Dell S2422HZ User manual

Monitor Model: S2422HZ/S2722DZ
Regulatory Model: S2422HZt/S2722DZt
Dell S2422HZ/S2722DZ
Video Conferencing Monitor
User’s Guide

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 – 08
Rev. A00

Contents
Safety instructions..............................5
About your monitor .............................6
Package contents . . . . . . . . . . . . . . . . . . . . . . . . . 6
Product features. . . . . . . . . . . . . . . . . . . . . . . . . .7
Identifying parts and controls. . . . . . . . . . . . . . . . . . .8
Front view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Back view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Bottom view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Monitor specifications. . . . . . . . . . . . . . . . . . . . . . .11
Resolution specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Preset display modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Webcam specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Microphone specifications . . . . . . . . . . . . . . . . . . . . . . . . . .16
Speaker specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . . 18
Pin assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Plug-and-Play . . . . . . . . . . . . . . . . . . . . . . . . . . 23
LCD monitor quality and pixel policy . . . . . . . . . . . . . . 23
Ergonomics . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Handling and moving your display. . . . . . . . . . . . . . . . 25
Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . 27
Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Setting up the monitor..........................28
Connecting the stand . . . . . . . . . . . . . . . . . . . . . . 28
Using the tilt, swivel, and vertical extension . . . . . . . . . . 31
Contents | 3

4| Contents
Tilt, swivel and vertical extension . . . . . . . . . . . . . . . . . . . . . . 31
Rotating the display . . . . . . . . . . . . . . . . . . . . . . . 31
Configuring the display settings on your computer after rotation32
Operating the monitor webcam . . . . . . . . . . . . . . . . . 32
Connecting your monitor . . . . . . . . . . . . . . . . . . . . 33
Organizing your cables . . . . . . . . . . . . . . . . . . . . . 35
Securing your monitor using Kensington lock (optional) . . . 35
Removing the monitor stand . . . . . . . . . . . . . . . . . . 36
Wall mounting (optional) . . . . . . . . . . . . . . . . . . . . 37
Operating the monitor ..........................38
Power on the monitor . . . . . . . . . . . . . . . . . . . . . . 38
Using the front-panel controls . . . . . . . . . . . . . . . . . 38
Using the OSD lock function . . . . . . . . . . . . . . . . . . 40
Front-panel buttons . . . . . . . . . . . . . . . . . . . . . . . 43
Using the On-Screen Display (OSD) menu . . . . . . . . . . . 44
Accessing the menu system . . . . . . . . . . . . . . . . . . . . . . . . .44
OSD warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Setting the maximum resolution. . . . . . . . . . . . . . . . . . . . . . .58
Setting up Windows Hello . . . . . . . . . . . . . . . . . . . . 59
Setting up the monitor webcam as default setting. . . . . . . 63
Setting up the monitor speaker as default setting . . . . . . . 67
Troubleshooting ...............................70
Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Built-in diagnostics . . . . . . . . . . . . . . . . . . . . . . . 71
Common problems. . . . . . . . . . . . . . . . . . . . . . . . 72
Product specific problems . . . . . . . . . . . . . . . . . . . 74
Universal Serial Bus (USB) specific problems . . . . . . . . . 79
Appendix.....................................80
FCC notices (U.S. only) and other regulatory information . . . 80
Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . 80
EU product database for energy label and product information
sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Safety instructions | 5
Safety instructions
WARNING: Use of controls, adjustments, or procedures other than those
specified in this documentation may result in exposure to shock, electrical
hazards, 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 pressed sharply.
• Ensure that your monitor is electrically rated to operate with the AC power
available in your location.
• Keep the monitor in room temperature. Excessive cold or hot conditions can have
an adverse effect on the liquid crystal of the display.
• Do not subject the monitor to severe vibration or high impact conditions. For
example, do not place the monitor inside a car trunk.
• Unplug the monitor when it is going to be left unused for an extended period.
• To avoid electric shock, do not attempt to remove any cover or touch inside the
monitor.
For information about safety instructions, see the Safety, Environmental, and
Regulatory Information (SERI).

