Dell ST2220TC User's Manual
Contents
1. Use the v and Q buttons to adjust for best image quality If satisfactory results are not obtained using the phase adjustment use the Pixel Clock coarse adjustment and then fine NOTE Pixel Clock and Phase Adjustments are only available for VGA input The dynamic contrast helps get a higher contrast if you choose Game preset Movie preset Sports preset and Nature Use the button to enable the Dynamic Contrast adjustment Use the Q button to disable the Dynamic Contrast adjustment NOTE Brightness control is disabled in Dynamic Contrast mode Response time is the time required for an LCD pixel to change from fully active black to fully inactive white then bacl again You can set the response time to Normal Overdrive default Resets the monitor s display settings to the factory defaults Use the Audio Settings menu to adjust the audio settings Dell ST2220T Brightness Contrast Speaker Volume Auto Adjust Line Out Source Input source Power Save Audio Color Settings Reset Audio Settings Display Settings Other Settings Personalize CEI Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Adjust the volume of the speaker Select the source of the audio input Allows you to turn on or off the power to the audio during the audio power save mode Default is On On Allows you to turn off the line out to the sound bar when the monitor is in standby mode Off Allows you to2. 2 3 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 On the front panel press and hold the shortcut key 1 and shortcut key 4 keys on the front panel simultaneously for 2 seconds A gray screen appears 4 Ensure that the screen is looking normal on A W N gt e 5 Press the shortcut key 4 key on the front panel again The color of the screen changes to red 6 Repeat steps 5 to inspect the display in green blue black and white colored screens The test is complete when the white screen appears To exit press the shortcut key 4 key again If you do not detect any screen abnormalities upon using the built in diagnostic tool the monitor is functioning properly Check the video card and computer Common Problems The following table contains general information about common monitor problems you might encounter and the possible solutions No Video Power LED off No Video Power LED on Poor Focus Shaky ittery Video Missing Pixels Stuck on Pixels Brightness Problems Geometric Distortion Horizontal Vertical Lines Synchronization Problems Safety Related Issues Common Symptoms What You See No picture No picture or no blurry or ghosting Wavy picture or fine movement LCD screen has spots LCD screen has bright spots Picture is t
3. TMDS RX1 m m TMDS Ground m N Floating m Ww Floating 5V power HDMI Connector OOOOOOO OOO QDOUOUO OO O FON IA Iv IAIN INe Universal Serial Bus USB I nterface This section gives you information about the USB ports that are available on the left side of your monitor K NOTE This monitor supports High Speed Certified USB 2 0 interface Transfer speed Data Rate High speed Full speed Low speed 1 5 Mbps USB Upstream Connector 12 34 Pin Number 4 pin Side of the connector USB Downstream Connector USB Ports 1 upstream at bottom 3 downstream at side K NOTE USB 2 0 functionality requires a USB 2 0 capable computer K 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 p to resume normal functionality 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 select different settings if desired For more information about changing the monitor settings see Operating the monitor Monitor Specifications Screen type Active matrix TFT LCD P
4. button to select the DVI input source Select HDMI input when you are using the digital HDMI connector Press the button to select the HDMI input sour Select Auto select to let the monitor search for available input signals Use the Color Setting menu to adjust the monitor s color settings Dell ST2220T Brightness Contrast Input Color Format gt RGB Auto Adjust Mode Selection gt Graphics Input source Preset Modes gt Standard Reset Color Settings Display Settings Audio Settings Other Settings Personalize HH AO BG CEI Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Press the button to go back to the main menu Allows you to set the video input mode to RGB Select this option if your monitor is connected to a computer or DVD player using the HDMI cable or the HDI adapter YPbPr Select this option if your DVD player supports only YPbPr output Allows you to set the display mode to Graphics Select this mode if your monitor is connected to your computer Video Select this mode if your monitor is connected to a DVD player NOTE Depending upon the Display Mode select the Preset Modes available for your monitor change Allows you to choose from a list of preset color modes In the Graphics mode you can set the color to the following preset values Standard Loads the monitor s default color settings This is the default preset mode Multimedia Loads color
5. attempt to set the resolution to 1920 X 1080 again K 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 5 Refer to the graphic card provider website for updated driver for example http www ATI com OR http www NVIDIA com 6 After installing the drivers for your graphics adapter attempt to set the resolution to 1920 X 1080 again 4 NOTE If you are unable to set the resolution to 1920 x 1080 please contact the manufacturer of your computer or consider purchasing a graphics adapter that will support the video resolution of 1920 x 1080 Back to Contents Page 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 P
