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Dell UltraSharp U2723QX User Manual
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Dell UltraSharp U2723QX User Manual

27/32 4k usb-c hub monitor
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Dell UltraSharp 27/32 4K
USB-C Hub Monitor –
U2723QX/U2723QE/U3223QE
User's Guide
Model: U2723QX/U2723QE/U3223QE
Regulatory model: U2723QEt/U3223QEt

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Summary of Contents for Dell UltraSharp U2723QX

  • Page 1 Dell UltraSharp 27/32 4K USB-C Hub Monitor – U2723QX/U2723QE/U3223QE User’s Guide Model: U2723QX/U2723QE/U3223QE Regulatory model: U2723QEt/U3223QEt...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2022 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. USB Type-C and USB-C are registered trademarks of USB ®...

  • Page 3: Table Of Contents

    Contents Safety Instructions......6 About Your Monitor ......7 Package Contents .
  • Page 4 Connecting Your Monitor ....39 Dell Power Button Sync (DPBS) ....43 Connecting the Monitor for DPBS for the First Time .
  • Page 5 FCC Notices (U.S. Only) and Other Regulatory Information . . 91 Contacting Dell ......91 EU Product Database for Energy Label and Product Information Sheet .

  • Page 6: Safety Instructions

    Safety Instructions 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. • 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 7: About Your Monitor

    About Your Monitor Package Contents Your monitor ships with the components shown in the table below. If any component is missing, contact Dell. For more information, see Contacting Dell. NOTE: Some components may be optional and may not ship with your monitor.

  • Page 8: Product Features

    © 2022 Dell Inc. or its subsidiaries. 746.07N01.0001 Product Features The Dell UltraSharp U2723QX/U2723QE/U3223QE monitor has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD), and LED backlight. The monitor features include: • U2723QX/U2723QE: 68.47 cm (27.0 in.) active area display (Measured diagonally) 3840 x 2160 (16:9) resolution, plus full-screen support for lower resolutions.
  • Page 9 • Supports Picture by Picture (PBP) and Picture in Picture (PIP) Select mode. • Allow user to switch USB KVM function in PBP mode. • The Monitor is designed with Dell Power Button Sync (DPBS) feature to control PC system power state from monitor power button. * •...

  • Page 10: Identifying Parts And Controls

    Identifying Parts and Controls Front View Label Description Power LED indicator Solid white light indicates the monitor is turned on and functioning normally. Blinking white light indicates the monitor is in Standby Mode. About Your Monitor...

  • Page 11: Back View

    For more information, see Operating the Monitor. Mac address, Barcode, serial Refer to this label if you need to contact Dell number, and Service Tag label for technical support. The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information.

  • Page 12: Bottom View

    Bottom View 4 5 6 7 8 Label Description Security lock slot Secures monitor with security cable lock (sold separately). Connect the power cable. Power connector Connect your computer with the HDMI cable. HDMI port Connect your computer with the DisplayPort cable. DisplayPort (in) Connect to your computer using the USB-C cable.
  • Page 13 Connect speakers to playback audio through HDMI or DisplayPort audio channels. Only two-channel audio is Audio line-out supported. port NOTE: The audio line-out port does not support headphones. Connect to your computer using the USB cable (A to C or USB-C C to C).

  • Page 14: Monitor Specifications

    Monitor Specifications Model U2723QX/U2723QE U3223QE Screen type Active matrix - TFT LCD Panel Type In-plane switching Technology Aspect ratio 16:9 Viewable image dimensions Diagonal 68.47 cm (27 in.) 80.01 cm (31.5 in.) Active Area Horizontal 596.74 mm (23.49 in.) 697.31 mm (27.45 in.) Vertical 335.66 mm (13.22 in.) 392.23 mm (15.44 in.)
  • Page 15 Swivel -45° to 45° -30° to 30° Pivot -90° to 90° Cable management Dell Display Manager Easy Arrange (DDM)Compatibility and other key features Security Security lock slot (cable lock sold separately) * At panel native only, under Custom Mode preset.