6| About your monitor
About your monitor
Package contents
Your monitor is shipped with components that are shown in the following table. 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. Somefeatures may not be available in certain countries.
Component image Component description
Display
Stand riser
Stand base
Power cable (varies by country)
USB 3.2 Gen 1 Type-C cable (C to C)
•Quick Start Guide
•Safety, Environmental, and Regulatory
Information

About your monitor | 7
Product features
The Dell S2422HZ/S2722DZ monitor has an active matrix, Thin-Film Transistor
(TFT), Liquid Crystal Display (LCD), and LED backlight. The monitor features include:
• S2422HZ: 60.47 cm (23.8 in.) active area display (measured diagonally) 1920 x
1080 (16:9) resolution, plus full-screen support for lower resolutions.
• S2722DZ: 68.47 cm (27.0 in.) active area display (measured diagonally) 2560 x
1440 (16:9) resolution, plus full-screen support for lower resolutions.
• Tilt, swivel, pivot, and vertical extension adjustment capabilities.
• Speakers (2 x 5 W).
• Pedestal stand and Video Electronics Standards Association (VESA) 100 mm
mounting holes for flexible mounting solutions.
• Ultra-thin bezel minimizes the bezel gap during multi-monitor usage, enabling
easier setup with an elegant viewing experience.
• Extensive digital connectivity with DP helps future-proof your monitor.
• Single USB-C to supply power to compatible computer while receiving video
signal.
• Camera can support 2560 x 1920 resolution.
• Plug and play capability if supported by your computer.
• On-Screen Display (OSD) adjustments for ease of set-up and screen
optimization.
• Power and OSD buttons lock.
• Security lock slot.
• ≤ 0.3 W in Standby Mode.
• Premium Panel Exchange for peace of mind.
• Optimizes eye comfort with a flicker-free screen and minimizes hazard blue light
emission.
• Uses Low Blue Light panel and is compliant with TUV Rheinland (Hardware
Solution) at factory reset/default setting model.
• Decreases the level of hazard blue light that is emitted from the screen to make
viewing more comfortable for your eyes.
• Adopts Flicker-Free technology, which clears the eye visible flicker, brings comfort
viewing experience and prevents you suffering from eye strain and fatigue.
• Certified for Windows Hello (Face Authentication) and supports Microsoft
Cortana.
• Supports AMD FreeSync technology. AMD Freesync certified range from 48 Hz -
75 Hz.
WARNING: The possible long-term effects of blue light emission from the
monitor may cause damage to the eyes, including eye fatigue, or digital
eye strain.

8| About your monitor
Identifying parts and controls
Front view
76
1
55
4 42 32
Label Description Use
1RGB Webcam With image sensor capable of operating at up to
30 fps in 10 bits 5M resolution with complete user
control over image quality, formatting and output
data transfer.
Transmits your image in a video conference.
2IR Webcam Capture and Transmits image in dark light.
3IR LED Indicator of IR.
4Microphone Monitor microphones.
5Built-in speakers To output the sound from audio input.
6Function buttons For more information, see Operating the monitor.
7Power on/off button
(with LED indicator)
To turn the monitor on or off.

About your monitor | 9
Back view
5
1
2
3
4
Label Description Use
1VESA mounting holes (100 mm
x 100 mm-behind 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
See this label if you have to contact Dell
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.
5Cable-management slot Use to organize cables by inserting them
through the slot.

10 | About your monitor
Bottom view
21 83 4 56 7
Label Description Use
1Security lock slot Secures the monitor with security cable lock (sold
separately).
2Power connector Connect the power cable.
3HDMI port Connect your computer with the HDMI cable (optional).
4DisplayPort in Connect your computer with the DisplayPort cable
(optional).
5USB-C
upstream/
DisplayPort
Connect to your computer using the USB-C cable.
The USB-C port offers the fastest transfer rate (USB
3.2 Gen 1). The alternate mode with DP 1.2 supports the
following, and PD 20 V/3.25 A, 15 V/3 A, 9 V/3 A, 5 V/3 A.
•S2422HZ maximum resolution of 1920 x 1080 at 75 Hz
•S2722DZ maximum resolution of 2560 x 1440 at 75 Hz
NOTE: USB-C is not supported on Windows versions that
are prior to Windows 10.
6Audio line-out
port
Connect speakers to playback audio through HDMI or
DisplayPort or USB-C audio channels.
Only two-channel audio is supported.
NOTE: The audio line-out port does not support
headphones.
7USB 3.2
downstream port
Connect the USB-C cable that comes with your monitor
to the computer. Once this cable is connected, you can
use the USB downstream connectors on your monitor.
Port supports 0.9 A.
8USB 3.2
downstream port
Connect the USB-C cable that comes with your monitor
to the computer. Once this cable is connected, you can
use the USB downstream connectors on your monitor.
Port supports Battery Charging 2 A.