6. brightness color balance etc Enable Default Optimizes the performance of your monitor and provides a better customer experience Disable Disables the DDC CI option and the following message appears on the screen Dell ST2220T The function of adjusting display setting using PC application will be disabled Do you wish to disable DDC CI function Select Yes to disable DDC CI or No to return LCD conditioning helps eliminate any image retention and may take several hours NOTE Severe cases of image retention are known as burn in LCD Conditioning does not remove burn in Disable This is the default option Enable Enables LCD conditioning and the following message appears on the screen Select Yes to proceed and No to Dell ST2220T This feature will help reduce minor cases of image retention Depending on the degree of image retention the program may take some time to run Do you wish to continue NOTE Press any button on the monitor to terminate LCD Conditioning at any time LCD Conditioning is currently in progress Press any button on the monitor to terminate LCD Conditioning at any time Factory Reset Resets all OSD settings to the factory preset values PERSONALI ZE Dell ST2220T Brightness Contrast gt Preset Modes Auto Adjust gt Brightness Contrast Input source Color Settings Display Settings Audio Settings Other Settings Personalize aD OCI Resolution 1280x1024 60Hz Maximum
7. 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 Press the Q and buttons to adjust the F and Blue values and create your own preset color mode In the Video mode you can set the color to the following preset values Movie Loads color settings ideal for movies This is the default preset mode Game Loads color settings ideal for most gaming applications Sports Loads color settings ideal for sports Nature Loads color settings ideal for nature Hue ones mage use or Allows you to adjust the skin tone of the image Use or button to adjust the hue from 0 to 100 NOTE Hue adjustment is available only in the Video mode Saturation Q y Allows you to adjust the color saturation of the image Use or button to adjust the saturation from 0 to 100 NOTE Saturation adjustment is available only in the Video mode Demo Mode Vertically splits the screen into two segments The left half of the screen in the normal mode and the right half of the sc displayed in the color enhanced mode Enhanced Demo Mode NOTE Demo Mode is only available for video input Reset Color Settings Resets your monitor s color settings
8. to the factory defaults DI SPLAY SETTI NGS Display setting mode eA Dell ST2220T Brightness Contrast Wide Mode gt Fill Auto Adjust Horizontal Position gt 50 Input source Vertical Position gt 50 Color Settings Sharpness gt 50 Pixel Clock gt 50 Audio Settings Phase gt 50 Other Settings Personalize Response Time gt Overdrive Reset Display Settings oc Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Back Press the button to go back to the main menu Wide Mode Use the tv and Q button to adjust image wide Horizontal Position Use the iv and Q buttons to adjust image left and right min 0 max 100 NOTE When using DVI or HDMI source the Horizontal Position setting is not available Vertical Position Sharpness Pixel Clock Phase Dynamic Contrast Response Time Reset Display Settings AUDIO SETTINGS Audio Setting mode submenu Speaker Volume Line Out Source Power Save Audio Reset Audio Setting Exit Menu Use the and Q 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 Use and Q 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 access main OSD menu by selecting Display Settings
9. turn on the line out to the sound bar when the monitor is in standby mode Resets your monitor audio settings to the factory defaults Press the button to exit the OSD main menu and Press the button to accept changes OTHER SETTINGS Back Language Menu Transparency Menu Timer Menu Lock DDC Cl LCD Conditioning Dell ST2220T Brightness Contrast Language Auto Adjust Input source Color Settings Display Settings Audio Settings DDC CI LCD Conditioning Personalize Factory Reset CCI Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Press the button to go back to the main menu Allows you to set the OSD display to one of six languages English Espanol Francais Deutsch Simplified Chinese or J Allows you to adjust the OSD background from opaque to transparent Allows you to set the time for which the OSD remains active after you press a button on the monitor Use the and Q buttons to adjust the slider in 1 second increments from 5 to 60 seconds Controls user access to adjustments When Lock is selected no user adjustments are allowed All buttons are locked button NOTE When the OSD is locked pressing the button takes you directly to the OSD settings menu with OSD Lock on entry Choose Unlock and allow user access to all applicable settings DDC CI Display Data Channel Command Interface allows a software on your computer to adjust the monitor display lt the
