DELL P2422HE USB-C Monitor User Guide

P2422HE USB-C Monitor

About the Dell USB-C Monitor P2422HE/P2422HE WOST/P2722HE

The Dell USB-C Monitor P2422HE/P2422HE WOST/P2722HE is a
high-quality LCD monitor designed for professional use. It offers a
range of features and connectivity options to enhance your
productivity and user experience.

Package Contents:

• Dell USB-C Monitor
• Monitor Stand
• Power Cable
• USB Type-C Cable
• HDMI Cable
• DisplayPort Cable
• Quick Setup Guide
• Resource CD

Product Features:

• High-resolution display with excellent color accuracy

• USB Type-C connectivity for video, data, and power
  delivery

• Multiple USB ports for connecting peripherals

• DPBS (Dell Power Button Sync) function for easy power
  control

• VESA wall mounting support for flexible installation

Identifying Parts and Controls:

The monitor has different views that help you identify its
various parts and controls:

Front View:

Back View:

Bottom View:

Monitor Specifications:

The monitor specifications include:

• Model: P2422HE/P2422HE WOST/P2722HE

• Regulatory Model: P2422HEb/P2422HEc/P2722HEt

• Resolution: Refer to the Resolution Specifications section for
  details

• Plug and Play Capability

• USB Interface: USB Type-C and USB 3.2 downstream
  connectors

• RJ45 Port for network connectivity

Resolution Specifications:

The monitor supports various resolutions depending on the input
source. Please refer to the Resolution Specifications section in
the user manual for detailed information on supported
resolutions.

Product Usage Instructions:

Setting up the monitor:

1. Attach the stand to the monitor.
2. Connect the power cable to the monitor and a power outlet.

Connecting your monitor:

1. For video and data connectivity, use the provided USB Type-C
   cable, HDMI cable, or DisplayPort cable to connect your monitor to
   your computer or other compatible devices.

2. If you want to use the DPBS function, follow the instructions
   in the user manual to connect the monitor for DPBS.

3. If you want to use the USB-C Multi-Stream Transport (MST)
   function, follow the instructions in the user manual to connect the
   monitor for USB-C MST.

4. To connect additional peripherals, use the available USB ports
   on the monitor.

Organizing your cables:

To maintain a tidy workspace, consider organizing your cables
using cable management techniques. The user manual provides
guidelines on organizing your cables effectively.

Removing the monitor stand:

If you prefer to mount your monitor on a VESA-compatible wall
mount, follow the instructions in the user manual to remove the
monitor stand.

VESA wall mounting (optional):

If you wish to mount your monitor on a VESA-compatible wall
mount, refer to the VESA wall mounting section in the user manual
for detailed instructions on the installation process.

For more detailed information, including driver installation,
LCD monitor quality and pixel policy, and maintenance guidelines,
please refer to the user manual provided with your Dell USB-C
Monitor P2422HE/P2422HE WOST/P2722HE.

Dell USB-C Monitor P2422HE/P2422HE WOST/P2722HE
User’s Guide
Model: P2422HE/P2422HE WOST/P2722HE Regulatory model: P2422HEb/P2422HEc/P2722HEt

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 © 2021-2022 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 Implementers Forum. Other trademarks may be trademarks of their respective owners. 2022 – 04 Rev. A03

Contents
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. . . . . . . . . . . . . . . . . . . . . . . . . 14
Supported video modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Preset display modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 DP Multi-Stream Transport (MST) modes . . . . . . . . . . . . . . . . . . . 16 Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Pin assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Plug and play capability . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Universal Serial Bus (USB) interface . . . . . . . . . . . . . . . . 23
SuperSpeed USB 5 Gbps (USB 3.2 Gen1). . . . . . . . . . . . . . . . . . . 23 USB Type-C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 USB 3.2 downstream connector . . . . . . . . . . . . . . . . . . . . . . . . . . 24 USB Type-C connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 USB ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
RJ45 port (connector side) . . . . . . . . . . . . . . . . . . . . . . . 25
Driver installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 RJ45 connector LED status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
3

LCD monitor quality and pixel policy . . . . . . . . . . . . . . . . 27 Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Setting up the monitor . . . . . . . . . . . . . . . . . . . . . . 29
Attaching the stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Connecting your monitor . . . . . . . . . . . . . . . . . . . . . . . . . 32
Connecting the DisplayPort (DisplayPort to DisplayPort) cable. . 33 Connecting the USB Type-C cable . . . . . . . . . . . . . . . . . . . . . . . . 33 Connecting the HDMI cable (optional) . . . . . . . . . . . . . . . . . . . . . 33 Connecting the monitor for DP Multi-Stream Transport (MST) function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Connecting the monitor for USB-C Multi-Stream Transport (MST) function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Connecting the RJ45 cable (optional). . . . . . . . . . . . . . . . . . . . . . 35
Dell Power Button Sync (DPBS) . . . . . . . . . . . . . . . . . . . 35
Connecting the monitor for DPBS for the first time . . . . . . . . . . . 38 Using DPBS function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Connecting the monitor for USB-C Multi-Stream Transport (MST) function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Connecting the monitor for USB-C . . . . . . . . . . . . . . . . . . . . . . . . 42
Organizing your cables. . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Removing the monitor stand . . . . . . . . . . . . . . . . . . . . . . 44 VESA wall mounting (optional) . . . . . . . . . . . . . . . . . . . . 45
Operating the monitor . . . . . . . . . . . . . . . . . . . . . . 46
Power on the monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Using the joystick control . . . . . . . . . . . . . . . . . . . . . . . . 46 Using the On-Screen Display (OSD) menu . . . . . . . . . . . 47
Accessing the Menu Launcher . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Using the navigation keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Accessing the menu system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 OSD warning message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
4

Setting the maximum resolution . . . . . . . . . . . . . . . . . . . 65 Using the tilt, swivel, and vertical extension . . . . . . . . . . 66
Tilt, swivel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Vertical extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Rotating the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Rotate clockwise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Rotate counterclockwise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Adjusting the rotation display settings of your system . . 69
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Self-test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Built-in diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71 Common problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Product specific problems . . . . . . . . . . . . . . . . . . . . . . . . 77 Universal Serial Bus (USB) specific problems . . . . . . . . . 79
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
FCC notices (U.S. only) and other regulatory information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Contact Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 EU product database for energy label and product information sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
5

About your monitor
Package contents
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 setup instructions that were included with the stand.
Display
Stand riser
Stand base
6 About your monitor

Power cable (varies by country)
DisplayPort to DisplayPort cable (1.8 meters)
USB Type-C cable (1.8 meters)
Cable tie
· Quick Setup Guide · Safety, Environmental,
and Regulatory Information
Product features
The Dell P2422HE/P2422HE WOST/P2722HE monitor has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD) and LED backlight. The monitor features include:
· P2422HE/P2422HE WOST: 60.47 cm (23.80 in.) viewable area (measured diagonal l y). 1920 x 1080 (16:9) resolution, plus full-screen support for lower resolutions.
· P2722HE: 68.60 cm (27 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 99%. · Digital connectivity with DisplayPort, USB Type-C, and HDMI.
About your monitor 7