About your monitor | 11
Monitor specifications
Model S2422HZ S2722DZ
Screen type Active matrix - TFT LCD
Panel type In-plane switching technology
Aspect ratio 16:9
Viewable image dimensions:
Diagonal 604.70 mm (23.80 in.) 684.70 mm (27.00 in.)
Active area:
Horizontal 527.04 mm (20.75 in.) 596.74 mm (23.49 in.)
Vertical 296.46 mm (11.67 in.) 335.66 mm (13.22 in.)
Area 156246.28 mm2(242.15 in.2) 200301.75 mm2(310.47 in.2)
Pixel pitch
0.2745(H) mm x 0.2745 (V) mm 0.2331 (H) mm x 0.2331 (V) mm
Pixel per inch (PPI) 92.56 108.79
Viewing angle:
Horizontal 178° (typical)
Vertical 178° (typical)
Brightness 250 cd/m² (typical) 350 cd/m² (typical)
Contrast ratio 1000 to 1 (typical)
Display screen
coating
Anti-glare treatment of the front polarizer (3H) hard coating
Backlight LED
Response time
(Gray to Gray)
8 ms (Normal mode)
5 ms (Fast mode)
4 ms (Extreme mode)
Color depth 16.7 million colors (6 bit+FRC) 16.7 million colors (8 bit)
Color gamut199% sRGB with hardware low blue light
Connectivity •1 x DP 1.2 (HDCP1.4)
•1 x HDMI1 .4 (HDCP1.4)
•1 x USB-C (Alternate mode with DisplayPort 1.2, USB 3.2 Gen 1
upstream port, Power Delivery PD up to 65 W)
•1 x USB 3.2 Gen1 (5 Gbps) downstream with BC1.2 charging at
2A (maximum)
•1 x USB 3.2 downstream
•1 x 3.5 mm audio-out jack

12 | About your monitor
Border width (edge of monitor to active area):
To p
Left/Right
Bottom
5.37 mm
5.38 mm
21.74 mm
7.37 mm
7.43 mm
22.81 mm
Adjustability:
Height adjustable
stand
110 mm
Tilt -5° to 21°
Swivel -30° to 30°
Pivot -90° to 90°
Cable
management
Yes
Dell Display
Manager (DDM)
compatibility
Easy Arrange and other key features
Security Security lock slot (cable lock sold separately)
1At panel native only, under Custom Mode preset.
Resolution specifications
Model S2422HZ S2722DZ
Horizontal scan range 30 kHz to 90 kHz 30 kHz to 120 kHz
Vertical scan range 48 Hz to 75 Hz
Maximum preset resolution 1920 x 1080 at 75 Hz 2560 x 1440 at 75 Hz
Video display capabilities
(HDMI or DP or USB-C
alternate mode)
480p, 560p, 720p, 1080p
480i, 576i, 1080i (HDMI only)