10. 80 55 62 49 92 141 50 Electrical Specifications Analog RGB 0 7 Volts 5 positive polarity at 75 ohm input impedance Video input signals Digital DVI D TMDS HDMI 600mV for each differential line positive polarity at 50 ohm input impedance Audio Input and Output signals Input signal level 2Vrms without chipping Separate horizontal and vertical synchronizations Synchronization input signals polarity free 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 A k ih ie DEU or use only with power supply f DA65NS4 00 120 V 30 A Max Inrush current 240 V 60 A Max Physical Characteristics Connector type 15 pin D sub miniature blue connector DVI D white connector HDMI Black connector Digital Detachable DVI D Solid pins shipped detached from the monitor Signal cable type Analog Detachable D Sub 15pins shipped attached to the monitor HDMI Detachable HDMI A Solid pins shipped without cable Dimensions Weight Environmental Characteristics Temperature Operating 0 to 40 C 32 to 104 F 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 ma
11. Dell ST2220T monitor User s Guide About Your Monitor Setting Up Your Monitor Operating the Monitor Troubleshooting Appendix Notes Notices and Cautions K NOTE A NOTE indicates important information that helps you make better use of your computer NOTI CE 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 subject to change without notice 2010 Dell Inc All rights reserved Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text DELL and the DELL logo are trademarks of Dell Inc Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner 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 Model ST2220Tc September 2010 Rev A00 Back to Contents Page About Your Monitor De
12. Resolution 1920x1080 60Hz Allows you to adjust shortcut button for 1 Brightness amp 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 MESSAGE Dell ST2220T The current input timing is not supported by the monitor display Please change your input timing to 1920x1080 60Hz or any other monitor listed timing as per the monitor specifications eto MESSAGE Dell ST2220T The current input timing is not supported by the monitor display Please change your input timing to 1920x1080 60Hz or any other monitor listed timing as per the monitor specifications MESSAGE Dell ST2220T The current input timing is not supported by the monitor display Please change your input timing to 1920x1080 60Hz or any other monitor listed timing as per the monitor specifications This means that the monitor cannot synchronize with the signal that it is receiving from the computer Either the signal is too high or too low for the monitor to use See Specifications for the Horizontal and Vertical frequency ranges addressable by this monitor Recommended mode is 1920 X 1080 at 60Hz When the monitor enters Power Save mode one of the following messages appears MESSAGE Dell ST2220T MESSAGE Dell ST2220T Entering Power Save Mode Entering Power Save Mode ot ollie Dell ST2220T Entering Power Save Mode If you press
13. aiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own Model ST2220Tc September 2010 Rev A00 Back to Contents Page Setting Up the Monitor Dell ST2220T monitor User s Guide Connecting the Monitor Organizing Your Cables Connecting Your Monitor A caution Before you begin any of the procedures in this section follow the Safety Instructions K NOTE USB uplink cable needs to be connected for touch function To connect your monitor to the computer 1 Turn off your computer and disconnect the power cable 2 Connect the HDMI cable white digital DVI D or blue analog VGA display connector cable to the corresponding video port on the back of your computer Do not use all the cables on the same computer Use all of the cables only when they are connected to different computers with appropriate video systems Connecting the Blue VGA Cable Connecting the White DVI Connecting the HDMI Cable K 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 Connect the downstream USB connector cable supplied to an appropriate USB connector on your computer 2 Connect USB peripherals to the ups
14. ance m Security lock slot m 2 x 2 watt built in speakers Identifying Parts and Controls Front View Front View Label Description 1 Preset Modes select Brightness Contrast select OSD menu select EXIT Power button with light indicator Back View SSS Back view Back View with monitor stand 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 Description Use USB downstream port To connect the USB cable Side View Bottom View Left view Right view Security lock slot To help secure your monitor Bottom view 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 is referred to as Power Save Mode If the computer detects input from keyboard mouse or other input devices the monitor automatically resumes functioning The following table shows the power consumption and signaling of this automatic power saving feature VESA Modes Horizontal Sync Vertical Sync Video Power I ndicator Power Consumption Normal operation and Active Active A
15. anel OSD Controls Use the buttons on the side of the monitor to adjust the image settings Preset Modes i A Brightness Contrast EB Side panel button Description A Use the Preset modes button to choose from a list of preset color modes See Using the OSD Menu Preset modes B Use the Brightness Contrast button to direct access to the Brightness and Contrast control menu Brightness Contrast C Use the Menu button to open the on screen display OSD D 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 A 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 Use the OK button to confirm your selection Use the back button to go back to the main menu Using the On Screen Display OSD Menu Accessing the Menu System K NOTE If you change the settings and then either proceed to another menu or exit the OSD menu the monitor automatically saves the changes The changes are also saved if you change the settings and then wait for the OSD menu to disappear 1 Press any key to launch the OSD menu and press a to display the main menu Main Menu Dell ST2220T Brightness Auto Adjust Contrast Input source Color Settings Display Settings Audio Settin
