input impedance per 
differential pair

• USB-C (with Alternate mode) signal input support 

(U2422HE only)***

Summary of Contents for UltraSharp U2422H

Page 1: ...Dell UltraSharp 24 Monitor U2422H U2422HX U2422HE User s Guide Model U2422H U2422HX U2422HE Regulatory model U2422Hb U2422HEb ...

Page 2: ...r loss of data if instructions are not followed WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2021 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 2021 01 Rev A00 ...

Page 3: ...i Stream Transport MST Modes 20 Monitor Electrical Specifications 20 Monitor Physical Characteristics 22 Monitor Environmental Characteristics 23 Pin Assignments 24 Plug and Play Capability 26 Universal Serial Bus USB Interface 26 USB 3 2 Downstream Connector 27 USB C Connector 27 USB Ports 28 RJ45 Connector U2422HE Only 29 LCD Monitor Quality and Pixel Policy 31 Maintenance Guidelines 31 Cleaning...

Page 4: ...B C to USB A Cable 39 Dell Power Button Sync DPBS U2422HE Only 40 Connecting the Monitor for DPBS for the First Time 43 Using DPBS Function 44 Connecting the Monitor for USB C Multi Stream Transport MST Function 46 Connecting the Monitor for USB C 47 Using the Tilt Swivel and Vertical Extension 49 Tilt Swivel 49 Vertical Extension 50 Rotating the Monitor 50 Rotate Clockwise 51 Rotate Counterclockw...

Page 5: ...etting Multi Monitor Sync MMS 82 Troubleshooting 83 Self test 83 Lock Unlock Menu and Built in Diagnostics 84 Locking the Power and Joystick Buttons 84 Built in Diagnostics 85 Always On USB C Charging U2422HE Only 87 Updating Monitor Firmware 87 Common Problems 87 Product Specific Problems 91 Universal Serial Bus USB Specific Problems 93 Appendix 95 FCC Notices U S only and Other Regulatory Inform...

Page 6: ...support For more information see Contact Dell NOTE Some items may be optional and may not ship with your monitor Some features may not be available in certain countries NOTE If you are attaching a stand that you purchased from any other source follow the set up instructions that were included with the stand Package Contents Display Stand Riser Stand Base ...

Page 7: ... U2422HE only Cable length 1 80 M USB A to USB C Gen2 Cable Cable length 1 00 M HDMI 2 0 Cable U2422HX only Cable length 1 80 M USB C to USB C Gen2 Cable U2422HE only Cable length 1 00 M Quick Setup Guide Factory Calibration Report Safety Environmental and Regulatory Information ...

Page 8: ...ap in multi monitor usage enabling easier setup with an elegant viewing experience Removable stand and Video Electronics Standards Association VESA 100 mm mounting holes for flexible mounting solutions U2422H U2422HX is equipped with 1 USB C upstream port data only USB 3 2 Gen2 10 Gbps 2 super speed USB 10 Gbps USB 3 2 Gen2 Type A downstream ports 1 super speed USB 10 Gbps USB 3 2 Gen2 Type A down...

Page 9: ...ossible long term effects of blue light emission from the monitor may cause damage to the eyes including eye fatigue digital eye strain and so on ComfortView Plus feature is designed to reduce the amount of blue light emitted from the monitor to optimize eye comfort The monitor uses low blue light panel and is in compliance with TÜV Rheinland at factory reset default setting mode Brightness 75 Con...

Page 10: ...nd Controls Front View Front View with Monitor Stand No Description Use 1 Power LED indicator Solid white light indicates that the monitor is turned on and functioning normally Blinking white light indicates that the monitor is in Standby Mode ...

Page 11: ...latory approvals 3 Stand release button Releases stand from the monitor 4 Barcode serial number and Service Tag label Contains monitor details and support information Refer to this label if you need to contact Dell for technical support 5 Power On Off button To turn the monitor on or off 6 Joystick Use to control the OSD menu For more Information see Operating the Monitor 7 Cable management slot U...

