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.
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.
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 close to the screen.
Back view Back View with monitor stand Label Description Barcode serial number label To contact Dell for technical support. Regulatory rating label Lists the regulatory approvals. Cable holder To organize cables by placing them through the holder. USB downstream port To connect the USB cable.
Bottom view Label Description Power cord connector DVI connector HDMI connector VGA connector Audio Line-in 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.
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 Video-Red Video-Green Video-Blue Self-test GND-R GND-G GND-B Computer 5V GND-sync DDC data H-sync V-sync DDC clock DVI Connector Pin Number 24-pin Side of the Connected Signal Cable TMDS RX2- TMDS RX2+ TMDS Ground...
+5V power Self test Hot Plug Detect TMDS RX0- TMDS RX0+ TMDS Ground Floating Floating TMDS Ground TMDS Clock+ TMDS Clock- HDMI Connector Pin Number 19-pin Side of the Connected Signal Cable T.M.D.S. Data 2- T.M.D.S. Data 2 Shield T.M.D.S. Data 2+ T.M.D.S.
Pin Number 4-pin Side of the connector USB Downstream Connector Pin Number 4-Pin Side of the Signal Cable USB Ports 1 upstream at bottom 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 to resume normal functionality.
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...
TTL level, SOG (Composite SYNC on green) 100 to 240 VAC/50 or 60 Hz + 3 Hz/1.6A (Max.) AC/DC Adaptor input voltage/frequency/current For use only with power supply DELL, DA65NS4-00. 120 V: 30 A (Max.) Inrush current 240 V: 60 A (Max.)
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...
Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues: Visit support.dell.com.
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 that supports these resolutions. Back to Contents Page...
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.).
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 ...
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 Use the Up button to adjust (increase ranges) items in the OSD menu. Use the Down button to adjust (decrease ranges) items in the OSD menu.
Press the buttons to toggle between options in the Menu. As you move from one icon to another, the option name is highlighted. To select the highlighted item on the menu press the again. Press the buttons to select the desired parameter. Press the buttons to enter the slide bar and then use the ...
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.
Multimedia: Loads color settings ideal for multimedia applications. Game: Loads color settings ideal for most gaming applications. Warm: Increase the color temperature. The screen appears warmer with a red/yellow tint. Cool: Decreases the color temperature. The screen appears cooler with a blue tint. Custom (RGB): Allows you to manually adjust the color settings.
Vertical Position Use the 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. ...
OTHER SETTINGS Back Press the button to go back to the main menu. Language Allows you to set the OSD display to one of six languages: English, Espanol, Francais, Deutsch, Simplified Chinese, or Japanese. Menu Transparency Allows you to adjust the OSD background from opaque to transparent.
Factory Reset Resets all OSD settings to the factory preset values. PERSONALIZE Allows you to adjust shortcut button for: 1. Brightness & Contrast 2. Preset Modes. OSD Warning Messages The following warning messages may appear on the screen to indicate that the monitor is out of synchronization. This means that the monitor cannot synchronize with the signal that it is receiving from the computer.
If you do not see 1920 x 1080 as an option, you may need to update your graphics driver. Depending on your computer, complete one of the following procedures: If you have a Dell desktop or portable computer: Go to support.dell.com, enter your service tag, and download the latest driver for your graphics card. ¡ If you are using a non-Dell computer (portable or desktop): Go to the support site for your computer and download the latest graphic drivers.
NOTE: Ensure that the USB cable is connected between the monitor and the computer. The Dell™ ST2220T monitor is touch sensitive—you can control the computer simply by touching the screen. The touch screen allows you to interact with the computer in a similar way to a mouse as follows: Tap the screen once for a single mouse click.
Back to Contents Page Setting Up Your Monitor Dell™ ST2220T monitor Setting the display resolution to 1920 x 1080 (Maximum) For optimal display performance while using the Microsoft® Windows® operating systems, set the display resolution to 1920 x 1080 pixels by performing the following steps: 1.
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.
Back to Contents Page Setting Up the Monitor Dell™ ST2220T monitor User's Guide Connecting the Monitor Organizing Your Cables Connecting Your Monitor CAUTION: Before you begin any of the procedures in this section, follow the Safety Instructions. NOTE: USB uplink cable needs to be connected for touch function.
NOTE: The graphics are used for the purpose of illustration only. Appearance of the computer may vary. Connecting the USB Cable After you have completed connecting the DVI/VGA/HDMI cable, follow the procedure below to connect the USB cable to the computer and complete your monitor setup: 1.
Organizing Your Cables After attaching all necessary cables to your monitor and computer, (see Connecting Your Monitor) use the cable holder to organize all cables as shown above. Back to Contents Page ...
Back to Contents Page Troubleshooting Dell™ ST2220T monitor Self-Test Common Problems Product-Specific Problems Universal Serial Bus (USB) Specific Problems Touch Screen Problems CAUTION: 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. If your monitor and computer are properly connected but the monitor screen remains dark, run the monitor self-test by performing the following steps: 1.
Perform monitor self-test feature check to determine if the scrambled screen appears in self-test mode. Check for bent or broken pins in the video cable connector. Restart the computer in the safe mode. Safety Related Visible signs of Do not perform any troubleshooting steps. Issues smoke or sparks Contact Dell immediately.
Intermittent Monitor malfunctions Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. Problems on & off Reset the monitor to Factory Settings. Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode. Missing Color Picture lacks color Perform monitor...
This completes the touch screen calibration procedure. NOTE: When removing your finger, lift it straight off the screen, making sure you don’t drag it across the screen. Dell ST2220T monitor. NOTE: Test the calibration by moving the mouse pointer around the screen checking that it closely follows your finger.