Dell UltraSharp U2412M User manual

Dell™U2412MMonitorUser'sGuide
Notes, Notices, and Cautions

Information in this document is subject to change without notice.
©2011DellInc.Allrightsreserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell and the DELLlogoaretrademarksofDellInc;Microsoft and Windows are either trademarks or registered trademarks of Microsoft Corporation in
the United States and/or other countries, Intel is a registered trademark of Intel Corporation in the U.S. and other countries; and ATI is a trademark of Advanced Micro Devices,
Inc. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell Inc. has determined that this product meets the
ENERGY STAR guidelines for energy efficiency.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model U2412Mb
July 2011 Rev. A00
About Your Monitor
Setting Up the Monitor
Operating the Monitor
Troubleshooting
Appendix
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury,or death.

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
About Your Monitor
Dell™U2412MMonitorUser'sGuide
Package Contents
Your monitor ships with the components shown below. Ensure that you have received all the components and contact Dell if something is missing.

Package Contents
Product Features
Identifying Parts and Controls
Monitor Specifications
Plug and Play Capability
Universal Serial Bus (USB) Interface
LCD Monitor Quality and Pixel Policy
Maintenance Guidelines
NOTE: Some items may be optional and may not ship with your monitor. Some features or media may not be available in certain countries.
NOTE: To set up with anyother stand, please refer to the respective stand setup guide for setup instructions.
lMonitor
lStand
lPower Cable


Product Features
The U2412M flat panel display has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD). The monitor features include:
■60.96 cm (24-inch) viewable area display (measured diagonally). 1920 x 1200 resolution, plus full-screen support for lower resolutions.
■Wide viewing angle to allow viewing from a sitting or standing position, or while moving from side-to-side.
■Tilt, swivel, vertical extension and rotate adjustment capability.
■Removable stand and Video Electronics Standards Association (VESA™) 100 mm mounting holes for flexible mounting solutions.
■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), PowerNap software application and product
documentation.
■Energy Saver feature for Energy Star compliance.
■Security lock slot.
■Stand lock.
■Asset Management Capability.
■Capability to switch from wide aspect to standard aspect ratio while maintaining the image quality.
■EPEAT Gold Rating.
■Halogen Reduced.
■TCO Certified Displays.
■PowerNap Software included (comes in the CD shipped with the monitor).
Identifying Parts and Controls
Front View
lVGA Cable
lDVI Cable
lUSB upstream cable (enables the USB ports on the
monitor)

lDrivers and Documentation media
lQuick Setup Guide
lProduct and Safety Information Guide

Back View
Front view
Front panel controls
Label
Description
1
Preset Modes (default, but configurable)
2
Brightness & Contrast (default, but configurable)
3
Menu
4
Exit
5
Power (with power light indicator)
Back view
Back view with monitor stand
Label
Description
Use
1
VESA mounting holes (100 mm x 100 mm -
behind attached VESA Plate)
Wall mount monitor using VESA-compatible wall mount kit (100 mm x 100 mm)
2
Regulatory label
Lists the regulatory approvals
3
Stand release button
Release stand from monitor
4
Barcode serial number label
Refer to this label if you need to contact Dell for technical support
5
Security lock slot
Secures monitor with security cable lock
6
Dell Soundbar mounting brackets
Attaches the optional Dell Soundbar
7
USB downstream ports
Connect your USB devices
8
Cable management slot
Use to organize cables by placing them through the slot

Side View
Bottom View
Left view
Right view
Bottom view
Bottom view with monitor stand
Label
Description
Use
1
AC power cord connector
Connect the power cable
2
DC power connector for Dell Soundbar
Connect the power cord for the soundbar (optional)
3
DisplayPort connector
Connect your computer DP cable
4
DVI connector
Connect your computer DVI cable
5
VGA connector
Connect your computer VGA cable
6
USB upstream port
Connect the USB cable that came with your monitor to the monitor and the
computer. Once this cable is connected,you can use the USB connectors on
the side and bottom of the monitor
7
USB downstream ports
Connect your USB devices. You can only use this connector after you have
connected the USB cable to the computer and USB upstream connector on
the monitor
8
Stand lock feature
To lock the stand to the monitor using M3 x 6 mm screw (screw is not
provided)

