Dell U4323QE UltraSharp 43 4K USB-C Hub Monitor - Users Guide
Dell U4323QE Manual
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- Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 1
Dell UltraSharp 43 4K USB-C Hub Monitor -U4323QE User's Guide Model: U4323QE Regulatory model: U4323QEt - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 2
that helps you make better use of your computer. CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2022 Dell Inc. or its subsidiaries - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 3
Contents Safety instructions 5 About your monitor 6 Package contents 6 Product features 7 Identifying parts and controls 9 Front view 9 Back view 10 Bottom view 11 Monitor specifications 13 Resolution specifications 15 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 4
setup 69 OSD warning messages 70 Setting the maximum resolution 73 Troubleshooting 74 Self-test 74 Built-in diagnostics 76 Common problems 77 Product specific problems 79 Universal Serial Bus (USB) specific problems 82 Regulatory information 83 FCC notices (U.S. Only) and other regulatory - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 5
of listening to audio at high volume through the headphones (on monitor that support it) may cause damage to your hearing ability. • Place the monitor on in the wall mounting section of the User's Guide. For information on safety instructions, see the Safety, Environmental, and Regulatory Information - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 6
About your monitor Package contents The following table provides the list of components that are shipped with your monitor. If any component is missing, contact Dell. For more information, see Contact Dell. NOTE: Some items may be optional and may not ship with your monitor. Some features may not - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 7
High Speed HDMI 1.8 M cable • Quick Setup Guide • Safety, Environmental, and Regulatory Information Product features RJ45 ports enable a single-cable, network-connected experience. • Plug and play capability if supported by your computer. • On-Screen Display (OSD) adjustments for ease of set-up and - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 8
-visible flicker, brings comfort viewing experience and prevents users from suffering eye strain and fatigue. * For Dell systems that support this feature. **Dell system that supports DPBS is listed in Dell website. DPBS function can be enabled in OSD menu under Display. WARNING: The possible long - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 9
is in Standby Mode. Connect your USB device. Quick access USB Port 2: Port with icon supports 5 V/ 3 A. USB-C data port Connect your USB device. Quick access USB Port 3: Port with battery icon supports Battery USB-A super speed 10Gps Charging Rev. 1.2. (USB3.2 Gen 2) NOTE: You can use this port - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 10
Refer to this label if you need to contact Dell for serial number, and technical support. The Service Tag is an unique Service Tag label alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information. 7 Cable - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 11
the alternate mode with DP 1.4 7 USB-C 1 upstream port (Video + Data) supporting maximum resolution of 3840 x 2160 at 60 Hz, PD 20 V/4.5 A, 15 V/3 A, 9 V/3 A, 5 V/3 A. NOTE: USB-C is not supported on Windows versions that are prior to Windows 10. 8 Audio line-out port Connect - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 12
USB-C 2 upstream port 9 (Data only) Connect to your computer using the USB cable (A to C or C to C). Once the USB cable is connected, 10 USB-C 3 upstream port you can use the USB downstream connectors on the (Data only) monitor. NOTE: Remove the rubber plug when using USB-C connector. USB - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 13
Monitor specifications Screen type Active matrix - TFT LCD Panel Type In-plane switching Technology Aspect ratio 16:9 Viewable image dimensions Diagonal 107.95 cm (42.51 in.) Active Area Horizontal 941.184 mm (37.05 in.) Vertical Area 529.416 mm (20.84 in.) 498,277.868 mm2 (772.51 in - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 14
(DDM)Compatibility Security Security lock slot (cable lock sold separately) * At panel native only, under Custom Mode preset. **Not supporting the HDMI 2.1 optional specification, including HDMI Ethernet Channel (HEC), Audio Return Channel (ARC), standard for 3D format and resolutions, standard - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 15
Resolution specifications Horizontal scan range 30 kHz to 140 kHz Vertical scan range 29 Hz to 76 Hz Maximum preset resolution 3840 x 2160 at 60 Hz Video display capabilities (HDMI) 480p, 576p, 720p, 1080i, 1080p, 2160p Video display capabilities (DP & 480p, 576p, 720p, 1080p, 2160p USB-C - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 16
