Dell U3223QZ User manual

Model: U3223QZ
Regulatory model: U3223QZt
Dell UltraSharp 32
Video Conferencing Monitor
-U3223QZ
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 © 2022 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.
2022 – 03
Rev. A00

Contents
Safety instructions..............................6
About your monitor .............................7
Package contents . . . . . . . . . . . . . . . . . . . . . . . . . 7
Product features. . . . . . . . . . . . . . . . . . . . . . . . . .8
Identifying parts and controls . . . . . . . . . . . . . . . . . . 10
Front view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Back view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Bottom view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Monitor specifications. . . . . . . . . . . . . . . . . . . . . . 14
Resolution specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Preset display modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
DP Multi-Stream Transport (MST) Modes . . . . . . . . . . . . . . . . . 18
USB-C Multi-Stream Transport (MST) Modes . . . . . . . . . . . . . . . 18
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Webcam – microphone specifications . . . . . . . . . . . . . . . . . . . .20
Speaker Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . .22
Pin assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Plug-and-Play capability . . . . . . . . . . . . . . . . . . . . 31
LCD monitor quality and pixel policy . . . . . . . . . . . . . . 31
Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . 32
Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Setting up the monitor..........................33
Attaching the stand . . . . . . . . . . . . . . . . . . . . . . . 33
Using the tilt, swivel, and vertical extension . . . . . . . . . . 37
Contents | 3

4|
Tilt, swivel and vertical extension . . . . . . . . . . . . . . . . . . . . . . 37
Organizing your cables . . . . . . . . . . . . . . . . . . . . . 38
Connecting your monitor . . . . . . . . . . . . . . . . . . . . 39
Dell Power Button Sync (DPBS) . . . . . . . . . . . . . . . . 43
Connecting the monitor for DPBS for the first time . . . . . . . . . . . .45
Using DPBS function . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Connecting the monitor for USB-C Multi-Stream Transport (MST)
function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Connecting the monitor for USB-C . . . . . . . . . . . . . . . . . . . . .49
Operating the monitor webcam . . . . . . . . . . . . . . . . . 51
Dell Peripheral Manager . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Securing your monitor using Kensington lock (optional) . . . 53
Removing the monitor stand . . . . . . . . . . . . . . . . . . 54
Wall mounting (Optional) . . . . . . . . . . . . . . . . . . . . 55
Operating the monitor ..........................56
Power on the monitor . . . . . . . . . . . . . . . . . . . . . . 56
Using the joystick control . . . . . . . . . . . . . . . . . . . . 56
Using the rear-panel controls . . . . . . . . . . . . . . . . . . 58
Front-panel button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Using the Main Menu . . . . . . . . . . . . . . . . . . . . . . 60
Using the OSD lock function . . . . . . . . . . . . . . . . . . 78
Initial Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81
OSD warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . .82
Setting the maximum resolution. . . . . . . . . . . . . . . . . . . . . . .85
Multi-Monitor Sync (MMS) . . . . . . . . . . . . . . . . . . . . . . . . .86
Setting Multi-Monitor Sync (MMS) . . . . . . . . . . . . . . . . . . . . .87
Setting up Windows Hello . . . . . . . . . . . . . . . . . . . . 88
Setting up the monitor webcam as default setting. . . . . . . 92
Setting up the monitor speaker as default setting . . . . . . . 97

| 5
Troubleshooting ..............................100
Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Built-in diagnostics . . . . . . . . . . . . . . . . . . . . . . . 101
Common Problems. . . . . . . . . . . . . . . . . . . . . . . .102
Product specific problems . . . . . . . . . . . . . . . . . . . 104
Microsoft®Teams®/ Skype for Business®specific problems . 112
Universal Serial Bus (USB) specific problems . . . . . . . . . 114
Appendix.................................... 115
FCC notices (U.S. only) and other regulatory information . . .115
Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . 115
EU product database for energy label and product information
sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