Page 12: ...ith security lock security lock not included 2 Power connector Connect the power cable shipped with your monitor 3 HDMI port Connect your computer with the HDMI cable shipped with U2422H 4 DisplayPort Connect your computer with the DisplayPort cable 5 Stand lock feature To lock the stand to the monitor using a M3 x 6 mm screw screw not included ...

Page 13: ... Windows 10 8 Super speed USB 10 Gbps USB 3 2 Gen2 Type A downstream port 2 Connect your USB device NOTE To use this port you must connect the USB A to USB C cable shipped with your monitor to the USB C upstream port data only on the monitor and to your computer 9 Audio line out port Connect external speakers 10 Super speed USB 10 Gbps USB 3 2 Gen2 Type A downstream port with Power Charging Connec...

Page 14: ...thout Monitor Stand U2422HE No Description Use 1 Security lock slot Secures the monitor with security lock security lock not included 2 Power connector Connect the power cable shipped with your monitor 3 HDMI port Connect your computer with the HDMI cable 4 DisplayPort Connect your computer with the DisplayPort cable 5 Stand lock feature To lock the stand to the monitor using a M3 x 6 mm screw scr...

Page 15: ...versions of Windows prior to Windows 10 7 DisplayPort out DisplayPort output for MST multi stream transport capable monitor To enable MST see Connecting the Monitor for DP Multi Stream Transport MST Function NOTE Remove the rubber plug when using DisplayPort out connector 8 USB C upstream port data only Connect the USB A to USB C cable that came with your monitor to the computer This port supports...

Page 16: ... Connect Internet You can surf Internet via RJ45 only after you have connected the USB cable USB A to USB C or USB C to USB C from the computer to the monitor 12 Super speed USB 10 Gbps USB 3 2 Gen2 Type A downstream port with Power Charging Connect your USB device or charge your device NOTE To use this port you must connect the USB C to USB C cable shipped with your monitor to the USB C upstream ...

Page 17: ...5 in 296 46 mm 11 67 in 156246 28 mm2 242 15 in 2 Pixel pitch 0 2745 mm x 0 2745 mm Pixel per inch PPI 92 53 Viewing angle 178 vertical typical 178 horizontal typical Luminance output 250 cd m typical Contrast ratio 1000 to 1 typical Faceplate coating Anti Glare with 3H hardness Backlight White LED edgelight system Response time 8 ms Normal 5 ms Fast Color depth 16 7 million colors Color gamut sRG...

Page 18: ...with charging capability at 15 W maximum 1 x super speed USB 10 Gbps USB 3 2 Gen2 with BC1 2 charging capability at 2 A maximum 2 x super speed USB 10 Gbps USB 3 2 Gen2 downstream port for U2422H U2422HX 3 x super speed USB 10 Gbps USB 3 2 Gen2 downstream port U2422HE only 1 x audio line out port 1 x RJ45 port U2422HE only Border width edge of monitor to active area 5 30 mm Top 5 30 mm Left Right ...

Page 19: ...abilities HDMI DisplayPort USB C alternate mode 480i 480p 576i 576p 720p 1080i 1080p Supported by HDMI input only Preset Display Modes Model U2422H U2422HX U2422HE Model U2422H U2422HX Model U2422HE Display Mode Horizontal Frequency kHz Vertical Frequency Hz Pixel Clock MHz Sync Polarity Horizontal Vertical VESA 640 x 480 31 5 60 0 25 2 VESA 640 x 480 37 5 75 0 31 5 IBM 720 x 400 31 5 70 1 28 3 VE...