Video input signals • Digital video signal for each differential line Per differential line at 100 ohm impedance • DP/HDMI/USB-C signal input support Input voltage/ 100-240 VAC / 50 or 60 Hz ± 3 Hz / 2.6 A (maximum) frequency/current Inrush current 120 V: 42 A (Max.) 240 V: 80 A (Max.) Inrush - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 17
line-out • USB-C (USB 3.2 Gen 2, 10 Gbps) upstream connector x 3 • USB-A (USB 3.2 Gen 2, 10 Gbps) downstream connector x 4 (Port with battery icon supports BC 1.2.) • RJ45 connector • USB-C (USB 3.2 Gen 2, 10 Gbps, 15W) downstream connector Signal cable type DP to DP 1.8 M cable Premium High Speed - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 18
Weight Weight with packaging 25.23 kg (55.62 lb) Weight with stand assembly and cables Weight without stand assembly (For wall mount or VESA mount considerations - no cables) Weight of stand assembly 18.55 kg (40.90 lb) 13.16 kg (29.01 lb) 4.95 kg (10.91 lb) Environmental characteristics - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 19
Pin assignments DP port (in) Pin number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 20-pin side of the connected signal cable ML3(n) GND ML3(p) ML2(n) GND ML2(p) ML1(n) GND ML1(p) ML0(n) GND ML0(p) CONFIG1 CONFIG2 AUX CH (p) GND AUX CH (n) Hot Plug Detect Return DP_PWR About your monitor | - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 20
HDMI port 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 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 21
USB-C port Pin Signal A1 GND A2 SSTXp1 A3 SSTXn1 A4 VBUS A5 CC1 A6 Dp1 A7 Dn1 A8 SBU1 A9 VBUS A10 SSRXn2 A11 SSRXp2 A12 GND Pin Signal B12 GND B11 SSRXp1 B10 SSRXn1 B9 VBUS B8 SBU2 B7 Dn1 B6 Dp1 B5 CC2 B4 VBUS B3 SSTXn2 B2 SSTXp2 B1 GND About your - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 22
5 V/3 A compliance devices. Your monitor has the following USB ports: • 4 upstream - at rear. • 5 downstream - 2 at bottom, 3 at rear. Power Charging Port - the ports with battery icon supports fast current charging capability if the device is BC 1.2 compatible. The USB-C downstream port with icon - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 23
USB 3.2 Gen 2 (10Gbps) downstream port (Bottom) 9 8 7 65 1 23 4 Pin number 1 2 3 4 5 6 7 8 9 Shell Signal name VBUS DD+ GND StdA_SSRXStdA_SSRX+ GND_DRAIN StdA_SSTXStdA_SSTX+ Shield USB 3.2 Gen 2 (10Gbps) downstream port (Rear) Pin number 1 2 3 4 5 6 7 8 9 Shell Signal name VBUS DD+ GND - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 24
USB-C downstream port (Bottom) A12 A1 B1 B12 Pin Signal Pin A1 GND B12 A2 SSTXp1 B11 A3 SSTXn1 B10 A4 VBUS B9 A5 CC1 B8 A6 Dp1 B7 A7 Dn1 B6 A8 SBU1 B5 A9 VBUS B4 A10 SSRXn2 B3 A11 SSRXp2 B2 A12 GND B1 RJ45 Port (Connector Side) GREEN PHY SIDE RJ45 CABLE - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 25
Driver installation Install the Realtek USB GBE Ethernet Controller Driver available for your system. This is available for download at https://www.dell.com/support under the Drivers & Downloads section. Network (RJ45) data rate through USB-C max speed is up to 1000 Mbps. NOTE: This LAN port is - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 26
Plug and Play capability You can connect the monitor to 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 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 27
cleaning the monitor. WARNING: Before cleaning the monitor, unplug the monitor power cable from the electrical outlet. For best practices, follow the instructions in the list below when unpacking, cleaning, or handling your monitor: • Use a clean cloth that is slightly dampened with water to clean - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 28
only for the stand that was shipped with your monitor. If you are attaching a stand that you purchased from any other source, follow the setup instructions that were included with the stand. To attach the monitor stand: 1. Align the stand base protruded blocks to the matching slot on the stand - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 29
To install the monitor stand: 1. Place the monitor with its front facing downward on it, Lift the cover to expose the VESA area for stand assembly. 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. - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 30
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. Tilt, swivel and vertical extension With the stand attached to the monitor, you can tilt the monitor for the - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 31
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 computer, you may connect directly to the computer without routing through the slot - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 32
