Dell C2422HE User Manual
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Dell C2422HE User Manual

Video conferencing monitor
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Dell C2422HE
Dell C2722DE
Dell C3422WE Curved
Video Conferencing Monitor
User's Guide
Model: C2422HE/C2722DE/C3422WE
Regulatory model: C2422HEt/C2722DEt/C3422WEt

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Summary of Contents for Dell C2422HE

  • Page 1 Dell C2422HE Dell C2722DE Dell C3422WE Curved Video Conferencing Monitor User’s Guide Model: C2422HE/C2722DE/C3422WE Regulatory model: C2422HEt/C2722DEt/C3422WEt...
  • Page 2 Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell and the DELL logo are trademarks of Dell Inc.; Microsoft and Windows are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries.

  • Page 3: Table Of Contents

    Contents Safety instructions......6 About your monitor ......7 Package contents .
  • Page 4 Connecting the monitor for USB-C Multi-Stream Transport (MST) function (C2422HE/C2722DE only) .....55 Connecting the monitor for USB-C .....56 Organizing your cables .
  • Page 5 FCC notices (U.S. only) and other regulatory information . . . 114 Contacting Dell ......114 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 Contact Dell. NOTE: Some components may be optional and may not ship with your monitor.

  • Page 8: Product Features

    Transistor (TFT), Liquid Crystal Display (LCD), and LED backlight. The monitor features include: • C2422HE: 60.47 cm (23.8 in.) active area display (Measured diagonally) 1920 x 1080 (16:9) resolution, plus full-screen support for lower resolutions. • C2722DE: 68.47 cm (27.0 in.) active area display (Measured diagonally) 2560 x 1440 (16:9) resolution, plus full-screen support for lower resolutions.
  • Page 9 • Supports Picture by Picture (PBP) Select mode on C3422WE. • Allow user to switch USB KVM function in PBP mode on C3422WE. • 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 1 2 3 4 5 6 8 9 10 11 12 Label Description Microphones Monitor microphones (Mic). Mic is enabled when the webcam & Mic module is popped up. Mic is disabled when the module is retracted. Webcam lens Transmits your image in a video conference.
  • Page 11 Teams button & LED LED will light in static white when Microsoft Teams ® is signed in and running. LED will blink when there is a Teams notification. Short press on the button to bring up Teams and open notification. Hookswitch &...

  • Page 12: 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 13: Bottom View

    The USB Type-C port offer the fastest transfer rate (USB DisplayPort 3.2 Gen 1) and the alternate mode with DP 1.2 (C2422HE/ C3422WE) / DP 1.4 (C2722DE) support the following, and PD 20 V/4.5 A, 15 V/3 A, 9 V/3 A, 5 V/3 A.

  • Page 14: Monitor Specifications

    Type-B or Type-C to Type-C) from the computer to the monitor. Stand lock Lock the stand to the monitor using a M3 x 6 mm screw (screw not included). Monitor specifications Model C2422HE C2722DE C3422WE Screen type Active matrix - TFT LCD Panel Type In-plane switching Technology...
  • Page 15 Area 156246.28 mm 200301.75 mm 267773.04 mm (242.18 in. (310.47 in. (415.05 in. Pixel pitch 0.2745(H) mm x 0.2331 (H) mm x 0.2325(H) mm x 0.2745 (V) mm 0.2331 (V) mm 0.2325(V) mm Pixel per inch 92.56 108.79 109.68 (PPI) Viewing angle Horizontal 178°...
  • Page 16 3.2 Gen 1 upstream port, Power Delivery PD up to 90 W) • 1 x USB Type-C downstream (15 W), USB 3.2 Gen 1 (5 Gbps) • 1 x DP (Out) with MST (only for C2422HE/C2722DE) • 2 x super speed USB 5 Gbps (USB 3.2 Gen 1) •...

  • Page 17: Resolution Specifications

    Resolution specifications Model C2422HE C2722DE C3422WE Horizontal scan 30 kHz to 83 kHz 30 kHz to 90 kHz 30 kHz to 90 kHz range Vertical scan 56 Hz to 76 Hz range Maximum preset 1920 x 1080 at 60 Hz...

