Dell UltraSharp U2518D User manual
Dell UltraSharp
U2518D/U2518DX/U2518DR
User’s Guide
Model: U2518D/U2518DX/U2518DR
Regulatory model: U2518Dt
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 © 2017 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.
2017 – 05
Rev. A00
Contents
About Your Monitor .................................5
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Product Features
Identifying Parts and Controls
Monitor Specifications
Plug-and-Play
LCD Monitor Quality and Pixel Policy
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
. . . . . . . . . . . . . . . . . . . . . . . . . . . 7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
. . . . . . . . . . . . . . . . . . . . . . 22
Setting Up the Monitor .............................23
Attaching the Stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Using the Tilt, Swivel, and Vertical Extension
Adjusting the Rotation Display Settings of Your System
Connecting Your Monitor
Organizing Your Cables
Removing the Monitor Stand
Wall Mounting (Optional)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
. . . . . . . . . . . . . . . . . . . . . . . . . . . 30
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
. . . . . . . . . . . . . . . . . 26
. . . . . . . . . . 27
Operating the Monitor ..............................32
Turning on the Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Using the Front Panel Controls
Using the On-Screen Display (OSD) Menu
. . . . . . . . . . . . . . . . . . . . . . . . . 32
. . . . . . . . . . . . . . . . . . . 35
Contents | 3
Troubleshooting ...................................48
Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Built-in Diagnostics
Common Problems
Product Specific Problems
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Appendix.........................................54
Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
FCC Notices (U.S. only) and Other Regulatory Information . . . . . . . . 54
Contacting Dell
Setting Up Your Monitor
Maintenance Guidelines
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
4 | Contents
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.
Somefeatures or media may not be available in certain countries.
Monitor
Stand riser
Stand base
Power cable (varies by country)
About Your Monitor | 5
USB 3.0 upstream cable (enables the
USB ports on the monitor)
DP cable (DP to mDP, only for
U2518D)
HDMI cable (U2518DX & U2518DR)
•Drivers and documentation media
•Quick Setup Guide
•Safety,Environmental,and
Regulatory Information
•Factory Calibration Report
Product Features
The Dell UltraSharp U2518D/U2518DX/U2518DR monitor has an active matrix, thinfilm
transistor (TFT), liquid crystal display (LCD), and LED backlight. The monitor features
include:
• 63.44 cm (25-inch) active area display (Measured diagonally) 2560 x 1440 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, mDP, HDMI, and USB 3.0 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.
• Software and documentation media includes an information file (INF), Image
color Matching File (ICM), Dell Display Manager software application and product
documentation. Dell Display Manager included (comes in the CD attached with the
monitor).
• Security lock slot.
• Asset Management Capability.
• Arsenic-Free glass and Mercury Free for Panel only.
• Energy Gauge shows the energy level being consumed by the monitor in real time.
6 | About Your Monitor
• 0.5 W standby power when in the sleep mode.
• Optimize eye comfort with a flicker-free screen.
• 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.
Identifying Parts and Controls
Front view
Label Description
1 Function buttons (For more information, see Operating the Monitor)
2 Power on/off button (with LED indicator)
About Your Monitor | 7
Back View
Label Description Use
1 VESA mountiong holes (100 mm
x 100 mm-behind attached VESA
cover)
2 Regulatory label Lists the regulatory approvals.
3 Stand release button Release stand from monitor.
4 Security lock slot Secures monitor with security cable lock
5 Barcode, serial number, and Service
Tag label
6 Cable management slot Use to organize cables by placing them
Wall mount monitor using VESAcompatible wall mount kit (100 mm x 100
mm).
(sold separately).
Refer to this label if you need to contact Dell
for technical support.
through the slot.
Side View
8 | About Your Monitor
USB downstream port
Port with battery icon supports BC 1.2.
Bottom View
Label Description Use
1 AC power connector To connect the monitor power cable.
2 HDMI connector Connect your computer with HDMI cable(optional).
3 DP connector (in) Connect your computer with DP cable.
4 mDP connector (in) Connect your computer with mDP to DP cable.
5 DP connector (out)
6 Audio line-out port Connect speakers to playback audio coming through
7 USB upstream port Connect the USB cable that comes with your monitor
8 USB downstream ports (2) Connect your USB device. You can only use this
9 Stand lock Lock the stand to the monitor using a M3 x 6 mm
DP output for MST (multi-stream transport) capable
monitor. DP 1.1 monitor can only be connected as the
last monitor in the MST chain. To enable MST, refer
to instruction on section “Connecting the Monitor for
DP MST Function”.
NOTE: Remove the rubber plug when use DP out
connector.
HDMI or DP audio channels.
Only supports 2-channel audio.
NOTE: The audio line-out port does not support
headphones.
WARNING: Excessive sound pressure from
earphones or headphones can cause hearing
damage or loss.
to the computer. Once this cable is connected, you
can use the USB downstream connectors on the
monitor.
connector after you have connected the USB cable
to the computer and USB upstream connector on the
monitor.Port with
1.2.
screw (screw not included).