  • Page 16: Resolution Specifications

    Resolution Specifications Horizontal scan range 15kHz to 140kHz Vertical scan range 23Hz to 86Hz Maximum preset resolution 3840 x 2160 at 60Hz Video display capabilities (HDMI) 480p, 576p, 720p, 1080i, 1080p Video display capabilities 480p, 576p, 720p, 1080p (DP & USB-C alternate mode) Preset Display Modes Display mode Horizontal...

  • Page 17: Dp Multi-Stream Transport (Mst) Modes

    DP Multi-Stream Transport (MST) Modes MST Source Maximum number of external monitors that can be supported Monitor 3840 x 2160 / 60Hz 3840 x 2160/60Hz NOTE: Maximum external monitor resolution with the maximum number of external monitors supported is 3840 x 2160 / 60Hz only when DSC is enabled on graphic cards or with graphic cards that support DSC.
  • Page 18 As defined in EU 2019/2021 and EU 2019/2013 (U2723QE/U3223QE only). Max brightness and contrast setting with maximum power loading on all USB ports. : 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. This document is informational only and reflects laboratory performance.

  • Page 19: Physical Characteristics

    Physical Characteristics Model U2723QX/U2723QE U3223QE Connector type • DP connector (include DP in and DP out) • HDMI connector • Audio line-out (3.5mm diameter) • USB-C (DP1.4 with DSC support, PD: 90W, 2/4 lanes switching) upstream connector • USB-C (USB 3.2 Gen2, 10 Gbps KVM) upstream connector •...
  • Page 20 Weight Weight with 9.53 kg (21.01 lb) 14.49 kg (31.94 lb) packaging Weight with stand 6.64 kg (14.64 lb) 10.36 kg (22.84 lb) assembly and cables Weight without 4.48 kg (9.88 lb) 5.65 kg (12.46 lb) stand assembly (For wall mount or VESA mount considerations - no cables)

  • Page 21: Environmental Characteristics

    Environmental Characteristics Compliant Standards • ENERGY STAR certified Monitor. • EPEAT registered where applicable. EPEAT registration varies by country. https://www.epeat.net for registration status by country. • TCO Certified & TCO Certified Edge. • RoHS Compliant. • BFR/PVC Free monitor (excluding external cables). •...

  • Page 22: Pin Assignments

    Pin Assignments DP Port (in) Pin number 20-pin side of the connected signal cable ML3(n) ML3(p) ML2(n) ML2(p) ML1(n) ML1(p) ML0(n) ML0(p) CONFIG1 CONFIG2 AUX CH (p) AUX CH (n) Hot Plug Detect Return DP_PWR About Your Monitor...
  • Page 23 DP Port (out) Pin number 20-pin side of the connected signal cable ML0(p) ML0(n) ML1(p) ML1(n) ML2(p) ML2(n) ML3(p) ML3(n) CONFIG1 CONFIG2 AUX CH(p) AUX CH(n) Hot Plug Detect Return DP_PWR About Your Monitor...
  • Page 24 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+ TMDS DATA 1 SHIELD TMDS DATA 1- TMDS DATA 0+ TMDS DATA 0 SHIELD TMDS DATA 0- TMDS CLOCK+ TMDS CLOCK SHIELD TMDS CLOCK-...
  • Page 25 USB-C Port Signal Signal SSTXp1 SSRXp1 SSTXn1 SSRXn1 VBUS VBUS SBU2 SBU1 VBUS VBUS SSRXn2 SSTXn2 SSRXp2 SSTXp2 About Your Monitor...
  • Page 26 Universal Serial Bus (USB) This section gives you information about the USB ports available on your monitor. NOTE: Up to 2A on USB downstream port (port with battery icon) with BC 1.2 compliance devices; up to 0.9A on the other USB downstream ports;...
  • Page 27 USB-C Upstream • Video DisplayPort 1.4 with DSC support (HDCP 2.2) • Data Super Speed+ 10Gbps (USB3.2 Gen2) • Power Delivery (PD) Up to 90W USB 3.2 Gen2 (10 Gbps) USB 3.2 Gen2 (10 Gbps) downstream port (Bottom) downstream port (Rear) Pin number Signal name Pin number...
  • Page 28 Mac Address (Printed on model label) Pass-thru (MAPT), Wake-on-LAN (WOL) from standby mode (S3 only) and UEFI PXE Boot function [UEFI PXE Boot is not supported on Dell Desktop PC’s (except for OptiPlex 7090/3090 Ultra Desktop)], these 3 features depend on BIOS settings and version of the OS.
  • Page 29 RJ45 Connector LED Status: Right LED Left LED Color Description Right LED Amber or Green Speed indicator: • Amber On - 1000 Mbps • Green On - 100 Mbps • Off - 10 Mbps Left LED Green Link / Activity indicator: •...