· Single USB Type-C to supply power (PD 65 W) to a compatible notebook while receiving video & data signal.
· 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 (VESATM)
100 mm mounting holes for flexible mounting solutions. · Equipped with 1 USB Type-C upstream port and 4 SuperSpeed USB 5 Gbps
(USB 3.2 Gen1) Type-A downstream ports. · USB-C and RJ45 ports enable a single-cable, network-connected experience. · Plug and play capability if supported by your system. · On-Screen Display (OSD) adjustments for ease of set-up and screen
optimization. · Power and joystick buttons lock. · Security lock slot. · Stand lock. · < 0.3 W in Standby Mode. · Optimize eye comfort with a flicker-free screen and low blue light feature. · The monitor uses Low Blue Light panel and is in compliance with TUV
Rheinland (Hardware Solution) at factory reset/default setting mode (Preset mode: Standard). 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.
8 About your monitor

Identifying parts and controls
Front view

Label 1

Description
Power LED indicator
Solid white light indicates that the monitor is turned on and functioning normally. Blinking white light indicates that the monitor is in Standby Mode.

About your monitor 9

Back view

Back view with monitor stand

Label 1
2 3 4 5 6
7

Description VESA mounting holes (100 mm x 100 mm – behind attached VESA Cover) Regulatory label Stand release button Barcode, serial number, and Service Tag label Power On/Off button Joystick
Cable-management slot

Use
Wall-mount the monitor using VESAcompatible wall mount kit (100 mm x 100 mm).
Lists the regulatory approvals.
Releases stand from the monitor.
Refer to this label if you need to contact Dell for technical support.
To turn the monitor on or off.
Use to control the OSD menu. (For more Information, see Operating the monitor)
Use to organize cables by inserting them through the slot.

10 About your monitor

Bottom view

Bottom view without monitor stand

Label

Description

1 Security lock slot

2 Power connector

3 HDMI port

4 Stand lock

5 DisplayPort (in)

6 DisplayPort (out)

Use
Secures the monitor with security lock (security lock not included).
Connect the power cable (shipped with your monitor).
Connect your computer with the HDMI cable.
To lock the stand to the monitor using a M3 x 6 mm screw (screw not included).
Connect your computer with the DisplayPort cable (shipped with your monitor).
DisplayPort output for MST (multi-stream transport) capable monitor. To enable MST, see Connecting the monitor for DP MultiStream Transport (MST) function.
NOTE: Remove the rubber plug when using DisplayPort out connector.

About your monitor 11

7 USB Type-C upstream Connect the USB Type-C cable that came

port

with your monitor to the computer. This port

supports USB Power Delivery, Data, and

DisplayPort video signal. The SuperSpeed

USB 5 Gbps (USB 3.2 Gen1) Type-C port

supports Alternate Mode DP1.2 with a

maximum resolution of 1920 x 1080 at 60 Hz,

PD 20 V/3.25 A, 15 V/3 A, 9 V/3 A, 5 V/3 A.

NOTE: USB Type-C is not supported on versions of Windows prior to Windows 10.

8 SuperSpeed USB

Connect your USB device.*

5 Gbps (USB 3.2 Gen1) Type-A downstream port (4)

NOTE: To use these ports, you must connect the USB Type-C cable (shipped with your monitor) to the USB Type-C upstream

port on the monitor and to your computer.

9 RJ45 port

Connect the Internet. You can surf Internet via RJ45 only after you have connected the USB Type-C cable (shipped with your monitor) from the computer to the 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).

12 About your monitor

Monitor specifications

Model

P2422HE/P2422HE WOST

P2722HE

Screen type

Active matrix – TFT LCD

Panel technology

In-Plane Switching Technology

Aspect ratio

16:9

Viewable image

Diagonal

604.70 mm (23.80 in.)

686 mm (27 in.)

Width (active area) 527.04 mm (20.75 in.)

597.89 mm (23.54 in.)

Height (active area) 296.46 mm (11.67 in.)

336.31 mm (13.24 in.)

Total area

156246.27 mm2 (242.15 in2)

201076.38 mm2 (311.67 in.2)

Pixel pitch

0.2745 mm x 0.2745 mm 0.3114 mm x 0.3114 mm

Pixel per inch (PPI) 93

82

Viewing angle

178° (vertical) typical

178° (horizontal) typical

Luminance output

250 cd/m² (typical)

300 cd/m² (typical)

Contrast ratio

1000 to 1 (typical)

Display screen coating Anti-glare treatment of the front polarizer (3H) hard coating

Color gamut

sRGB 99% (typical)

Backlight

White LED edgelight system

Response time

5 ms (Fast mode)

8 ms (Normal mode)

Color depth

16.7 million colors (8 bit)

About your monitor 13

Connectivity

· 1 x HDMI port version 1.4 (HDCP 1.4)

· 1 x DisplayPort version 1.2 (HDCP 1.4)

· 1 x DisplayPort (Out) with MST (HDCP 1.4)

· 1 x USB Type-C upstream port (Alternate mode with DisplayPort 1.2, Power Delivery PD up to 65 W)*

· 4 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) downstream port

· 1 x RJ45 port

Border width (edge of 5.38 mm (Top) monitor to active area) 5.38 mm (Left/Right)

5.99 mm (Top) 6.01 mm (Left/Right)

16.66 mm (Bottom)

17.29 mm (Bottom)

Adjustability

Height adjustable stand

150 mm

Til t

-5° to 21°

Swivel

-45° to 45°

Pivot

-90° to 90°

Cable management Yes

Dell Display Manager Easy Arrange and other key features compatibility

Security

Security lock slot (cable lock sold separately)

*DisplayPort and USB Type-C (Alternate mode with DisplayPort 1.2): HBR2 is supported.
Resolution specifications

Model Horizontal scan range Vertical scan range Maximum preset resolution

P2422HE/P2422HE WOST/P2722HE 30 to 83 kHz 56 to 76 Hz (automatic) 1920 x 1080 @ 60 Hz

14 About your monitor

Supported video modes

Model
Video display capabilities (HDMI & DisplayPort & USB Type-C alternate mode)

P2422HE/P2422HE WOST/P2722HE 480p, 576p, 720p, 1080i, 1080p

Preset display modes

Display mode
720 x 400 640 x 480 640 x 480 800 x 600 800 x 600 1024 x 768 1024 x 768 1152 x 864 1280 x 720 1280 x 720 1280 x 1024 1280 x 1024 1600 x 900-R 1920 x 1080

Horizontal frequency
(kHz)

Vertical frequency
(Hz)

31.50 31.50 37.50 37.90 46.90 48.40 60.00 67.50 45.00 56.50 64.00 80.00 60.00 67.50

70.10 59.90 75.00 60.30 75.00 60.00 75.00 75.00 59.90 74.80 60.00 75.00 60.00 60.00

