Dell UltraSharp 24 U2422H WOST User manual

Dell UltraSharp 24 Monitor -
U2422H/U2422H WOST/U2422HX/
U2422HE
User’s Guide
Model: U2422H/U2422H WOST/U2422HX/U2422HE
Regulatory model: U2422Hb/U2422HEb

NOTE: A NOTE indicates important information 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 © 2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks
are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective
owners.
2021 - 09
Rev. A03

│  3
Contents
About Your Monitor. . . . . . . . . . . . . . . . . . . . . . . . . . 6
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Product Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Identifying Parts and Controls. . . . . . . . . . . . . . . . . . . . . 10
Front View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Back View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Monitor Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Monitor Resolution Specifications. . . . . . . . . . . . . . . . . . 19
Supported Video Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Preset Display Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Multi-Stream Transport (MST) Modes. . . . . . . . . . . . . . . . . . . . . 20
Monitor Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 20
Monitor Physical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 22
Monitor Environmental Characteristics . . . . . . . . . . . . . . . . . . . . 24
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Plug and Play Capability. . . . . . . . . . . . . . . . . . . . . . . . . . 27
Universal Serial Bus (USB) Interface . . . . . . . . . . . . . . . . 27
USB 3.2 Downstream Connector . . . . . . . . . . . . . . . . . . . . . . . . . 28
USB-C Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
USB Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
RJ45 Connector (U2422HE Only). . . . . . . . . . . . . . . . . . . . . . . . . 30
LCD Monitor Quality and Pixel Policy . . . . . . . . . . . . . . . 32
Maintenance Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . 32
Cleaning Your Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Setting Up the Monitor. . . . . . . . . . . . . . . . . . . . . . 33
Attaching the Stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

4  │ 
Organizing Your Cables . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Connecting Your Monitor . . . . . . . . . . . . . . . . . . . . . . . . . 36
Connecting the DisplayPort (DisplayPort to DisplayPort) Cable . 37
Connecting the HDMI Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Connecting the USB-C Cable (U2422HE Only) . . . . . . . . . . . . . . . 38
Connecting the Monitor for DP Multi-Stream Transport (MST)
Function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Connecting the Monitor for USB-C Multi-Stream Transport 
(MST) Function (U2422HE Only) . . . . . . . . . . . . . . . . . . . . . . . . . 39
Connecting the Monitor for RJ45 Cable (optional) 
(U2422HE Only). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Connecting the USB-C to USB-A Cable . . . . . . . . . . . . . . . . . . . . 40
Dell Power Button Sync (DPBS) (U2422HE Only). . . . . . 41
Connecting the Monitor for DPBS for the First Time . . . . . . . . . . 44
Using DPBS Function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Connecting the Monitor for USB-C Multi-Stream Transport 
(MST) Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Connecting the Monitor for USB-C . . . . . . . . . . . . . . . . . . . . . . . . 48
Using the Tilt, Swivel, and Vertical Extension . . . . . . . . . 50
Tilt, Swivel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Vertical Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Rotating the Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Rotate Clockwise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Rotate Counterclockwise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Adjusting the Rotation Display Settings of Your 
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Removing the Monitor Stand . . . . . . . . . . . . . . . . . . . . . . 54
VESA Wall Mounting (optional) . . . . . . . . . . . . . . . . . . . . 54
Operating the Monitor . . . . . . . . . . . . . . . . . . . . . . 56
Power On the Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Using the Joystick Control. . . . . . . . . . . . . . . . . . . . . . . . 56
Joystick Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