  • Page 18: Preset Display Modes

    Preset display modes C2422HE Display mode Horizontal Vertical Pixel Sync polarity frequency frequency clock (Horizontal/ (kHz) (Hz) (MHz) Vertical) VESA, 720 x 400 31.47 28.32 VESA, 640 x 480 31.47 25.17 VESA, 640 x 480 37.50 31.5 VESA, 800 x 600 37.88...
  • Page 19 C2722DE Display Mode Horizontal Vertical Pixel Clock Sync Frequency Frequency (MHz) Polarity (kHz) (Hz) (Horizontal/ Vertical) VESA, 720 x 400 31.50 70.0 28.30 VESA, 640 x 480 31.50 60.0 25.20 VESA, 640 x 480 37.50 75.0 31.50 VESA, 800 x 600 37.90 60.30 40.0...
  • Page 20 C3422WE Display Mode Horizontal Vertical Pixel Clock Sync Frequency Frequency (MHz) Polarity (kHz) (Hz) (Horizontal/ Vertical) VESA, 720 x 400 31.50 70.0 28.30 VESA, 640 x 480 31.50 60.0 25.20 VESA, 640 x 480 37.50 75.0 31.50 VESA, 800 x 600 37.90 60.30 40.0...

  • Page 21: Dp Multi-Stream Transport (Mst) Modes

    C2722DE OSD Display Info: Link Maximum number of external monitors that can be rate(current) supported 2560 x 1440 at 60 Hz HBR3(DP 1.4) HBR2(DP 1.2) NOTE: DP output for MST is supported on C2422HE and C2722DE only. About your monitor...

  • Page 22: Unified Communications (Uc) Platform Compatibility List

    Unified Communications (UC) Platform Compatibility List The table below highlights the call functions that work on the Dell Video Conferencing Monitor – C2422HE, C2722DE and C3422WE when using the following UC platforms Call Functions Bring up Answer call End call...

  • Page 23: Electrical Specifications

    Electrical specifications Model C2422HE C2722DE C3422WE Video input • Digital video signal for each differential line signals Per differential line at 100 ohm impedance • DP/HDMI/USB Type-C signal input support Input voltage/ 100-240 VAC / 50 or 100-240 VAC / 50 or...

  • Page 24: Webcam - Microphone Specifications

    Physical characteristics Model C2422HE C2722DE C3422WE Connector type • DP connector (DP in and DP out on C2422HE/C2722DE. Only DP in on C3422WE) • HDMI connector • USB Type-C connector • Audio jack • RJ45 connector • USB upstream connector x 2 •...
  • Page 25 Dimensions (with stand) Height (extended) 544.08 mm (21.40 565.57 mm (22.30 in.) 576.20 mm (22.68 in.) in.) Height (compressed) 404.08 mm (15.90 445.57 mm (17.54 in.) 456.20 mm ( 17.96 in.) in.) Width 538.64 mm (21.21 in.) 612.34 mm (24.11 in.) 815.85 mm (32.10 in.) Depth 185.00 mm (7.30 in.)

  • Page 26: Environmental Characteristics

    Non-operating 5% to 90% (non-condensing) Altitude Operating 5,000 m (16,404 ft) (maximum) Non-operating 12,192 m (40,000 ft) (maximum) Thermal dissipation C2422HE 665.37 BTU/hour (maximum) 61.42 BTU/hour (on mode) C2722DE 716.55 BTU/hour (maximum) 90.42 BTU/hour (on mode) C3422WE 750.67 BTU/hour (maximum) 108.44 BTU/hour (on mode)

  • Page 27: 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 28 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 29 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 30 USB Type-C port Signal Signal SSTXp1 SSRXp1 SSTXn1 SSRXn1 VBUS VBUS SBU2 SBU1 VBUS VBUS SSRXn2 SSTXn2 SSRXp2 SSTXp2 About your monitor...
  • Page 31 Universal Serial Bus (USB) This section gives you information about the USB ports available on your monitor. NOTE: Up to 2 A on USB downstream port (port with battery icon) with BC 1.2 compliance devices; up to 0.9 A on the other 2 USB downstream ports; Up to 3 A on USB Type-C downstream port (port with icon) with 5 V/3 A compliance devices.
  • Page 32 GREEN 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 “Driver and download” section. Network (RJ45) data rate via USB-C max speed is 1000 Mbps. NOTE: This LAN port is 1000Base-T IEEE 802.3az compliant, supporting Mac...
  • Page 33 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 34: Plug-And-Play

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

  • Page 35: Ergonomics

    Ergonomics CAUTION: Improper or prolonged usage of keyboard may result in injury. CAUTION: Viewing the monitor screen for extended periods of time may result in eye strain. For comfort and efficiency, observe the following guidelines when setting up and using your computer workstation: •...
  • Page 36 • Keep the area under your desk clear of obstructions and cables or power cords that may interfere with comfortable seating or present a potential trip hazard. monitor screen at or below eye level monitor and keyboard positioned directly in front of the user wrists relaxed and at...

