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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. © 201 1 Dell Inc. All rights reserved. Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
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.
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.
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 Capa.
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.
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 .
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.
Left view R ight 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.
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.
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 d.
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; DP, black connector.
(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.
Activate the computer and the monitor to gain access to the OSD. NOTE: This monitor is ENERGY STAR ® -compliant. * 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.
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 th e C o nnected Signal Ca.
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 .
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 1 upstream - back 4 downstream - 2 on back; 2 on left side NOTE: USB 2.0 functionality requires a USB 2.
LCD Monitor Quality and Pixel Policy During the LCD Monitor manufacturing process, it is not uncommon for one or more pixels to become fixed in an unchanging state which are hard to see and do not affect the display quality or usability. For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: support.
Back to Contents Page Setting Up the Monitor Dell™ U2312HM Flat Panel 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.
Connecting the blue VGA cable Connecting the black DisplayPort cable CAUTION: The Graphics are used for the purpose of illustration only. Appearance of the computer may vary.
After attaching all necessary cables to your monitor and computer, (See Connecting Your Monitor for cable attachment,) use the cable management slot to organize all cables as shown above. Attaching the Soundbar (Optional) CAUTION: Do not use with any device other than the Dell Soundbar.
To remove the stand: 1 . Place the monitor on a flat surface. 2 . P ress and hold the Stand release button. 3 . Lift the stand up and away from the monitor. Wall Mounting (Optional) (Screw dimension: M4 x 10 mm). Refer to the instructions that come with the VESA- compatible base mounting kit.
Back to Contents Page Operating the Monitor Dell™ U2312HM Flat Panel Monitor User's Guide Using the Front Panel Controls Using the On - Screen Display (OSD) Menu PowerNap with Enhanced Menu Rot.
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.
Auto Adjust Even though your computer recognizes your monitor on startup, the Auto Adjustment function optimizes the display settings for use with your particular setup.
Gamma Allows you to set the color mode to PC or MAC. Preset Modes You can choose Standard, Multimedia, Movie, Game, Text , Color Temperature, or Custom Color;.
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 most movie applications. Game : Loads color settings ideal for most gaming applications.
Saturation This feature can adjust the color saturation of the video image. Use or to adjust the saturation from '0' to '100'. Press to increase the monochrome appearance of the video image. Press to increase the colorful appearance of the video image.
Simplified Chinese or Japanese). Menu Transparency Select this option to change the menu transparency by pressing and buttons (Minimum: 0 ~ Maximum: 100). Menu Timer OSD Hold Time: Sets the length of time the OSD will remain active after the last time you pressed a button.
OSD Warning Messages When Dynamic Contrast Feature is enabled (in these modes: Game and Movie), the manual brightness adjustment is disabled. When the monitor does not support a particular resolution mode you will see the following message: This means that the monitor cannot synchronize with the signal that it is receiving from the computer.
If you press any button other than the power button one of the following messages will appear depending on the selected input: VGA/DVI -D/DP input If either VGA or DVI -D or DP input is selected and both VGA and DVI- D cables are not connected, a floating dialog box as shown below appears.
NOTE: After installation, one desktop shortcut and one shortcut under "Start" for PowerNap are created. OS support: Windows XP32, XP64, Vista32, Vista64, Win 7. Output interface support: VGA and DVI. The latest version of the PowerNap Software can be downloaded from Dell’s website.
1. Attach mechanism 2. Headphone jacks 3. Power indicator 4. Power/Volume control Using the Tilt, Swivel, and Vertical Extension 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.
Rotating the Monitor Before you rotate the monitor, your monitor should be fully vertically extended ( Vertical Extension ) and fully tilted ( Tilt ) up to avoid hitting the bottom edge of the monitor.
NOTE: When in Portrait View Mode , you may experience performance degradation in graphic - intensive applications (3D Gaming etc.) Adjusting the Rotation Display Settings of Your System After you have rotated your monitor, you need to complete the procedure below to adjust the Rotation Display Settings of Your System.
Back to Contents Page Troubleshooting Dell™ U2312HM Flat Panel 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 .
To run the built -in diagnostics: 1 . Ensure that the screen is clean (no dust particles on the surface of the screen). 2 . Unplug the video cable(s) from the back of the computer or monitor. The monitor then goes into the self- test mode. 3 . Press and hold the Button 1 and Button 4 on the front panel simultaneously for 2 seconds.
Check for bent or broken pins in the video cable connector. Run the built - in diagnostics. NOTE: When using DVI- D input, the Pixel Clock and Phase adjustments are not available. Synchronization Problems Screen is scrambled or appears torn Reset the monitor to Factory Settings.
No Sound Soundbar has power - power indicator is on Plug the audio line - in cable into the computer's audio out jack. Set all Windows volume controls to their maximum Play some audio content on the computer (i.e. audio CD, or MP3). Turn the Power/Volume knob on the Soundbar clockwise to a higher volume setting.
Back to Contents Page Appendix Dell™ U2312HM Flat Panel Monitor User's Guide Safety Instructions FCC Notice (U.S. Only) and Other Regulatory Information Contacting Dell WARNING: Safety Instruct.
Back to Contents Page Setting Up Your Monitor Dell™ U2312HM Flat Panel 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.
Back to Contents Page Setting Up Your Monitor Dell™ U2312HM Flat Panel 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.
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