Monitor Specifications
Flat Panel Specifications
*[U2412M] color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards.
Resolution Specifications
Supported Video Modes
Preset Display Modes
U2412M
Model
U2412M
Screen type
Active matrix - TFT LCD
Panel type
IPS
Screen dimensions
60.96 cm (24-inches viewable image size)
Preset display area
518.4 (H) X 324.0 (V) mm
Horizontal
518.4 mm (20.3 inches)
Vertical
324.0 mm (12.7 inches)
Pixel pitch
0.27 mm
Viewing angle
178°(vertical)typical
178°(horizontal)typical
Luminance output
300 cd/m²(typical)
Contrast ratio
1000 to 1 (typical), 2M to 1 (typical Dynamic Contrast On)
Faceplate coating
Antiglare with hard-coating 3H
Backlight
LED edgelight system
Response time
8 ms gray-to-gray (typical)
Color depth
16.7 million colors
Color gamut
82%*
Model
U2412M
Horizontal scan range
30 kHz to 83 kHz (automatic)
Vertical scan range
50Hzto61Hz(automatic)
Maximum preset resolution
1920 x 1200 at 60 Hz
Model
U2412M
Video display capabilities (DVI & DP playback)
480p, 576p, 720p, 1080p,
576i, 1080i
Display Mode
Horizontal Frequency
(kHz)
Vertical Frequency (Hz)
Pixel Clock (MHz)
Sync Polarity (Horizontal/Vertical)
VESA, 720 x 400
31.5
70.0
28.3
-/+
VESA, 640 x 480
31.5
59.9
25.2
-/-
VESA, 800 x 600
37.9
60.3
40.0
+/+
VESA, 1024 x 768
48.4
60.0
65.0
-/-
VESA, 1280 x 1024
64.0
60.0
108.0
+/+
VESA, 1600 x 1200
75.0
60.0
162.0
+/+

Electrical Specifications
Physical Characteristics
Environmental Characteristics
VESA, 1680 x 1050
64.7
59.9
119.0
+/-
VESA, 1920 x 1080
66.6
59.9
138.5
+/-
VESA, 1920 x 1200
74.0
60.0
154.0
-/+
Model
U2412M
Video input signals
Analog RGB, 0.7 Volts +/-5%, positive polarity at 75 ohm input
impedance
Digital DVI-D TMDS, 600mV for each differential line, positive polarity at
50 ohm input impedance
DP 1.1a signal input support
Synchronization input signals
TTL levels required and separate syncs (including Trigger points), SOG
(Composite SYNC on green)
AC input
voltage/frequency/current
100 to 240 VAC / 50 or 60 Hz +3 Hz / 1.2 A (typical)
Inrush current
120 V : 30 A (Max)
240 V : 60 A (Max)
Model
U2412M
Connector type
15-pin D-subminiature, blue connector; DVI-D, white
connector; DP, black connector.
Signal cable type
Digital: detachable, DVI-D, solid pins, shipped detached from the monitor
Analog: attachable, D-Sub, 15pins, shipped detached from the monitor
Dimensions (with stand)
Height (extended)
513.5 mm (20.22 inches)
Height (compressed)
398.5 mm (15.69 inches)
Width
556.0 mm (21.89 inches)
Depth
180.3 mm (7.10 inches)
Dimensions (without stand)
Height
361.6 mm (14.24 inches)
Width
556.0 mm (21.89 inches)
Depth
64.9 mm (2.56 inches)
Stand dimensions
Height (extended)
400.7 mm (15.78 inches)
Height (compressed)
285.7 mm (11.25 inches)
Width
279.8 mm (11.02 inches)
Depth
180.3 mm (7.10 inches)
Weight
Weight with packaging
16.48 lbs (7.49 kg)
Weight with stand assembly and cables
13.73 lbs (6.24 kg)
Weight without stand assembly
(For wall mount or VESA mount considerations -
no cables)
8.73 lbs (3.97 kg)
Weight of stand assembly
3.87 lbs (1.76 kg)
Front frame gloss
5.0 gloss unit (max.) (Black Frame)
20.0 gloss unit (max.) (Silver Frame)
Model
U2412M
Temperature
Operating
0°Cto40°C