  • Page 30: Plug And Play Capability

    During the LCD monitor manufacturing process, it is not uncommon for one or more pixels to become fixed in an unchanging state which are hard to see and do not affect the display quality or usability. For more information on Dell Monitor Quality and Pixel Policy, see https://www.dell.com/pixelguidelines...

  • Page 31: Maintenance Guidelines

    Follow the instructions in the list below when cleaning the monitor: • To clean the Dell monitor screen, lightly dampen a soft, clean cloth with water. If possible, use a special screen-cleaning tissue or solution suitable for the Dell monitor screen.

  • Page 32: 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 33 4. Close the screw handle. 5. Open the protective cover on the monitor to access the VESA slot on the monitor. 6. Slide the tabs on the stand riser into the slots on the display back cover and press down the stand assembly to snap it into place. Setting Up the Monitor...
  • Page 34 7. Hold the stand riser and lift the monitor carefully, then place it on a flat surface. NOTE: Hold the stand riser firmly when lifting the monitor to avoid any accidental damage. 8. Lift the protective cover from the monitor. Setting Up the Monitor...

  • Page 35: Using The Tilt, Swivel, And Vertical Extension

    Using the Tilt, Swivel, and Vertical Extension 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 36: Rotating The Display

    90° 90° NOTE: To toggle the display setting on your Dell computer between landscape and portrait when rotating the display, download and install the latest graphics driver. To download, go to https://www.dell.com/support/ drivers and search for the appropriate driver.

  • Page 37: Configuring The Display Settings On Your Computer After Rotation

    After you have rotated the display, complete the procedure given below to configure the display settings on your computer. NOTE: If you are using the monitor with a non-Dell computer, go to the graphics card manufacturer’s website or your computer manufacturer website for information on how to rotate the contents of your display.

  • Page 38: Organizing Your Cables

    Organizing Your Cables After attaching all necessary cables to your monitor and computer, (see Connecting Your Monitor for cable attachment) organize all cables as shown above. If your cable is not able to reach your PC, you may connect directly to the PC without routing through the slot on the monitor stand.

  • Page 39: 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 DisplayPort or USB cable, and the USB-C cable from your monitor to the computer.
  • Page 40 Connecting the DP Cable Connecting the Monitor for DP Multi-Stream Transport (MST) Function NOTE: Supports the DP MST feature. To make use of this feature, your PC Graphics Card must be certified to at least DP1.2 with MST option. To get 4K 60Hz need DSC enabled Graphics cards.
  • Page 41 Supports USB Power Delivery (PD), with profiles up to 90 W. NOTE: Regardless of the power requirement/actual power consumption of your laptop, or the remaining power runtime in your battery, the Dell U2723QX/U2723QE/U3223QE monitor is designed to supply power delivery of up to 90 W to your laptop.
  • Page 42 Rated power (on laptops that have Maximum charging power USB-C with Power Delivery) 45 W 45 W 65 W 65 W 90 W 90 W 130 W Not supported Connecting the Monitor for USB-C Multi-Stream Transport (MST) Function NOTE: The maximum number of supported U2723QX/U2723QE/U3223QE via MST is subjected to the bandwith of the USB-C source.

  • Page 43: Dell Power Button Sync (Dpbs)

    Dell Power Button Sync (DPBS) • The monitor is designed with Dell Power Button Sync (DPBS) feature to allow you to control PC system power state from the monitor power button. This feature is compatible with Dell OptiPlex 7090/3090 Ultra platform, and is only supported over USB-C interface.
  • Page 44 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, and you can select Sleep/Hibernate/Shut down. NOTE: Do not select Do nothing, otherwise monitor power button cannot sync with PC system power state.