6| Safety instructions
Safety instructions
Use the following safety guidelines to protect you monitor from potential damage and
to ensure your personal safety. Unless otherwise noted, each procedure included in this
document assumes that you have read the safety information that shipped with your
monitor.
NOTE: Before using the monitor, read the safety information that
is shipped with your monitor and printed on the product. Keep the
documentation at a secure location for future reference.
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.
WARNING: The possible long-term effect of listening to audio at high
volume through the headphones (on monitor that support it) may cause
damage to your hearing ability.
• Place the monitor on a solid surface and handle it carefully. The screen is fragile
and can be damaged if dropped or hit with a sharp object.
• 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 crystals of the display.
• Connect the power cable from the monitor to a wall outlet that is near and
accessible. See Connecting your monitor.
• Do not place and use the monitor on a wet surface or near water.
• 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 the inside
of the monitor.
• Read these instructions carefully. Keep this document for future reference. Follow
all warnings and instructions marked on the product.
• Certain monitors can be wall mounted using the VESA mount that is sold
separately. Ensure to use the correct VESA specifications as mentioned in the
wall mounting section of the User’s Guide.
For information on safety instructions, see the Safety, Environmental, and Regulatory
Information (SERI) document that is shipped with your monitor.

About your monitor | 7
About your monitor
Package contents
The following table provides the list of components that are shipped with your monitor,
If any component is missing, contact Dell. For more information, see Contact Dell.
NOTE: Some items may be optional and may not ship with your monitor.
Somefeatures may not be available in certain countries.
Component image Component description
Display
Stand riser
Stand base
Power cable (varies by country)

8| About your monitor
DisplayPort cable (DisplayPort to
DisplayPort)
USB 3.2 Gen2 Type-A to Type-C
upstream cable
USB Type-C cable (C to C)
32
32 U3223QZ
• Quick Setup Guide
• Safety, Environmental, and Regulatory
Information
• Factory Calibration Report
Product features
The Dell UltraSharp U3223QZ monitor has an active matrix, Thin-Film Transistor
(TFT), Liquid Crystal Display (LCD), and LED backlight. The monitor features include:
• 80.01 cm (31.5 in.) active area display (Measured diagonally) 3840 x 2160 (16:9)
resolution, plus full-screen support for lower resolutions.
• Wide viewing angles with 100% sRGB color & 98% DCI-P3.
• Tilt, swivel and vertical extension adjustment capabilities.
• Built-in speakers (2 x 14 W).
• Removable 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 set up with an elegant viewing experience.
• Extensive digital connectivity with DP helps future-proof your monitor.
• Single USB Type-C to supply power to compatible notebook while receiving video
signal.
• USB-C and RJ45 ports enable a single-cable, network-connected experience.
• Plug and play capability if supported by your computer.
• On-Screen Display (OSD) adjustments for ease of set-up and screen
optimization.
• Power and OSD buttons lock.
• Security lock slot.
• Stand lock.

About your monitor | 9
• Power consumption ≤0.3W in Standby Mode.
• Supports Picture by Picture (PBP) Select mode.
• Allow user to switch USB KVM function in PBP mode.
• The monitor is designed with Dell Power Button Sync (DPBS) feature to control
PC system power state from monitor power button.*
• The Monitor allows multiple monitors that are daisy chained via DisplayPort to
synchronize a pre-defined group of OSD settings in the background by Multi-
Monitor Sync (MMS).
• Premium Panel Exchange for peace of mind.
• Optimize eye comfort with a flicker-free screen and ComfortView Plus feature.
• This monitor uses low blue light panel. When the monitor is reset to factory
settings or default setting (Preset mode: Standard), it works in compliance
with TUV Rheinland (hardware solutions provider).
• Decreases the level of hazard blue light emitted from the screen to make viewing
more comfortable for your eyes.
• The monitor adopts Flicker-Free technology, which clears the eye visible flicker,
brings comfort viewing experience and preventing users suffer from eye strain
and fatigue.
• Certified for Microsoft Teams®.
• Certified for Windows Hello®(Face Authentication) and supports Microsoft
Cortana®.
• Additional customization using Dell Peripheral Manager
* PC system that supports DPBS is the Dell OptiPlex 7090/3090 Ultra platform.
WARNING: The possible long-term effects of blue light emission from the
monitor may cause damage to the eyes, which includes but is not limited to
eye fatigue and digital eyestrain. ComfortView Plus feature is designed to
reduce the amount of blue light emitted from the monitor to optimize eye
comfort.