16. anel Type IPS 21 5 inches 21 5 inch measured diagonally viewable image size Screen dimensions Preset display area Horizontal 475 2 mm 18 71 inches Vertical 267 3 mm 10 52 inches Pixel pitch 0 2475 mm Viewing angle 178 vertical typical 178 horizontal typical Luminance output 250 CD m2 typical Contrast ratio 1000 1 typical Dynamic contrast 50 000 1 typical ratio Faceplate coating Glare with Anti Smudge coating 4H Backlight CCFL Response Time 8 ms with Overdrive g to g Color Depth 16 7 mil colors 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 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 compliant Touch Activation Force No pressure required Touch Durability Unlimited Touch Response Time Typical response time 15 ms Accuracy Touch screen OS compatibility Function Win7 Win7 Win7 Win7 Pro Starter Home Ultimate Premium Single touch Multi touch two points K NOTE Support native Win7 multi touch plug amp play Support single touch mouse behavior in Vista Need to install touch screen driver Please find the touch scree
17. any button other than the power button one of the following messages will appear depending on the selected input Dell ST2220T There is no signal coming from your computer Press any key on the keyboard or mouse to wake it up To change to another input source press the monitor button again CCHS Dell ST2220T There is no signal coming from your computer Press any key on the keyboard or mouse to wake it up To change to another input source press the monitor button again 1 OURSO m Dell ST2220T There is no signal coming from your computer Press any key on the keyboard or mouse to wake it up To change to another input source press the monitor button again L See Solving Problem s for more information Setting the Maximum Resolution To set the maximum resolution for the monitor Right click on the desktop and select Properties Select the Settings tab Set the screen resolution to 1920 x 1080 Click OK MO N 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 o 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 o Go to the support site for your computer and download the latest graphic drivers o Go to your graphics card websi
18. cable is plugged in properly Re plug the signal cable if message appears necessary Reset the computer or video player Specific Symptoms Screen image is too small The picture does not fill the entire screen The picture cannot fill the Due to different video formats aspect ratio of DVDs the monitor may display in full height or width of the screen screen Run the built in diagnostics K NOTE When choosing DVI D or HDMI mode the Auto Adjust function is not available Universal Serial Bus USB Specific Problems USB peripherals are not Check that your monitor is turned ON working Reconnect the upstream cable to your computer Reconnect the USB peripherals downstream connector Switch off and then turn on the monitor again Reboot the computer Some USB devices like external portable HDD require higher electric current connect the device directly to the computer system pecific Sym USB interface is not working High Speed USB 2 0 interface is High Speed USB 2 0 Check that your computer is USB 2 0 capable peripherals working slowly or Some computers have both USB 2 0 and USB 1 1 ports Ensure that the correct USB port not working at all is used Reconnect the upstream cable to your computer Reconnect the USB peripherals downstream connector Reboot the computer Touch Screen problems Possible Solutions Common Symptoms Touch screen does not respond Make sure the USB cable is connected from the moni
19. ctive White 55 W maximum USB active Normal operation Active Active Active White 28 W typical Active off mode Inactive Inactive Blanked Amber 1W Switch off Off 0 5 W K NOTE The OSD functions in the Normal operation mode One of the following messages appears when the menu key is touched in Active off mode Dell ST2220T There is no signal coming from your computer There is no signal coming from your comp Press any key on the keyboard or mouse to wake it up Press any key on the keyboard or mouse To change to another input source press the monitor button again To change to another input source press CGS Dell ST2220T There is no signal coming from your computer Press any key on the keyboard or mouse to wake it up To change to another input source press the monitor button again TER Activate the computer and wake up the monitor to gain access to the OSD K NOTE This monitor is ENERGY STAR compliant ENERGY STAR Zero power consumption in OFF mode can only be achieved by disconnecting the main cable from the power adapter Pin Assignments VGA Connector O O a 42 a3 a4 49 DVI Connector OFOPNIOITuUPHRT WIN e p MEDxxoro orn x x ae Ealse lis X x Belles ea Loo Pin Number 24 pin Side of the Connected Signal Cable TMDS RX2 TMDS RX2 TMDS Ground Floating Floating DDC Clock DDC Data Floating WO ToOPNIDT AIAI INe TMDS RX1 m oO
