Dell UltraSharp U2421HE User manual

Model: U2421HE/U2721DE
Regulatory model: U2421HEt/U2721DEt
Dell UltraSharp 24/27
USB-C Hub Monitor - U2421HE/U2721DE
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 © 2020 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.
2020 – 03
Rev. A00

Contents
About Your Monitor .................................5
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Product Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Identifying Parts and Controls . . . . . . . . . . . . . . . . . . . . . . . . 7
Monitor Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Plug-and-Play . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
LCD Monitor Quality and Pixel Policy . . . . . . . . . . . . . . . . . . . .24
Setting Up the Monitor .............................25
Attaching the Stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Using the Tilt, Swivel, and Vertical Extension. . . . . . . . . . . . . . . .27
Adjusting the Rotation Display Settings of Your System . . . . . . . . . .28
Connecting Your Monitor. . . . . . . . . . . . . . . . . . . . . . . . . . .29
Organizing Your Cables . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Removing the Monitor Stand . . . . . . . . . . . . . . . . . . . . . . . .32
Wall Mounting (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . .33
Operating the Monitor ..............................34
Turning on the Monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Using the Front Panel Controls . . . . . . . . . . . . . . . . . . . . . . .34
Using the OSD Lock function . . . . . . . . . . . . . . . . . . . . . . . .36
Using the On-Screen Display (OSD) Menu . . . . . . . . . . . . . . . . .39
Contents | 3

4| Contents
Troubleshooting ...................................54
Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Built-in Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Product Specific Problems. . . . . . . . . . . . . . . . . . . . . . . . . .57
Appendix.........................................59
Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
FCC Notices (U.S. only) and Other Regulatory Information . . . . . . . .59
Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Setting Up Your Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Maintenance Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . .62

About Your Monitor | 5
About Your Monitor
Package Contents
Your monitor ships with the components shown below. Make sure that you have received all
the components and contact Dell if something 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)

6| About Your Monitor
DP cable
U2421HE Color Calibration Factory Report
EveryDell U 2421HEis shipped incorpo rating pre-tuned
standard mode(sRGB) with ave rage Delta-E ≤2 .
Thishelps p revent significant color inconsistency or
inaccuracywh en content is displayed onscreen.
Inaddition, a tighte r grey-scale tracking on each U2421HE
helpsen able ultra-smooth color gradation. The factory
measurements from this very unit are sh own here.
Beassured of Accur ate, Precise and Consi stent
OnscreenC olor with every Dell UltraSha rp U2421HE.
SerialNo.
Tester
Test
Equipment
CN00WG2J7444572B046L
2008L0415
CA-210/CA-310
CA-2000S
Chroma2326/2235/2233
Standard mode (sRGB) Avg.D elta E ≤2
Gray-Scale Tracking
Gamma
Note:
Calibrations were done according to Dell a pprovedte st procedures u sing calibrated
equipment at the factory production line. This Report is provided onl y with and for this new Dell U2421HE
UltraSharp monitor. Res ults may vary with other te st equipment, setups and tes t patterns. Please retain this Re port
foryour ref erence as De ll is unable to reproduce it or pr ovide a duplic ate.
•Quick Setup Guide
•Safety,Environmental,and
Regulatory Information
•Factory Calibration Report
Product Features
The Dell UltraSharp U2421HE/U2721DE monitor has an active matrix, thinfilm transistor
(TFT), liquid crystal display (LCD), and LED backlight. The monitor features include:
• U2421HE: 60.47 cm (23.8 in.) active area display (Measured diagonally) 1920 x 1080
(16:9) resolution, plus full-screen support for lower resolutions.
• U2721DE: 68.47 cm (27 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 with an average Delta E<2.
• 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 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 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 standby power when in the sleep mode.
• Optimize eye comfort with a flicker-free screen.
NOTE: 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. ComfortView
feature is designed to reduce the amount of blue light emitted from the monitor to
optimize eye comfort.