Page 20: ...152 x 864 67 5 75 0 108 0 VESA 1280 x 1024 64 0 60 0 108 0 VESA 1280 x 1024 80 0 75 0 135 0 VESA 1600 x 900 60 0 60 0 108 0 VESA 1920 x 1080 67 5 60 0 148 5 MST Source Monitor Maximum Number of External Monitor that can be Supported 1920 x 1080 at 60 Hz MST Source Monitor Maximum Number of External Monitor that can be Supported 1920 x 1080 at 60 Hz Model U2422H U2422HX U2422HE Video input signals ...

Page 21: ...ance 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 AC input voltage frequency current 100 VAC to ...

Page 22: ...ype C 24 pins U2422HE only Universal Serial Bus USB C to USB A 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 material connector and process used to manufacture these cables Dell does not guarantee video performance on cables that are not shipped wi...

Page 23: ...iderations no cables 3 52 kg 7 75 lb 3 96 kg 8 72 lb Weight of stand assembly 1 75 kg 3 85 lb 1 75 kg 3 85 lb Model U2422H U2422HX U2422HE Compliant Standards ENERGY STAR certified monitor EPEAT registered where applicable EPEAT registration varies by country See www epeat net for registration status by country RoHS compliant TCO certified displays BFR PVC free monitor excluding external cables Ar...

Page 24: ...tude Operating 5000 m 16404 ft maximum Non operating 12192 m 40000 ft maximum Thermal Dissipation 221 78 BTU hour maximum 42 65 BTU hour typical 716 55 BTU hour maximum 46 06 BTU hour typical Pin Number 20 pin Side of the Connected Signal Cable 1 ML3 n 2 GND 3 ML3 p 4 ML2 n 5 GND 6 ML2 p 7 ML1 n 8 GND 9 ML1 p 10 ML0 n 11 GND 12 ML0 p 13 GND ...

Page 25: ...V DP_PWR Pin Number 19 pin Side of the Connected Signal Cable 1 TMDS DATA 2 2 TMDS DATA 2 SHIELD 3 TMDS DATA 2 4 TMDS DATA 1 5 TMDS DATA 1 SHIELD 6 TMDS DATA 1 7 TMDS DATA 0 8 TMDS DATA 0 SHIELD 9 TMDS DATA 0 10 TMDS CLOCK 11 TMDS CLOCK SHIELD 12 TMDS CLOCK 13 CEC 14 Reserved N C on device 15 DDC CLOCK SCL ...

Page 26: ...e Operating the Monitor Universal Serial Bus USB Interface This section gives you information about the USB ports that are available on the monitor Transfer Speed Data Rate Maximum Power Supported Super speed 10 Gbps 4 5 W High speed 480 Mbps 4 5 W Full speed 12 Mbps 4 5 W NOTE This monitor is super speed USB 10 Gbps USB 3 2 Gen2 compatible Up to 2 A on USB downstream port with battery icon with B...

Page 27: ...umber 1 VCC 2 D 3 D 4 GND 5 SSRX 6 SSRX 7 GND 8 SSTX 9 SSTX USB C Connector 9 pin Side of the Connector Pin Number Signal Name Pin Number Signal Name A1 GND B1 GND A2 TX1 B2 TX2 A3 TX1 B3 TX2 A4 VBUS B4 VBUS A5 CC1 B5 CC2 A6 D B6 D A7 D B7 D A8 SBU1 B8 SBU2 ...

Page 28: ... Port the port with battery icon supports up to 2 A fast charging capability if the device is BC1 2 compatible NOTE Super speed USB 10 Gbps USB 3 2 Gen2 functionality requires a super speed USB 10 Gbps USB 3 2 Gen2 capable computer NOTE The USB ports on the monitor work only when the monitor is turned On or in Standby Mode If you turn Off the monitor and then turn it On the attached peripherals ma...

Page 29: ...About Your Monitor 29 RJ45 Connector U2422HE Only Pin Signal P1 MDI0 P2 MDI0 P3 MDI1 P4 MDI1 P5 CT P6 CT P7 MDI2 P8 MDI2 P9 MDI3 P10 MDI3 Pin number Orange Green P11 P12 P13 N A P14 N A ...