  • Page 45: Connecting The Monitor For Dpbs For The First Time

    Connecting the Monitor for DPBS for the First Time USB-C Initial monitor power state(OFF) Initial system power state(OFF) USB-C For the first time setting up the DPBS function, please follow below steps: 1. Make sure both the PC and monitor is OFF. 2.

  • Page 46: Using Dpbs Function

    Using DPBS Function When you press the monitor power button or PC power button, the Monitor / PC state is as follows: USB-C Initial monitor power state(ON) New Power state of monitor(OFF) New Power state of system(OFF) Initial system power state(ON) Press PC/Monitor power button USB-C...
  • Page 47 Slide to shut down your PC When the monitor and PC power state are both ON, while you press and hold 10 seconds on monitor power button, the PC will shut down. USB-C Press and hold 10s Setting Up the Monitor...

  • Page 48: Connecting The Monitor For Usb-C Multi-Stream Transport (Mst) Function

    Connecting the Monitor for USB-C Multi-Stream Transport (MST) function A PC is connected to two monitors in an initially OFF power state, and the PC system power state is in sync with Monitor 1 power button. When you press the Monitor 1 or PC power button, both the Monitor 1 and PC turns ON.

  • Page 49: Connecting The Monitor For Usb-C

    Connecting the Monitor for USB-C The Dell OptiPlex 7090 Ultra platform has two USB-C ports, so both Monitor 1 and Monitor 2 power state can sync with the PC. While the PC and two monitors are in an initially ON power state, by pressing the power button on Monitor 1 or Monitor 2 will turn OFF the PC, Monitor 1, and Monitor 2.
  • Page 50 Make sure to set USB-C Charging to On in Off Mode. While the PC and two monitors are in an initially OFF power state, by pressing the power button on Monitor 1 or Monitor 2 will turn ON the PC, Monitor1, and Monitor 2. USB-C USB-C port1...

  • Page 51: Securing Your Monitor Using Kensington Lock (Optional)

    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 documentation that is shipped with the lock. Secure your monitor to a table using the Kensington security lock.

  • Page 52: Removing The Monitor Stand

    Removing the Monitor Stand CAUTION: To prevent scratches on the LCD screen when removing the stand, ensure 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 53: Wall Mounting (Optional)

    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 flat table. 2.

  • Page 54: Operating The Monitor

    Operating the Monitor Power On the Monitor Press the button 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 to open the OSD Menu Launcher. 2.

  • Page 55: Using The Menu Launcher

    Joystick Functions Function Description Press Joystick to open the OSD Menu Launcher. For right and left navigation. For up and down navigation. Using the Menu Launcher Press the Joystick to open the OSD Menu Launcher. Preset Modes Menu Launcher • Toggle the Joystick Up to open the Main Menu.
  • Page 56 Menu Launcher Details The following table describes the Menu Launcher icons: Menu Launcher Icon Description Opens the On-Screen Display (OSD). Using the Main Menu. Main Menu Select to switch between the USB upstream sources in PBP mode. USB Switch (Shortcut key 1) Sets the Input Source.

  • Page 57: Front-Panel Button

    Front-Panel Button Use the buttons on the front of the monitor to adjust the image settings. Front Panel Description Use the Up (increase) and Down (decrease) buttons to adjust items in the OSD menu. Down Use the Previous button to go back to the previous menu. Previous Use the Next button to confirm your selection.

