Dell UltraSharp UP2720Q, User Manual

Page 1: ...Dell UltraSharp 27 4K PremierColor Monitor UP2720Q User s Guide Model UP2720Q Regulatory model UP2720Qb ...

Page 2: ...mage personal injury or death Copyright 2019 2020 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions Thunderbolt and the Thunderbolt logo are trademarks of Intel Corporation in the U S and or other countries All other marks and name...

Page 3: ...d Video Modes 16 Preset Display Modes 16 Multi Stream Transport MST Modes 17 Electrical Specifications 17 Physical Characteristics 18 Physical Characteristics Continued 19 Power Management Modes 20 Pin Assignments 22 Plug and Play Capability 24 Universal Serial Bus USB Interface 24 USB Downstream Connector 25 Thunderbolt 3 Connector 26 USB Ports 26 LCD Monitor Quality and Pixel Policy 27 Maintenan...

Page 4: ...Monitor Stand 38 Wall Mounting Optional 39 Operating the Monitor 40 Power On the Monitor 40 Using the Front Panel Controls 40 Front Panel Button 42 Using the On Screen Display OSD Menu 43 Accessing the Menu System 43 OSD Warning Messages 61 Setting the Maximum Resolution 64 Performing Color Calibration 65 Using the OSD menu 65 Using the Shortcut Key with video signal 66 Using the Shortcut Key with...

Page 5: ... Test 75 Built in Diagnostics 76 Always On USB Type C Thunderbolt Charging 77 Common Problems 78 Product Specific Problems 81 Universal Serial Bus USB Specific Problems 83 Appendix 85 FCC Notices U S Only and Other Regulatory Information 85 Contact Dell 85 Video and USB Support over USB C 86 Purchasing a Thunderbolt 3 Passive Cable 87 ...

Page 6: ... received all the components and Contact Dell if something is missing NOTE Some items may be optional and may not ship with your monitor Some features or media may not be available in certain countries NOTE To set up with any other stand please refer to the respective stand setup guide for setup instructions Monitor Stand Riser ...

Page 7: ...About Your Monitor 7 Stand Base Monitor Hood Power Cable Varies by Country HDMI Cable DP Cable DP to DP Thunderbolt 3 USB Type C Active Cable ...

Page 8: ...8 About Your Monitor USB Type C to Type A Cable Factory Calibration Report Calibration and Validation Techsheet Quick Setup Guide Safety Environmental and Regulatory Information ...

Page 9: ...power Up to 90 W to a compatible notebook while receiving video data signal Built in Color Calibration functionality Multi Stream Transport MST capability via Thunderbolt 3 connection Tilt swivel pivot and vertical extension adjustment capabilities Ultra thin bezel minimizes the bezel gap in multi monitor usage enabling easier setup with an elegant viewing experience Removable stand and Video Elec...

Page 10: ...bout Your Monitor Identifying Parts and Controls Front View Front panel controls Label Description 1 Function buttons For more information see Operating the Monitor 2 Power On Off button with LED indicator ...

Page 11: ...l mount monitor using VESA compatible wall mount kit 100 mm x 100 mm 2 Regulatory label Lists the regulatory approvals 3 Stand release button Releases stand from monitor 4 Barcode serial number and Service Tag label Refer to this label if you need to contact Dell for technical support 5 Cable management hole Use to organize cables by placing them through the hole ...

Page 12: ... out Connect your speakers 6 1 Thunderbolt 3 Upstream USB Type C port Connect the Thunderbolt 3 Active cable that came with your monitor to the computer or mobile device This port supports USB Power Delivery up to 90 W Data and DisplayPort video signal The Thunderbolt 3 port supports Alternate Mode DP1 4 with a maximum resolution of 3840 x 2160 at 60 Hz PD 20 V 4 5 A 15 V 3 A 9 V 3 A and 5 V 3 A T...

Page 13: ... Stream Transport capable monitor To enable MST refer to instruction on section Connecting the monitor for Thunderbolt Multi Stream Transport MST function NOTE For Notebooks and other devices that require more than 15 W of power it is recommended to connect to another power source to power or charge your device NOTE Thunderbolt 3 is not supported on versions of Windows prior to Windows 10 7 1 2 US...

Page 14: ...tch 0 1554 mm x 0 1554 mm Pixel per inch 163 Viewing angle 178 vertical typical 178 horizontal typical Luminance output 250 cd m typical Contrast ratio 1300 to 1 typical Faceplate coating Antiglare with hard coating 3H Backlight White LED edgelight system Response time 6 ms gray to gray in Fast Mode 8 ms gray to gray in Normal Mode Color depth 1 07 billion colors real 10 Bit Color gamut CIE1931 Ad...