  • Page 37: Handling And Moving Your Display

    Handling and moving your display To ensure the monitor is handled safely when lifting or moving it, follow the guidelines mentioned below: • Before moving or lifting the monitor, turn off your computer and the monitor. • Disconnect all cables from the monitor. •...

  • Page 38: Maintenance Guidelines

    • When lifting or moving the monitor, do not turn the monitor upside down while holding the stand base or stand riser. This may result in accidental damage to the monitor or cause personal injury. Maintenance guidelines Cleaning your monitor WARNING: Before cleaning the monitor, unplug the monitor power cable from the electrical outlet.

  • Page 39: 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 40 4. Open the protective cover on the monitor to access the VESA slot on the monitor. 5. Slide the tabs on the stand riser into the slots on the display back cover and lower the stand assembly to snap it into place. Setting up the monitor...
  • Page 41 6. 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. 7. Lift the protective cover from the monitor. Setting up the monitor...

  • Page 42: Using The Tilt, Swivel, And Vertical Extension

    Tilt, swivel and vertical extension With the stand attached to the monitor, you can tilt the monitor for the most comfortable viewing angle. C2422HE 5° 140 mm 45° 45°...

  • Page 43: Rotating The Display (C2422He/C2722De Only)

    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 44: Configuring The Display Settings On Your Computer After Rotation (C2422He/C2722De Only)

    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 45: Operating The Monitor Webcam

    Operating the monitor webcam When you want to use the monitor built-in webcam and microphone, press down on the webcam module and then release. The webcam module will pop up. Setting up the monitor...

  • Page 46: Connecting Your Monitor

    4. Select the correct input source from the OSD Menu on your monitor and then turn on your computer. NOTE: C2422HE/C3422WE default setting is DisplayPort 1.2, C2722DE default setting is DisplayPort 1.4. A DisplayPort 1.1 Graphic card may not display normally. Please refer to “product specific problems –...
  • Page 47 Connecting the DP cable Connecting the monitor for DP Multi-Stream Transport (MST) function ( C2422HE/C2722DE only DP out 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.
  • Page 48 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 C2422HE/C2722DE/C3422WE monitor is designed to supply power delivery of up to 90 W to your laptop.
  • Page 49 C2422HE/C2722DE only DP in DP out USB Type-C USB Type-C NOTE: The maximum number of supported C2422HE/C2722DE via MST is subjected to the bandwith of the USB-C source. Please refer to “product specific problems –No image when using USB Type-C MST”.

  • Page 50: Dell Power Button Sync (Dpbs)

    OptiPlex 7090/3090 Ultra USB Type-C • To make sure the DPBS function works for the first time, you should do the following steps for Dell OptiPlex 7090/3090 Ultra platform in the Control Panel first. Go to Control Panel. Select Hardware and Sound, followed by Power Options.
  • Page 51 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 52: Connecting The Monitor For Dpbs For The First Time

    Connecting the monitor for DPBS for the first time Initial monitor power state(OFF) USB Type-C Initial system power state(OFF) USB Type-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 53: Using Dpbs Function

    Using DPBS function When you press the monitor power button or PC power button, the Monitor / PC state is as follows: Initial monitor power state(ON) USB Type-C New power state of monitor(OFF) Press PC/Monitor power button New power state of system(OFF) Initial system power state(ON) USB Type-C USB Type-C...
  • Page 54 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 Type-C Press and hold 10s PC will shut down Setting up the monitor...

  • Page 55: Connecting The Monitor For Usb-C Multi-Stream Transport (Mst) Function (C2422He/C2722De Only)

    Connecting the monitor for USB-C Multi-Stream Transport (MST) function (C2422HE/C2722DE only) 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 56: 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 57 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, Monitor 1, and Monitor 2. USB Type-C USB Type-C port1...

  • Page 58: 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. 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...

  • Page 59: 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 60: Wall Mounting (Optional)

    NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum weight/load bearing capacity of 17.32 kg (38.40 lb) (C2422HE) / 22.96 kg (50.80 lb) (C2722DE) / 29.20 kg (64.24 lb) (C3422WE).

