Dell P3223DE User manual

Model: P3223DE
Regulatory model: P3223DEt
Dell P3223DE 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 © 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 – 02
Rev. A00

Contents
Safety Instructions..............................6
About Your Monitor .............................7
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . 7
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Identifying Parts and Controls . . . . . . . . . . . . . . . . . . 9
Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Back View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Monitor Specifications . . . . . . . . . . . . . . . . . . . . . 13
Resolution Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Preset Display Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
DP MST Multi-Stream Transport (MST) Modes . . . . . . . . . . . . . . 16
USB-C MST Multi-Stream Transport (MST) Modes . . . . . . . . . . . . 16
Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Physical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Environmental Characteristics . . . . . . . . . . . . . . . . . . . . . . . .19
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Plug-and-Play . . . . . . . . . . . . . . . . . . . . . . . . . . 27
LCD Monitor Quality and Pixel Policy . . . . . . . . . . . . . . 27
Maintenance Guidelines . . . . . . . . . . . . . . . . . . . . . 28
Damage to Monitor Through Incorrect Cleaning Methods . . . . . . . . .28
Setting Up the Monitor .........................29
Connecting the Stand . . . . . . . . . . . . . . . . . . . . . . 29
Using the Tilt, Swivel, and Vertical Extension . . . . . . . . . 32
Contents | 3

4| Contents
Tilt, Swivel and Vertical Extension. . . . . . . . . . . . . . . . . . . . . .32
Rotating the Monitor . . . . . . . . . . . . . . . . . . . . . . 32
Adjusting the Rotation Display Settings of Your System. . . . 33
Organizing Your Cables . . . . . . . . . . . . . . . . . . . . . 34
Connecting Your Monitor . . . . . . . . . . . . . . . . . . . . 35
Dell Power Button Sync (DPBS) . . . . . . . . . . . . . . . . 38
Connecting the Monitor for DPBS for the First Time . . . . . . . . . . . .41
Using DPBS Function . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Connecting the Monitor for USB-C . . . . . . . . . . . . . . . . . . . . .44
Removing the Monitor Stand . . . . . . . . . . . . . . . . . . 46
Wall Mounting (Optional) . . . . . . . . . . . . . . . . . . . . 47
Operating the Monitor ..........................48
Turning On the Monitor . . . . . . . . . . . . . . . . . . . . . 48
Using the Joystick Control . . . . . . . . . . . . . . . . . . . 48
Using the Menu Launcher . . . . . . . . . . . . . . . . . . . . 49
Front-Panel Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Using the Main Menu . . . . . . . . . . . . . . . . . . . . . . 52
Using the OSD Lock Function . . . . . . . . . . . . . . . . . . . . . . . .63
Initial Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
OSD Warning Messages . . . . . . . . . . . . . . . . . . . . . . . . . . .67
Setting the Maximum Resolution . . . . . . . . . . . . . . . . . . . . . .70
Troubleshooting ...............................71
Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Built-in Diagnostics . . . . . . . . . . . . . . . . . . . . . . . 72
Common Problems. . . . . . . . . . . . . . . . . . . . . . . . 73
Product Specific Problems . . . . . . . . . . . . . . . . . . . 75
Universal Serial Bus (USB) Specific Problems . . . . . . . . . 78

Contents | 5
Appendix.....................................79
FCC Notices (U.S. Only) and Other Regulatory Information. . 79
Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . 79
EU Product Database for Energy Label and Product Information
Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

6| Safety Instructions
Safety Instructions
CAUTION: Use of controls, adjustments, or procedures other than those
specified in this documentation may result in exposure to shock, electrical
hazards, and/or mechanical hazards.
• Place the monitor on a solid surface and handle it carefully. The screen is fragile
and can be damaged if dropped or hit sharply.
• Always be sure 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 of
time.
• To avoid electric shock, do not attempt to remove any cover or touch the inside
of the monitor.
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
Your monitor ships with the components shown in the following table. Ensure that you
have received all the components and see Contact Dell if anything is missing.
NOTE: Some items may be optional and may not ship with your monitor.
Somefeatures or media may not be available in certain countries.
Display
Stand riser
Stand base
Power cable (varies by country)
USB Type-C®cable (C to C)
USB Type-C cable (A to C)
DP cable
Cable Tie