Page 30: ... Green On 100 Mbps Off 10 Mbps Left LED Green Link Activity indicator Blinking Activity on the port Green On Link is being established Off Link is not established NOTE This LAN port is 1000Base T IEEE 802 3az compliant supporting Mac Address Printed on model label Pass thru Wake on LAN WOL from standby mode S3 only It also supports PXE Boot function include UEFI PXE and Legacy PXE These features d...

Page 31: ...s in the list below when 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 warm cloth to clean the monitor Avoid using detergent of any ...

Page 32: ...hased from any other source follow the set up instructions that were included with the stand To attach the monitor stand 1 Follow the instructions on the flaps of carton to remove the stand from the top cushion that secures it 2 Remove the stand riser and stand base from the packaging cushion 3 Insert the stand base blocks fully into the stand slot 4 Lift the screw handle and turn the screw clockw...

Page 33: ...cover as shown to access the VESA area for stand assembly 7 Attach the stand assembly to the monitor a Fit the two tabs on the upper part of the stand to the groove on the back of the monitor b Press the stand down till it snaps into place ...

Page 34: ...34 Setting Up the Monitor 8 Place the monitor upright NOTE Lift the monitor carefully to prevent it from slipping or falling 9 Remove the cover from the monitor ...

Page 35: ...n follow the Safety instructions NOTE Dell monitors are designed to work optimally with Dell supplied inbox cables Dell does not guarantee the video quality and performance when using non Dell cables NOTE Route the cables through the cable management slot before connecting them NOTE Do not connect all cables to the computer at the same time NOTE The graphics are used for the purpose of illustratio...

Page 36: ... the procedures below to change the settings to DP1 1 Press the Joystick to open the Menu Launcher Toggle the Joystick to select Input Source Toggle the Joystick to highlight DP Press and hold the Joystick for approximately 10 seconds and the DisplayPort configuration message appears Toggle the Joystick to select Yes and then press the Joystick to save the changes Repeat the above steps to change ...

Page 37: ...E Use the USB C cable shipped with monitor only This port supports DisplayPort Alternate Mode DP1 4 standard only The USB C power delivery compliant port PD Version 3 0 delivers up to 90 W of power If your notebook requires more than 90 W to operate and the battery is drained it may not be powered up or charged with the USB PD port of this monitor ...

Page 38: ...ified to at least DP1 2 with MST option NOTE Remove the rubber plug when using DP out connector Connecting the Monitor for USB C Multi Stream Transport MST Function U2422HE Only NOTE The maximum number of supported monitors via MST is subjected to the bandwidth of the USB C source NOTE Remove the rubber plug when using USB C upstream connector NOTE Remove the rubber plug when using DP out connecto...

Page 39: ...rt After you have completed connecting the DisplayPort HDMI cable follow the procedures below to connect the USB C to USB A cable to the computer and complete your monitor setup 1 Connect the computer connect the USB C upstream port with the USB C end of the cable cable supplied 2 Connect the USB A end of the cable to an appropriate USB port on your computer NOTE Place the Desktop PC on the left s...

Page 40: ...roblems 6 Use the cable slot on the monitor stand to organize the cables NOTE The USB connection only offers USB data transfer in this scenario CAUTION The graphics are used for the purpose of illustration only Appearance of the computer may vary Dell Power Button Sync DPBS U2422HE Only The U2422HE monitor is designed with Dell Power Button Sync DPBS feature to allow you to control PC system power...

Page 41: ...S function works for the first time perform the following steps for Dell Optiplex 7090 3090 Ultra platform in the Control Panel first NOTE DPBS only supports the port with icon Go to Control Panel Select Hardware and Sound followed by Power Options ...