20. et PC gt Calibrate J Calibrate 2 Touch your finger or stylus on the screen at that center of black cross until the cross moves 3 The pointer moves to fifteen further positions in sequence for the first calibration and three further positions in sequence if previous calibration data is stored 4 Store the calibrated data to complete the touch screen calibration procedure This completes the touch screen calibration procedure K NOTE When removing your finger lift it straight off the screen making sure you don t drag it across the screen Dell ST2220T monitor K NOTE Test the calibration by moving the mouse pointer around the screen checking that it closely follows your finger E NOTE If the calibration is not satisfactory you can re calibrate K NOTE Make sure your finger is placed accurately at each calibration point K NOTE If your finger pointed with poor accuracy press amp hold the point to go back to the previous state Back to Contents Page
21. gs Other Settings Personalize E CJ c CEI Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Press the and Q 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 gt again WN 4 Press the and Q buttons to select the desired parameter pi Press the buttons to enter the slide bar and then use the or Q button according to the indicators on the menu to make your changes Select the to return to previous menu without accepting current settings or to accept and return to previous menu 2 The table below provides a list of all the OSD menu options and their functions Icon Menu and Submenus Description BRIGHTNESS CONTRAST Use the Brightness and Contrast menu to adjust the Brightness Contrast Dell ST2220T Brightness Auto Adjust Contrast Input source Color Settings Display Settings Audio Settings Other Settings Personalize Hapete CEI Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz Back Press the button to go back to the main menu Brightness Allows you to adjust the brightness or luminance of the backlight Press the Q button to increase brightness and press the button to decrease brightness min 0 max 100 Contrast Allows you to adjust the contrast or the degree of difference between darkness and light
22. he desktop and click Properties 2 Select the Settings tab 3 Move the slider bar to the right by pressing and holding left mouse button and adjust the screen resolution to 1920 X 1080 4 Click OK If you do not see 1920 x 1080 as an option you may need to update your graphics driver Please choose the scenario below that best describes the computer system you are using and follow the provided directions 1 If you have a Dell desktop or a Dell portable computer with internet access 2 If you have a non Dell desktop portable computer or graphics card Back to Contents Page Dell ST2220T monitor User s Guide Setting the display resolution to 1920 x 1080 Maximum Information in this document is subject to change without notice 2010 Dell Inc All rights reserved Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text DELL and the DELL logo are trademarks of Dell Inc Microsoft Windows and Windows Vista are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner 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 cl
23. ll 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 may not be available in certain countries Monitor with stand Power cable Audio cable VGA cable DVI cable Optional USB up stream cable enables USB ports and touch function on the monitor Documentation Safety Information Quick Start Guide and CD Cleaning cloth Product Features The ST2220T monitor has an active matrix thin film transistor TFT liquid crystal display LCD The monitor features include m 21 5 inches 546 8 mm diagonal m 1920 X 1080 resolution plus full screen support for lower resolutions m Touch sensitive detects your finger or any other pointing device close to the screen m Tilt adjustment capability m Plug and play capability if supported by your system m On Screen Display OSD adjustments for ease of set up and screen optimization m Software and documentation media which include an information file INF Image Color Matching File ICM and product documentation m Energy Saver feature for Energy Star compli
24. n driver for Vista in the CD Supports Windows Vista and Windows 7 operating systems only Touch screen is out of alignment when the desktop is not full screen Win7 OS will automatically install touch screen driver each time when the USB cable is plugged into a USB port If you want to enable the touch screen functionality on the secondary monitor 1 Set the primary monitor as an extended display 2 Go to Start gt Control Panel gt Tablet PC Settings Click Setup and follow the instructions on the screen Resolution Specifications Horizontal scan range 30 kHz to 83 kHz automatic Vertical scan range 56 Hz to 76 Hz automatic Optimal preset resolution 1920 x 1080 at 60 Hz Highest preset resolution 1920 x 1080 at 60 Hz Video Supported Modes Video display capabilities DVI 480i 480p 576i 576p 720p 1080i 1080p playback Supports HDCP Preset Display Modes 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 1024 79 98 75 02 135 00 1920 x 1080 R 66 587 59 934 138 50 1920 x 10