About your monitor | 13
Preset display modes
S2422HZ
Display mode Horizontal
frequency
(kHz)
Vertical
frequency
(Hz)
Pixel
clock
(MHz)
Sync polarity
(Horizontal/
Vertical)
VESA, 640 x 480
31.47
59.94
25.18
-/-
VESA, 640 x 480
37.5 0
75.00
31.5
-/-
VESA, 720 x 400
31.47
70.08
28.32
-/+
VESA, 800 x 600
37.8 8
60.32
40.00
+/+
VESA, 800 x 600
46.88
75.00
49.50
+/+
VESA, 1024 x 768
48.36
60.00
65.00
-/-
VESA, 1024 x 768
60.02
75.03
78.75
+/+
VESA, 1152 x 864
67.5 0
75.00
108.00
+/+
VESA, 1280 x 1024 63.98 60.02 108.00 +/+
VESA, 1280 x 1024
79.98
75.02
135.00
+/+
VESA, 1600 x 900
55.54
59.98
97.75
+/+
VESA, 1920 x 1080
67.5 0
60.00
148.50
+/+
VESA, 1920 x 1080
83.89
74.97
174.50
-/+

14 | About your monitor
S2722DZ
Display mode Horizontal
frequency
(kHz)
Vertical
frequency
(Hz)
Pixel clock
(MHz)
Sync
polarity
(Horizontal/
Vertical)
VESA, 640 x 480
31.47
59.94
25.18
-/-
VESA, 640 x 480
37.5 0
75.00
31.50
-/-
VESA, 720 x 400
31.47
70.08
28.32
-/+
VESA, 800 x 600
37.8 8
60.32
40.00
+/+
VESA, 800 x 600
46.88
75.00
49.50
+/+
VESA, 1024 x 768 48.36 60.00 65.00 -/-
VESA, 1024 x 768
60.02
75.03
78.75
+/+
VESA, 1152 x 864
67.5 0
75.00
108.00
+/+
VESA, 1280 x 720
45.00
59.94
74.25
+/+
VESA, 1280 x 1024
63.98
60.02
108.00
+/+
VESA, 1280 x 1024
79.98
75.02
135.00
+/+
VESA, 1400 x 1050
65.32
59.98
121.75
-/+
VESA, 1600 x 900
60.00
60.00
108.00
+/+
VESA, 1600 x 1200
75.00
60.00
162.00
+/+
VESA, 1920 x 1080
67.5 0
60.00
148.50
+/+
VESA, 2560 x 1440
88.79
59.95
241.50
+/-
VESA, 2560 x 1440
(HDMI)
111.05 74.98 298.50 +/-
VESA, 2560 x 1440
(DP and USB-C)
111.86 74.97 304.25 +/-

About your monitor | 15
Electrical specifications
Model S2422HZ S2722DZ
Video input signals •Digital video signal for each dierential line
Per dierential line at 100 ohm impedance
•DP/HDMI/USB-C signal input support
Input voltage/
frequency/current
100-240 VAC/ 50 or 60 Hz ± 3 Hz/2 A (maximum)
Inrush current 120 V: 42 A (maximum)
240 V: 80 A (maximum)
Cold start at 00C
Power Consumption 0.2 W (Off Mode)1
0.2 W (Standby Mode)1
13.5 W (On Mode)1
137 W (Max)2
12.62 W (Pon)3
41.03 kWh (TEC)3
0.2 W (Off Mode)1
0.3 W (Standby Mode)1
24.0 W (On Mode)1
149 W (Max)2
18.26 W (Pon)3
58.09 kWh (TEC)3
1 As dened in EU 2019/2021 and EU 2019/2013.
2Max brightness and contrast setting with maximum power loading on all USB ports.
3 Pon: Power consumption of On Mode as dened in Energy Star 8.0 version.
TEC: Total energy consumption in kWh as dened in Energy star 8.0 version.
This document is informational only and reects laboratory performance. Your prod-
uct may perform dierently, 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 certied.
This product qualies 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 specied limit.

16 | About your monitor
Webcam specifications
Lens Field of view (horizontal) 75.4° for 2560 x 1920
Focus mode Fixed focus
Focus area 35 cm~1.5 m
Focusing distance
(normal mode)
70 cm
Image sensor Active array size 5 mega-pixel
Video specication Video frame rate 1920 x 1080 (Full HD)- up to 30
frames per second
Interface USB 2.0 High Speed
Power supply 3.3 volts +/- 5% for USB
5 volts +/- 5% for IR camera
Microphone specifications
Model S2422HZ S2722DZ
Microphone type Knowles digital microphone x 2
Sensitivity -35dB +/- 1dB
Signal to noise ratio 68 dB
Total harmonic distortion 0.3%
Acoustic overload point 130 dB SPL
Power supply 1.65 V - 3.6 V
Speaker specifications
Model S2422HZ S2722DZ
Speaker rated power 2 x 5 W
Frequency response 200 Hz - 16 kHz
Impedance 8 ohm
Physical characteristics
Model S2422HZ S2722DZ
Connector type •DP connector
•HDMI connector
•USB 3.2 Gen 1 upstream connector
•Audio line-out
•USB downstream connector x 2