Page 42: ...p the Monitor Go to System Settings In the drop down menu of When I press the power button there are a few options for selection namely Do nothing Sleep Hibernate Shut down You can select Sleep Hibernate Shut down ...

Page 43: ... the steps below 1 Make sure both the PC and the monitor are OFF 2 Press the monitor power button to turn ON the monitor 3 Connect the USB C cable from the PC to the monitor 4 Both the monitor and PC will turn ON momentarily Wait for a while approximately 6 seconds and both the PC and the monitor will turn OFF 5 Press the monitor or PC power button both the PC and monitor will turn ON Now the PC s...

Page 44: ...an power the Optiplex 7090 3090 Ultra platform using its DC adaptor jack Alternatively you can power the Optiplex 7090 3090 Ultra platform using the monitor s USB C cable via Power Delivery PD please set USB C Charging 90W to On in Off Mode Using DPBS Function When you connect the USB C cable the Monitor PC state is as follows When you press the monitor power button or PC power button the Monitor ...

Page 45: ...ate are both ON press and hold the monitor power button for 4 seconds the screen prompt will ask if you would like to shut down the PC When the monitor and the PC power state are both ON press and hold the monitor power button for 10 seconds the PC will shut down ...

Page 46: ... both Monitor 1 and PC turns ON Meanwhile Monitor 2 will remain OFF You need to manually press the power button on Monitor 2 to turn it ON Similarly a PC is connected to two monitors in an initially ON power state and the PC system power state is in sync with Monitor 1 power button When you press Monitor 1 or PC power button both Monitor 1 and PC turns OFF Meanwhile Monitor 2 will be in Standby mo...

Page 47: ...form has two USB C ports so both Monitor 1 and Monitor 2 power state can sync with the PC When the PC and two monitors are in an initially ON power state pressing the power button on Monitor 1 or Monitor 2 will turn OFF the PC Monitor 1 and Monitor 2 NOTE DPBS only supports the port with icon ...

Page 48: ...Monitor Ensure to set USB C Charging 90W to On in Off Mode When the PC and two monitors are in an initially OFF power state pressing the power button on Monitor 1 or Monitor 2 will turn ON the PC Monitor 1 and Monitor 2 ...

Page 49: ...t was shipped with your monitor If you are attaching a stand that you purchased from any other source follow the set up instructions that were included with the stand Tilt Swivel With the stand attached to the monitor you can tilt and swivel the monitor for the most comfortable viewing angle NOTE The stand is not installed at the factory when shipped ...

Page 50: ...rtically up to 150 mm The figure below illustrates how to extend the stand vertically Rotating the Monitor Before you rotate the monitor your monitor should be fully vertically extended Vertical Extension and fully tilted up to avoid hitting the bottom edge of the monitor ...

Page 51: ...ell 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 ...

Page 52: ...d click Properties 2 Select the Settings tab and click Advanced 3 If you have an ATI 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 Rotat...

Page 53: ...that you purchased from any other source follow the set up instructions that were included with the stand 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 VESA Wall Mounting optional Screw dimension M4 x 10 mm Refer to the instructions that come with the VESA compatible wall mounting kit 1 Pla...

Page 54: ...nting bracket from the wall mounting kit to the monitor 5 Mount the monitor on the wall For more information 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 08 kg for U2422H U2422HX or 15 84 kg for U2422HE ...

Page 55: ...to turn On the monitor Using the Joystick Control To modify the OSD adjustments using the Joystick control on the rear end of the monitor do the following 1 Press the Joystick button to launch the OSD Menu Launcher 2 Move the Joystick up down left right to toggle between the OSD menu options ...

Page 56: ...and left navigation Move right to enter the submenu Move left to exit from the submenu For up and down navigation Toggle between the menu items Increases up or decreases down the parameters of the selected menu item Using the Main Menu Using the Menu Launcher Press the Joystick to open the OSD Menu Launcher Menu Launcher ...