25. ness on the monitor screen A brightness first and adjust contrast only if you need further adjustment Press the Q button to increase contrast and press the button to decrease contrast min 0 max 100 AUTO ADJ UST Use this button to activate automatic setup and adjust menu The following dialog appears on a black screen as the m adjusts to the current input Auto Adjustment in Progress Auto Adjustment allows the monitor to self adjust to the incoming video signal After using Auto Adjustment you can fl your monitor by using the Pixel Clock Coarse and Phase Fine controls under Image Settings NOTE Auto Adjust does not occur if you press the button while there are no active video input signals or attached cables INPUT SOURCE COLOR SETTINGS Color setting mode submenu Back Input Color Format Mode Selection Preset Mode Use the Input Source menu to select different video signals that may be connected to your monitor Dell ST2220T Brightness Contrast f Auto Select Auto Adjust VGA DVI D Color Settings HDMI Display Settings Audio Settings Other Settings Personalize cco Resolution 1280x1024 60Hz Maximum Resolution 1920x1080 60Hz 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
26. oo dim or too bright Screen is not centered correctly Screen has one or more lines Screen is scrambled or appears torn Visible signs of smoke or sparks Possible Solutions Ensure that the video cable connecting the monitor and the computer is properly connected and secure Verify that the power outlet is functioning properly using any other electrical equipment Increase brightness amp contrast controls via OSD Perform monitor self test feature check Check for bent or broken pins in the video cable connector Press Shortcut key 4 to call out the Input Select Source OSD menu Select the correct input source Run the built in diagnostics Perform Auto Adjust via OSD Adjust the Phase and Pixel Clock controls via OSD Eliminate video extension cables Reset the monitor to Factory Settings Change the video resolution to the correct aspect ratio 16 9 Perform Auto Adjust via OSD Adjust the Phase and Pixel Clock controls via OSD Reset the monitor to Factory Settings Check environmental factors Relocate the monitor and test in another room Turn off the monitor and then turn it back on Pixel that is permanently off is a natural defect that can occur in LCD technology Run the built in diagnostics Turn off the monitor and then turn it back on Pixel that is permanently off is a natural defect that can occur in LCD technology Run the built in diagnostics Reset the monitor to Factory Settings Auto Adju
27. our computer and the monitor Unplug the video cable from the back of the computer or monitor To ensure proper self test operation remove the HDMI Digital white connector and the Analog blue connector cables from the back of the computer or monitor Turn on the monitor The floating dialog box should appear on the screen against a black background if the monitor cannot sense a video signal and is working correctly While in self test mode the power LED remains white Also depending upon the selected input one of the dialogs shown below will continuously scroll through the screen Dell ST2220T E Dell ST2220T No VGA Cable No DVI D Cable a Boac Dell ST2220T No HDMI Cable key This box also appears during normal system operation if the video cable becomes disconnected or damaged Turn off your monitor and reconnect the video cable then turn on both your computer and the monitor If your monitor screen remains blank after you use the previous procedure check your video controller and computer because your monitor is functioning properly Built in Diagnostics Your monitor has a built in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor or with your computer system and graphic card K NOTE You can run the built in diagnostics only when the video cable is unplugged and the monitor is in self test mode To run the built in diagnostics i
28. s For information on safety instructions see the safety information that shipped with your monitor FCC Notices U S Only and Other Regulatory I nformation For FCC notices and other regulatory information see the regulatory compliance website located at www dell com regulatory compliance Contact Dell For customers in the United States call 800 WWW DELL 800 999 3355 NOTE If you do not have an active Internet connection you can find contact information on your purchase invoice packing slip bill or 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 Verify your country or region in the Choose A Country Region drop down menu at the bottom of the page Click Contact Us on the left side of the page Select the appropriate service or support link based on your need Choose the method of contacting Dell that is convenient for you Back to Contents Page 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
29. st via OSD Adjust brightness amp contrast controls via OSD Reset the monitor to Factory Settings Auto Adjust via OSD Adjust brightness amp contrast controls via OSD NOTE When using DVI D or HDMI the positioning adjustments are not available 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 NOTE When using DVI D or HDMI the Pixel Clock and Phase adjustments are not available 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 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 Do not perform any troubleshooting steps Contact Dell immediately Monitor malfunctions on amp off Intermittent Problems Picture lacks color Missing Color Image retention from Faint shadow from a static image left on the static image Ensure that the video cable connecting the monitor to the computer is connected properly and is secure Reset the monitor to Factory Settings Perform monitor self test feature check to determine if the intermittent problem occ