Pixel clock (MHz)
28.30 25.20 31.50 40.00 49.50 65.00 78.80 108.00 74.25 95.75 108.00 135.00 108.00 148.50

Sync polarity (Horizontal /Vertical)
-/+ -/-/+/+ +/+ -/+/+ +/+ -/+ -/+ +/+ +/+ +/+ +/+

About your monitor 15

DP Multi-Stream Transport (MST) modes

MST Source Monitor 1920 x 1080 @ 60 Hz

Maximum number of external monitor that can be supported 1920 x 1080 @ 60 Hz
· 1 (via USB Type-C input) · 3 (via DisplayPort input)

NOTE: Maximum external monitor resolution supported is 1920 x 1080 60Hz only.
Electrical specifications

Model Video input signals
AC input voltage/ frequency/current Inrush current Power consumption

P2422HE/P2422HE WOST

P2722HE

· HDMI 1.4/DisplayPort 1.2*, 600 mV for each differential line, 100 ohm input impedance per differential pair

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

100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 1.50 A (typical)

100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 1.70 A (typical)

· 120 V: 40 A (Max.) at 0°C (cold start)

· 240 V: 80 A (Max.) at 0°C (cold start)

· 0.2 W (Off mode)1

· 0.20 W (Off mode)1

· 0.3 W (Standby Mode)1 · 0.20 W (Standby Mode)1

· 14.5 W (On mode)1

· 17.1 W (On mode)1

· 118 W (Max.)2

· 132 W (Max.)2

· 14.79 W (Pon)3

· 16.99 W (Pon)3

· 48.02 kWh (TEC)3

· 54.6 kWh (TEC)3

*HBR2/DisplayPort 1.2 is supported. 1 As defined in EU 2019/2021 and EU 2019/2013. 2 Max brightness and contrast setting with maximum power loading on all USB
ports.

16 About your monitor

3 Pon: 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. Your product may perform differently, depending on the software, components and peripherals you ordered and shall have no obligation to update such information.
Accordingly, the customer should not rely upon this information in making decisions about electrical tolerances or otherwise. No warranty as to accuracy or completeness is expressed or implied.

NOTE: This monitor is ENERGY STAR certified. This product qualifies for ENERGY STAR in the factory default settings which can be restored by “Factory Reset” function in the OSD menu. Changing the factory default settings or enabling other features may increase power consumption that could exceed the ENERGY STAR specified limit.
Physical characteristics

Model

P2422HE/P2422HE WOST/P2722HE

Signal cable type

· Digital: DisplayPort, 20 pins

· Digital: HDMI, 19 pins (cable not included)

· Universal Series Bus: Type-C, 24 pins

NOTE: Dell monitors are designed to work optimally with the video cables that are shipped with your monitor. As Dell does not have control over the different cable suppliers in the market, the type of material, connector and process used to manufacture these cables, Dell does not guarantee video performance on cables that are not shipped with your Dell monitor.

Dimensions (with stand)

P2422HE

P2722HE

Height (extended)

496.11 mm (19.53 in.) 534.15 mm (21.03 in.)

Height (compressed)

364.00 mm (14.33 in.) 384.15 mm (15.12 in.)

Width

537.80 mm (21.17 in.) 609.90 mm (24.01 in.)

Depth

179.57 mm (7.07 in.) 190.10 mm (7.48 in.)

About your monitor 17

Dimensions (without stand)
Height Width Depth Stand dimensions Height (extended) Height (compressed) Width Depth Base
Weight Weight with packaging Weight with stand assembly and cables Weight without stand assembly (For wall mount or VESA mount considerations – no cables) Weight of stand assembly Weight Weight with packaging Weight without stand assembly and with cables Weight without stand assembly (For wall mount or VESA mount considerations – no cables)

P2422HE/P2422HE P2722HE WOST

318.50 mm (12.54 in.) 359.60 mm (14.16 in.)

537.80 mm (21.17 in.) 609.90 mm (24.01 in.)

52.15 mm (2.05 in.) 52.15 mm (2.05 in.)

P2422HE

P2722HE

410.80 mm (16.17 in.) 428.30 mm (16.86 in.)

364.00 mm (14.33 in.) 381.50 mm (15.02 in.)

245.00 mm (9.65 in.) 268.00 mm (10.55 in.)

179.57 mm (7.07 in.) 190.10 mm (7.48 in.)

245.00 x 173.00 mm 268.00 x 185.00 mm (9.65 in. x 6.81 in.) (10.55 in. x 7.28 in.)

P2422HE

P2722HE

8.38 kg (18.47 lb)

9.62 kg (21.21 lb)

6.00 kg (13.23 lb)

7.14 kg (15.74 lb)

3.81 kg (8.40 lb)

4.92 kg (10.85 lb)

1.76 kg (3.88 lb) P2422HE WOST 6.62 kg (14.59 lb) 4.24 kg (9.35 lb)
3.81 kg (8.40 lb)

1.89 kg (4.17 lb)

18 About your monitor

Environmental characteristics

Model

P2422HE/P2422HE P2722HE WOST

Compliant standards

· ENERGY STAR certified monitor

· EPEAT registered where applicable. EPEAT registration varies by country. See www.epeat.net for registration status by country.

· RoHS-compliant

· TCO Certified & TCO Certified Edge

· BFR/PVC free monitor (excluding external cables)

· Arsenic-free glass and Mercury-free for the panel only

Temperature

Operating

0°C to 40°C (32°F to 104°F)

Non-operating

· Storage: -20°C to 60°C (-4°F to 140°F)

· Shipping: -20°C to 60°C (-4°F to 140°F)

Humidity

Operating

10% to 80% (non-condensing)

Non-operating

· Storage: 5% to 90% (non-condensing)

· Shipping: 5% to 90% (non-condensing)

Al titude

Operating

5,000 m (16,404 ft) (maximum)

Non-operating

12,192 m (40,000 ft) (maximum)

Thermal dissipation

· 403.56 BTU/hour (maximum)

· 451.44 BTU/hour (maximum)

· 49.59 BTU/hour (typical)

· 58.48 BTU/hour (typical)

About your monitor 19

Pin assignments DisplayPort connector (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) GND GND AUX (p) GND AUX (n) Hot Plug Detect Re-PWR +3.3 V DP_PWR

20 About your monitor

DisplayPort connector (out)

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 ML0 (p) GND ML0 (n) ML1 (p) GND ML1 (n) ML2 (p) GND ML2 (n) ML3 (p) GND ML3 (n) CONFIG1 CONFIG2 AUX CH (p) GND AUX CH (n) Hot Plug Detect Return DP_PWR

About your monitor 21

HDMI connector

Pin number
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

19-pin side of the connected signal cable TMDS DATA 2+ TMDS DATA 2 SHIELD TMDS DATA 2TMDS DATA 1+ TMDS DATA 1 SHIELD TMDS DATA 1TMDS DATA 0+ TMDS DATA 0 SHIELD TMDS DATA 0TMDS CLOCK+ TMDS CLOCK SHIELD TMDS CLOCKCEC Reserved (N.C. on device) DDC CLOCK (SCL) DDC DATA (SDA) DDC/CEC Ground +5 V POWER HOT PLUG DETECT

22 About your monitor

Plug and play capability
You can install the monitor in 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 that the system can configure itself and optimize the monitor settings. Most monitor installations are automatic; you can select different settings if desired. For more information about changing the monitor settings, see Operating the monitor.