8| About Your Monitor
•Quick Setup Guide
•Safety,Environmental,and
Regulatory Information
NOTE: USB Type-C®and USB-C®are registered trademarks of USB
Implementers Forum.
Features
The Dell P3223DE monitor has an active matrix, Thin Film Transistor (TFT), Liquid
Crystal Display (LCD), and Light Emitting Diode (LED) backlight. The following are the
monitor features:
• 80 cm (31.5 in.) active area display (Measured diagonally) 2560 x 1440 (16:9)
resolution, plus full-screen support for lower resolutions.
• Wide viewing angles with 99% sRGB color.
• Tilt, swivel, pivot and vertical extension adjustment capabilities.
• Removable pedestal and Video Electronics Standards Association (VESA™) 100
mm mounting holes for flexible mounting solutions.
• Ultra-thin bezel minimizes the bezel gap in multi-monitor usage, enabling easier set
up with an elegant viewing experience.
• Extensive digital connectivity with DP and HDMI helps future-proof your monitor.
• Plug and play capability if supported by your system.
• 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.
• Optimize eye comfort with a flicker-free screen minimizes hazard blue light
emission.
• 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).
• 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.
•The Monitor is designed with Dell Power Button Sync (DPBS) feature to control PC
system power state from monitor power button. *
* PC system that supports DPBS is the Dell OptiPlex 7090/3090 Ultra platform.

About Your Monitor | 9
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. ComforView Plus feature is designed to reduce the
amount of blue light emitted from the monitor to optimize eye comfort.
Identifying Parts and Controls
Front View
1
Label Description Use
1Power LED indicator Solid white light indicates the monitor is turned
on and functioning normally. The blinking white
light indicates the monitor is in Standby Mode.

10 | About Your Monitor
Back View
8
5
4
3
6
1
2
7
Label Description Use
1Joystick Controls the OSD menu.
2Power on/off button Turns the monitor on or off.
3Barcode, serial number, and
Service Tag label
Refer to this label if you need to contact Dell
for technical support.
4Stand release button Release stand from monitor.
5Regulatory label Lists the regulatory approvals.
6VESA 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).
7Dell soundbar mounting slots Attaches the optional Dell soundbar（sold
separately）.
8Cable management slot Used to organize cables by placing them
through the slot.

About Your Monitor | 11
Bottom View
21 3 4
12
567 9 811
10
Label Description Use
1Security lock slot Secures monitor with security cable lock
(sold separately).
2AC power port To connect the monitor power cable.
3HDMI port Connect your computer with HDMI cable (sold
separately).
4 DP port (in) Connect your computer with DP cable.
5DP 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.
6USB-C port Connect to your computer using the USB-C cable.
The USB-C port offer the fastest transfer rate and
the alternate mode with DP 1.4 support the maximum
resolution of 2560 x 1440 at 60 Hz PD 20 V / 4.5 A,
15 V / 3 A, 9 V / 3 A, 5 V / 3 A.
NOTE: USB-C is not supported on Windows versions
that are prior to Windows 10.
7&8
10&11
SuperSpeed USB 5
Gbps
（USB 3.2 Gen 1）
USB-A downstream
port (4)
Port with icon supports 5 V/ 0.9 A.
Connect your USB device. You can use these ports
only after you have connected the USB cable from
the computer to the monitor.
NOTE: 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
9RJ-45 connector Connect Internet. You can surf Internet via RJ45 only
after you have connected the USB cable (A to C or
C to C) from the computer to the monitor.
12 Stand lock Lock the stand to the monitor using a M3 x 6 mm
screw (screw not included).

About Your Monitor | 13
Monitor Specifications
Screen type Active matrix - TFT LCD
Panel Type In-plane switching Technology
Aspect ratio 16:9
Viewable image dimensions
Diagonal 800.01 mm (31.5 in.)
Active Area
Horizontal 698.11 mm (27.48 in.)
Vertical 392.69 mm (15.46 in.)
Area 274140.82 mm2(424.92 in.2)
Pixel pitch 0.2727 mm x 0.2727 mm
Pixel per inch (PPI) 93.24
Viewing angle
Horizontal 178° (typical)
Vertical 178° (typical)
Brightness 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)
5 ms (Fast mode)
8 ms (Normal mode)
Color depth 1.07 billion colors
Color gamut* 99% sRGB
Connectivity •1 x DP 1.4 (in) port (HDCP 1.4)
•1 x DP (Out) with MST (HDCP 1.4)
•1 x HDMI 1.4 port (HDCP 1.4)
•1 x USB-C (USB 3.2 Gen 1 (5Gbps) upstream port,
Power Delivery PD up to 90 W)
•4 x SuperSpeed USB 5Gbps (USB 3.2 Gen1)
downstream port
•1 x RJ45
Border width (edge of monitor to active area)