About your monitor | 17
Signal cable type USB 3.2 Gen 1 Type-C to C 1.8 M cable
Dimensions (with stand):
Height (extended) 488.40 mm (19.23 in.) 510.00 mm (20.08 in.)
Height
(compressed) 378.40 mm (14.90 in.) 400.00 mm (15.75 in.)
Width 537.80 mm (21.17 in.) 611.60 mm (24.08 in.)
Depth 174.70 mm (6.88 in.) 174.70 mm (6.88 in.)
Dimensions (without stand):
Height 323.57 mm (12.74 in.) 365.84 mm (14.40 in.)
Width 537.80 mm (21.17 in.) 611.60 mm (24.08 in.)
Depth 56.74 mm (2.23 in.) 56.74 mm (2.23 in.)
Stand dimensions:
Height (extended) 403.10 mm (15.87 in.) 403.10 mm (15.87 in.)
Height
(compressed) 364.82 mm (14.36 in.) 364.82mm (14.36 in.)
Width 257.00 mm (10.12 in.) 257.00 mm (10.12 in.)
Depth 174.70 mm (6.88 in.) 174.70 mm (6.88 in.)
Weight:
Weight with
packaging
7.88 kg (17.37 lb) 9.46kg (20.85 lb)
Weight with stand
assembly and
cables
5.60 kg (11.82 lb) 6.86 kg (15.12 lb)
Weight without
stand assembly
(For wall mount
or VESA mount
considerations - no
cables)
3.88 kg (8.55 lb) 5.18 kg (11.42 lb)
Weight of stand
assembly
1.52 kg (3.35 lb) 1.52 kg (3.35 lb)

18 | About your monitor
Environmental characteristics
Compliant standards
•ENERGY STAR certified monitor.
•RoHS compliant.
•BFR/PVC Reduce monitor (The circuit boards are made from BFR/PVC-free
laminates).
•Arsenic-Free glass and Mercury-Free for the panel only.
Temperature:
Operating 0°C to 40°C (32°F to 104°F)
Non-operating –20°C to 60°C (–4°F to 140°F)
Humidity:
Operating 10% to 80% (non-condensing)
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:
S2422HZ 467.77 BTU/hour (maximum)
43.09 BTU/hour (on mode)
S2722DZ 508.75 BTU/hour (maximum)
62.35 BTU/hour (on mode)

About your monitor | 19
Pin assignments
DP port (in)
Pin number 20-pin side of theconnected signal cable
1ML3(n)
2 GND
3ML3(p)
4 ML2(n)
5 GND
6 ML2(p)
7 ML1(n)
8 GND
9 ML1(p)
10 ML0(n)
11 GND
12 ML0(p)
13 CONFIG1
14 CONFIG2
15 AUX CH (p)
16 GND
17 AUX CH (n)
18 Hot Plug Detect
19 Return
20 DP_PWR

20 | About your monitor
HDMI port
Pin number 19-pin side of theconnected signal cable
1 TMDS DATA 2+
2 TMDS DATA 2 SHIELD
3 TMDS DATA 2-
4TMDS DATA 1+
5TMDS DATA 1 SHIELD
6TMDS DATA 1-
7TMDS DATA 0+
8TMDS DATA 0 SHIELD
9TMDS DATA 0-
10 TMDS CLOCK+
11 TMDS CLOCK SHIELD
12 TMDS CLOCK-
13 CEC
14 Reserved (N.C. on device)
15 DDC CLOCK (SCL)
16 DDC DATA (SDA)
17 DDC/CEC Ground
18 +5 V POWER
19 HOT PLUG DETECT