Universal Serial Bus (USB) interface
This section gives you information about the USB ports that are available on the monitor.

SuperSpeed USB 5 Gbps (USB 3.2 Gen1)

Transfer speed

Data rate

SuperSpeed High speed Full speed

5 Gbps 480 Mbps 12 Mbps

Maximum power supported (each port)
4.5 W 4.5 W 4.5 W

USB Type-C USB Type-C
Video Data Power Delivery (PD)

Description DisplayPort 1.2* SuperSpeed USB 5 Gbps (USB 3.2 Gen1) Up to 65 W

*HBR2 is supported.

About your monitor 23

USB 3.2 downstream connector

Pin number 1 2 3 4 5 6 7 8 9

9-pin side of the connector VCC DD+ GND SSRXSSRX+ GND SSTXSSTX+

USB Type-C connector

Pin Number A1 A2 A3 A4 A5 A6 A7 A8 A9

Signal Name GND TX1+ TX1VBUS CC1 D+ DSBU1 VBUS

Pin Number B1 B2 B3 B4 B5 B6 B7 B8 B9

Signal Name GND TX2+ TX2VBUS CC2 D+ DSBU2 VBUS

24 About your monitor

A10

RX2-

B10

A11

RX2+

B11

A12

GND

B12

RX1RX1+ GND

USB ports · 1 USB Type-C upstream – bottom · 4 SuperSpeed USB 5 Gbps (USB 3.2 Gen1) Type-A downstream – bottom
NOTE: SuperSpeed USB 5 Gbps (USB 3.2 Gen1) functionality requires a SuperSpeed USB 5 Gbps (USB 3.2 Gen1)-capable computer.
NOTE: The USB ports on the monitor work only when the monitor is turned On or in Standby mode. If you turn Off the monitor and then turn it On, the attached peripherals may take a few seconds to resume normal functionality.
RJ45 port (connector side)

Pin number 1 2 3

Signal TD1 + TD1 TD2 +

About your monitor 25

4

TD2 –

5

CT

6

CT

7

TD3 +

8

TD3 –

9

TD4 +

10

TD4 –

11

GREEN_AMBER

12

GREEN_AMBER

13

GREEN

14

GREEN

Driver installation
Install the Realtek USB GBE Ethernet Controller Driver available for your system. This is available for download at 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 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. Functionality may vary with non-Dell PC’s.
UEFI stands for Unified Extensible Firmware Interface.

26 About your monitor

RJ45 connector LED status

Label

LED

1 Left LED

2 Right LED

Color Green
Amber or Green

Description Link/Activity indicator: · Blinking – Activity on the port. · Green On – Link is being
established. · Off – Link is not established. Speed indicator: · Amber On – 1000 Mbps · Green On – 100 Mbps · Off – 10 Mbps

NOTE: The RJ45 cable is non in-box standard accessory.
LCD monitor quality and pixel policy
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 www.dell.com/pixelguidelines.

About your monitor 27

Maintenance guidelines
Cleaning your monitor CAUTION: Read and follow the Safety instructions before 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:
· To clean your anti-static screen, lightly dampen a soft, clean cloth with water. If possible, use a special screen-cleaning tissue or solution suitable for the anti-static coating. Do not use benzene, thinner, ammonia, abrasive cleaners, or compressed air.
· Use a lightly-dampened, warm cloth to clean the monitor. Avoid using detergent of any kind as some detergents leave a milky film on the monitor.
· If you notice white powder when you unpack your monitor, wipe it off with a cloth.
· Handle your monitor with care as a darker-colored monitor may get scratched and show white scuff marks more than a lighter-colored monitor.
· To help maintain the best image quality on your monitor, use a dynamically changing screen saver and turn off your monitor when not in use.
28 About your monitor

Setting up the monitor
Attaching the stand
NOTE: The stand is not installed at the factory when shipped. NOTE: The following instructions are applicable only for attaching 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. Follow the instructions on the flaps of carton to remove the stand from the
cushion that secures it. 2. Remove the stand base and stand riser from the packaging cushion.
NOTE: The graphics are used for the purpose of illustration only. The appearance of the package cushion may vary. 3. Insert the stand base blocks fully into the stand slot. 4. Lift the screw handle and turn the screw clockwise. 5. After fully tightening the screw, fold the screw handle flat within the recess.
Setting up the monitor 29

6. Lift the cover, as shown, to access the VESA area for stand assembly.
NOTE: Before attaching the stand assembly to the display, ensure that the front plate flap is opened to allow space for assembly. 7. Attach the stand assembly to the display.
a. Fit the two tabs on the upper part of the stand to the groove on the back of the display.
b. Press the stand down till it snaps into place.
30 Setting up the monitor

8. Hold the stand riser and lift the monitor carefully, then place it on a flat surface.
NOTE: Lift the monitor carefully to prevent it from slipping or falling. 9. Remove the cover from the monitor.
Setting up the monitor 31

Connecting your monitor
WARNING: Before you begin any of the procedures in this section, follow the Safety instructions. NOTE: Dell monitors are designed to work optimally with Dell supplied inbox cables. Dell does not guarantee the video quality and performance when using non-Dell cables. NOTE: Route the cables through the cable-management slot before connecting them. NOTE: Do not connect all cables to the computer at the same time. NOTE: The graphics are used for the purpose of illustration only. The appearance of the computer may vary. To connect your monitor to the computer: 1. Turn Off your computer and disconnect the power cable. 2. Route the power cable through the cable-management slot on the stand and
then connect it to the monitor.
3. Connect the DisplayPort, USB Type-C, or HDMI cable from your monitor to the computer.
32 Setting up the monitor

Connecting the DisplayPort (DisplayPort to DisplayPort) cable
Connecting the USB Type-C cable
NOTE: Use the USB Type-C cable shipped with monitor only. · This port supports DisplayPort Alternate Mode (DP1.2 standard only). · The USB Type-C power delivery compliant port (PD Version 3.0) delivers up
to 65 W of power. · If your notebook requires more than 65 W to operate and the battery is
drained, it may not be powered up or charged with the USB PD port of this monitor. Connecting the HDMI cable (optional)
Setting up the monitor 33

Connecting the monitor for DP Multi-Stream Transport (MST) function
NOTE: This monitor supports the DP MST feature. To make use of this feature, your PC Graphics Card must be certified to DP1.2 with MST option. NOTE: Remove the rubber plug when using DP out connector. Connecting the monitor for USB-C Multi-Stream Transport (MST) function
NOTE: The maximum number of supported monitors via MST is subjected to the bandwidth of the USB-C source. NOTE: Remove the rubber plug when using the DP out connector.
34 Setting up the monitor