14 | About Your Monitor
To p
Left/Right
Bottom
7.57 mm
7.55 mm
17.40 mm
Adjustability
Height adjustable stand 150 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)
* At panel native only, under Custom Mode preset.
Resolution Specifications
Horizontal scan range 30 kHz to 90 kHz
Vertical scan range 56 Hz to 76 Hz
Maximum preset resolution 2560 x 1440 at 60 Hz
Video display capabilities
(HDMI alternate mode)
480p, 576p, 720p, 1080i, 1080p,

About Your Monitor | 15
Preset Display Modes
Display Mode Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
IBM, 720 x 400
31.47
70.08
28.32
-/+
VESA, 640 x 480
31.47
59.94
25.18
-/-
VESA, 640 x 480
37.50
75.00
31.50
-/-
VESA, 800 x 600 37.88 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
67.50
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 1200
75.00
60.00
162.00
+/+
CTA, 1920 x 1080
67.50
60.00
148.50
+/+
CVR, 2560 x 1440
88.79
59.95
241.50
+/-

16 | About Your Monitor
DP MST Multi-Stream Transport (MST) Modes
MST Source Monitor Maximum number of external monitors that can be
supported
2560 x 1440/60 Hz
8 bit 10 bit
HBR3 (High Resolution) 4 3
HBR2 (High Resolution) 2 2
NOTE: Maximum external monitor resolution supported is 2560 x 1440 60 Hz only.
USB-C MST Multi-Stream Transport (MST) Modes
OSD Dislay Info: Link
rate(current)
Maximum number of external monitors that can be
supported
2560 x 1440/60 Hz
8 bit 10 bit
HBR3 (High Resolution) 4 3
HBR3 (High Data Speed) 2 1
HBR2 (High Resolution) 2 2
HBR2 (High Data Speed) 1 1

About Your Monitor | 17
Electrical Specifications
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 2.3 A (maximum)
Inrush current 120 V: 42 A (Max.)
240 V: 80 A (Max.)
Power Consumption 0.3 W (Off Mode)1
0.3 W (Standby Mode)1
29.90 W (On Mode)1
183 W (Max)2
23.45 W (Pon)3
75.37 kWh (TEC)3
1As defined in EU 2019/2021 and EU 2019/2013.
2Max brightness and contrast setting with maximum power loading on all USB ports.
3Pon: 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.

18 | About Your Monitor
Physical Characteristics
Connector type •DP connector (include DP in and DP out)
•HDMI connector
•USB-C connector
•USB 3.2 Gen1 (5 Gbps) downstream
port connector x 4
•RJ45 connector
Signal cable type •DP to DP 1.8 M cable
•USB-C to C 1 M cable
•USB-A to C 1.8 M cable
Dimensions (with stand)
Height (extended) 617.15 mm (24.30 in.)
Height (compressed) 467.44 mm (18.40 in.)
Width 712.42 mm (28.05 in.)
Depth 230.10 mm (9.06 in.)
Dimensions (without stand)
Height 417.10 mm (16.42 in.)
Width 712.42 mm (28.05 in.)
Depth 54.05 mm (2.13 in.)
Stand dimensions
Height (extended) 482.40 mm (18.99 in.)
Height (compressed) 436.50 mm (17.19 in.)
Width 300.00 mm (11.81 in.)
Depth 230.10 mm (9.06 in.)
Base 300.00 mm x 230.00 mm
(11.81 in. x 9.06 in.)
Weight
Weight with packaging 15.32 kg (33.77 lb.)
Weight with stand assembly and cables 11.70 kg (25.79 lb.)

About Your Monitor | 19
Weight without stand assembly
(For wall mount or VESA mount
considerations - no cables)
7.06 kg (15.56 lb.)
Weight of stand assembly 4.27 kg (9.41 lb.)
Environmental Characteristics
Compliant Standards
•ENERGY STAR certified Monitor.
•EPEAT registered where applicable. EPEAT registration varies by country.
See https://www.epeat.net for registration status by country.
•TCO Certified & TCO Certified Edge.
•RoHS Compliant.
•BFR/PVC Free monitor (excluding external cables).
•Meets NFPA 99 leakage current requirements.
•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 20% 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 624.42 BTU/hour (maximum)
102.02 BTU/hour (On Mode)

20 | About Your Monitor
Pin Assignments
DP Port (in)
Pin number 20-pin side of
theconnected signal cable
1ML3(n)
2GND
3ML3(p)
4ML2(n)
5GND
6ML2(p)
7ML1(n)
8GND
9ML1(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