Page 57: ...ct Ratio Shortcut Key 2 Adjusts the aspect ratio of your screen Preset Modes Shortcut Key 3 Allows you to choose from a list of preset color modes Brightness Contrast Shortcut Key 4 Select this icon to adjust the brightness and contrast level Input Source Shortcut Key 5 Sets the Input Source Select Auto from Input Source menu to scan for available input sources Exit Exits from the OSD main menu NO...

Page 58: ...crease the brightness and toggle the Joystick down to decrease the brightness Range 0 100 Contrast Adjusts the Brightness first and then adjust the Contrast only if further adjustment is necessary Toggle the Joystick up to increase the contrast and toggle the Joystick down to decrease the contrast Range 0 100 The Contrast function adjusts the degree of difference between darkness and lightness on ...

Page 59: ... may be connected to your monitor For U2422H U2422HX For U2422HE DP Select the DP input when you are using the DisplayPort DP connector Press the Joystick to confirm the selection HDMI Select the HDMI input when you are using the HDMI connector Press the Joystick to confirm the selection ...

Page 60: ... switch or not Yes Always switches to USB C video input without asking when the USB C cable is connected No Never automatically switches to USB C video input when the USB C cable is connected NOTE Auto Select for USB C is available only when Auto Select is on Rename Inputs Allows you to select the input name for the selected input source The options are PC PC 1 PC 2 Laptop Laptop 1 and Laptop 2 NO...

Page 61: ...me Loads color settings ideal for most gaming applications Color Temp Allows you to select the color temperature 5000K 5700K 6500K 7500K 9300K and 10000K Press the Joystick to confirm the selection Color Space Allows you to select the color space sRGB or Rec 709 Custom Color Allows you to manually adjust the color settings Toggle the Joystick up or down to adjust the RGB color values and create yo...

Page 62: ...ideo image to green or purple This is used to adjust the desired flesh tone color Toggle the Joystick up or down to adjust the hue from 0 to 100 NOTE Hue adjustment is available only when you select Movie or Game preset mode Saturation Adjusts the color saturation of the video image Toggle the Joystick up or down to adjust the saturation from 0 to 100 NOTE Saturation adjustment is available only w...

Page 63: ... the Response Time to Normal or Fast MST DP Multi Stream Transport select On to enable MST DP Out select Off to disable the MST function See Connecting the Monitor for DP Multi Stream Transport MST Function and Connecting the Monitor for USB C Multi Stream Transport MST Function U2422HE Only for details NOTE When DP or USB C to USB C cable U2422HE only and DP downstream cable are connected the OSD...

Page 64: ...ngs under the Display menu to the factory preset values USB U2422HE only Allows you to assign the USB upstream port for the input signals DP HDMI thus the monitor s USB downstream port can be used by the current input signals when you connect a computer to either one of the upstream ports When you use only one upstream port the connected upstream port is active NOTE To prevent data damage or loss ...

Page 65: ...ssian Simplified Chinese or Japanese Rotation Press the Joystick to rotate the OSD and the screen by 0 90 180 270 degrees You can adjust the menu according to your display rotation Transparency Select this option to change the menu transparency by toggling the Joystick up or down Range 0 100 Timer Sets the length of time the OSD will remain active after the last time you pressed a button Toggle th...

Page 66: ...d and not accessible by the user Menu Power Buttons Both the Joystick the Power Button are locked and not accessible by the user The default setting is Disable Alternative Lock Method for Menu function buttons You can also press and hold the Joystick to the up or down or left or right for 4 seconds to set the lock options NOTE To unlock the button s press and hold the Joystick to the up or down or...

Page 67: ...urce Aspect Ratio Rotation or Display Info and set it as a shortcut key Shortcut Key 2 Shortcut Key 3 Shortcut Key 4 Shortcut Key 5 Power Button LED Allows you to set the power LED indicator on or off to save energy USB Charging U2422H U2422HX only Allows you to enable or disable USB Type A and USB C Downstream Ports charging function during monitor standby mode ...