Connecting the RJ45 cable (optional)
NOTE: The RJ45 cable is not an in-box standard accessory.
Dell Power Button Sync (DPBS)
Your 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 only supported with Dell platform which has built-in DPBS function, and is only supported over USB-C interface.
To make sure the DPBS function works for the first time, perform the following steps on the DPBS supported platform in the Control Panel first.
NOTE: DPBS only supports the USB Type-C upstream port.
Setting up the monitor 35

1. Go to Control Panel. 2. Select Hardware and Sound, followed by Power Options. 3. Go to System Settings. 36 Setting up the monitor

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. You can select Sleep/Hibernate/Shut down.
NOTE: Do not select “Do nothing”, otherwise the monitor power button will not be able to sync with PC system power state.
Setting up the monitor 37

Connecting the monitor for DPBS for the first time
For the first time setting up the DPBS function: 1. Make sure both the PC and the monitor are OFF. 2. Press the monitor power button to turn ON the monitor. 3. Connect the USB-C cable from the PC to the monitor. 4. Both the monitor and PC will turn ON normally except Dell Optiplex 7090/ 3090 Ultra platform. 5. When you connect the Dell Optiplex 7090/3090 Ultra platform, you may see both the monitor and PC will turn ON momentarily. Wait for a while (approximately 6 seconds) and both the PC and monitor will turn OFF. When you press either the monitor power button or PC power button, both the PC and monitor will turn ON. The PC system power state is in sync with the monitor power button. NOTE: When the monitor and PC are both at power OFF state for the first time, it is recommended that you turn ON the monitor first, then connect the USB-C cable from the PC to the monitor. NOTE: You can power the Dell PC Ultra platform using its DC adaptor jack. Alternatively, you can power the Dell PC Ultra platform using the monitor’s USB-C cable via Power Delivery (PD); please set USB-C Charging 65W to On in Off Mode.
*Ensure to check the Dell PC for DPBS supportability.
38 Setting up the monitor

Using DPBS function Waking on the USB-C cable When you connect the USB-C cable, the Monitor/PC state is as follows:
*Not all Dell PC systems support to wake up the platform via the monitor.
When you press the monitor power button or PC power button, the Monitor/PC state is as follows:
Setting up the monitor 39

· When the monitor and the PC power state are both ON, press and hold the monitor power button for 4 seconds, the screen prompt will ask if you would like to shut down the PC.
· When the monitor and the PC power state are both ON, press and hold the monitor power button for 10 seconds, the PC will shut down.
40 Setting up the monitor

Connecting the monitor for USB-C Multi-Stream Transport (MST) function A PC is connected to two monitors in an initial OFF power state, and the PC system power state is in sync with Monitor 1 power button. When you press Monitor 1 or PC power button, both Monitor 1 and PC turns ON. Meanwhile, Monitor 2 will remain OFF. You need to manually press the power button on Monitor 2 to turn it ON.
Similarly, a PC is connected to two monitors in an initial ON power state, and the PC system power state is in sync with Monitor 1 power button. When you press Monitor 1 or PC power button, both Monitor 1 and PC turns OFF. Meanwhile, Monitor 2 will be in Standby mode. You need to manually press the power button on Monitor 2 to turn it OFF.
Setting up the monitor 41

Connecting the monitor for USB-C The Dell PC Ultra platform has two USB-C ports, so both Monitor 1 and Monitor 2 power state can sync with the PC. When the PC and two monitors are in an initial ON power state, pressing the 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 DPBS supportability.
NOTE: DPBS only supports the USB Type-C upstream port.
42 Setting up the monitor

Ensure to set USB-C Charging 65W to On in Off Mode. When the PC and two monitors are in an initial OFF power state, pressing the power button on Monitor 1 or Monitor 2 will turn ON the PC, Monitor 1, and Monitor 2.
Setting up the monitor 43

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.
Removing the monitor stand
NOTE: 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 removing the stand that was shipped with your monitor. If you are removing a stand that you purchased from any other source, follow the setup instructions that were included with the stand.
To remove the stand: 1. Place the monitor on a soft cloth or cushion. 2. Press and hold the stand release button. 3. Lift the stand up and away from the monitor.
44 Setting up the monitor

VESA wall mounting (optional)
(Screw dimension: M4 x 10 mm). Refer to the instructions that come with the VESA-compatible wall mounting kit.
1. Place the monitor panel on a soft cloth or cushion on a stable flat table. 2. Remove the stand. (See Removing the monitor stand) 3. Use a Phillips crosshead screwdriver to remove the four screws securing the
plastic cover. 4. Attach the mounting bracket from the wall mounting kit to the monitor. 5. Mount the monitor on the wall. For more information, see the documentation
that is shipped with the wall mounting kit. NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum weight or load bearing capacity of 15.24 kg (P2422HE/ P2422HE WOST)/ 19.68 kg (P2722HE).
Setting up the monitor 45

Operating the monitor
Power on the monitor
Press the Power button to turn On the monitor.

Using the joystick control
Use the joystick control on the rear of the monitor to make On-Screen Display (OSD) adjustments.

1. Press the joystick to launch the Menu Launcher. 2. Move the joystick up/down/left/right to toggle between options.

3. Press the joystick again to confirm the selection.

Joystick

Description

· When there is no OSD on the screen, press the joystick to launch the Menu Launcher. See Accessing the Menu Launcher.
· When the OSD is displayed, press the joystick to confirm the selection or save the settings.

46 Operating the monitor

· For 2-way (right and left) directional navigation. · Move right to enter the submenu. · Move left to exit from the submenu.
· For 2-way (up and down) directional navigation. · Toggles between the menu items. · Increases (up) or decreases (down) the parameters of selected
menu item.
Using the On-Screen Display (OSD) menu
Accessing the Menu Launcher When you toggle or press the joystick, the Menu Launcher appears to let you access the OSD main menu and shortcut functions, To select a function, move the joystick.

The following table describes the Menu Launcher functions:

Label 1

Icon Menu

Description
To launch the On-Screen Display (OSD) main menu. See Accessing the menu system.

Operating the monitor 47

2

When you move the joystick to the left or right to

toggle between the shortcut functions, the selected

item will be highlighted and shifted to the center

position. Press the joystick to enter its submenu. After

you change the settings, press the joystick to save the

changes before proceeding to another function or

exit.

Shortcut functions

· Input Source: To choose an input source from the list of video signals that may be connected to your monitor.
· Preset Modes: To choose a preferred color mode from the list of preset modes.

· Brightness/Contrast: To access the adjustment sliders of brightness and contrast.

NOTE: You can set your preferred shortcut keys. See Personalize for details.

3

To exit the Menu Launcher.

Exit
Using the navigation keys When the OSD main menu is active, move the joystick to configure the settings, following the navigation keys displayed below the OSD.

After you change the settings, press the joystick to save the changes before proceeding to another menu or exit the OSD menu.
NOTE: To exit the current menu item and return to the previous menu, move the joystick to the left until you exit.