10 | About your monitor
Identifying parts and controls
Front view
9
88
1 2 3 54 6 7
10 11 12 13 14 15
Label Description Use
1,7 Microphones Monitor microphones (Mic).
2IR LED Indicator of infrared (IR).
3RGB Camera Transmits your image in a video conference.
4Proximity Sensor The human presence wake & lock feature.
5Webcam LED
indicator
Indicator of Webcam. It will light up in white when
webcam is in use.
6IR Camera The face recognition feature.
8Built-in speakers To output the sound from audio input.

About your monitor | 11
9Teams button & LED LED will light in static white when Microsoft Teams®is
signed in and running.
LED will blink when there is a Teams notification.
Short press on the button to bring up Teams and
open notification. Ensure that the Teams application is
signed in and is already running at the background.
Long press on the button to invoke Cortana.
NOTE: For the Teams button to work, ensure that the
Teams account is provisioned / setup as ‘Teams Only’
mode. The tenant administrator should enable the
account to ‘Teams Only’ mode.
NOTE: Teams button will only work with Teams
application in ‘Teams Only’ mode. Setting might vary
in corporate environment, resulting in Teams button
not working on the monitor. Please check with your
system administrator.
10 Hookswitch & LED LED will blink in green when there is an incoming
Teams/Skype for Business (SfB) call.
LED will light up in static green during Teams/Skype
for Business (SfB) call.
Short press to answer / end call.
Long press to reject incoming call.
11 Volume down & LED Short press for 2 unit volume decrement.
Long press for continuous volume decrement.
12 Volume up & LED Short press for 2 unit volume increment.
Long press for continuous volume increment.
13 Microphone mute
& LED
Press to mute and unmute microphone.
LED will light up in static red when mic is muted.
LED will go dark when mic is enabled/unmuted.
14 Camera Mute & LED Press to lock and unlock camera shutter.
If locked, icon will light up in red, no software can
override and open camera shutter to use the camera.
If unlocked, icon will not light up, software can open
camera shutter to use the camera when it’s needed.
NOTE: This camera disable button must not be
confused with “Webcam and presence sensor:
enable / disable” in OSD.
Disabling “webcam & presence sensor” will turn off
the whole webcam module, webcam and sensor will
not appear in the system.

12 | About your monitor
15 Power LED indicator Solid white light indicates the monitor is turned on and
functioning normally. Breathing white light indicates
the monitor is in Standby Mode.
Back view
7
1
2
3
6
5
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.
4Power On/Off button To turn the monitor on or off.
5Joystick Use it to control the OSD menu.
For more information, see Operating the
Monitor.
6Mac address, Barcode, serial
number, and Service Tag label
Refer to this label if you need 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.
7Cable-management slot Use to organize cables by inserting them
through the slot.

About your monitor | 13
Bottom view
9
1614 151 4 5 6 7 8
13
3
10
2 11 129
Label Description Use
1Security lock slot
(based on
Kensington
Security SlotTM)
Secures monitor with security cable lock (sold separately)
2
Power connector
Connect the power cable.
3
HDMI port Connect your computer with the HDMI cable.
4
DisplayPort (in)
Connect your computer with the DisplayPort cable.
5
USB Type-C
upstream/
DisplayPort
Connect to your computer using the USB Type-C cable.
The USB Type-C port offer the fastest transfer rate (USB
3.2 Gen 2) and the alternate mode with DP 1.4 support the
following, and PD 20 V/4.5 A, 15 V/3 A, 9 V/3 A, 5 V/3 A.
Maximum resolution of 3840 x 2160 at 60 Hz
NOTE: USB Type-C is not supported on Windows versions
that are prior to Windows 10.
6
DP port (out)
DP output for MST (multi-stream transport) capable
monitor. To enable MST, refer to instruction on section
Connecting the Monitor for DP MST Function.
NOTE: Remove the rubber plug when using DP out
connector.
7
USB-C upstream
port
Connect the USB cable that comes with your monitor to
the computer. Once this cable is connected, you can use
the USB downstream connectors on the monitor.