│  5
Using the Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Using the Menu Launcher . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Menu Launcher Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
OSD Menu Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
OSD Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Initial Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
OSD Warning Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Setting the KVM Switch (U2422HE Only) . . . . . . . . . . . . 78
Setting the Auto KVM (U2422HE Only). . . . . . . . . . . . . . 80
Setting the Maximum Resolution. . . . . . . . . . . . . . . . . . . 81
Multi-Monitor Sync (MMS) . . . . . . . . . . . . . . . . . . . . . . . 82
Setting Multi-Monitor Sync (MMS) . . . . . . . . . . . . . . . . . . . . . . . 83
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Self-test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Lock/Unlock Menu and Built-in Diagnostics . . . . . . . . . . 85
Locking the Power and Joystick Buttons . . . . . . . . . . . . . . . . . . . 85
Built-in Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Always On USB-C Charging (U2422HE Only) . . . . . . . . . 88
Updating Monitor Firmware . . . . . . . . . . . . . . . . . . . . . . . 88
Common Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Product Specific Problems . . . . . . . . . . . . . . . . . . . . . . . 92
Universal Serial Bus (USB) Specific Problems . . . . . . . . 93
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
FCC Notices (U.S. only) and Other Regulatory 
Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Contact Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
EU Product Database for Energy Label and Product
Information Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

6  │  About Your Monitor
About Your Monitor
Your monitor ships with the components shown in the table below. If any
component is missing, contact Dell technical support. For more information, see
Contact Dell.
NOTE: Some items may be optional and may not ship with your monitor.
Some features may not be available in certain countries.
NOTE: If you are attaching a stand that you purchased from any other
source, follow the set up instructions that were included with the
stand.
Package Contents
Display
Stand Riser
Stand Base

About Your Monitor  │  7
Power Cable (varies by
country)
DP1.4 Cable (DP to DP)
(U2422H/U2422H WOST/
U2422HE only)
Cable length: 1.80 M
USB-A to USB-C Gen2
Cable
Cable length: 1.00 M
HDMI 2.0 Cable (U2422HX
only)
Cable length: 1.80 M
USB-C to USB-C Gen2
Cable (U2422HE only)
Cable length: 1.00 M
• Quick Setup Guide
• Factory Calibration Report
• Safety, Environmental,
and Regulatory
Information

8  │  About Your Monitor
Product Features
The Dell U2422H/U2422H WOST/U2422HX/U2422HE monitor has an active
matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD) and LED backlight.
The monitor features include:
• 60.47 cm (23.80 in.) viewable area (measured diagonally). 1920 x 1080 (16:9)
resolution, plus full-screen support for lower resolutions.
• Wide viewing angle to allow viewing from a sitting or standing position.
• Color gamut of sRGB 100% and Rec. 709 100% with an average Delta E < 2;
also supports DCI-P3 85%.
• Digital connectivity with DisplayPort, HDMI, and USB-C (with DP Alternate
Mode) (U2422HE only).
• Single USB-C to supply power (PD 90 W) to a compatible notebook while
receiving video & data signal (U2422HE only).
• Tilt, swivel, height, and rotate adjustment capabilities.
• Ultra-thin bezel minimizes the bezel gap in multi-monitor usage, enabling
easier setup with an elegant viewing experience.
• Removable stand and Video Electronics Standards Association (VESA™)
100mm mounting holes for flexible mounting solutions.
• U2422H/U2422H WOST/U2422HX is equipped with 1 USB-C upstream port
(data only, USB 3.2 Gen2, 10 Gbps), 2 super speed USB 10 Gbps (USB
3.2 Gen2) Type-A downstream ports , 1 super speed USB 10 Gbps (USB
3.2 Gen2) Type-A downstream charging port , and 1 super speed USB 10
Gbps (USB 3.2 Gen2) Type-C downstream port .
• U2422HE is equipped with 1 USB-C upstream port (video and data; DP1.4
with Alternate mode, PD up to 90 W), 1 USB-C upstream port (data only,
USB 3.2 Gen2, 10 Gbps), 3 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A
downstream ports , 1 super speed USB 10 Gbps (USB 3.2 Gen2) Type-A
downstream charging port , and 1 super speed USB 10 Gbps (USB 3.2
Gen2) Type-C downstream port .
•USB-C and RJ45 ports enable a single-cable, network-connected
experience (U2422HE only).
• Plug and play capability if supported by your system.