Page 68: ...ts charging function during monitor standby mode When this function is enabled you will be able to charge your mobile devices through the USB A cable even when the monitor is powered off NOTE This option is only available when the USB C Upstream Port cable is unplugged If the USB C cable is connected Other USB Charging follows the USB host power status and the option is not accessible Reset Person...

Page 69: ...Operating the Monitor 69 Display Info Press the Joystick to display the monitor s current settings ...

Page 70: ...able via the software on your computer You can disable this feature by selecting Off Enable this feature for best user experience and optimum performance of your monitor LCD Conditioning Helps reduce minor cases of image retention Depending on the degree of image retention the program may take some time to run You can enable this feature by selecting On ...

Page 71: ...tring is required when you look for phone support check your warranty status update drivers on Dell s website etc Reset Others Press the Joystick to reset all settings under the Others menu to the factory preset values Factory Reset Restore all preset values to the factory default settings These are also the settings for ENERGY STAR tests ...

Page 72: ...72 Operating the Monitor OSD Messages Initial Setup When Factory Reset is selected the following message appears When Yes is selected the following message appears For U2422H U2422HX For U2422HE ...

Page 73: ...tor 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 NOTE The message may be slightly different according to the connected input signal You will see the following message before the DDC CI function is disabled ...

Page 74: ...change the default setting of power saving features for the first time such as USB C Charging 90W U2422HE only Other USB Charging U2422HE only or USB Charging U2422H U2422HX only the following message appears NOTE If you select Yes for any one of the features mentioned above the message will not appear next time you intend to change the settings of these features When you perform a factory reset t...

Page 75: ...appears Activate the computer and wake up the monitor to gain access to the OSD NOTE The message may be slightly different according to the connected input signal The OSD functions only in the normal operation mode If you press any button other than the Power Button during the Standby mode the following message will appear depending on the selected input NOTE The message may be slightly different ...

Page 76: ... selected and the corresponding cable is not connected a floating dialog box as shown below appears NOTE The message may be slightly different according to the connected input signal For U2422HE When the monitor is under DP HDMI input and a USB C cable is connected to a notebook that supports DP Alternate Mode if Auto Select for USB C U2422HE only is enabled the following message appears See Troub...

Page 77: ... up to 2 computers from a single set of keyboard and mouse connected to the monitor a When connecting HDMI USB C2 to computer 1 and DP USB C1 90W to computer 2 NOTE The USB Type C connection currently supports only data transfer Ensure that USB for HDMI is assigned to USB C2 and DP is assigned to USB C1 90W ...

Page 78: ...upports video and data transfer Ensure that USB for HDMI is assigned to USB C2 NOTE As the USB C upstream port supports the DisplayPort Alternate Mode there is no need to set USB for USB C 90W NOTE When connecting to different video input sources not shown above follow the same method to make correct settings for USB to pair the ports ...

Page 79: ...Operating the Monitor 79 Setting the Auto KVM U2422HE Only You can follow below instructions to set up Auto KVM for your monitor 1 Ensure that Auto Select is On and Auto Select for USB C 90W is Yes ...

Page 80: ...d click Screen Resolution 3 Click the dropdown list of the Screen Resolution and select 1920 x 1080 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 4 Click Apply If you do not see 1920 x 1080 as an option you may need to update your graphics driver Depending on your com...

Page 81: ...drivers Multi Monitor Sync MMS Multi Monitor Sync allows multiple monitors that are daisy chained via DisplayPort to synchronize a predefined group of OSD settings in the background An OSD option Multi Monitor Sync in the Display Menu allows user to enable disable syncing NOTE MMS does not support with HDMI port When Monitor 1 MST is set to On for the first time For example during connection of Mo...

