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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.
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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
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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 reso
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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 no
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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
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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 Rota
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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
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Back view Back view with monitor stand Label Description Use VESA mounting holes (100 mm x 100 mm 1 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 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 n
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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)
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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. Once this cable is connected, you can use the USB connectors on the side and bottom of the monitor 7 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 ups
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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, 64
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AC input 100 to 240 VAC / 50 or 60 Hz + 3 Hz / 1.5 A (Typical) voltage/frequency/current 120 V : 30 A (Max) Inrush current 240 V : 60 A (Max) Physical Characteristics 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) 493.9 mm (19.44 inches) Height
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(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 Storage: -20 °C to 60 °C (-4 °F to 140 °F) Non-operating Shipping: -20 °C to 60 °C (-4 °F to 140 °F) Humidity Operating 10% to 80% (non-condensing) Storage: 5% to 90% (non-condensing) Non-operat
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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. Pin Assignments VGA Connector Pin 15-pin Side of the Connected Signal Cable Number 1 Video-Red 2 Video-Green 3 Video-Blue 4 GND
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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 24-pin Side of the Connected Signal Cable Number 1 TMDS RX2- 2 TMDS RX2+ 3 TMDS Ground 4 Floating 5 Floating 6 DDC Clock 7 DDC Data 8 Floating
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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 TMDS Clock+ 24 TMDS Clock- DisplayPort Connector Pin 20-pin Side of the Connected Signal Cable Number 1 ML0(p) 2 GND 3 ML0(n) 4 ML1(p) 5 GND 6 ML1(n)
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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. 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 sele
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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 2.0-capable computer NOTE: The monitor's USB interface works only when the monitor is on or in power save mode. If you turn off the monitor and then turn it on, the attached peripherals may take a few seconds to resume normal functio
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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.dell.com. Maintenance Guidelines Cleaning Your Monitor WARNING: Read and follow the safety instructions before cleaning the monitor. WARNING: Before cleaning the mo
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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. 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.