  • Page 61: Operating The Monitor

    Operating the monitor Power on the monitor Press the button to turn on the monitor. Using the joystick control Use the joystick control on the rear of the monitor to make OSD adjustments. 1. Press the joystick button to launch the OSD main menu. 2.

  • Page 62: Using The Rear-Panel Controls

    Using the rear-panel controls Use the joystick control on the rear of the monitor to adjust the display settings. As you use the button to adjust the settings, an OSD shows the numeric values of each feature as they change. Display Info The following table describes the rear-panel buttons: Options...

  • Page 63: 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. 24/27/34 Monitor Brightness/Contrast Language Input Source...
  • Page 64 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 65 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 66: 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.

  • Page 67: Using The On-Screen Display (Osd) Menu

    Using the On-Screen Display (OSD) Menu Accessing the menu system Icon Menu and Description Submenus Brightness/ Use this menu to activate Brightness/Contrast adjustment. Contrast 24/27/34 Monitor Brightness/Contrast Input Source Color Display PIP/PBP Audio Menu Personalize Others Exit Brightness Brightness adjusts the luminance of the backlight (minimum 0;...
  • Page 68 Icon Menu and Description Submenus Input Source Use the Input Source menu to select between different video inputs that are connected to your monitor. 24/27/34 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...
  • Page 69 Icon Menu and Description Submenus Reset Input Resets all settings under the Input Source menu to the Source factory defaults. Color Use the Color menu to adjust the color setting mode. 24/27/34 Monitor Brightness/Contrast Preset Modes Standard Input Source Input Color Format Color Reset Color Display...
  • Page 70 Icon Menu and Description Submenus • Standard: Default Color setting, This monitor uses a low blue light panel, and is certified by TUV to reduce blue light output and create a more relaxing and less stimulating image while reading content on the screen. •...
  • Page 71 Audio Menu Personalize Others Exit Aspect Ratio C2422HE: Adjust the image ratio to 16:9, 4:3, 5:4. C2722DE: Adjust the image ratio to 16:9,Auto Resize, 4:3, 1:1. C3422WE: Adjust the image ratio to 21:9,4:3, 5:4. Sharpness Makes the image look sharper or softer.
  • Page 72 NOTE: If your PC does not have a built-in battery pack and is powered directly from the monitor USB Type-C port (such as the Dell OptiPlex Ultra Desktop), changing USB-C Prioritization on the fly would interrupt the power from monitor to the PC. Please set...
  • Page 73 Icon Menu and Description Submenus PIP/PBP Adjusts the PIP or PBP (Picture by Picture) mode. Mode You can disable this feature by selecting Off. 24/27/34 Monitor Brightness/Contrast PIP/PBP Mode Input Source PIP/PBP (Sub) Color USB Switch Display Video Swap PIP/PBP Audio Contrast (Sub) Audio...
  • Page 74 Icon Menu and Description Submenus PIP/PBP Select between the different video signals that may be (Sub) connected to your monitor for the PBP sub-window. Press button to select the PBP sub-window source signal. 24/27/34 Monitor Brightness/Contrast PIP/PBP Mode USB-C 90 W Input Source PIP/PBP (Sub) Color...
  • Page 75 Icon Menu and Description Submenus Allows you to set the USB upstream port for the DP input signals, thus the monitor’s USB downstream port (eg. keyboard and mouse) can be used by the current input signals when you connect a computer to either one of the upstream ports.
  • Page 76 Icon Menu and Description Submenus Audio Use the Audio Settings menu to adjust the audio settings. 24/27/34 Monitor Brightness/Contrast Volume Input Source Speaker Color Reset Audio Display PIP/PBP Audio Menu Personalize Others Exit Allows you to increase the speaker volume. Volume Move the joystick up and down to adjust the volume from ‘0’...
  • Page 77 (English, Spanish, French, German, Brazilian Portuguese, Russian, Simplified Chinese, or Japanese). Rotation Rotates the OSD by 0/90/270 degrees. (C2422HE / You can adjust the menu according to your display rotation. C2722DE only) Transparency Select this option to change the menu transparency by moving the joystick up or down (min.
  • Page 78 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. 24/27/34 Monitor Brightness/Contrast Language Input Source Rotation Color Transparency Display Timer...
  • Page 79 Icon Menu and Description Submenus Shortcut key 1 Shortcut key Select from Preset Modes, Brightness/Contrast, Input Shortcut key Source, Aspect Ratio, Rotation, Display Info set as shortcut key. Shortcut key Shortcut key Power Button Allows you to set the state of the power light to save energy.
  • Page 80 Icon Menu and Description Submenus Others Select this option to adjust the OSD settings such as the DDC/CI, LCD conditioning, and so on. 24/27/34 Monitor Brightness/Contrast Display Info Select √ Input Source DDC/CI Color LCD Conditioning Display Firmware M2T101 PIP/PBP Service Tag ABCDEFG Reset Others Audio...
  • Page 81 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 82: Osd Warning Messages