About Your Monitor | 7
Identifying Parts and Controls
Front view
1 2
Label Description
1Function buttons (For more information, see Operating the Monitor)
2Power on/off button (with LED indicator)

8| About Your Monitor
Back View
6
1
2
3
4
5
DELL U2421HE
Flat Panel Monitor / Monitor Plano Panel / Moniteur à écran plat / 液晶顯示器
Model No. / N° de Modelo / Numéro de modèle /型號:
U2421HEt
Input Rating / Entrada / Daya Tegangan / Tension d’entrée: 100-240V ~ 50/60Hz 1.6 A
輸入電源:交流電壓100-240伏特, 1.5 安培,50/60赫茲
Удельная мощность рабочего режима - X,XXX Вт/см
Потребляемая мощность изделием в режиме ожидания -X,XX Вт
Потребляемая мощность изделием в выключенном режиме - X,XX Вт
2
Made in China / Fabricado en China / Fabriqués en Chine / Сделано в Китае / 製造地:中國
警語:使用過度恐傷害視力
신청인：Wistron Corporation (For Korea)
Wistron InfoComm (Zhongshan) Corporation Linhai Branch
제조자: Wistron InfoComm (Zhongshan) Corporation Linhai Branch
A/S연락처:080-854-0066
제조국:중국
CAN ICES-3 (B)/NMB-3(B)
Apparatet må tilkoples jordet stikkontakt.
Apparaten skall anslutas till jordat uttag.
Apparatets stikprop skal tilsluttes en stikkontakt med jord,
som giver forbindelse til stikproppens jord.
Laite on liitettävä suojakoskettimilla varustettuun pistorasiaan.
Consumo de energía en operación XX.X Wh
This equipment complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This equipment may not cause harmful interference, and
(2) this equipment must accept any interference received,
including interference that may cause undesired operation.
IDXXXXXXXXXX
IDXXXXXXXXXX
XXXXXX-XX
XXXXX
AddressforEUOnly:
RaheenBusinessPark
LimerickIreland
www.dell.com/regulatory_compliance
XXXXXXXX-XXXXX
R-REM-WT1-U2421HEt
И005-18
U2421HE
U2421HE
January2020
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 Release stand from monitor.
4Security lock slot Secures monitor with security cable lock
(sold separately).
5Barcode, serial number, and Service
Tag label
Refer to this label if you need to contact Dell
for technical support.
6Cable management slot Use to organize cables by placing them
through the slot.
Side View
USB downstream port
Port with battery icon supports BC 1.2.

About Your Monitor | 9
Bottom View
1 2 3 4 5 6
10
78 9
Label Description Use
1AC power port To connect the monitor power cable.
2HDMI port Connect your computer with HDMI cable (optional).
3DP port (in) Connect your computer with DP cable.
4USB Type-C/DisplayPort Connect to your computer using the USB Type-C
cable.
The USB 3.1 Type-C port offer the fastest transfer
rate and the alternate mode with DP 1.4 support
the maximum resolution of 1920 x 1080 at 60
Hz(U2421HE) and 2560 x 1440 at 60 Hz(U2721DE),
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 Windows
versions that are prior to Windows 10.
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.
6&8 USB downstream ports(2) Connect your USB device. You can use these ports
only after you have connected the USB cable (Type-C
to Type-C) from the computer to the monitor. Port
with battery icon supports Battery Charging
Rev. 1.2.
7Audio line-out port Connect speakers to playback audio coming through
USB Type-C or DP audio channels.
Only supports 2-channel audio.
NOTE: The audio line-out port does not support
headphones.
9RJ-45 connector Remote Network Management and control of display
via RJ-45.
10 Stand lock Lock the stand to the monitor using a M3 x 6 mm
(U2721DE)/ M3 x 8 mm (U2421HE) screw (screw not
included).