Page 15: ...mm Top 7 6 mm Left Right 27 1 mm Bottom Adjustability Height adjustable stand Tilt Swivel Pivot 130 mm 5 to 21 45 to 45 90 to 90 NOTE Do not mount inverse 180 landscape orientation as it may damage the monitor Dell Display Manager DDM Compatibility Yes Security Security lock slot cable lock sold separately Model UP2720Q Horizontal scan range HDMI DP Thunderbolt 3 alternate mode 15 kHz to 135 kHz a...

Page 16: ...480 37 5 75 0 31 5 VESA 720 x 400 31 5 70 1 28 3 VESA 800 x 600 37 9 60 3 40 0 VESA 800 x 600 46 9 75 0 49 5 VESA 1024 x 768 48 4 60 0 65 0 VESA 1024 x 768 60 0 75 0 78 8 VESA 1152 x 864 67 5 75 0 108 0 VESA 1280 x 1024 64 0 60 0 108 0 VESA 1280 x 1024 80 0 75 0 135 0 VESA 1600 x 1200 75 0 60 0 162 0 VESA 1920 x 1080 67 5 60 0 148 5 VESA 2048 x 1280 R 78 9 59 9 174 3 VESA 2048 x 1440 R 88 8 60 0 2...

Page 17: ...HDMI 2 0 optional specification include HDMI Ethernet Channel HEC Audio Return Channel ARC standard for 3D format and resolutions and standard for 4K digital cinema resolution MST Source Monitor Maximum number of external monitor can be supported 3840 x 2160 at 60 Hz 3840 x 2160 at 60 Hz 1 Model UP2720Q Video input signals HDMI 2 0 DP 1 4 600 mV for each differential line 100 ohm input impedance p...

Page 18: ... C to Type A NOTE Dell monitors are designed to work optimally with the video cables that are shipped with your monitor As Dell does not have control over the different cable suppliers in the market the type of material connector and process used to manufacture these cables Dell does not guarantee video performance on cables that are not shipped with your Dell monitor Dimensions with stand Height ...

Page 19: ...all mount or VESA mount considerations no cables 5 55 kg 12 24 lb Weight of stand assembly 3 64 kg 8 02 lb Front frame gloss 2 4 Model UP2720Q Compliant Standards RoHS compliant TCO certified displays BFR PVC free Halogen free excluding external cables Arsenic free glass and Mercury free for the panel only Temperature Operating 0 C to 40 C 32 F to 104 F Non operating Storage 20 C to 60 C 4 F to 14...

Page 20: ...is informational only and reflects laboratory performance Your product may perform differently depending on the software components and peripherals you ordered and shall have no obligation to update such information Accordingly the customer should not rely upon this information in making decisions about electrical tolerances or otherwise No warranty as to accuracy or completeness is expressed or i...

Page 21: ...age will be displayed Activate the computer and the monitor to gain access to the OSD NOTE The message may be slightly different according to the connected input signal NOTE Pon Power consumption of On Mode measured with reference to Energy Star test method TEC Total energy consumption in kWh measured with reference to Energy Star test method ...

Page 22: ...ayPort Connector Pin Number 20 pin Side of the Connected Signal Cable 1 ML3 n 2 GND 3 ML3 p 4 ML2 n 5 GND 6 ML2 p 7 ML1 n 8 GND 9 ML1 p 10 ML0 n 11 GND 12 ML0 p 13 GND 14 GND 15 AUX p 16 GND 17 AUX n 18 Hot Plug Detect 19 Re PWR 20 3 3 V DP_PWR ...

Page 23: ...A 2 2 TMDS DATA 2 SHIELD 3 TMDS DATA 2 4 TMDS DATA 1 5 TMDS DATA 1 SHIELD 6 TMDS DATA 1 7 TMDS DATA 0 8 TMDS DATA 0 SHIELD 9 TMDS DATA 0 10 TMDS CLOCK 11 TMDS CLOCK SHIELD 12 TMDS CLOCK 13 CEC 14 Reserved N C on device 15 DDC CLOCK SCL 16 DDC DATA SDA 17 DDC CEC Ground 18 5 V POWER 19 HOT PLUG DETECT ...

Page 24: ...ports that are available on the monitor NOTE This monitor is Super Speed USB 3 2 compatible Up to 2A on USB downstream port port with battery icon with BC1 2 compliance devices or normal USB devices NOTE USB Type C video requires a Type C Alternate Mode capability computer NOTE To support USB Type C Alternate Mode please ensure the Source computer has Alternate Mode capability Transfer Speed Data ...