14 | About your monitor
8,9,
10,11,
14
Super speed USB
10 Gbps (USB
3.2
Gen2)
Connect your USB device. You can use these ports only
after you have connected the USB cable (Type-A to
Type-C or Type-C to Type-C) from the computer to the
monitor.
Port 14 with battery icon supports Battery Charging
Rev. 1.2.
12
RJ-45 connector
Connect Internet. You can surf Internet via RJ45 only after
you have connected the USB cable(Type-A to Type-C or
Type-C to Type-C) from the computer to the monitor.
13 Stand lock Lock the stand to the monitor using a M3 x 6 mm screw
(screw not included).
15 Headphone jack Connect headphones or headset to playback audio through
HDMI or DisplayPort or USB Type-C audio channels.
NOTE: Excessive sound pressure from earphones or
headphones can cause hearing damage or loss. Adjustment
of the equalizer to maximum increases the earphones
and headphones output voltage and therefore the sound
pressure level.
16
USB Type-C
downstream port
Port with icon supports 5 V/3 A.
Connect your USB device. You can use these ports only
after you have connected the USB cable (Type-A to
Type-C or Type-C to Type-C) from the computer to the
monitor.
NOTE: This port is downstream only and unable to
broadcast video or sound to the display or speakers.
Monitor specifications
Screen type Active matrix - TFT LCD
Panel Type In-plane switching Technology
Aspect ratio 16:9
Viewable image dimensions
Diagonal 80.01 cm
(31.5 in.)
Active Area
Horizontal 697.31 mm
(27.45 in.)
Vertical 392.23 mm
(15.44 in.)

About your monitor | 15
Area 273505.90 mm2
(423.93 in.2)
Pixel pitch 0.18159(H) mm x 0.18159 (V) mm
Pixel per inch
(PPI)
140
Viewing angle
Horizontal 178° (typical)
Vertical 178° (typical)
Brightness 400 cd/m2(typical)
Contrast ratio 2000 to 1 (typical)
Display screen
coating
Anti-glare treatment of the front polarizer (3H) hard coating
Backlight LED
Response Time
(Gray to Gray)
5 ms (Fast mode)
8 ms (Normal mode)
Color depth 1.07 Billion colors1
Color gamut2sRGB 100%
Rec.709 100%
DCI-P3 ≥ 98%
Connectivity • 1 x DP 1.4 (HDCP 2.2)
• 1 x HDMI 2 .0 (HDCP 2.2)
• 1 x USB Type-C (USB 3.2 Gen 2 upstream port)
• 1 x USB Type-C (Alternate mode with DisplayPort 1.4/1.2, USB
3.2 Gen 2 upstream port, Power Delivery PD up to 90 W)
• 1 x USB Type-C downstream (15 W), USB 3.2 Gen 2 (10 Gbps)
• 1 x DP (Out) with MST
• 4 x super speed USB 10 Gbps (USB 3.2 Gen 2)
• 1 x super speed USB 10 Gbps (USB 3.2 Gen 2) with BC 1.2
charging capability at 2 A (max)
• 1 x 3.5 mm headphone jack
• 1 x RJ45
Border width (edge of monitor to active area)

16 | About your monitor
To p
Left/Right
Bottom
38.45 mm
7.65 mm
22.15 mm
Adjustability
Height adjustable
stand
150 mm
Tilt -5° to 21°
Swivel -30° to 30°
Pivot NA
Slant adjust -4° to 4°
Cable
management
Yes
Dell Display
Manager (DDM)
Compatibility
Easy Arrange
and other key features
Security Security lock slot (cable lock sold separately)
1 Video output from DP/HDMI port at maximum resolution 3840 x 2160 at 60Hz is
1.07 billion colors. Video output from USB-C port at maximum resolution 3840 x 2160
at 60Hz is 16.78 million colors.
2At panel native only, under Custom Mode preset.
Resolution specifications
Horizontal scan
range
15 kHz to 140 kHz
Vertical scan
range
23 Hz to 86 Hz
Maximum preset
resolution
3840 x 2160 at 60 Hz
Video display
capabilities (HDMI
& DP & USB
Type-C alternate
mode)
480p, 560p, 720p, 1080i(HDMI only), 1080p, 2160p