10 | About Your Monitor
Monitor Specifications
Model U2421HE U2721DE
Screen type Active matrix - TFT LCD Active matrix - TFT LCD
Panel Type In-plane switching Technology In-plane switching Technology
Aspect ratio 16:9 16:9
Viewable image dimensions
Diagonal 60.47 cm (23.8 in.) 68.47 cm (27 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 (13.21 in.)
Area 156246.3 mm2(242.15 in.2) 200301.7 mm2(310.30 in.2)
Pixel pitch 0.2745 mm x 0.2745 mm 0.233 mm x 0.233 mm
Pixel per inch (PPI) 92.5 109
Viewing angle
Horizontal 178° (typical) 178° (typical)
Vertical 178° (typical) 178° (typical)
Brightness 250 cd/m² (typical) 350 cd/m² (typical)
Contrast ratio 1000 to 1 (typical) 1000 to 1 (typical)
Display screen coating Anti-glare treatment of the front
polarizer (3H) hard coating
Anti-glare treatment of the front
polarizer (3H) hard coating
Backlight LED LED
Response Time (Gray
to Gray)
5 ms (FAST mode)
8 ms (NORMAL mode)
5 ms (FAST mode)
8 ms (NORMAL mode)
Color depth 16.7 million colors 16.7 million colors
Color gamut* 99% sRGB
99% REC709
85% DCI-P3
99% sRGB
99% REC709
85% DCI-P3
Calibration accuracy Delta E < 2 (average) Delta E < 2 (average)

About Your Monitor | 11
Connectivity •1 x DP 1.4 (HDCP 1.4)
•1 x HDMI1.4 (HDCP 1.4)
•1 x USB Type-C (Alternate
mode with DisplayPort 1.4,
USB 3.1 upstream port, Power
Delivery PD up to 65 W)
•1 x DP (Out) with MST (HDCP
1.4)
•2 x USB 3.0 downstream port
•2 x USB 3.0 with BC1.2
charging capability at 2A (max)
•1 x Analog 2.0 audio line out (3.5
mm jack)
•1 x RJ45
•1 x DP 1.4 (HDCP 1.4)
•1 x HDMI1.4 (HDCP 1.4)
•1 x USB Type-C (Alternate
mode with DisplayPort 1.4,
USB 3.1 upstream port, Power
Delivery PD up to 65 W)
•1 x DP (Out) with MST (HDCP
1.4)
•2 x USB 3.0 downstream port
•2 x USB 3.0 with BC1.2
charging capability at 2A (max)
•1 x Analog 2.0 audio line out
(3.5 mm jack)
•1 x RJ45
Border width (edge
of monitor to active
area)
5.0 mm (Top)
5.1 mm (Left/Right)
8.0 mm (Bottom)
6.90 mm (Top)
6.90 mm (Left/Right)
8.1 mm (Bottom)
Adjustability
Height adjustable
stand
130 mm 130 mm
Tilt -5° to 21° -5° to 21°
Swivel -40° to 40° -40° to 40°
Cable management Yes Yes
Dell Display Manager
(DDM)Compatibility
Easy Arrange
and other key features
Easy Arrange
and other key features
Security Security lock slot (cable lock
sold separately) Anti-theft stand
lock slot (to panel)
Security lock slot (cable lock
sold separately) Anti-theft stand
lock slot (to panel)
* At panel native only, under Custom Mode preset.
Resolution Specifications
Model U2421HE U2721DE
Horizontal scan range 30 kHz to 83 kHz 30 kHz to 90 kHz
Vertical scan range 56 Hz to 76 Hz 56 Hz to 76 Hz
Maximum preset resolution 1920 x 1080 at 60 Hz 2560 x 1440 at 60 Hz
Video display capabilities
(DP & USB Type-C
playback)
480i, 480p, 576i, 576p, 720p,
1080i, 1080p
480i, 480p, 576i, 576p, 720p,
1080i, 1080p

