Dell 320-2807 User Manual

Dell™ U2312HM Flat Panel Monitor

User Guide Setting the display resolution to 1920 x 1080 (maximum)

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 U2312HMt

June 2011 Rev. A00

Dell™ U2312HM Flat Panel Monitor User's Guide

About Your Monitor

Setting Up the Monitor

Operating the Monitor

Troubleshooting

Appendix

Notes, Notices, and Cautions

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.

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.

Model U2312HMt

June 20 11 Rev. A00

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Setting Up Your Monitor

Dell™ U2312HM Flat Panel Monitor

Setting the display resolution to 1920 x 1080 (maximum)

For maximum display performance with Microsoft® Windows® operating systems, set the display resolution to 1920 x 1080 pixels by performing the following steps:

In Windows XP:

1. Right-click on the desktop and click Properties.

2. Select the Settings tab.

3. Move the slider-bar to the right by pressing and holding the left-mouse button and adjust the screen resolution to 1920 x 1080.

4. Click OK.

In Windows Vista

1. Right-click on the desktop and click Personalization.

or Windows® 7:

2. Click Change Display Settings.

3. Move the slider-bar to the right by pressing and holding the left-mouse button and adjust the screen resolution to 1920 x 1080.

4. Click OK. If you do not see 1920 x 1080 as an option, you may need to update your graphics driver. Please choose the scenario

below that best describes the computer system you are using, and follow the provided directions:

1: If you have a Dell™ desktop or a Dell™ portable computer with internet access. 2: If you have a non Dell™ desktop, portable computer, or graphics card.

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About Your Monitor

Dell™ U2312HM Flat Panel Monitor User's Guide

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

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.

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 any other stand, please refer to the respective stand setup guide for setup instructions.

Monitor

Stand

Power Cable

VGA Cable

DVI Cable

USB up stream cable (enables the USB ports on the monitor)

Drivers and Documentation media Quick Setup Guide Product and Safety Information Guide

Product Features

The U2312HM flat panel display has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD). The monitor features include:

■ 23-inch (58.42 cm) viewable area display (Measured diagonally). 1920 x 1080 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. (with Enhanced Menu Rotation).

■ Removable pedestal and Video Electronics Standards Association (VESA

■ 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.

■ Asset Management Capability.

■ Capability to switch from wide aspect to standard aspect ratio while maintaining the image quality.

■ EPEAT Gold Rating.

■ Halogen Reduced.

■ Arsenic-Free glass and Mercury Free for Panel only.

■ Energy Gauge shows the energy level being consumed by the monitor in real time.

■ High Dynamic Contrast Ratio (DCR).

■ PowerNap and Dynamic Dimming Software included (comes in the CD attached with the monitor).

■ TCO Certified Displays.

™) 100 mm mounting holes for flexible mounting solutions.

Identifying Parts and Controls

Front 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 Back view with monitor stand

Label Description Use

VESA mounting holes (100 mm x 100 mm

- behind attached VESA Plate)

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 Dell Soundbar mounting brackets Attaches the optional Dell Soundbar. 6 Barcode serial number label Refer to this label if you need to contact Dell for technical support. 7 USB downstream ports Connect your USB devices. 8 Cable management slot Use to organize cables by placing them through the slot.

Wall mount monitor using VESA-compatible wall mount kit (100 mm x 100 mm) .

Side View

Left view Right view

Bottom 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

7 USB downstream ports Connect your USB devices. You can only use this connector after you

8 Stand lock feature To lock the stand to the monitor using M3x6 mm machine screw

and the computer. Once this cable is connected, you can use the USB connectors on the side and bottom of the monitor

have connected the USB cable to the computer and USB upstream connector on the monitor.

(screw not provided)

Monitor Specifications

Flat Panel Specifications

Screen type Active matrix - TFT LCD Panel type IPS Screen dimensions 23 inches (23-inches viewable image size) Preset display area: 509.2 (H) X 286.4 (V) mm Horizontal 509.2 mm (20.05 inches) Vertical 286.4 mm (11.28 inches) Pixel pitch 0.265 mm

Viewing angle

Luminance output 300 cd/m²(typical) Contrast ratio 1000 to 1 (typical), 2M : 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%*

*[U2312HM] color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards.

178° (vertical) typical 178° (horizontal) typical

Resolution Specifications

Horizontal scan range 30 kHz to 83 kHz (automatic) Vertical scan range 56 Hz to 76 Hz (automatic) Maximum preset resolution 1920 x 1080 at 60 Hz

Supported Video Modes

Video display capabilities (DVI & DP playback) 480p, 576p, 720p, 1080p, 480i, 576i, 1080i

Preset Display Modes

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 60.0 25.2 -/VESA, 640 x 480 37.5 75.0 31.5 -/VESA, 800 x 600 37.9 60.0 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, 1920 x 1080 67.5 60.0 148.5 +/+

Electrical Specifications

Analog RGB, 0.7 Volts +/- 5%, positive polarity at 75 ohm input impedance

Video input signals

Synchronization input signals

Digital DVI-D TMDS, 600mV for each differential line, positive polarity at 50 ohm input impedance DP 1.1a signal input support

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 / 1.5 A (Typical)

Inrush current

120 V : 30 A (Max) 240 V : 60 A (Max)

Physical Characteristics

Connector type 15-pin D-subminiature, blue connector; DVI-D, white connector;

Signal cable type Digital: Detachable, DVI-D, Solid pins, shipped detached from the

Dimensions (with stand)

Height (extended) 493.9 mm (19.44 inches)

Height (compressed) 365.0 mm (14.37 inches)

Width 546.4 mm (21.51 inches)

Depth 185.4 mm (7.30 inches)

Dimensions (without stand)

Height 323.3 mm (12.73 inches)

DP, black connector.

monitor Analog: attachable, D-Sub, 15pins, shipped detached from the monitor

Width 546.4 mm (21.51 inches)

Depth 59.5 mm (2.34 inches)

Stand dimensions

Height (extended) 401.2 mm (15.80 inches)

Height (compressed) 358.1 mm (14.10 inches)

Width 279.8 mm (11.02 inches)

Depth 180.3 mm (7.10 inches)

Weight

Weight with packaging 6.47 kg (14.26 lbs)

Weight with stand assembly and cables

Weight without stand assembly 2.96 kg (6.53 lbs)

5.18 kg (11.42 lbs)

(For wall mount or VESA mount considerations - no cables)

Weight of stand assembly 1.72 kg (3.79 lbs)

Front Frame Gloss 5.0 gloss unit (max.) (Black Frame)

20.0 gloss unit (max.) (Silver Frame)

Environmental Characteristics

Temperature

Operating 0 °C to 40 °C

Non-operating

Humidity

Operating 10% to 80% (non-condensing)

Non-operating

Altitude Operating 3,048 m (10,000 ft) max Non-operating 10,668 m (35,000 ft) max

Thermal dissipation

Storage: -20 °C to 60 °C (-4 °F to 140 °F) Shipping: -20 °C to 60 °C (-4 °F to 140 °F)

Storage: 5% to 90% (non-condensing) Shipping: 5% to 90% (non-condensing)

238.85 BTU/hour (maximum)

102.36 BTU/hour (typical)

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 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 Horizontal Sync Vertical Sync Video Power Indicator Power Consumption

Normal operation Active Active Active Blue 70W (maximum) **

Active-off mode Inactive Inactive Blanked Amber Less than 0.5 W Switch off - - - Off Less than 0.5 W

30W (typical)

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:

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Dell 320-2807 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual