Dell UltraSharp U2412M Manuale utente

Dell™U2412MMonitorUser'sGuide

Notes, Notices, and Cautions

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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.

Back to Contents Page

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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.

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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

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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)

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lDrivers and Documentation media

lQuick Setup Guide

lProduct and Safety Information Guide

Back View

Front view

Front panel controls

Label

Description

Preset Modes (default, but configurable)

Brightness & Contrast (default, but configurable)

Exit

Power (with power light indicator)

Back view

Back view with monitor stand

Label

Description

Use

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)

Regulatory label

Lists the regulatory approvals

Stand release button

Release stand from monitor

Barcode serial number label

Refer to this label if you need to contact Dell for technical support

Security lock slot

Secures monitor with security cable lock

Dell Soundbar mounting brackets

Attaches the optional Dell Soundbar

USB downstream ports

Connect your USB devices

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

AC power cord connector

Connect the power cable

DC power connector for Dell Soundbar

Connect the power cord for the soundbar (optional)

DisplayPort connector

Connect your computer DP cable

DVI connector

Connect your computer DVI cable

VGA connector

Connect your computer VGA cable

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

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

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.

Number

15-pin Side of the Connected Signal Cable

Video-Red

Video-Green

DVIConnector

DisplayPort Connector

Video-Blue

GND

Self-test

GND-R

GND-G

GND-B

Computer 5V/3.3V

GND-sync

GND

DDC data

H-sync

V-sync

DDC clock

Number

24-pin Side of the Connected Signal Cable

TMDS RX2-

TMDS RX2+

TMDS Ground

Floating

DDC Clock

DDC Data

Floating

TMDS RX1-

TMDS RX1+

TMDS Ground

Floating

+5V/+3.3V power

Selftest

Hot Plug Detect

TMDS RX0-

TMDS RX0+

TMDS Ground

Floating

TMDS Ground

TMDS Clock+

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