Page 25: ...About Your Monitor 25 USB Downstream Connector Pin Number 9 pin Side of the Connector 1 VCC 2 D 3 D 4 GND 5 SSRX 6 SSRX 7 GND 8 SSTX 9 SSTX ...

Page 26: ...evice is BC1 2 compatible NOTE USB 3 2 functionality requires a USB 3 2 capable computer NOTE The monitor s USB interface works only when the monitor is On or in the 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 functionality Pin Number Signal Name Pin Number Signal Name A1 GND B1 Cable Detection A2 TX1 B2 TX2 A3 TX...

Page 27: ...instructions in the list below while unpacking cleaning or handling your monitor To clean your anti static screen lightly dampen a soft clean cloth with water If possible use a special screen cleaning tissue or solution suitable for the anti static coating Do not use benzene thinner ammonia abrasive cleaners or compressed air Use a lightly dampened warm cloth to clean the monitor Avoid using deter...

Page 28: ...ive stand setup guide for the set up instructions CAUTION Do not remove the monitor from the packaging box before attaching the stand To attach the monitor stand 1 Follow the instructions on the flaps of carton to remove the stand from the top cushion that secures it 2 Insert the stand base blocks fully into the stand slot 3 Lift the screw handle and turn the screw clockwise 4 After tightening the...

Page 29: ...cover as shown to expose the VESA area for stand assembly 6 Attach the stand assembly to the monitor a Fit the two tabs on the upper part of the stand to the groove on the back of the monitor b Press the stand down till it snaps into place ...

Page 30: ...or 7 Place the monitor upright NOTE Lift the monitor carefully to prevent it from slipping or falling CAUTION Do not hold or lift the monitor by the colorimeter tray when moving the monitor 8 Remove the cover from the monitor ...

Page 31: ...Setting Up the Monitor 31 Attaching the Monitor Hood To install your monitor hood 1 Take out the hood that came with the monitor 2 Unfold the hood with the U channel strips on both flaps facing inwards ...

Page 32: ...ING Before you begin any of the procedures in this section follow the Safety Instructions NOTE Do not connect all cables to the computer at the same time To connect your monitor to the computer 1 Turn Off your computer and disconnect the power cable 2 Connect the HDMI DP Thunderbolt 3 Active cable from the monitor to your computer or device ...

Page 33: ...ings from HDMI 2 0 to HDMI 1 4 Press second button next to the button to activate the OSD menu Use the and buttons to highlight Input Source then use the button enter the submenu Use the and buttons to highlight HDMI Press and hold the button for approximately 10 seconds and the HDMI configuration message appears Use the button to select Disable and change the settings Repeat the above steps to ch...

Page 34: ...ive cable NOTE Use the Thunderbolt 3 Active cable shipped with monitor only This port supports DisplayPort Alternate Mode DP1 4 The Thunderbolt 3 power delivery compliant port PD Version 3 0 delivers up to 90 W of power If your notebook requires more than 90 W to operate and the battery is drained it may not be powered up or charged with the USB PD port of UP2720Q ...

Page 35: ... UP2720Q supports the Thunderbolt MST feature To make use of this feature your PC must support Thunderbolt feature The default out of factory setting in the UP2720Q is Alternate Mode DP1 4 To set up MST connection please use only Thunderbolt 3 Active cable that came with your monitor and perform the below steps 1 Turn Off your computer and disconnect the power cable 2 Connect the Thunderbolt 3 Act...

Page 36: ...re in use by the computer connected to the monitor s Thunderbolt 3 upstream port After you have completed connecting the DisplayPort HDMI cable follow the procedures below to connect the USB Type C to Type A cable to the computer and complete your monitor setup 1 Connect the computer connect the Thunderbolt 3 upstream port with the Type C end of the cable cable supplied 2 Connect the Type A end of...

Page 37: ...se the cable slot on the monitor stand to organize the cables NOTE The USB connection only offers USB data transfer in this scenario CAUTION The graphics are used for the purpose of illustration only Appearance of the computer may vary Organizing Your Cables After attaching all necessary cables to your monitor and computer See Connecting Your Monitor for cable attachment organize all cables as sho...

Page 38: ...Direct contact with hard objects might cause damage to the curved monitor 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 the set up instructions To remove the stand 1 Place the monitor on a soft cloth or cushion 2 Press and hold the stand release button 3 Press and lift the cover latch to release and remove the...