Page 82: ...and Sharpness Setting Multi Monitor Sync MMS During initial power on or connection of a new monitor user setting synchronization only starts if MMS is On All monitors should synchronize settings from Monitor 1 After the first synchronization subsequent syncing is driven by changes to the predefined group of OSD settings from any node in the chain Any node may initiate the changes downstream and up...

Page 83: ...g 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 NOTE The message may be slightly different according to the connected input signal 4 This box also appears du...

Page 84: ...r right for about 4 seconds until a pop menu appears 2 Select one of the following options Menu Buttons All Joystick functions are locked and not accessible by the user Power Buttons Only the Power Button is locked and not accessible by the user Menu Power Buttons Both the Joystick the Power Button are locked and not accessible by the user To unlock the button s press and hold the Joystick to the ...

Page 85: ...mality you are experiencing is an inherent problem with your monitor or with your computer and video card To run the built in diagnostics 1 Ensure that the screen is clean no dust particles on the surface of the screen 2 Toggle and hold the Joystick to the up or down or left or right for about 4 seconds until a pop menu appears ...

Page 86: ...arefully inspect the screen for abnormalities 5 Toggle the Joystick up 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 toggle the Joystick up again ...

Page 87: ...d refer to the Firmware Update Instruction User s Guide www dell com U2422H www dell com U2422HX or www dell com U2422HE Common Problems The following table contains general information about common monitor problems you might encounter and the possible solutions Common Symptoms What You Experience Possible Solutions No Video Power LED off No picture Ensure that the video cable connecting the monit...

Page 88: ...io Shaky Jittery Video Wavy picture or fine movement Reset the monitor to factory settings Check environmental factors Relocate the monitor and test in another room Missing Pixels LCD screen has spots Cycle power On Off 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 http www d...

Page 89: ... Synchronization Problems Screen is scrambled or appears torn Reset the monitor to factory settings Perform monitor self test feature check to determine if the scrambled screen appears in self test mode Check for bent or broken pins in the video cable connector Restart the computer in the safe mode Safety Related Issues Visible signs of smoke or sparks Do not perform any troubleshooting steps Cont...

Page 90: ...or settings OSD Adjust the R G B value in Custom Color in Color settings OSD Change the Input Color Format to RGB or YCbCr YPbPr in the Color settings OSD Run the built in diagnostics Image retention from a static image left on the monitor for a long period of time Faint shadow from the static image displayed appears on the screen Set the screen to turn off after a few minutes of screen idle time ...

Page 91: ... is locked If yes press and hold the Menu function button next to the Power Button for 4 seconds to unlock for more information see Lock No Input Signal when user controls are pressed No picture the LED light is white Check the signal source Ensure the computer is not in the standby mode by moving the mouse or pressing any key on the keyboard Check whether the signal cable is plugged in properly R...

Page 92: ...ayPort cable 7 seconds later No video at USB C port U2422HE only When connected to some dongle docking device at the port there is no video when unplugging plugging the Thunderbolt cable from the notebook Unplug the USB C cable from dongle docking device then plug the docking Thunderbolt cable to the notebook Plug the USB C cable 7 seconds later No network connection U2422HE only Network dropped o...

Page 93: ...em USB C port does not supply power U2422HE only USB peripherals can not be charged Check that the connected device is compliant with the USB C specification The USB C port supports USB 3 2 Gen2 and an output of 90 W Check that you use the USB C cable shipped with your monitor Super speed USB 10 Gbps USB 3 2 Gen2 interface is slow Super speed USB 10 Gbps USB 3 2 Gen2 peripherals working slowly or ...

Page 94: ...orking as the distance between itself and its receiver decreases Increase the distance between the USB 3 2 peripherals and the wireless USB receiver Position your wireless USB receiver as close as possible to the wireless USB peripherals Use a USB extender cable to position the wireless USB receiver as far away as possible from the USB 3 2 port ...

Page 95: ...nce Contact Dell 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 Availability varies by country and product and some services may not be available in y...

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