About Your Monitor  │  9
• On-Screen Display (OSD) adjustments for ease of set-up and screen
optimization.
• Power and OSD buttons lock.
• Security lock slot.
• Stand lock.
• < 0.3 W in Standby Mode.
• Optimize eye comfort with a flicker-free screen.
WARNING: The possible long-term effects of blue light emission from
the monitor may cause damage to the eyes, including eye fatigue,
digital eye strain, and so on. ComfortView Plus feature is designed to
reduce the amount of blue light emitted from the monitor to optimize
eye comfort. The monitor uses low blue light panel and is in compliance
with TÜV Rheinland at factory reset/default setting mode (Brightness:
75%, Contrast: 75%, CCT: 6500K, Preset mode: Standard)

10  │  About Your Monitor
Identifying Parts and Controls
Front View
Front View with Monitor Stand
No. Description Use
1Power LED indicator Solid white light indicates that the
monitor is turned on and functioning
normally. Blinking white light indicates
that the monitor is in Standby Mode.

About Your Monitor  │  11
Back View
Back View with Monitor Stand
No. Description Use
1VESA mounting holes (100 mm
x 100 mm - behind the attached
VESA Cover)
Wall mount monitor using VESA-
compatible wall mount kit (100 mm x
100 mm).
2Regulatory label Lists the regulatory approvals.
3Stand release button Releases stand from the monitor.
4Barcode, serial number, and
Service Tag label
Contains monitor details and support
information. Refer to this label if you
need to contact Dell for technical
support.
5Power On/Off button To turn the monitor on or off.
6Joystick Use to control the OSD menu. (For
more Information, see Operating the
Monitor)
7Cable-management slot Use to organize cables by inserting
them through the slot.

12  │  About Your Monitor
Bottom View
U2422H/U2422H WOST/U2422HX
Bottom View without Monitor Stand
No. Description Use
1Security lock slot Secures the monitor with security lock
(security lock not included).
2Power connector Connect the power cable (shipped with your
monitor).
3HDMI port Connect your computer with the HDMI cable
(shipped with U2422HX).
4DisplayPort Connect your computer with the DisplayPort
cable.
5Stand lock feature To lock the stand to the monitor using a M3 x
6 mm screw (screw not included).

About Your Monitor  │  13
*Headphone usage is not supported for the audio line out connector.
6DisplayPort (out) DisplayPort output for MST (multi-stream
transport) capable monitor. To enable MST,
see Connecting the Monitor for DP Multi-
Stream Transport (MST) Function.
NOTE: Remove the rubber plug when using
DisplayPort out connector.
7USB-C upstream port
(data only)
Connect the USB-A to USB-C cable that
came with your monitor to the computer. This
port supports USB data transfer at 10
Gbps (USB 3.2 Gen2). Once this cable is
connected, you can use the USB connectors
on the monitor.
NOTE: USB-C is not supported on versions
of Windows prior to Windows 10.
8Super speed USB 10
Gbps (USB 3.2 Gen2)
Type-A downstream
port (2)
Connect your USB device.**
NOTE: T
o use this port, you must connect
the USB-A to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(data only) on the monitor and to your
computer.
9Audio line-out port Connect external speakers.*
10 Super speed USB 10
Gbps (USB 3.2 Gen2)
Type-A downstream
port with Power
Charging
Connect your USB device** or charge your
device
NOTE: T
o use this port, you must connect
the USB-A to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(data only) on the monitor and to your
computer.
11 USB-C downstream
port 
(10 Gbps, 15 W)
Connect your USB device.**
NOTE: T
o use this port, you must connect
the USB-A to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(data only) on the monitor and to your
computer.

14  │  About Your Monitor
**To avoid signal interference, when a wireless USB device has been connected to
a USB downstream port, it is NOT recommended to connect any other USB
devices to the adjacent port(s).
Bottom View without Monitor Stand
U2422HE
No. Description Use
1Security lock slot Secures the monitor with security lock
(security lock not included).
2Power connector Connect the power cable (shipped with your
monitor).
3HDMI port Connect your computer with the HDMI
cable.
4DisplayPort Connect your computer with the DisplayPort
cable.
5Stand lock feature To lock the stand to the monitor using a M3 x
6 mm screw (screw not included).