any of the procedures in this section, follow the Safety instructions. NOTE: Dell monitors are designed to work optimally with the card with DisplayPort 1.1 may not display normally. Please refer to product specific problems - No image when using DP connection to the PC to change default setting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 33
Connecting the DP Cable Connecting the USB-C Cable (A to C) NOTE: With this connection only data is available and no video. Need another video connection for display. NOTE: Remove the rubber plug when using USB-C connector. Setting up the monitor | 33 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 34
Connecting the USB-C Cable (C to C) The USB-C port on your monitor: • Can be used as USB-C or DisplayPort 1.4, alternatively. • 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 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 35
feature to allow you to control PC system power state from the monitor power button. This feature is compatible with Dell platforms that support DPBS, and is only supported over USB-C interface. USB-C USB-C • To make sure the DPBS function works for the first time, you should do the following steps - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 36
2. Select Hardware and Sound, followed by Power Options. 3. Go to System Settings. 4. 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. 36 | Setting up the - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 37
NOTE: Do not select Do nothing, otherwise monitor power button cannot sync with PC system power state. Setting up the monitor | 37 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 38
monitor's USB-C cable via Power Delivery (PD); please set USB-C Charging 90 W to On in Off Mode. * Ensure to check the Dell PC for DBPS supportability. 38 | Setting up the monitor - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 39
of monitor(ON)* Initial system power state(OFF) USB-C Connect USB-C cable New Power state of system(ON)* USB-C * Not all Dell PC systems support to wake up the platform via the monitor. *Upon USB-C cable connection, mouse movement or keyboard press might be required to wake the system/monitor - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 40
When the monitor and PC power state are both ON, while you press and hold 4 seconds on monitor power button, the screen prompt will ask if you would like to shut down the PC. Press and hold 4s USB-C Slide to shut down your PC When the monitor and PC power state are both ON, while you press and - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 41
power button on Monitor 1 or Monitor 2 will turn OFF the PC, Monitor 1, and Monitor 2. * Ensure to check the Dell PC for DBPS supportability. NOTE: DPBS only supports the port with icon. USB-C System power state(ON) USB-C port 1 USB-C port 2 Monitor 1 USB-C Monitor 2 Pressing power button on - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 42
Ensure to set USB-C Charging 90 W 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 System power state(OFF) USB-C port 1 USB-C port 2 Monitor 1 USB-C - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 43
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. To remove the stand: 1. Place the monitor on a soft cloth or cushion. 2. Press and hold the stand-release button - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 44
(200 mm x 200 mm) or M4 x 12 mm (100 mm x 100 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. Remove the stand. For - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 45
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 launch the OSD Menu Launcher. 2. Move the joystick up/ - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 46
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. • - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 47
Menu launcher details The following table describes the Menu Launcher icons: Menu launcher icon Description Main Menu Opens the On-Screen Display (OSD). For more information, see the Using the main menu section. USB switch (Shortcut key 1) Select to switch between the USB upstream sources in - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 48
Front‑panel button Use the buttons on the front of the monitor to adjust the image settings. Front panel 1 Description Use the Up (increase) and Down (decrease) buttons to adjust items in the OSD menu. Up Down 2 Use the Previous button to go back to the previous menu. Previous 3 Use the Next - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 49
Using the main menu Icon Menu and Submenus Brightness/ Contrast Description Activates Brightness/Contrast adjustment. UltraSharp 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize 75% Others 75% Exit Brightness Contrast Adjusts the luminance - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 50