12 | About Your Monitor
Preset Display Modes
U2421HE
Display Mode Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
720 x 400 31.5 70.0 28.3 -/+
VESA, 640 x 480 31.5 60.0 25.2 -/-
VESA, 640 x 480 37.5 75.0 31.5 -/-
VESA, 800 x 600 37.9 60.3 40.0 +/+
VESA, 800 x 600 46.9 75.0 49.5 +/+
VESA, 1024 x 768 48.4 60.0 65.0 -/-
VESA, 1024 x 768 60.0 75.0 78.8 +/+
VESA, 1152 x 864 67.5 75.0 108.0 +/+
VESA, 1280 x 1024 64.0 60.0 108.0 +/+
VESA, 1280 x 1024 80.0 75.0 135.0 +/+
VESA, 1600 x 900 60.0 60.0 108.0 -/+
VESA, 1920 x 1080 67.5 60.0 148.5 +/+
U2721DE
Display Mode Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
720 x 400 31.5 70.0 28.3 -/+
VESA, 640 x 480 31.5 60.0 25.2 -/-
VESA, 640 x 480 37.5 75.0 31.5 -/-
VESA, 800 x 600 37.9 60.3 40.0 +/+
VESA, 800 x 600 46.9 75.0 49.5 +/+
VESA, 1024 x 768 48.4 60.0 65.0 -/-
VESA, 1024 x 768 60.0 75.0 78.8 +/+
VESA, 1152 x 864 67.5 75.0 108.0 +/+
VESA, 1280 x 1024 64.0 60.0 108.0 +/+
VESA, 1280 x 1024 80.0 75.0 135.0 +/+
VESA, 1600 x 1200 75.0 60.0 162.0 +/+
VESA, 1920 x 1080 67.5 60.0 148.5 +/+
VESA, 2048 x 1080 66.58 60.0 147.16 +/-
CVR, 2560 x 1440 88.8 60.0 241.5 +/-

About Your Monitor | 13
DP MST Multi-Stream Transport (MST) Modes
U2421HE
MST Source Monitor Maximum number of external monitors that can be
supported
1920 x 1080/60 Hz
1920 x 1080/60 Hz 3
NOTE:Maximum external monitor resolution supported is 1920 x 1080 60 Hz only.
U2721DE
MST Source Monitor Maximum number of external monitors that can be
supported
2560 x 1440/60 Hz
2560 x 1440/60 Hz 1
NOTE: Maximum external monitor resolution supported is 2560 x 1440 60 Hz only.
USB-C MST Multi-Stream Transport (MST) Modes
U2421HE
OSD Dislay Info: Link
rate(current)
Maximum number of external monitors that can be
supported
1920 x 1080/60 Hz
HBR3 2
HBR2 1
U2721DE
OSD Dislay Info: Link
rate(current)
Maximum number of external monitors that can be
supported
2560 x 1440/60 Hz
HBR3 (High Resolution) 1
HBR3 (High Data Speed) 0
HBR2 (High Resolution) 1
HBR2 (High Data Speed) 0

14 | About Your Monitor
Electrical Specifications
Model U2421HE/U2721DE
Video input signals •Digital video signal for each dierential line
Per dierential line at 100 ohm impedance
•DP/USB Type-C signal input support
Input voltage/ frequency/current 100-240 VAC / 50 or 60 Hz ± 3 Hz / 1.8 A (maximum)
Inrush current 120 V: 30 A (Max.)
240 V: 60 A (Max.)
Physical Characteristics
Model U2421HE U2721DE
Connector type •DP connector (include DP
in and DP out)
•HDMI connector
•USB Type-C connector
•Audio line-out
•RJ45 connector
•USB 3.0 downstream port
connector x 4
(Port with battery
icon supports BC 1.2.)
•DP connector (include DP
in and DP out)
•HDMI connector
•USB Type-C connector
•Audio line-out
•RJ45 connector
•USB 3.0 downstream port
connector x 4
(Port with battery
icon supports BC 1.2.)
Signal cable type DP to DP 1.8 M cable
USB Type-C 1.0 M cable
DP to DP 1.8 M cable
USB Type-C 1.0 M cable
Dimensions (with stand)
Height (extended) 478.4 mm (18.84 in.) 520.2 mm (20.48 in.)
Height (compressed) 348.4 mm (13.72 in.) 390.2 mm (15.36 in.)
Width 538.5 mm (21.20 in.) 612.2 mm (24.10 in.)
Depth 165.0 mm (6.50 in.) 180.0 mm (7.09 in.)
Dimensions (without stand)
Height 313.7 mm (12.35 in.) 355.0 mm (13.98 in.)
Width 538.5 mm (21.20 in.) 612.2 mm (24.10 in.)
Depth 39.0 mm (1.54 in.) 39.0 mm (1.54 in.)
Stand dimensions
Height (extended) 393.5 mm (15.49 in.) 413.6 mm (16.28 in.)
Height (compressed) 347.0 mm (13.66 in.) 367.1 mm (14.45 in.)