30. te and download the latest graphic drivers Configure the monitor to the desired position to use lox K NOTE The stand is attached when the monitor is shipped from the factory Using the Touch Screen K 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 Tap the screen twice in quick succession for a double mouse click Touch down and then move your finger to drag an object Touch and hold for a right mouse click To select a menu option touch down on the menu then move your finger to the required option then lift your finger to select the option Alternatively tap the menu then tap the option required as you do with a mouse The touch screen does not require pressure to sense a touch For best results point at roughly right angles to the screen and keep the rest of your hand clear of the glass Back to Contents Page 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 Right click on t
31. tor to the computer to touches Make sure the touch screen is connected to a USB port that provides enough power for it some peripherals such as key USB ports that do not provide sufficient power for some devices Try connecting the touch screen to a different USB port Make sure Control panel gt System amp security gt System gt Device Manager gt A ea Ra HID touch device is recognized as shown below 4 5 Human Interface Devices wa HID compliant device ta Microsoft Input Configuration Device wa USB Input Device Before changing any settings try restarting the computer amp Dell ST2220T The cursor does not accurately Try restarting the computer amp Dell ST2220T follow your finger when you l touch the screen If the above remedies do not work the touch screen needs calibrating To fix the problem see Calibrating the Touch Scr The cursor moves erratically Make sure there is nothing blocking the optics of the touch screen There are three sensors in the top corners and a left the screen that need unobstructed views across the surface of the display to the bottom and side edges Clean the panel surface and edges of the screen See Maintenance for instructions If the above remedies do not work Try restarting the computer amp Dell ST2220T Calibrating the Touch Screen ST2220T uses standard Windows7 calibration 1 Run Windows Control Panel gt Hardware amp Sound gt Tabl
32. tream USB connectors on the monitor 3 Plug the power cables for your computer and monitor into a nearby outlet 4 Turn on the monitor and the computer If your monitor displays an image installation is complete If it does not display an image see Solving Problems 5 Use the cable holder on the back of monitor stand to organize the cables Connecting the Audio Cable Connecting the audio cable 1 Connect the audio cable from the audio in port on monitor to the audio out port on your computer 2 Turn on the monitor and computer 3 Use the cable holder on the back of monitor to organize the cables AUDIO Organizing Your Cables m 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 A 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 2 3 4 5 Turn off both y
33. urs in self test mode Perform monitor self test feature check Ensure that the video cable connecting the monitor to the computer is connected properly and is secure Check for bent or broken pins in the video cable connector Run the built in diagnostics Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending on the application Try a different Color Preset Setting in Color Settings OSD Adjust R G B value in Color Settings OSD if the Color Management is turned off Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD Run the built in diagnostics Use the Power Management feature to turn off the monitor at all times when not in use for more information see Power Management Modes Alternatively use a dynamically changing screensaver the monitor for a displayed appears on long period of time the screen Product Specific Problems What You See Possible Solutions Image is centered on screen Reset the monitor to Factory Settings area Cannot adjust the monitor with OSD does not appear on the Turn off the monitor unplug the power cord plug back and then turn on the monitor No Input Signal when user No picture the LED light is Check the signal source Ensure that the Computer is not in the power saving mode by controls are pressed white When you press up moving the mouse or pressing any key on the keyboard down or Menu key the Check whether the signal
34. x 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 A CAUTION Read and follow the safety instructions before cleaning the monitor A CAUTION Before cleaning the monitor unplug the monitor power cable from the electrical outlet For best practices follow the instructions in the list below while unpacking cleaning or handling your monitor To clean your touch screen use the supplied soft clean cloth Do not use benzene thinner ammonia abrasive cleaners or compressed air Avoid wiping the top corners of the monitor where the optics are located Use a lightly dampened warm cloth to clean the monitor Avoid using detergent of any kind as some detergents leave a milky film on the monitor Handle your monitor with care any scratch on the monitor will show scuff marks To help maintain the best image quality on your monitor use a dynamically changing screen saver and turn off your monitor when not in use Back to Contents Page Back to Contents Page Appendix Dell ST2220T monitor User s Guide Safety Instructions FCC Notice U S Only and Other Regulatory Information Contact Dell A CAUTI ON Safety I nstructions 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 hazard
Download Pdf Manuals
Related Search