Power Management Modes
IfyouhaveVESA'sDPM™compliancedisplay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:
U2412M
The OSD will only function in the normal operation mode. When any button is pressed in Active-off mode, one of the following messages will be displayed:
Activate the computer and the monitor to gain access to the OSD.
* Zero power consumption in OFF mode can only be achieved by disconnecting the main cable from the monitor.
** Maximum power consumption with max luminance, Dell Soundbar, and USB active.
Pin Assignments
VGA Connector
Non-operating
Storage: -20°Cto60°C(-4°Fto140°F)
Shipping: -20°Cto60°C(-4°Fto140°F)
Humidity
Operating
10% to 80% (non-condensing)
Non-operating
Storage: 5% to 90% (non-condensing)
Shipping: 5% to 90% (non-condensing)
Altitude
Operating
3,048 m (10,000 ft) max
Non-operating
10,668 m (35,000 ft) max
Thermal dissipation
245.66 BTU/hour (maximum)
129.66 BTU/hour (typical)
VESA Modes
Horizontal Sync
VerticalSync
Video
Power Indicator
Power Consumption

Normal
operation
Active
Active
Active
Blue
72 W (maximum) **
29 W (typical)
Active-off mode
Inactive
Inactive
Blanked
Amber
Less than 0.5 W
Switch off
-
-
-
Off
Less than 0.5 W
NOTE: This monitor is ENERGY STAR®-compliant.
Pin
Number
15-pin Side of the Connected Signal Cable
1
Video-Red
2
Video-Green

DVIConnector
DisplayPort Connector
3
Video-Blue
4
GND
5
Self-test
6
GND-R
7
GND-G
8
GND-B
9
Computer 5V/3.3V
10
GND-sync
11
GND
12
DDC data
13
H-sync
14
V-sync
15
DDC clock
Pin
Number
24-pin Side of the Connected Signal Cable
1
TMDS RX2-
2
TMDS RX2+
3
TMDS Ground
4
Floating
5
Floating
6
DDC Clock
7
DDC Data
8
Floating
9
TMDS RX1-
10
TMDS RX1+
11
TMDS Ground
12
Floating
13
Floating
14
+5V/+3.3V power
15
Selftest
16
Hot Plug Detect
17
TMDS RX0-
18
TMDS RX0+
19
TMDS Ground
20
Floating
21
Floating
22
TMDS Ground
23
TMDS Clock+
24
TMDS Clock-

Plug and Play Capability
You can install the monitor in any Plug and Play-compatible system. The monitor automatically provides the computer system with its Extended Display
Identification Data (EDID) using Display Data Channel (DDC) protocols so the system can configure itself and optimize the monitor settings. Most monitor
installations are automatic; you can select different settings if desired. For more information about changing the monitor settings, see Operating the Monitor.
Universal Serial Bus (USB) Interface
This section gives you information about the USB ports that are available on the left side of your monitor.
USB Upstream Connector
Pin
Number
20-pin Side of the Connected 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
GND
14
GND
15
AUX(p)
16
GND
17
AUX(n)
18
HPD
19
DP_PWR Return
20
+3.3V DP_PWR
NOTE: This monitor supports High-Speed Certified USB 2.0 interface.
Transfer Speed
Data Rate
Power Consumption
High speed
480 Mbps
2.5W(Max,eachport)
Full speed
12 Mbps
2.5W(Max,eachport)
Low speed
1.5 Mbps
2.5W(Max,eachport)