48 Operating the monitor

Accessing the menu system

NOTE: After you change the settings, press the joystick to save the changes before proceeding to another menu or exit the OSD menu.

Icon

Menu and

Submenus

Description

Brightness/ Activate Brightness/Contrast adjustment. Contrast

Brightness Contrast

Adjusts the luminance of the backlight.
Move the joystick up to increase the brightness level or move the joystick down to decrease the brightness level (min. 0 / max. 100).
Adjusts the Brightness first, and then adjust the Contrast only if further adjustment is necessary.
Move the joystick up to increase the contrast level or move the joystick down to decrease the contrast level (min. 0 / max. 100).
The Contrast function adjusts the degree of difference between darkness and lightness on the monitor screen.

Operating the monitor 49

Input Source Selects between the different video signals that may be connected to your monitor.

USB-C

65W Select the USB-C 65W input when you are using the USB Type-C connector. Press the joystick to confirm the selection.

DP

Select the DP input when you are using the

DisplayPort (DP) connector. Press the joystick to

confirm the selection.

HDMI

Select the HDMI input when you are using the HDMI connector. Press the joystick to confirm the selection.

Auto Select Allows you to scan for available input sources. The default is On.

50 Operating the monitor

Auto Select for USB-C
Rename Inputs
Reset Input Source

Allows you to set Auto Select for USB-C to:
· Prompt for Multiple Inputs: Always displays the “Switch to USB-C Video Input” message for you to choose whether to switch or not.
· Yes: Always switches to USB-C video input (without asking) when the USB Type-C cable is connected.
· No: Never automatically switches to USB-C video input when the USB Type-C cable is connected.
Press the joystick to confirm the selection.
NOTE: The option is available only when Auto Select is on.
Allows you to specify a preset input name for the selected input source. The preset options are PC, PC 1, PC 2, Laptop, Laptop 1, and Laptop 2. The default setting is Off.
NOTE: When you perform a rename for the USB-C input, the wattage value remains after the specified option, e.g., PC 1 65W. NOTE: It is not applicable for the input names shown in the warning messages and Display Info.
Resets your monitor input settings to the factory settings.

Operating the monitor 51

Color

Adjusts the color setting mode.

Preset Modes Allows you to choose from the list of preset color modes. Press the joystick to confirm the selection.
· Standard: Loads the monitor’s default color settings. This is the default preset mode.
· Movie: Loads color settings ideal for movies. · Game: Loads color settings ideal for most gaming
applications. · Warm: Presents colors at lower color
temperatures. The screen appears warmer with a red/yellow tint.
52 Operating the monitor

Preset Modes
Input Color Format

· Cool: Presents colors at higher color temperatures. The screen appears cooler with a blue tint.
· Custom Color: Allows you to manually adjust the color settings. Move the joystick to adjust the R/ G/B color values and create your own preset color mode.
Allows you to set the video input mode to:
· RGB: Select this option if your monitor is connected to a computer or a media player that supports RGB output.
· YCbCr: Select this option if your media player supports only YCbCr output.
Press the joystick to confirm the selection.

Hue

Shifts the color of the video image to green or

purple. This is used to adjust the desired flesh tone

color. Move the joystick to adjust the hue level from

‘0’ to ‘100’.

NOTE: Hue adjustment is available only when you select Movie or Game preset mode.

Operating the monitor 53

Saturation
Reset Color Display

Adjusts the color saturation of the video image. Move the joystick to adjust the saturation level from ‘0’ to ‘100’.
NOTE: Saturation adjustment is available only when you select Movie or Game preset mode.
Resets your monitor’s color settings to the factory settings.
Use the Display menu to adjust images.

Aspect Ratio Sharpness
Response Time MST
Reset Display

Adjusts the image ratio to 16:9, 4:3, or 5:4.
This feature can make the image look sharper or softer.
Move the joystick to adjust the sharpness level from ‘0’ to ‘100’.
Allows you to set the Response Time to Normal or Fast.
DisplayPort Multi Stream Transport. The default setting is Off. To enable MST (DP out), select On.
NOTE: When the DisplayPort/USB Type-C cable and the DP downstream cable are connected, the OSD will set MST to On automatically. This action will only be done once after Factory Reset or Reset Display is selected.
Resets all display settings to the factory preset values.

54 Operating the monitor

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.

Language Rotation
Transparency Timer

Sets the OSD display to one of the eight languages (English, Spanish, French, German, Brazilian Portuguese, Russian, Simplified Chinese, or Japanese).
Press the joystick to rotate the OSD and the screen by 0/90/180/270 degrees.
You can adjust the menu according to your display rotation.
Select this option to change the menu transparency by moving the joystick (min. 0 / max. 100).
Sets the length of time the OSD will remain active after the last time you pressed a button.
Move the joystick to adjust the slider in 1 second increments, from 5 to 60 seconds.

Operating the monitor 55

Lock

With the control buttons on the monitor locked, you can prevent people from accessing the controls.

Reset Menu

· Menu Buttons: All joystick functions are locked and not accessible by the user.
· Power Button: Only the Power button is locked and not accessible by the user.
· Menu + Power Buttons: Both the joystick & Power button are locked and not accessible by the user.
The default setting is Disable.
Alternative Lock Method: You can move and hold the joystick up/down/left/right for 4 seconds to set the lock options via the pop-up menu, and then press the joystick to confirm the configuration.
NOTE: To unlock the button(s), move and hold the joystick up/down/left/right for 4 seconds, and then press the joystick to confirm the changes and close the pop-up menu.
Resets all OSD settings to the factory preset values.

56 Operating the monitor

Personalize

Shortcut Key 1 Shortcut Key 2 Shortcut Key 3

Allows you to choose a feature from Preset Modes, Brightness/Contrast, Input Source, Aspect Ratio, Rotation, or Display Info and set it as a shortcut key.

Power Button Allows you to set the power LED indicator on or off

LED

to save energy.

USB-C Charging
65W

The default setting is Off in Off Mode. Selecting On in Off Mode may automatically charge your notebook or mobile devices through the USB Type-C cable even when the monitor is in off mode.

Other USB Charging

Allows you to enable or disable USB Type-A (Downstream Ports) charging function during monitor standby mode.

Reset

Resets all settings under the Personalize menu to

Personalization the factory preset values.

Operating the monitor 57

Others

Select this menu to adjust the OSD settings, such as DDC/CI, LCD Conditioning, and so on.

Display Info DDC/CI

Displays the monitor’s current settings.
DDC/CI (Display Data Channel/Command Interface) allows you to adjust the monitor settings using 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.

58 Operating the monitor

LCD Conditioning

Helps reduce minor cases of image retention. Depending on the degree of image retention, the program may take some time to run. You can enable this feature by selecting On.

Firmware Service Tag
Reset Others Factory Reset

Displays the firmware version of your monitor.
Displays the service tag of your monitor. This string is required when you look for phone support, check your warranty status, update drivers on Dell’s website, etc.
Resets all settings under the Others menu to the factory preset values.
Restore all preset values to the factory default settings. These are also the settings for ENERGY STAR® tests.

