Dell C5518QT User manual

Model: C5518QT
Regulatory model: C5518QTt
Dell C5518QT
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 © 2017-2020 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.
2020-11
Rev. A05

Contents
About Your Display ..................................5
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Product Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Identifying Parts and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Display Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Plug-and-Play . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
LCD Display Quality and Pixel Policy. . . . . . . . . . . . . . . . . . . . . . .25
Setting Up the Display ..............................26
Connecting Your Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Wall Mounting (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Remote Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Operating the Display...............................35
Turning on the Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Touch OSD Launcher. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Using the Touch Control Launcher. . . . . . . . . . . . . . . . . . . . . . . .36
Using the OSD lock function. . . . . . . . . . . . . . . . . . . . . . . . . . .37
Using the On-Screen Display (OSD) Menu . . . . . . . . . . . . . . . . . . . 38
Dell Web Management for Displays . . . . . . . . . . . . . . . . . . . . . . . 52
Troubleshooting ...................................57
Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Contents | 3

4| Contents
Built-in Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Product Specific Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . .62
Touchscreen Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Universal Serial Bus (USB) Specific Problems . . . . . . . . . . . . . . . . . 63
Ethernet Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Appendix.........................................65
Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
FCC Notices (U.S. only) and Other Regulatory Information . . . . . . . . . . 65
Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
EU product database for energy label and product information sheet . . . . . 65
Setting Up Your Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Maintenance Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

About Your Display | 5
About Your Display
Package Contents
Your display 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 display. Somefeatures
or media may not be available in certain countries.
Display
Remote Control & Batteries
(AAA x 2)
Remote control holder

6 | About Your Display
Stylus x 2
Stylus holder
Wire Saddle x 3
Power cable (varies by country)
Power cable for connecting
Optiplex system to display
(see Optiplex (Optional))
USB 3.0 upstream cable (enables
the USB ports on the display)
DP cable (DP to DP)
VGA cable

About Your Display | 7
HDMI cable
• Safety, Environmental and
Regulatory Information
• DisplayNote License Key
• Quick Setup Guide

8 | About Your Display
Product Features
The Dell C5518QT display has an active matrix, thin film transistor (TFT), liquid crystal display
(LCD), and LED backlight. The display features include:
• 138.78 cm (54.64-inch) active area display (Measured diagonally) 3840 x 2160 (16:9 aspect
ratio) resolution, plus full-screen support for lower resolutions.
• Video Electronics Standards Association (VESA™) 300 x 300 mm mounting holes.
• Plug and play capability if supported by your system.
• On-Screen Display (OSD) adjustments for ease of set-up and screen optimization.
• Security lock slot.
• Supports Asset Management Capability.
• Arsenic-Free glass and Mercury-Free for Panel only.
• ≤ 0.3 W in Standby Mode.
• Easily setup with Dell Optiplex Mirco PC (Mirco Form Factor).
• Up to 20 points and 4 pens InGlass (TM) Touch technology.
• Optimize eye comfort with a flicker-free screen.
• The possible long-term effects of blue light emission from the display 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 display to optimize eye comfort.

About Your Display | 9
Identifying Parts and Controls
Front view
Label Description
1Screen drop down touch key
2IR Lens
3OSD Launcher touch key (For more information, see Operating the Display)
4Power on/off button (with LED indicator)
Solid white light indicates the monitor is turned on and functioning normally. Blinking
white light indicates the monitor is in Standby Mode.

10 | About Your Display
Back View
Label Description Use
1Mounting provision for WR517 (optional
item)
For Dell Wireless Receiver :
WR517(optional)
2Wire Saddle Use to handle display during installation
3Handle x 2 Use to move the display.
4VESA mounting holes (300 x 300 mm) To mount the display.
5Security lock slot Secures Optiplex with security cable lock
(sold separately).
6Optiplex holder Use to hold a Micro Form Factor Optiplex
PC.
7AC to optiplex (optional) AC power to optiplex power adapter.
8AC power connector To connect the display power cable.
9Regulatory label List of approved regulatory labels.
10 Barcode, serial number, and service tag
label
Refer to this label if you need to contact
Dell for technical support.