About your monitor | 17
Preset display modes
Display mode Horizontal
frequency
(kHz)
Vertical
frequency
(Hz)
Pixel
clock
(MHz)
Sync polarity
(Horizontal/
Vertical)
VESA, 720 x 400
31.47
70
28.32
-/+
VESA, 640 x 480 31.47 60 25.17 -/-
VESA, 640 x 480 37.5 0 75 31.5 -/-
VESA, 800 x 600 37.8 8 60 40 +/+
VESA, 800 x 600 46.88 75 49.5 +/+
VESA, 1024 x 768 48.36 60 65 -/-
VESA, 1024 x 768
60.02
75
78.75
+/+
VESA, 1152 x 864 67.50 75 108 +/+
VESA, 1280 x 1024 64.0 60 108 +/+
VESA,1280 x 1024 80.0 75 135 +/+
VESA, 1600 x 900 55.99 60 118.25 +/+
VESA, 1920 x 1080 67.5 0 60 148.50 +/+
CVR, 2560 x 1440 88.79 60 241.50 +/+
VESA, 3840 x 2160 133.31 60 533.25 +/-
VESA, 3840 x 2160 135.00 60 594 +/-

18 | About your monitor
DP Multi-Stream Transport (MST) Modes
MST Source Monitor Maximum number of external monitors that can be supported
3840 x 2160 at 60 Hz
3840 x 2160/60Hz 2
NOTE: Maximum external monitor resolution with the maximum number of
external monitors supported is 3840 x 2160 / 60Hz only when DSC is enabled
on graphic cards or with graphic cards that support DSC.
USB-C Multi-Stream Transport (MST) Modes
OSD Display Info:
Link rate(current)
Maximum number of external monitors that can be supported
3840 x 2160 at 60 Hz
HBR3 2
HBR2 1
NOTE: Maximum external monitor resolution with the maximum number of
external monitors supported is 3840 x 2160 / 60Hz only when DSC is
enabled on graphic cards or with graphic cards that support DSC.

About your monitor | 19
Electrical specifications
Video input
signals
• Digital video signal for each dierential line
Per dierential line at 100 ohm impedance
• DP/HDMI/USB Type-C signal input support
Input voltage/
frequency/
current
100-240 VAC / 50 or 60 Hz ± 3 Hz / 2.5 A (maximum)
Inrush current 120 V: 42 A (Max.)
240 V: 80 A (Max.)
Inrush current is measured at an ambient temperature of 0°C
Power
Consumption
0.3 W (Off Mode)1
0.3 W (Standby Mode)1
29.90 W (On Mode)1
240 W (Max)2
28.43 W (Pon)3
97.36 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.

20 | About your monitor
Webcam – microphone specifications
Lens Field of view (horizontal) 65 / 78 / 90 degree
Focus mode 5x digital zoom
Focus area 25 cm ~ ∞
Focusing distance 500 cm
Image Sensor Active array size 8 mega-pixel
Video Specication Video frame rate 3840 x 2160 (4K UHD)- up
to 30 frames per second
1920 x 1080 (Full HD)- up
to 60 frames per second
Audio Specication Microphone type Digital microphone x 2
Speaker Specifications
Speaker rated power 2 x 14 W
Frequency Response 100 Hz - 20 kHz
Impedance 4 ohm
Physical characteristics
Connector type • DP connector
• HDMI connector
• USB Type-C connector
• Audio jack
• RJ45 connector
• USB Type-C upstream connector x 2
• USB 3.2 Gen 2 downstream connector x 5
• USB Type-C downstream connector
Signal cable type • DP to DP 1.8 M cable
• USB 3.2 Gen 2 Type-A to C 1M cable
• USB 3.2 Gen 2 Type-C to C 1M cable
Dimensions (with stand)
Height (extended) 647.27 mm (25.48 in.)
Height
(compressed) 497.84 mm (19.60 in.)