  • Page 58: Using The Main Menu

    Using the Main Menu Icon Menu and Description Submenus Brightness/ Activates Brightness/Contrast adjustment. Contrast UltraSharp 27/32 Monitor Brightness/Contrast Input Source Color Display PIP/PBP Menu Personalize Others Exit Brightness Adjusts the luminance of the backlight (Range: 0 - 100). Move the Joystick Up to increase brightness. Move the Joystick Down to decrease brightness.
  • Page 59 Icon Menu and Description Submenus Input Source Selects between different video inputs that are connected to your monitor. UltraSharp 27/32 Monitor Brightness/Contrast USB-C Input Source Color HDMI Display Auto Select PIP/PBP Auto Select for USB-C Prompt for Multiple Inputs Rename Inputs USB-C Menu Reset Input Source...
  • Page 60 Icon Menu and Description Submenus Color Adjusts the color setting mode. UltraSharp 27/32 Monitor Brightness/Contrast Preset Modes Standard Input Source Input Color Format Color Display Saturation PIP/PBP Reset Color Menu Personalize Others Exit Preset Modes When you select Preset Modes, you can choose Standard, Movie, Game, Color Temp., Color Space or Custom Color from the list.
  • Page 61 Icon Menu and Description Submenus • 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. • Color Space: Allows users to select the color space: sRGB, Rec.
  • Page 62 Icon Menu and Description Submenus Display Use the Display menu to adjust image. UltraSharp 27/32 Monitor Brightness/Contrast Aspect Ratio 16:9 Input Source Sharpness Color Response Time Normal Display Smart HDR PIP/PBP USB-C Prioritization High Data Speed Menu Multi-Monitor Sync Personalize Reset Display Others Exit...
  • Page 63 Icon Menu and Description Submenus Off: Disables Smart HDR function. NOTE: The possible peak luminance during HDR mode is 400-nits (typical). The actual value and duration during HDR playback might vary accordingly to the video content. DP Multi Stream Transport, Set to ON enables MST (DP out), Set to OFF disables MST function.
  • Page 64 Icon Menu and Description Submenus PIP/PBP This function brings up a window displaying image from another input source. UltraSharp 27/32 Monitor Brightness/Contrast PIP/PBP Mode Input Source PIP/PBP (Sub) Color USB Switch Select Display Video Swap Select PIP/PBP Audio Main Contrast (Sub) Menu Personalize Others...
  • Page 65 Icon Menu and Description Submenus PIP/PBP Mode Adjusts the PIP or PBP (Picture by Picture) mode. You can disable this feature by selecting Off. UltraSharp 27/32 Monitor Brightness/Contrast PIP/PBP Mode Input Source PIP/PBP (Sub) Color USB Switch Display Video Swap PIP/PBP Audio Contrast (Sub)
  • Page 66 Icon Menu and Description Submenus USB Switch Select to switch between the USB upstream sources in PBP mode. Move the Joystick to switch among USB upstream sources in PBP mode. Video Swap Select to swap videos between main window and sub- window in PBP mode.
  • Page 67 Icon Menu and Description 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. UltraSharp 27/32 Monitor Brightness/Contrast Language English Input Source Rotation...
  • Page 68 Icon Menu and Description Submenus Lock With the control buttons on the monitor locked, you can prevent people from accessing the controls. It also prevents accidental activation in multiple monitors side-by-side setup. UltraSharp 27/32 Monitor Brightness/Contrast Language Input Source Rotation Color Transparency Display...
  • Page 69 Icon Menu and Description Submenus Personalize UltraSharp 27/32 Monitor Brightness/Contrast Shortcut Key 1 USB Switch Input Source Shortcut Key 2 Input Source Color Shortcut Key 3 Preset Modes Display Shortcut Key 4 Brightness/Contrast PIP/PBP Shortcut Key 5 PIP/PBP Mode Power Button LED On in On Mode Menu USB-C Charging...
  • Page 70 Displays the monitor’s current settings. Press to select this function. UltraSharp 27/32 Monitor Input Source: Resolution: 3840 x 2160, 60 Hz 30-bit USB: Stream Info: 1.62Gbps USB Upstream: USB-C1 Model: Dell U2723QX/U2723QE/U3223QE Firmware: 33T101 Service Tag: CN073K0 Operating the Monitor...
  • Page 71 Icon Menu and Description Submenus DDC/CI DDC/CI (Display Data Channel/Command Interface) allows your monitor parameters (brightness, color balance, and etc.) to be adjustable 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.
  • Page 72 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.

  • Page 73: Using The Osd Lock Function

    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. UltraSharp 27/32 Monitor Brightness/Contrast Language Input Source...
  • Page 74 Use the Joystick to Lock the Button(s). Press the left directional navigation of Joystick for four seconds, a menu appears on the screen. Select Option: 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.
  • Page 75 To Unlock the Button(s). Press the left directional navigation of Joystick for four seconds until a menu appears on the screen. The following table describes the options to unlock the front-panel control buttons. Select Option: 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.

  • Page 76: Initial Setup

    Initial Setup Select OSD items of Factory Reset in Other feature, the following message will appear: Are you sure you want to reset to default settings? When you select ‘Yes‘ to reset to default settings, the following message will appear: UltraSharp 27/32 Monitor Select ‘Yes’...