About Your Monitor | 15
Width 218.0 mm (8.58 in.) 230.0 mm (9.06 in.)
Depth 165.0 mm (6.50 in.) 180.0 mm (7.09 in.)
Weight
Weight with packaging 7.55 kg (16.64 lb) 8.72 kg (19.22 lb)
Weight with stand assembly
and cables
5.32 kg (11.73 lb) 6.24 kg (13.75 lb)
Weight without stand
assembly (For wall mount or
VESA mount considerations
- no cables)
3.37 kg (7.43 lb) 4.19 kg (9.23 lb)
Weight of stand assembly 1.59 kg (3.50 lb) 1.72 kg (3.79 lb)
Environmental Characteristics
Model U2421HE/U2721DE
Compliant Standards
•ENERGY STAR certified Monitor.
•EPEAT registered where applicable. EPEAT registration varies by country.
See www.epeat.net for registration status by country.
•TCO Certified Display.
•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 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
U2421HE 478.02 BTU/hour (maximum)
59.75 BTU/hour (typical)
U2721DE 546.30 BTU/hour (maximum)
113.36 BTU/hour (typical)

16 | About Your Monitor
Power Management Modes
If you have VESA’s DPM-compliant video card or software installed in your PC, the monitor
can automatically reduce its power consumption when not in use. This is referred to as
power save mode*. If the computer detects input from the keyboard, mouse, or other input
devices, the monitor automatically resumes functioning. The following table shows the
power consumption and signaling of this automatic power saving feature.
U2421HE
VESA
Modes
Horizontal
Sync
Vertical
Sync
Video Power Indicator Power Consumption
Normal
operation
Active Active Active White 140 W (maximum)**
17.5 W (typical)
Active-off
mode
Inactive Inactive Off White
(Glowing)
Less than 0.3 W
Switch off - - - Off Less than 0.3 W
Power Consumption Pon 12.87 W
Total Energy Consumption (TEC) 43.56 kWh
U2721DE
VESA
Modes
Horizontal
Sync
Vertical
Sync
Video Power Indicator Power Consumption
Normal
operation
Active Active Active White 160 W (maximum)**
33.2 W (typical)
Active-off
mode
Inactive Inactive Off White
(Glowing)
Less than 0.3 W
Switch off - - - Off Less than 0.3 W
Power Consumption Pon 19.9 W
Total Energy Consumption (TEC) 64.3 kWh

About Your Monitor | 17
The OSD operates only in the normal operation mode. If you press any button in the active-
off mode, the following message is displayed:
Dell UltraSharp 24/27 Monitor
U2421HE/U2721DE
No DP signal from your device.
Press any key on the keyboard or move the mouse or wake it up.
If there is no display, press the monitor button again to select the correct
input source.
*Zero power consumption in OFF mode can only be achieved by disconnecting
the AC mains cable from the monitor.
**Maximum power consumption with maximum luminance, and USB active.
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.
Activate the computer and the monitor to gain access to the OSD.
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.
NOTE:
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.

18 | About Your Monitor
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

About Your Monitor | 19
DP port (out)
Pin number 20-pin side of theconnected signal cable
1ML0(p)
2GND
3ML0(n)
4ML1(p)
5GND
6ML1(n)
7ML2(p)
8GND
9ML2(n)
10 ML3(p)
11 GND
12 ML3(n)
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
1TMDS DATA 2+
2TMDS DATA 2 SHIELD
3TMDS 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