Dell U2312HM Manuale utente
Dell™ U2312HM Flat Panel Monitor
User Guide
Setting the display resolution to 1920 x 1080 (maximum)
Information in this document is subject to change without notice.
© 2011Dell 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 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.
Information in this document is subject to change without notice.
© 2011Dell 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 U2312HMt
June 2011 Rev. A00
Back to Contents Page
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®or Windows®7:
1. Right-click on the desktop and click Personalization.
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.
Back to Contents Page
Back to Contents Page
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 anyother 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™) 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.
■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.
Identifying Parts and Controls
Front View
Front View Front panel controls
Label Description
1Preset Modes (default, but configurable)
2Brightness & Contrast (default, but configurable)
3Menu
4Exit
5Power (with power light indicator)
Back View
Back view Back view with monitor stand
Label Description Use
1VESA 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) .
2Regulatory label Lists the regulatory approvals.
3Stand release button Release stand from monitor.
4Security lock slot Secures monitor with security cable lock.
5Dell Soundbar mounting brackets Attaches the optional Dell Soundbar.
6Barcode serial number label Refer to this label if you need to contact Dell for technical support.
7USB downstream ports Connect your USB devices.
8Cable management slot Use to organize cables by placing them through the slot.
Side View
Left view Right view
Bottom View
Bottom view Bottom view with monitor stand
Label Description Use
1AC power cord connector Connect the power cable
2DC power connector for Dell Soundbar. Connect the power cord for the soundbar (optional)
3DisplayPort connector Connect your computer DP cable
4DVI connector Connect your computer DVI cable
5VGA connector Connect your computer VGA cable
6USB 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
7USB 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.
8Stand lock feature To lock the stand to the monitor using M3x6 mm machine screw
(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 178° (vertical) typical
178° (horizontal) typical
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.
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