Operating the monitor 59

OSD warning message When the monitor does not support a particular resolution mode, you will see the following message:
This means that the monitor cannot synchronize with the signal that it is receiving from the computer. See Monitor specifications for the Horizontal and Vertical frequency ranges addressable by this monitor. The recommended mode is 1920 x 1080. You will see the following message before the DDC/CI function is disabled:
60 Operating the monitor

When you adjust the Brightness level above the default level for the first time, the following message appears:
NOTE: If you select Yes, the message will not appear the next time you change the Brightness setting. When you change the default setting of power saving features for the first time, such as USB-C Charging 65W or Other USB Charging, the following message appears:
NOTE: If you select Yes for either of the features mentioned above, the message will not appear the next time you change the settings of these features. When you perform a factory reset, the message will appear again. When the monitor goes into Standby mode, the following message appears:
Activate the computer and wake up the monitor to gain access to the OSD.
Operating the monitor 61

The OSD functions only in the normal operation mode. If you press the joystick during the Standby mode, the following message will appear depending on the selected input:
Activate the computer and the monitor to gain access to the OSD. NOTE: The message may be slightly different according to the connected input signal.
If either USB Type-C, DisplayPort, or HDMI input is selected and the corresponding cable is not connected, the following message will appear:
or
NOTE: The message may be slightly different according to the connected input signal.
62 Operating the monitor

When the monitor is under DP/HDMI input and a USB Type-C cable is connected to a notebook that supports DP Alternate Mode, if Auto Select for USB-C is enabled, the following message appears:
You will see the following message before the Lock function is activated:
NOTE: The message may be slightly different according to the selected settings. When Factory Reset is selected, the following message appears:
Operating the monitor 63

When Yes is selected, the following message appears. See Troubleshooting for more information. 64 Operating the monitor

Setting the maximum resolution
NOTE: The steps may vary slightly depending on the version of Windows you have. To set the maximum resolution for the monitor: In Windows 7, Windows 8, and Windows 8.1: 1. For Windows 8 and Windows 8.1 only, select the Desktop tile to switch to
classic desktop. 2. Right-click on the desktop and click Screen Resolution. 3. If you have more than one monitor connected, ensure that you select
P2422HE/P2722HE. 4. Click the Screen Resolution dropdown list and select 1920 x 1080. 5. Click OK. In Windows 10 and Windows 11: 1. Right-click on the desktop and click Display settings. 2. If you have more than one monitor connected, ensure to select P2422HE/
P2722HE. 3. Click the Display Resolution dropdown list and select 1920 x 1080. 4. Click Keep changes. If you do not see 1920 x 1080 as an option, you must update your graphics driver to the latest version. 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 support site for your computer and download the latest graphic drivers.
· Go to your graphics card website and download the latest graphic drivers.
Operating the monitor 65

Using the tilt, swivel, and vertical extension
NOTE: The following instructions are applicable only for attaching 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. Tilt, swivel With the stand attached to the monitor, you can tilt and swivel the monitor for the most comfortable viewing angle.
NOTE: The stand is not installed at the factory when shipped. Vertical extension
NOTE: The stand extends vertically up to 150 mm. The figure below illustrates how to extend the stand vertically.
66 Operating the monitor

Rotating the monitor
Before you rotate the monitor, your monitor should be fully vertically extended (Vertical extension) and fully tilted up to avoid hitting the bottom edge of the monitor.
Rotate clockwise
Operating the monitor 67

Rotate counterclockwise
NOTE: To use the Display Rotation function (Landscape versus Portrait view) with your Dell computer, you require an updated graphics driver that is not included with this monitor. To download the graphics driver, go to www.dell.com/support and see the Download section for Video Drivers for latest driver updates. NOTE: When in the Portrait View Mode, you may experience performance degradation in graphic-intensive applications (3D Gaming and etc.).
68 Operating the monitor

Adjusting the rotation display settings of your system
After you have rotated your monitor, you need to complete the procedure below to adjust the Rotation Display Settings of your system.
NOTE: If you are using the monitor with a non-Dell computer, you need to go the graphics driver website or your computer manufacturer website for information on rotating the ‘contents’ on your display. To adjust the Rotation Display Settings: 1. Right-click on the desktop and click Properties. 2. Select the Settings tab and click Advanced. 3. If you have an ATI graphics card, select the Rotation tab and set the
preferred rotation. 4. If you have an nVidia graphics card, click the nVidia tab, in the left-hand
column select NVRotate, and then select the preferred rotation. 5. If you have an Intel® graphics card, select the Intel graphics tab, click
Graphic Properties, select the Rotation tab, and then set the preferred rotation. NOTE: If you do not see the rotation option or it is not working correctly, go to www.dell.com/support and download the latest driver for your graphics card.
Operating the monitor 69

Troubleshooting
WARNING: Before you begin any of the procedures in this section, follow the Safety instructions.
Se l f-test
Your monitor provides a self-test feature that allows you to check whether your monitor is functioning properly. If your monitor and computer are properly connected but the monitor screen remains dark, run the monitor self- test by performing the following steps:
1. Turn off both your computer and the monitor. 2. Unplug the video cable from the computer. 3. Turn on the monitor. If the monitor cannot sense a video signal and is working correctly, the following message will appear:
or
NOTE: The message may be slightly different according to the connected input signal. NOTE: While in self-test mode, the power LED remains white. 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.
70 Troubleshooting

If your monitor screen remains blank after you use the previous procedure, check your video controller and computer, because your monitor is functioning properly.
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. To run the built-in diagnostics:
1. Ensure that the screen is clean (no dust particles on the surface of the screen).
2. Move and hold the joystick up/down/left/right for about 4 seconds until a pop-up menu appears.
Troubleshooting 71

3. Move the joystick to highlight the Diagnostic icon joystick to confirm. A gray test pattern appears.

and then press the

4. Carefully inspect the screen for abnormalities. 5. Press the joystick to change the test patterns. 6. Repeat steps 4 and 5 to inspect the display in red, green, blue, black, white,
and text screens. 7. Press the joystick to end the diagnostic program.

72 Troubleshooting

Common problems
The following table contains general information about common monitor problems you might encounter and the possible solutions:

Common symptoms No Video/Power LED off
No Video/Power LED on
Poor Focus
Shaky/Jittery Video

What you experience

Possible solutions

No picture

· Ensure that the video cable connecting the monitor and the computer is properly connected and secure.

· Verify that the power outlet is functioning properly using any other electrical equipment.

· Ensure that the power button is pressed fully.

· Ensure that the correct input source is selected in the Input Source menu.

No picture or no · Increase brightness & contrast

brightness

controls via OSD.

· Perform monitor self-test feature check.

· Check for bent or broken pins in the video cable connector.

· Run the built-in diagnostics.

· Ensure that the correct input source is selected in the Input Source menu.

Picture is fuzzy, · Eliminate video extension cables. blurry, or ghosting · Reset the monitor to factory settings.

· Change the video resolution to the correct aspect ratio.

Wavy picture or fine movement

· Reset the monitor to factory settings. · Check environmental factors.

· Relocate the monitor and test in another room.

Troubleshooting 73

Missing Pixels
Stuck-on Pixels
Brightness Problems Geometric Distortion Horizontal/ Vertical Lines

LCD screen has spots

· Cycle power On-Off.
· Pixel that is permanently Off is a natural defect that can occur in LCD technology.

· For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/ pixelguidelines.

LCD screen has bright spots

· Cycle power On-Off.
· Pixel that is permanently off is a natural defect that can occur in LCD technology.

· For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/ pixelguidelines.

Picture too dim or · Reset the monitor to factory settings.

too bright

· Adjust brightness & contrast controls

via OSD.

Screen not

· Reset the monitor to factory settings.

centered correctly

Screen has one or more lines

· Reset the monitor to factory settings.
· Perform monitor self-test feature check and determine if these lines are also in self-test mode.

· Check for bent or broken pins in the video cable connector.

· Run the built-in diagnostics.

74 Troubleshooting

Synchronization Problems
Safety Related Issues Intermittent Problems
Missing Color

Screen is scrambled or appears torn

· Reset the monitor to factory settings.
· Perform monitor self-test feature check to determine if the scrambled screen appears in self-test mode.

· Check for bent or broken pins in the video cable connector.

· Restart the computer in the safe mode.

Visible signs of · Do not perform any troubleshooting

smoke or sparks

steps.

· Contact Dell immediately.

Monitor

· Ensure that the video cable

malfunctions on & connecting the monitor to the

off

computer is connected properly 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.

Picture missing color

· Perform monitor self-test feature check.

· Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.

· Check for bent or broken pins in the video cable connector.

Troubleshooting 75

Wrong Color

Picture color not good

Image retention from a static image left on the monitor for a long period of time

Faint shadow from the static image displayed appears on the screen

· Try different Preset Modes in Color setting OSD. Adjust R/G/B value in Custom Color in Color settings OSD.
· Change the Input Color Format to RGB or YCbCr/YPbPr in the Color settings OSD.
· Run the built-in diagnostics.
· Set the screen to turn off after a few minutes of screen idle time. These can be adjusted in Windows Power Options or Mac Energy Saver setting.
· Alternatively, use a dynamically changing screensaver.

76 Troubleshooting

Product specific problems

Common symptoms

What you experience

Possible solutions

Screen image is too Image is centered on · Check the Aspect Ratio setting in

smal l

screen, but does not the Display settings OSD.

fill entire viewing area

· Reset the monitor to factory settings.

Cannot adjust the OSD does not

· Turn Off the monitor, unplug the

monitor with the appear on the screen power cord, plug it back, and then

joystick

turn On the monitor.

· Check whether the OSD menu is locked. If yes, move and hold the joystick up/down/left/right for 4 seconds to unlock (for more information, see Lock).

No input signal No picture, the LED when user controls light is white are pressed

· Check the signal source. Ensure the computer is not in the power saving mode by moving the mouse or pressing any key on the keyboard.

· Check whether the signal cable is plugged in properly. Re-plug the signal cable if necessary.

· Reset the computer or video player.

The picture does not fill the entire screen

The picture cannot · Due to different video formats

fill the height or

(aspect ratio) of DVDs, the monitor

width of the screen may display in full screen.

· Run the built-in diagnostics.

No video at HDMI/ When connected to · Unplug the HDMI/DisplayPort/USB

DisplayPort/USB some dongle/

Type-C cable from dongle/docking

Type-C port

docking device at

device, then plug the docking HDMI/

the port, there is no DisplayPort/USB Type-C cable to the

video when

notebook.

unplugging/plugging

the cable from the

notebook

Troubleshooting 77

No network connection
The LAN port is not functioning

Network dropped or · Do not turn Off the monitor during

intermittent

network connection.

OS setting or cable · Ensure that the latest BIOS and

connection issue

drivers for your computer are

installed on your computer.

· Ensure that the RealTek Gigabit Ethernet Controller is installed in the Windows Device Manager.

· If your BIOS Setup has a LAN/GBE Enabled/Disabled option, make sure it is set to Enabled.

· Ensure that the Ethernet cable is connected securely on the monitor and the hub/router/firewall.

· Check the status LED of the Ethernet cable to confirm connectivity. Reconnect both ends of the Ethernet cable if the LED is not lit.

· First power off the computer and unplug the USB Type-C cable and the power cord from the monitor. Then, power on the computer and plug the power cord and the USB Type-C cable into the monitor.

78 Troubleshooting

Universal Serial Bus (USB) specific problems

Common symptoms USB interface is not working
USB Type-C port does not supply power
SuperSpeed USB 5 Gbps (USB 3.2 Gen1) interface is slow

What you experience

Possible solutions

USB peripherals are not working

· Check that your monitor is turned On.
· Reconnect the upstream cable to your computer.

· Reconnect the USB peripherals (downstream connector).

· Turn off the monitor and turn it on again.

· Reboot the computer.

· Certain USB devices such as portable hard drive require higher power source; connect the drive to the computer directl y.

USB peripherals · Check that the connected device is can not be charged compliant with the USB-C
specification. The USB Type-C port supports USB 3.2 Gen1 and an output of 65 W.

· Check that you use the USB Type-C cable shipped with your monitor.

SuperSpeed USB 5 Gbps (USB 3.2 Gen1) peripherals working slowly or not working at all

· Check that your computer is SuperSpeed USB 5 Gbps (USB 3.2 Gen1)-compatible.
· Some computers have USB 3.2, USB 2.0, and USB 1.1 ports. Ensure that the correct USB port is used.

· Reconnect the upstream cable to your computer.

· Reconnect the USB peripherals (downstream connector).

· Reboot the computer.

Troubleshooting 79

Wireless USB peripherals stop working when a USB 3.2 device is plugged in

Wireless USB

· Increase the distance between the

peripherals

USB 3.2 peripherals and the wireless

responding slowly USB receiver.

or only working as · Position your wireless USB receiver as

the distance

close as possible to the wireless USB

between itself and peripherals.

its receiver decreases

· Use a USB-extender cable to position the wireless USB receiver as far away

as possible from the USB 3.2 port.

80 Troubleshooting

Appendix
WARNING: 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.
For information on safety instructions, see Safety, Environmental, and Regulatory Information (SERI).
FCC notices (U.S. only) and other regulatory information
For FCC notices and other regulatory information, see the regulatory compliance website located at www.dell.com/regulatory_compliance.
Contact Dell
For customers in the United States, call 800-WWW-DELL (800-999-3355). NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.
Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area.
· Online technical assistance — www.dell.com/support/monitors · Contacting Dell — www.dell.com/contactdell
EU product database for energy label and product information sheet
P2422HE: https://eprel.ec.europa.eu/qr/549713 P2422HE WOST: https://eprel.ec.europa.eu/qr/562079 P2722HE: https://eprel.ec.europa.eu/qr/553243
Appendix 81

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