    Horizontal and Vertical frequency ranges addressable by this monitor. Recommended mode is 1920 x 1080 (C2422HE) / 2560 x 1440 (C2722DE) / 3440 x 1440 (C3422WE). You can see the following message before the DDC/CI function is disabled: The function of adjusting display setting using PC application will be disabled.
  • Page 83 If you press any button other than the power button, the following messages will appear depending on the selected input: No DP Signal form your device. Press any key on the keyboard to wake up. If there is no display, press the monitor joystick to select input source.
  • Page 84 When you select ‘Yes‘ to reset to default settings, the following message will appear: 24/27/34 Monitor Select ‘Yes’ to enable the following function(s): . Always on USB-C Charging . Other USB Charging When ‘Yes’ is selected, power consumption will increase. When ‘No’ is selected, it will comply with ENERGY STAR requirements.
  • Page 85 If either USB Type-C / DP / HDMI 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/C24/27/3422XE No USB-C Cable The display will go into Standby Mode in 4 minutes. www.dell.com/C24/27/3422XE No HDMI Cable The display will go into Standby Mode in 4 minutes.
  • Page 86 If the webcam is pop in (retracted) and you press the Mute button, the following message will appear: Please pop up webcam + mic module to enable your mic When the USB upstream cable is not connected, and you press the Teams/ Hookswitch/ Mute button, the following message will appear: This function is inactive.

  • Page 87: Setting The Maximum Resolution

    2560 x 1440 (C2722DE) / 3440 x 1440 (C3422WE). 4. Click Apply. If you do not see 1920 x 1080 (C2422HE) / 2560 x 1440 (C2722DE) / 3440 x 1440 (C3422WE) as an option, you may need to update your graphics driver.

  • Page 88: Setting The Kvm Usb Switch

    3. Move the joystick right to activate the highlighted option. 4. Move the joystick right to activate the Shortcut Key 1 option. 5. Move the joystick up or down to select USB Switch. Dell 24/27/34 Monitor Brightness/Contrast Shortcut Key 1...
  • Page 89 The following are illustrations of several connection scenarios and their USB Selection menu settings, as illustrated in corresponding color frames. 1. When connecting HDMI + USB-B to computer 1 and DP + USB A to C to computer 2: HDMI USB-B USB A to C NOTE: The USB Type-C connection currently supports only data transfer.
  • Page 90 2. When connecting HDMI + USB-B to computer 1 and USB Type-C to computer HDMI USB-B USB Type-C NOTE: The USB Type-C connection currently supports video and data transfer. Ensure USB Selection for HDMI is set to USB-B. 24/27/34 Monitor Brightness/Contrast DP assign to USB-B...

  • Page 91: Setting The Auto Kvm

    Setting the Auto KVM You can follow below instruction to set up Auto KVM for your monitor: 1. Ensure that PIP/PBP Mode is Off. 24/27/34 Monitor Brightness/Contrast PIP/PBP Mode Input Source PIP/PBP (Sub) USB-C 90 W Color USB Switch Display Video Swap PIP/PBP Audio...
  • Page 92 24/27/34 Monitor Brightness/Contrast USB-C Input Source Color HDMI Display Auto Select Prompt for Multiple Inputs PIP/PBP Auto Select for USB-C Rename Inputs Audio Reset Input Source Menu Personalize Others Exit 3. Ensure that the USB ports and the video inputs are paired accordingly. 24/27/34 Monitor Brightness/Contrast DP assign to...

