Dell™ U2412M 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.
Back to Contents Page About Your Monitor Dell™ U2412M 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.
l VGA Cable l DVI Cable l USB upstream cable (enables the USB ports on the monitor) l Drivers and Documentation media Quick Setup Guide Product and Safety Information Guide l l 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.
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 Label Back view with monitor stand Description Use 1 VESA mounting holes (100 mm x 100 mm Wall mount monitor using VESA-compatible wall mount kit (100 mm x 100 mm) behind attached VESA Plate) 2 Regulatory label Lists the regulatory approvals 3 Stand release button Rele
Side View Left view Right view Bottom View Bottom view Label Bottom view with monitor stand 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 an
Monitor Specifications Flat Panel Specifications 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.
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 -/+ Electrical Specifications 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.
Storage: -20 °C to 60 °C (-4 °F to 140 °F) Shipping: -20 °C to 60 °C (-4 °F to 140 °F) Non-operating 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.
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 DVI Connector 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.
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 Plug and Play Capability You can install the monitor in any Plug and Play-compatible system.
Pin Number 4-pin Side of the Connector 1 DMU 2 VCC 3 DPU 4 GND USB Downstream Connector Pin Number 4-Pin Side of the Signal Cable 1 VCC 2 DMD 3 DPD 4 GND USB Ports l l 1 upstream - back 4 downstream - 2 on the back; 2 on the left side NOTE: USB 2.0 functionality requires a USB 2.0-capable computer. NOTE: The monitor's USB interface works only when the monitor is on or in power save mode.
Back to Contents Page Appendix Dell™ U2412M Monitor User's Guide Safety Instructions FCC Notice (U.S. Only) and Other Regulatory Information Contacting Dell WARNING: Safety Instructions WARNING: Use of controls, adjustments, or procedures other than those specified in this documentation may result in exposure to shock, electrical hazards, and/or mechanical hazards. For information on safety instructions, see the Product Information Guide. FCC Notices (U.S.
Back to Contents Page Help on PowerNap Installation To install PowerNap succesfully, follow these steps:1. Check Operating System Requirements Windows XP, Windows Vista®, Windows® 7 2. Install Entech API Install 3.
Back to Contents Page Setting Up Your Monitor Dell™ U2412M Monitor If you have a Dell™ desktop or a Dell™ portable computer with internet access 1. Go to http://support.dell.com, enter your service tag, and download the latest driver for your graphics card. 2. After installing the drivers for your Graphics Adapter, attempt to set the resolution to 1920 x 1200 again.
Back to Contents Page Setting Up Your Monitor Dell™ U2412M Monitor If you have a non Dell™ desktop, portable computer, or graphics card In Windows XP: 1. Right-click on the desktop and click Properties. 2. Select the Settings tab. 3. Select Advanced. 4. Identify your graphics controller supplier from the description at the top of the window (e.g. NVIDIA, ATI, Intel etc.). 5. Refer to the graphic card provider website for updated driver (for example, http://www.ATI.com OR http://www.NVIDIA.com ). 6.
Back to Contents Page Operating the Monitor Dell™ U2412M Monitor User's Guide Using the Front Panel Controls Using the On-Screen Display (OSD) Menu PowerNap Software Setting the Maximum Resolution Using the Dell Soundbar (Optional) Using the Tilt, Swivel, and Vertical Extension Rotating the monitor Adjusting the Rotation Display Settings of Your System Using the Front Panel Use the control buttons on the front of the monitor to adjust the characteristics of the image being displayed.
Exit 5 Use the Power button to turn the monitor on and off. The blue LED indicates the monitor is on and fully functional. An amber LED indicates power save mode. Power (with power light indicator) Using the On-Screen Display (OSD) Menu Accessing the Menu System NOTE: If you change the settings and then either proceed to another menu or exit the OSD menu, the monitor automatically saves those changes. The changes are also saved if you change the settings and then wait for the OSD menu to disappear. 1.
or Main Menu for display (DP) input NOTE: Auto Adjust is only available when you use the analog (VGA) connector. 2. Push the and buttons to move between the setting options. As you move from one icon to another, the option name is highlighted. See the following table for a complete list of all the options available for the monitor. 3. Push the button once to activate the highlighted option. 4. Push and button to select the desired parameter. 5.
6. Select the Icon button to return to the main menu. Menu and Submenus Description Brightness/Contrast Use this menu to activate Brightness/Contrast adjustment. Brightness Brightness adjusts the luminance of the backlight. Push the button to increase brightness and push the button to decrease brightness (min 0 ~ max 100). NOTE: Manual adjustment of Brightness is disabled when Energy Smart or Dynamic Contrast is switched on.