Icon Menu and Submenus Input Source Description Selects between different video inputs that are connected to your monitor. UltraSharp 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize Others USB-C 90W DP1 DP2 HDMI 1 HDMI 2 Auto Select Auto Select for - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 51
Icon Menu and Submenus Description Rename Inputs Allows you to Rename Inputs. Reset Input Source Resets all settings under the Input Source menu to the factory defaults. Press to select this function. Color Adjusts the color setting mode. UltraSharp 43 Monitor Brightness/Contrast Input Source - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 52
tint with slider set at 10,000K. • Custom Color: Allows you to manually adjust the color settings. Press the joystick left and right buttons to adjust the computer or a media player that supports RGB output. • YCbCr: Select this option if your media player supports only YCbCr output. UltraSharp 43 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 53
. Allows you to On or Off Dell Power Button Sync function. Reset Display NOTE: This feature is only supported with Dell platform which has built-in DPBS function, and is only supported over USB-C interface. Resets all settings under the Display menu to the factory defaults. Press to select this - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 54
Icon Menu and Submenus PIP/PBP Description This function brings up a window displaying image from another input source. UltraSharp 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP PIP/PBP Mode O USB Screen Partition (DP/USB-C) O Audio Menu Personalize Others Exit - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 55
Icon Menu and Submenus Description PIP/PBP Mode Adjusts the PIP or PBP (Picture by Picture) mode. You can disable this feature by selecting Off. UltraSharp 43 Monitor Brightness/Contrast O Input Source Color Display PIP/PBP PIP/PBP Mode USB Screen Partition (DP/USB-C) Audio Menu - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 56
Hz (x1) 1920 x 1080 @ 60 Hz (x4) DP Screen Partition (DP/USB-C*) Screen Partition (IMST) All Windows Native Timing that modes can be supported Yes** NOTE: * When USB-C 1 port is used as upstream port and Screen Partition is enabled, "USB-C prioritization" will be grayed out. Data and network - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 57
Icon Menu and Submenus Description PIP/PBP (Sub) Select between the different video signals that may be connected to your monitor for the PBP sub-window. Press the button to select the PBP sub-window source signal. UltraSharp 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 58
/PBP USB Audio Menu DP 1 assign to DP 2 assign to HDMI 1 assign to HDMI 2 assign to Show KVM Setup Guide USB-C 2 USB-C 2 USB-C 2 USB-C 2 Select Personalize Others Exit Show KVM Setup Guide NOTE: To prevent data damage or loss, before changing USB upstream ports, make sure that no USB storage - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 59
Icon Menu and Submenus Audio Description UltraSharp 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize Others Volume Audio Source Speaker Reset Audio 50 Window1 On Exit Volume Audio source Speaker Reset Audio Allows you to set the volume level of - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 60
Icon Menu and Submenus Menu Description 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 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize Others - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 61
Icon Menu and Submenus Lock Description 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 43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 62
Icon Menu and Submenus Description Shortcut key 1 Shortcut key 2 Shortcut key 3 Shortcut key 4 Select from Preset Modes, Brightness/Contrast, Input Source, Aspect Ratio, Rotation, PIP/PBP Mode, USB Switch, Video Swap, Volume, Display Info and Screen Partition (DP/ USB-C) set as shortcut key. - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 63
Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize Others Display Info DDC/CI HDMI CEC LCD Conditioning Firmware Service Tag Self-Diagnostics Reset Others Factory Reset Select On O O 12T105 CN073K0 Select ENERGY STAR® Exit HDMI CEC Display Info Allows you to - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 64
Brightness/Contrast Display Info Input Source DDC/CI Color HDMI CEC Display LCD Conditioning PIP/PBP On Firmware USB O Audio Service Tag Self-Diagnostics Menu Reset Others Personalize Factory Reset Others Exit LCD Conditioning Helps reduce minor cases of image retention - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 65
43 Monitor Brightness/Contrast Input Source Color Display PIP/PBP USB Audio Menu Personalize Others Display Info DDC/CI HDMI CEC LCD Conditioning Firmware Service Tag Self-Diagnostics Reset Others Factory Reset Select On O O 12T105 CN073K0 Select ENERGY STAR® Exit Operating the monitor | 65 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 66