About Your Monitor  │  15
6USB-C upstream port
(video + data)
Connect the USB-C to USB-C cable that
came with your monitor to the computer or
mobile device. This port supports USB Power
Delivery, Data, and DisplayPort video signal.
The super speed USB 10 Gbps (USB 3.2
Gen2) Type-C port offers the fastest
transfer rate and the alternate mode with DP
1.4 supports a maximum resolution of
1920 x 1080 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 versions
of Windows prior to Windows 10.
7DisplayPort (out) DisplayPort output for MST (multi-stream
transport) capable monitor. To enable MST,
see Connecting the Monitor for DP Multi-
Stream Transport (MST) Function.
NOTE: Remove the rubber plug when using
DisplayPort out connector.
8USB-C upstream port
(data only)
Connect the USB-A to USB-C cable that
came with your monitor to the computer. This
port supports USB data transfer at 10
Gbps (USB 3.2 Gen2). Once this cable is
connected, you can use the USB connectors
on the monitor.
NOTE: USB-C is not supported on versions
of Windows prior to Windows 10.
NOTE: Remove the rubber plug when using
USB-C upstream port (data onl y)
connector.

16  │  About Your Monitor
*Headphone usage is not supported for the audio line out connector.
**To avoid signal interference, when a wireless USB device has been connected to
a USB downstream port, it is NOT recommended to connect any other USB
devices to the adjacent port(s).
9Super speed USB 10
Gbps (USB 3.2 Gen2)
Type-A downstream
port (3)
Connect your USB device.**
NOTE: T
o use this port, you must connect
the USB-C to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(video + data) (#6) or connect the USB-
A to USB-C cable (shipped with your
monitor) to the USB-C upstream port
(data onl y) (#8) on the monitor and to your
computer.
10 Audio line-out port Connect external speakers.*
11 RJ45 port Connect Internet. You can surf Internet via
RJ45 only after you have connected the USB
cable (USB-A to USB-C or USB-C to USB-
C) from the computer to the monitor.
12 Super speed USB 10
Gbps (USB 3.2 Gen2)
Type-A downstream
port with Power
Charging
Connect your USB device** or charge your
device
NOTE: T
o use this port, you must connect
the USB-C to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(video + data) (#6) or connect the USB-
A to USB-C cable (shipped with your
monitor) to the USB-C upstream port
(data onl y) (#8) on the monitor and to your
computer.
13 USB-C downstream
port 
(10 Gbps, 15 W)
Connect your USB device.**
NOTE: T
o use this port, you must connect
the USB-C to USB-C cable (shipped with
your monitor) to the USB-C upstream port
(video + data) (#6) or connect the USB-
A to USB-C cable (shipped with your
monitor) to the USB-C upstream port
(data onl y) (#8) on the monitor and to your
computer.

About Your Monitor  │  17
Monitor Specifications
Model U2422H/U2422H WOST/U2422HX/U2422HE
Screen type Active matrix - TFT LCD
Panel technology In-Plane Switching Technology
Aspect ratio 16:9
Viewable Image
Diagonal
Width (active area)
Height (active area)
To t a l a re a
604.70 mm (23.80 in.)
527.04 mm (20.75 in.)
296.46 mm (11.67 in.)
156246.28 mm2(242.15 in.2)
Pixel pitch 0.2745 mm x 0.2745 mm
Pixel per inch (PPI) 92.53
Viewing angle 178° (vertical) typical
178° (horizontal) typical
Luminance output 250 cd/m² (typical)
Contrast ratio 1000 to 1 (typical)
Faceplate coating Anti-Glare with 3H hardness
Backlight White LED edgelight system
Response time 8 ms (Normal)
5 ms (Fast)
Color depth 16.7 million colors
Color gamut sRGB 100%, Rec. 709 100%, DCI-P3 85%
Calibration accuracy sRGB & Rec. 709: Delta E < 2 (average)