battery icon supports BC
About Your Monitor | 9
Monitor Specifications
Screen type Active matrix - TFT LCD
Panel Type In-plane switching Technology
Aspect ratio 16:9
Viewable image dimensions
Diagonal 63.44 cm (25 inches)
Active Area
Horizontal 552.96 mm (21.77 inches)
Vertical 311.04 mm (12.25 inches)
Area 171992.7 mm
Pixel pitch 0.216 mm x 0.216 mm
Pixel per inch (PPI) 117.5
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 16.78 million colors
Color gamut 99% sRGB
99% REC709
79% DCI-P3
Calibration accuracy Delta E < 2 (average)
Connectivity •1 x DP 1.2 (HDCP 1.4)
•1 x mDP 1.2 (HDCP 1.4)
•1 x DP 1.2 (out) with MST (HDCP 1.4)
•1 x HDMI2.0 (HDCP 2.2)
•2 x USB 3.0 downstream port
•2 x USB 3.0 with BC1.2 charging capability at 2A
(max)
•1 x USB 3.0 upstream port
•1 x Analog 2.0 audio line out (3.5mm jack)
2
(266.59 inches2)
10 | About Your Monitor
Border width (edge of monitor to
active area)
Adjustability
Height adjustable stand 130 mm
Tilt -5° to 21°
Swivel -45° to 45°
Cable management Yes
Dell Display Manager (DDM)
Compatibility
Security Security lock slot (cable lock sold separately) Anti-
7.30 mm (Top)
7.30 mm (Left/Right)
8.80 mm (Bottom)
Easy Arrange
and other key features
theft stand lock slot (to panel)
Resolution Specifications
Horizontal scan range 30 kHz to 140 kHz (HDMI2.0)
Vertical scan range 56 Hz to 76 Hz
Maximum preset resolution 2560 x 1440 at 60 Hz
Video display capabilities
(DP & HDMI playback)
30 kHz to 88 kHz (Other)
480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 1440p
About Your Monitor | 11
Preset Display Modes
Display Mode Horizontal
Frequency
(kHz)
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 6 0.0 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 7 5.0 60.0 162.0 +/+
VESA, 1920 x 1080 6 7.5 60.0 148.5 +/+
VESA, 2048 x 1080 66.58 60.0 147.16 + /-
CVR, 2560 x 1440 88.8 60.0 241.5 + /-
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync Polarity
(Horizontal/
Vertical)
12 | About Your Monitor
MST Multi-Stream Transport (MST) Modes
MST Source Monitor Maximum number of external monitor that can be
2560 x 1440/60 Hz 2
NOTE: Maximum external monitor resolution supported is 2560x1440 60Hz only.
supported
2560 x 1440/60 Hz
Electrical Specifications
Video input signals •Digital video signal for each dierential line
Input voltage/ frequency/current 100-240 VAC / 50 or 60 Hz ± 3 Hz / 1.6 A (maximum)
Inrush current 120 V: 40 A (Max.)
Per dierential line at 100 ohm impedance
•DP/HDMI signal input support
240 V: 80 A (Max.)
Physical Characteristics
Connector type •DP connector (include DP in and DP out)
•mDP connector
•HDMI connector
•Audio line-out
•USB 3.0 upstream port connector
•USB 3.0 downstream port connector x 4
(Port with
Signal cable type DP to mDP 1.8 M cable(only for U2518D)
HDMI 1.8 M cable(U2518DX & U2518DR)
USB 3.0 1.8 M cable
Dimensions (with stand)
Height (extended) 527.2 mm (20.76 inches)
Height (compressed) 397.2 mm (15.64 inches)
Width 567.6 mm (22.35 inches)
Depth 200.1 mm (7.88 inches)
Dimensions (without stand)
Height 331.5 mm (13.05 inches)
Width 567.6 mm (22.35 inches)
battery icon supports BC 1.2.)
About Your Monitor | 13
Depth 49.2 mm (1.94 inches)
Stand dimensions
Height (extended) 432.7 mm (17.04 inches)
Height (compressed) 386.5 mm (15.21 inches)
Width 292.4 mm (11.50 inches)
Depth
Weight
Weight with packaging 8.33 kg (18.36 lb)
Weight with stand assembly and
cables
Weight without stand assembly
(For wall mount or VESA mount
considerations - no cables)
Weight of stand assembly 2.47 kg (5.45 lb)
200.1 mm (7.88 inches)
6.24 kg (13.7 6 lb)
3.42 kg (7.54 lb)
Environmental Characteristics
Compliant Standards
ENERGY STAR certified Monitor yes
EPEAT EPEAT Gold registered in the U.S. EPEAT registration
TCO Certified Display yes
RoHS Compliant yes
BFR/PVC Free monitor
(excluding external cables)
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 375.32 BTU/hour (maximum)
varies by country. See www.epeat.net for registration
status by country.
yes
102.36 BTU/hour (typical)
14 | 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.
VESA
Modes
Normal
operation
Active-off
mode
Horizontal
Sync
Vertical
Sync
Video Power Indicator Power Consumption
Active Active Active White 110 W (maximum)**
30 W (typical)
Inactive Inactive Off White
Less than 0.5 W
(Glowing)
Switch off - - - Off Less than 0.3 W
Energy Star Power Consumption
P
ON
E
TEC
23.2 W***
72.4 kWh****
The OSD operates only in the normal operation mode. If you press any button in the activeoff mode, one of the following message is displayed:
*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.
***Power consumption of on mode as defined in Energy Star 7.0 version.
****Total energy consumption in kWh as defined in Energy Star 7.0 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
About Your Monitor | 15
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 -compliant.
16 | About Your Monitor
Pin Assignments
DP connector (in)
Pin number 20-pin side of theconnected signal cable
1 ML3(n)
2 GND
3 ML3(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 | 17
DP connector (out)
Pin number 20-pin side of theconnected signal cable
1 ML0(p)
2 GND
3 ML0(n)
4 ML1(p)
5 GND
6 ML1(n)
7 ML2(p)
8 GND
9 ML2(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
18 | About Your Monitor
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