Buttons Disable Exit The following message appears. Are you sure you want to lock the Menu Buttons? To unlock the Button, refer to the User's Guide. Yes No 2. Select Yes to lock buttons. Once locked, pressing any control button will display the lock icon . 66 | Operating the monitor - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 67
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 1 Description Select this option to lock OSD menu function. Menu button lock 2 Use this option - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 68
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 1 Description Use this option to unlock OSD menu function. - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 69
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? Yes No When you select 'Yes' to reset to default settings, the following message will appear: UltraSharp 43 Monitor Select 'Yes' to enable the - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 70
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. This means - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 71
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 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 72
. www.dell.com/U4323QE or No USB-C Cable The display will go into Standby Mode in 4 minutes. www.dell.com/U4323QE For more information, see Troubleshooting. 72 | Operating the monitor - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 73
. Depending on your computer, complete one of the following procedures: If you have a Dell desktop or laptop: • Go to https://www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. If you are using a non-Dell computer (laptop or desktop): • Go to the - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 74
Troubleshooting 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 The display will go into Standby Mode in 4 minutes. www.dell.com/U4323QE or 74 | Troubleshooting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 75
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 | 75 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 76
determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. Personalize Others Display Info DDC/CI HDMI CEC LCD Conditioning Firmware Service Tag Self-Diagnostics Reset Others Factory Reset Select On O O | Troubleshooting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 77
Missing Pixels Stuck-on Pixels Brightness Problems Safety Related Issues What you experience on Dell Monitor Quality and Pixel Policy, see Dell Support site at: https://www.dell.com/pixelguidelines. LCD troubleshooting steps. smoke or sparks • Contact Dell immediately. Troubleshooting | 77 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 78
to factory settings. • Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode. Missing Color Picture missing color • Perform monitor self-test. screen • Alternatively, use a dynamically changing time screensaver. 78 | Troubleshooting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 79
Product specific problems Problem What you experience Screen image is Image is Card certified 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 joystick key - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 80
Problem No image when using USB-C connection Set Windows to Projection mode. • Ensure that the USB-C cable is not damaged. • Verify if the device can support one of 5 V/9 V/ 15 V/20 V charging profiles. • Verify if the Notebook requires a >90 W , keeps the power button On. 80 | Troubleshooting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 81
Problem What you experience The LAN port is OS setting not functioning or cable connection issue Possible solutions • Ensure that the latest BIOS the Type-C cable and power cord of the monitor. Then, power on the computer, plug in the monitor power cord and Type-C cable. Troubleshooting | 81 - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 82
Universal Serial Bus (USB) specific problems Specific symptoms What you experience Possible solutions USB interface is USB peripherals • Check that your display is USB-extender cable to position the wireless USB receiver as far away as possible from the USB 3.0 port. 82 | Troubleshooting - Dell U4323QE | UltraSharp 43 4K USB-C Hub Monitor - Users Guide - Page 83
may not be available in your area. • To get online monitor support content, see https://www.dell.com/support/monitors. • To contact Dell for sales, technical support, or customer service issues, see https://www.dell.com/contactdell. EU product database for energy label and product information
![](/manual_guide/products/dell-u4323qe-ultrasharp-43-4k-usbc-hub-monitor-users-guide-565c0be/1.png)
Model: U4323QE
Regulatory model: U4323QEt
Dell UltraSharp 43 4K USB-C Hub
Monitor -U4323QE
User’s Guide