  • Page 77: Osd Warning Messages

    OSD Warning Messages When the monitor does not support a particular resolution mode, you can see the following message: The current input timing is not supported by the monitor display. Please change your input timing to 3840x2160, 60Hz or any other monitor listed timing as per monitor speci cations.
  • Page 78 A message is displayed while the cable supporting DP alternate mode is connected to the monitor under the following conditions: • When Auto Select for USB-C is set to Prompt for Multiple Inputs. • When the USB-C cable is connected to the monitor. Switch to USB-C Video Input: If the monitor connect with two ports or more, when the Auto of Input Source is selected, it will turn to the next port with signal.
  • Page 79 If either DP, HDMI or USB-C input is selected and the corresponding cable is not connected, a floating dialog box as shown below appears. No DP Cable The display will go into Standby Mode in 4 minutes. www.dell.com/U2723QX/U2723QE/U3223QE No HDMI Cable The display will go into Standby Mode in 4 minutes. www.dell.com/U2723QX/U2723QE/U3223QE No USB-C Cable The display will go into Standby Mode in 4 minutes.

  • Page 80: 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): •...

  • Page 81: Multi-Monitor Sync (Mms)

    Multi-Monitor Sync (MMS) Multi-Monitor Sync allows multiple monitors that are daisy chained via DisplayPort to synchronize a pre-defined group of OSD settings in the background. An OSD option, “Multi-Monitor Sync” is available in Display Menu to allow user to enable/disable syncing. NOTE: MMS is not supported over HDMI interface.

  • Page 82: Setting Multi-Monitor Sync (Mms)

    OSD Settings to be Synchronized • Brightness • Contrast • Preset Modes • Color Temperature • Custom Color (RGB Gain) • Hue (Movie, Game mode) • Saturation (Movie, Game mode) • Response Time • Sharpness Setting Multi-Monitor Sync (MMS) During initial power on or connection of new monitor, user setting synchronization only start if MMS is On.

  • Page 83: Troubleshooting

    LED remains white. Also, depending upon the selected input, one of the dialogs shown below will continuously scroll through the screen. No DP Cable The display will go into Standby Mode in 4 minutes. www.dell.com/U2723QX/U2723QE/U3223QE No HDMI Cable The display will go into Standby Mode in 4 minutes. www.dell.com/U2723QX/U2723QE/U3223QE No USB-C Cable The display will go into Standby Mode in 4 minutes.

  • Page 84: Built-In Diagnostics

    4. This box also appears during normal system operation if the video cable becomes disconnected or damaged. 5. Turn off 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.

  • Page 85: Common Problems

    • 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: https://www.dell.com/pixelguidelines Stuck-on Pixels LCD screen has •...
  • Page 86 Common What You Possible Solutions Symptoms Experience Intermittent Monitor • Ensure that the video cable connecting the Problems malfunctions on monitor to the computer is connected properly & off and is secure. • Reset the monitor to factory settings. • Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode.

  • Page 87: Product Specific Problems

    Product Specific Problems Problem What You Possible Solutions Experience Screen image is Image is • Check the Aspect Ratio setting in the Display too small centered on menu OSD. screen, but • Reset the monitor to factory settings. does not fill entire viewing area Cannot adjust...
  • Page 88 • If the Notebook requires a >90 W power laptop, and so adaptor, it may not charge with the USB-C connection. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB-C cable is not damaged. Intermittent Intermittent •...
  • Page 89 Problem What You Possible Solutions Experience The LAN port is OS setting • Ensure that the latest BIOS and drivers for your not functioning or cable computer are installed on your computer. connection • Ensure that the RealTek Gigabit Ethernet issue Controller is installed in the Windows Device Manager.

  • Page 90: Universal Serial Bus (Usb) Specific Problems

    Universal Serial Bus (USB) Specific Problems Specific What You Possible Solutions Symptoms Experience USB interface is USB peripherals • Check that your display is turned ON. not working are not working • Reconnect the upstream cable to your computer. • Reconnect the USB peripherals (downstream connector).

  • Page 91: Appendix

    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. EU Product Database for Energy Label and Product...

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