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Dell™ ST2220T monitor User's Guide
About Your Monitor
Setting Up Your 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.
NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.
Information in this document is s
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Back to Contents Page About Your Monitor Dell™ ST2220T monitor User's Guide Package Contents Product Features Identifying Parts and Controls Monitor Specifications Universal Serial Bus (USB) Interface Plug and Play Capability Maintenance Guidelines Package Contents Your monitor comes with all the items shown below. Ensure that you have all the items. If something is missing, contact Dell. NOTE: Some items may be optional and may not ship with your monitor. Some features or media ma
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l USB up stream cable (enables USB ports and touch function on the monitor) l Documentation (Safety Information, Quick Start Guide, and CD) l Cleaning cloth Product Features The ST2220T monitor has an active matrix, thin-film transistor (TFT), liquid crystal display (LCD). The monitor features include: ■ 21.5 inches (546.8 mm) diagonal. ■ 1920 X 1080 resolution, plus full-screen support for lower resolutions. ■ Touch sensitive—detects your finger or any other pointing device c
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1 Preset Modes select 2 Brightness/Contrast select 3 OSD menu select 4 EXIT 5 Power button (with light indicator) Back View Back view Back View with monitor stand Label Description Use 1 Barcode serial number label To contact Dell for technical support. 2 Regulatory rating label Lists the regulatory approvals. 3 Cable holder To organize cables by placing them through the holder. 4 USB downstream port To connect the USB cable. 5 Security lock slot To help secure your monitor. Side View
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Bottom view Label Description 1 Power cord connector 2 DVI connector 3 HDMI connector 4 VGA connector 5 Audio Line-in 6 USB upstream connector Monitor Specifications The following sections give you information about the various power management modes and pin assignments for various connectors of your monitor. Power Management Modes If you have VESA's compliance display card or software installed in your PC, the monitor can automatically reduce its power consumption when not in use. This
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NOTE: This monitor is ENERGY STAR®-compliant. Zero power consumption in OFF mode can only be achieved by disconnecting the main cable from the power adapter. Pin Assignments VGA Connector Pin Number 15-pin Side of the Connected Signal Cable 1 Video-Red 2 Video-Green 3 Video-Blue 4 GND 5 Self-test 6 GND-R 7 GND-G 8 GND-B 9 Computer 5V 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
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14 +5V 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- HDMI Connector Pin Number 19-pin Side of the Connected Signal Cable 1 T.M.D.S. Data 2- 2 T.M.D.S. Data 2 Shield 3 T.M.D.S. Data 2+ 4 T.M.D.S. Data 1+ 5 T.M.D.S. Data 1 Shield 6 T.M.D.S. Data 1- 7 T.M.D.S. Data 0+ 8 T.M.D.S. Data 0 Shield 9 T.M.D.S. Data 0- 10 T.M.D.S. Clock + 11 T.M.D.S. Clock Shield 12 T.M.D.S. Clock - 13 CEC 14 Re
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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 l 1 upstream at bottom l 3 downstream at 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 functi
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Color Depth 16.7 mil colors Color Gamut 82%* * ST2220T color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards. Touch Screen Specifications Touch Technology Optical touch Touch Method Finger, stylus or any pointer Stylus Diameter Minimum 7 mm Mouse functionality—click, drag, double-click and right-click Capabilities Touch functionality—support Win7 multi-touch gestures Resolution 1920 X 1080 +/-2.5 mm over 95% of touchable area (Microsoft Windows 7 Accuracy compli
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Display Mode Horizontal Vertical Pixel Clock Sync Polarity Frequency Frequency (Hz) (MHz) (Horizontal/Vertical) (kHz) 640 x 350 31.47 70.09 25.18 +/- 640 x 400 31.47 70.09 25.18 -/+ 640 x 480 31.47 59.94 25.17 -/- 640 x 480 31.50 75.00 31.5 -/- 720 x 400 31.47 70.08 28.32 -/+ 800 x 600 37.88 60.32 40.00 +/+ 800 x 600 46.880 75.00 49.50 +/+ 1024 x 768 48.36 60.00 65.00 -/- 1024 x 768 60.02 75.03 78.75 +/+ 1152 x 864 67.50 75.00 108.00 +/+ 1280 x 1024 63.98 60.02 108.00 +/+ 1280 x 10