Input Source Use the Input Source menu to select between different video signals that may be connected to your monitor. Auto Select Push VGA Select VGA input when you are using the analog (VGA) connector. Push DVI-D Select DVI-D input when you are using the Digital (DVI) connector. Push DisplayPort Select DisplayPort input when you are using the DisplayPort (DP) connector. Push Color Settings Use Color Settings to adjust the color setting mode and color temperature.
Gamma Allows you to set the color mode to PC or MAC. Preset Modes When you select Preset Modes, you can choose Standard, Multimedia, Movie, Game, Text, Color Temp. or Custom Color from the list. l l l l l Standard: Loads the monitor's default color settings. This is the default preset mode. Multimedia: Loads color settings ideal for multimedia applications. Movie: Loads color settings ideal for movies. Game: Loads color settings ideal for most gaming applications.
Hue This feature can shift the color of the video image to green or purple. This is used to adjust the desired flesh tone color. Use to adjust the hue from '0' to '100'. Press to increase the green shade of the video image. Press to increase the purple shade of the video image. NOTE: Hue adjustment is available only when you select Movie or Game preset mode. Saturation This feature can adjust the color saturation of the video image. Use Press to increase the monochrome appearance of the video image.
Display Settings Use the Display Settings to adjust image.
Back to Contents Page Setting Up Your Monitor Dell™ U2412M Monitor Setting the display resolution to 1920 x 1200 (maximum) For maximum display performance with Microsoft® Windows® operating systems, set the display resolution to 1920 x 1200 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 1200.
Dell™ U2412M Monitor User Guide Setting the display resolution to 1920 x 1200 (maximum) 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.
Back to Contents Page Setting Up the Monitor Dell™ U2412M Monitor User's Guide Attaching the Stand Connecting the Monitor Organizing Your Cables Attaching the Soundbar (optional) Removing the Stand Wall Mounting (Optional) Attaching the Stand NOTE: The stand is detached when the monitor is shipped from the factory. NOTE: This is applicable for a monitor with a stand. When any other stand is bought, please refer to the respective stand setup guide for set up instructions. To attach the monitor stand: 1.
NOTE: Do not connect the blue VGA, the white DVI, or the black DisplayPort cables to the computer at the same time. 2. Connect the white (digital DVI-D) or the blue (analog VGA) or the black (DisplayPort) display connector cable to the corresponding video port on the back of your computer. Do not use the three cables on the same computer. Use all cables only when they are connected to three different computers with appropriate video systems.
Organizing Your Cables After attaching all necessary cables to your monitor and computer, (See Connecting Your Monitor for cable attachment,) organize all cables as shown above. Attaching the Soundbar (Optional) CAUTION: Do not use with any device other than the Dell Soundbar. NOTE: The Soundbar power connector (+12 V DC output) is for the optional Dell Soundbar only. To attach the Soundbar: 1.
NOTE: To prevent scratches on the LCD screen while removing the stand, ensure that the monitor is placed on a soft, clean surface. NOTE: This is applicable for a monitor with a stand. When any other stand is bought, please refer to the respective stand setup guide for set up instructions. To remove the stand: 1. 2. 3. Place the monitor on a flat surface. Press and hold the stand release button. Lift the stand up and away from the monitor. Wall Mounting (Optional) (Screw dimension: M4 x 10 mm).
Back to Contents Page Troubleshooting Dell™ U2412M Monitor User's Guide Self-Test Built-in Diagnostics Common Problems Product Specific Problems Universal Serial Bus Specific Problems Dell Soundbar Problems WARNING: Before you begin any of the procedures in this section, follow the Safety Instructions. Self-Test Your monitor provides a self-test feature that allows you to check whether your monitor is functioning properly.
To run the built-in diagnostics: 1. 2. 3. 4. 5. 6. 7. Ensure that the screen is clean (no dust particles on the surface of the screen). Unplug the video cable(s) from the back of the computer or monitor. The monitor then goes into the self-test mode. Press and hold Button 1 and Button 4 on the front panel simultaneously for 2 seconds. A gray screen appears. Carefully inspect the screen for abnormalities. Press Button 4 on the front panel again. The color of the screen changes to red.
NOTE: When using DVI-D input, the positioning adjustments are not available. Horizontal/Vertical Lines Screen has one or more lines l l l l l l Reset the monitor to Factory Settings. Perform Auto Adjust via OSD. Adjust Phase and Pixel Clock controls via OSD. Perform monitor self-test feature check and determine if these lines are also in self-test mode. Check for bent or broken pins in the video cable connector. Run the built-in diagnostics.
Dell™ Soundbar Problems Common Symptoms No Sound What You Experience No power to Soundbar - the power indicator is off l l No Sound Soundbar has power - power indicator is on l l l l l l Distorted Sound Computer's sound card is used as the audio source l l l l l l l l Distorted Sound Other audio source is used l l l l l Unbalanced Sound Output Sound from only one side of Soundbar l l l l l l Low Volume Volume is too low l l l l l Back to Contents Page Possible Solutions Turn the Power/Vol