18  │  About Your Monitor
*DisplayPort 1.4/MST/DP audio is supported.
**HBR3/DisplayPort 1.4/MST/DP audio is supported.
Connectivity •1xDisplayPort version 1.4 (HDCP 1.4)*
•1xHDMIport version 1.4 (HDCP 1.4)
•1xDisplayPort (Out) with MST (HDCP 1.4)
•1xUSB-Cupstreamport (video + data)
(Alternate mode with DisplayPort 1.4, Power Delivery
PD up to 90 W) (U2422HE only)**
•1xUSB-Cupstreamport (data only, 10 Gbps
USB 3.2 Gen2)
• 1 x USB-C downstream port with charging capability
at 15 W (maximum)
• 1 x super speed USB 10 Gbps (USB 3.2 Gen2) with
BC1.2 charging capability at 2 A (maximum)
• 2 x super speed USB 10 Gbps (USB 3.2 Gen2)
downstream port (for U2422H/U2422H
WOST/U2422HX)
• 3 x super speed USB 10 Gbps (USB 3.2 Gen2)
downstream port (U2422HE only)
• 1 x audio line-out port
• 1 x RJ45 port (U2422HE only)
Border width (edge of
monitor to active area)
5.30 mm (Top)
5.30 mm (Left/Right)
8.95 mm (Bottom)
Adjustability
Height adjustable stand
Ti l t
Swivel
Pivot
150 mm
-5° to 21°
-45° to 45°
-90° to 90°
Dell Display Manager
compatibility
Easy Arrange and other key features
Security Security lock slot (cable lock sold separately)

About Your Monitor  │  19
Monitor Resolution Specifications
Horizontal scan range 30 kHz to 83 kHz (automatic)
Vertical scan range 56 Hz to 76 Hz (automatic)
Maximum preset resolution 1920 x 1080 at 60 Hz
Supported Video Modes
Video display capabilities (HDMI
& DisplayPort)
480i*, 480p, 576i*, 576p, 720p, 1080i*, 1080p
Video display capabilities (HDMI
& DisplayPort & USB-C
alternate mode)
480i*, 480p, 576i*, 576p, 720p, 1080i*, 1080p
*Supported by HDMI input only.
Preset Display Modes
Model U2422H/U2422H WOST/U2422HX/
U2422HE
Model U2422H/U2422H WOST/U2422HX
Model U2422HE
Display Mode Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel
Clock
(MHz)
Sync
Polarity
(Horizontal
/Vertical)
VESA, 640 x 480 31.5 60.0 25.2 -/-
VESA, 640 x 480 37.5 75.0 31.5 -/-
IBM, 720 x 400 31.5 70.1 28.3 -/+
VESA, 800 x 600 37.9 60.3 40.0 +/+
VESA, 800 x 600 46.9 75.0 49.5 +/+
VESA, 1024 x 768 48.4 60.0 65.0 -/-
VESA, 1024 x 768 60.0 75.0 78.8 +/+

20  │  About Your Monitor
NOTE: The + or - sign in Sync polarity denotes that the video sync
signal is triggered by either the positive edge or the negative edge,
respectively.
Multi-Stream Transport (MST) Modes
Using USB-C (U2422HE only):
1920 x 1080 at 60 Hz
• HBR3: 2 (with USB-C DP Alt mode)
•HBR2:1
Using DisplayPort:
1920 x 1080 at 60 Hz
•3
Monitor Electrical Specifications
VESA, 1152 x 864 67.5 75.0 108.0 +/+
VESA, 1280 x 1024 64.0 60.0 108.0 +/+
VESA, 1280 x 1024 80.0 75.0 135.0 +/+
VESA, 1600 x 900 60.0 60.0 108.0 -/+
VESA, 1920 x 1080 67.5 60.0 148.5 +/+
MST Source Monitor Maximum Number of External Monitor that
can be Supported
1920 x 1080 at 60 Hz
MST Source Monitor Maximum Number of External Monitor that
can be Supported
1920 x 1080 at 60 Hz
Model U2422H/U2422H
WOST/U2422HX
U2422HE
Video input signals • HDMI 1.4*/DisplayPort 1.4**, 600 mV for each
differential line, 100 ohm input impedance per
differential pair
• USB-C (with Alternate mode) signal input support
(U2422HE only)***