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Storage: -20° to 60° C (-4° to 140° F) Non-operating Shipping: -20° to 60° C (-4° to 140° F) Humidity Operating 10% to 80% (non-condensing) Storage: 5% to 90% (non-condensing) Non-operating Shipping: 5% to 90% (non-condensing) Altitude Operating 3,657.60 m (12,000 ft) max Non-operating 12,192 m (40,000 ft) max 222.3 BTU/hour (maximum) Thermal dissipation 188.1 BTU/hour (typical) Maintenance Guidelines Cleaning Your Monitor CAUTION: Read and follow the safety instructions before cleaning
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Back to Contents Page Appendix Dell™ ST2220T monitor User's Guide Safety Instructions FCC Notice (U.S. Only) and Other Regulatory Information Contact Dell CAUTION: Safety Instructions CAUTION: 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 safety information that shipped with your monitor. FCC Notices (
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Back to Contents Page Setting Up Your Monitor Dell™ ST2220T 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 1080 again. NOTE: If you are unable to set the resolution to 1920 x 1080, please contact Dell™ to inquire about a graphics Adapter t
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Back to Contents Page Setting Up Your Monitor Dell™ ST2220T monitor If you have a non Dell™ desktop, portable computer, or graphics card 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
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Back to Contents Page Operating the Monitor Dell™ ST2220T monitor User's Guide Turn On the Monitor Using the Front Panel Controls Using the On-Screen Display (OSD) Menu Setting the Maximum Resolution Configure the monitor to the desired position to use Using the Touch Screen Turn On the Monitor Press the button to turn on the monitor Using the Front Panel OSD Controls Use the buttons on the side of the monitor to adjust the image settings.
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Use the Exit button to exit on-screen display (OSD) from menu and sub-menus. Exit Front panel controls Use the buttons on the side of the monitor to adjust the image settings. Side panel button Description A Use the Up button to adjust (increase ranges) items in the OSD menu. Up B Use the Down button to adjust (decrease ranges) items in the OSD menu. Down C Use the OK button to confirm your selection. OK D Use the back button to go back to the main menu. Back
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2. Press the and buttons to toggle between options in the Menu. As you move from one icon to another, the option name is highlighted. 3. To select the highlighted item on the menu press the again. 4. Press the and buttons to select the desired parameter. 5. Press the buttons to enter the slide bar and then use the or button, according to the indicators on the menu, to make your changes. 6. Select the to return to previous menu without accepting current settings or to accept a
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INPUT SOURCE Use the Input Source menu to select different video signals that may be connected to your monitor. Press the button to go back to the main menu Select VGA input when you are using the analog (VGA) connector. Press the button to select the VGA input source. Select DVI-D input when you are using the digital (DVI) connector. Press the button to select the DVI input source. Select HDMI input when you are using the digital (HDMI) connector. Press the but
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l Multimedia: Loads color settings ideal for multimedia applications. l Game: Loads color settings ideal for most gaming applications. l Warm: Increase the color temperature. The screen appears warmer with a red/yellow tint. l Cool: Decreases the color temperature. The screen appears cooler with a blue tint. l Custom (RGB): Allows you to manually adjust the color settings. Press the and buttons to adjust the Red, Green, and Blue values and create your own preset color mode. In the
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Vertical Position Use the and buttons to adjust image up and down (min 0 ~ max 100). NOTE: When using DVI or HDMI source, the Vertical Position setting is not available. Allows you to increase or decrease the sharpness of the image. Sharpness Use and buttons to adjust the sharpness from '0' to '100'. The Phase and Pixel Clock adjustments allow you to adjust your monitor to your preference. These settings are accessed through the Pixel Clock main OSD menu, by selecting 'Dis