  • Page 93: Setting Up Windows Hello

    Setting up Windows Hello In Windows ® Click Windows start menu, click Settings. Click Accounts. Click Sign-in options. You must set up a PIN before you can enroll in Windows Hello. Operating the monitor...
  • Page 94 Click Add under PIN enter to Set up a PIN. Enter New PIN and Confirm PIN, and thenclick OK. Once you’ve done that, the options to set up Windows Hello will unlock. Click Set up under Windows Hello, enter to Windows Hello setup. Operating the monitor...
  • Page 95 The following message is displayed, click Get started. Keep looking directly at your screen and position yourself so that your face is in the center of the frame that appears on screen. The webcam will then register your face. Operating the monitor...
  • Page 96 When the following message is displayed, click Close to exit Windows Hello setup. Once you have set up, you have another option to improve the recognition. Click Improve recognition if necessary. Operating the monitor...

  • Page 97: Setting Up The Monitor Webcam As Default Setting

    If you want to set up the monitor webcam as default setting, you need disable the notebook built-in webcam. To identify the notebook built-in webcam and disable it, please follow below instructions: Right-click Dell Monitor IR Webcam, and click Properties to open the Dell Monitor IR Webcam Properties. Operating the monitor...
  • Page 98 Click Details > Property and select Hardware Ids. Operating the monitor...
  • Page 99 The Value will show the detail hardware ids of this Dell Monitor IR Webcam. The hardware ids of the notebook built-in webcam and the monitor webcam are different. For C2422HE/C2722DE/C3422WE, the monitor webcam hardware ids will show as below: Right click the PC/Notebook webcam which has different hardware ids , and then click Disable.
  • Page 100 The following message is displayed: Click Yes. The notebook webcam is now disabled and the monitor webcam will be used as the default setting. Restart the notebook. Operating the monitor...

  • Page 101: Setting Up The Monitor Speaker As Default Setting

    Click Playback devices enter to Sound setting interface. If only the HDMI or DP cable is connected from your monitor to the computer, only one speaker named DELL C2422HE/C2722DE/C3422WE from the monitor will show in the Sound setting interface. Operating the monitor...
  • Page 102 Click DELL C2422HE/C2722DE/C3422WE, and then click Set Default, the monitor speaker will be used as the default setting. Click OK to exit the Sound setting. Operating the monitor...
  • Page 103 DELL C2422HE/C2722DE/C3422WE and Echo Cancelling Speakerphone (C2422HE/C2722DE/C3422WE) respectively from the monitor will show in the Sound setting interface. The difference between DELL C2422HE/C2722DE/C3422WE and Echo Cancelling Speakerphone (C2422HE/ C2722DE/C3422WE) is only different signal source. You can choose either one to set as the default speaker for monitor.

  • Page 104: 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/C24/27/3422XE No USB-C Cable The display will go into Standby Mode in 4 minutes. www.dell.com/C24/27/3422XE 4.

  • Page 105: Built-In Diagnostics

    Built-in diagnostics Your monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. Display Info To run the built-in diagnostics: 1.

  • Page 106: Common Problems

    • 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: www.dell.com/pixelguidelines. https:// Stuck-on Pixels LCD screen has •...
  • Page 107 Experience Safety Related Visible signs of • Do not perform any troubleshooting steps. Issues smoke or sparks • Contact Dell immediately. Intermittent Monitor • Ensure that the video cable connecting Problems malfunctions on the monitor to the computer is connected &...

  • Page 108: Product Specific Problems

    Common What You Possible Solutions Symptoms Experience Mic/Webcam • Webcam module • Pop up the webcam module. does not work not pop up • Plug in the USB Cable (Type-A to Type-B or • USB cable Type-C to Type-C), and if you connect both not plug in or USB-B port and USB-C port, please switch not select the...
  • Page 109 USB Type-C connection. • Ensure that you use only Dell approved adapter or the adapter that comes with the product. • Ensure that the USB Type-C cable is not damaged.
  • Page 110 • Check if the maximum power consumption of charging charging device is over 90 W. when using • Ensure that you use only Dell approved adapter USB Type-C or the adapter that comes with the product. connection to • Ensure that the USB Type-C cable is not computer, damaged.
  • Page 111 Problem What you Possible solutions experience Monitor Monitor Use Microsoft Teams App to perform the below ® buttons (Mute buttons (Mute tasks: / Volume down / Volume down • Call Icon to accept / hang up call / Volume up / / Volume up / •...
  • Page 112 Problem What you Possible solutions experience Ethernet port Ethernet port Change the LAN Controller Power Saving from (RJ45) cannot (RJ45) cannot Enable to Disable connect to connect to internet internet on Win Microphone not Microphone not Disable Intel Smart Sound Technology for USB working or not working or not Audio driver in the Device Manager and re-boot...

  • Page 113: 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 114: 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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