Page 39: ...on a stable flat table 2 Remove the stand 3 Use a Phillips crosshead screwdriver to remove the four screws securing the plastic cover 4 Attach the mounting bracket from the wall mounting kit to the monitor 5 Mount the monitor on the wall by following the instructions that comes with the wall mounting kit NOTE For use only with UL listed wall mount bracket with minimum weight load bearing capacity ...

Page 40: ...nel Controls Use the control buttons on the front of the monitor to adjust settings The following table describes the front panel buttons Front Panel Button Description 1 Shortcut key Preset Modes Use this button to choose from a list of preset color modes 2 Shortcut key Input Source Use this button to select the input source ...

Page 41: ...tor s current settings 5 Menu Use the MENU button to launch the On Screen Display OSD See Accessing the Menu System 6 Exit Use this button to exit the OSD main menu 7 Power with power light indicator Use the Power button to turn the monitor On and Off The white light indicates the monitor is On and fully functional A glowing white light indicates the power save mode ...

Page 42: ...ront Panel Button Description 1 2 No Function These buttons have no functions 3 Up Use the Up button to adjust increase ranges items in the OSD menu 4 Down Use the Down button to adjust decrease ranges items in the OSD menu 5 Enter Use the Enter button to enter a submenu 6 Exit Use this button to exit the OSD main menu ...

Page 43: ... launch the OSD menu and display the main menu 2 Press the and buttons to move between the setting options As you move from one icon to another the option name is highlighted See the following table for a complete list of all the options available for the monitor 3 Press the button once to activate the highlighted option 4 Press and button to select the desired parameter 5 Press to enter the subme...

Page 44: ...e factory preset mode DCI P3 D65 G2 4 L100 differs from DCI P3 spec P3 White point 48 cd m2 User may use either Custom 1 Custom 2 or Custom 3 to set the parameter in accordance with DCI P3 spec E g Color Space Custom 1 Color Gamut DCI P3 White Point DCI P3 Gamma 2 6 Luminance 48 cd m2 NOTE Factory Reset will not remove calibrated data User may go to Color Color Space Reset this Color Space 1 6 to ...

Page 45: ...the button to increase the luminance and press the button to decrease the luminance min 45 max 250 NOTE Luminance is grayed out when Color Space is set to CAL 1 or CAL 2 Input Source Use the Input Source menu to select between the different video signals that may be connected to your monitor ...

Page 46: ... source Auto Select Turning on the function allows you to scan for available input sources Auto Select for Thunderbolt Allows you to set Auto Select for Thunderbolt to Prompt for Multiple Inputs Always displays the Switch to Thunderbolt Video Input message for you to choose whether to switch or not Yes Always switch to Thunderbolt video input without asking when the Thunderbolt 3 Active cable is c...

Page 47: ...xtraction 16 9 Action Safe 16 9 Title Safe 4 3 Extraction 4 3 Action Safe 4 3 Title Safe Center Crosshair or Thirds Marker Color Adjusts the Marker Color to Gray Red Green or Blue Set Video Data Range Adjusts the Set Video Data Range to Auto Full or Limited Overscan Frame by 5 Allows you to set the Overscan Frame by 5 On or Off NOTE This function will only apply to the main window in PBP Mode Show...

Page 48: ...tion Select screen uniformity compensation settings On is factory calibrated setting by default Uniformity Compensation adjusts different areas of the screen with respect to the center to achieve uniform brightness and color over the entire screen NOTE User is advised to use factory default luminance setting when Uniformity Compensation is turned on For other luminance level setting the uniformity...

Page 49: ...Operating the Monitor 49 PBP This function brings up a window displaying image from another input source X X X X X X X X Main Window Sub Window Thunderbolt DP Thunderbolt DP HDMI 1 HDMI 1 HDMI 2 HDMI 2 ...

Page 50: ...50 Operating the Monitor PBP Mode Adjusts the PBP Picture by Picture mode to AA AB or Off Press the button to enable PBP mode ...

Page 51: ... Not available when PBP mode is set to AA Video Swap Select to swap videos between main window and sub window in PBP mode Press the button to swap main window and sub window Color Gamut Sub Adjusts the Color Gamut Sub to DCI P3 BT 709 BT 2020 sRGB Adobe RGB or Native White Point Sub Adjusts the White Point Sub to D50 D55 D60 D65 DCI P3 or Native NOTE Not available when Color Gamut Sub is set to Na...

Page 52: ... or Limited Reset PBP Select this option to restore default PBP settings Calibration Perform color calibration with the built in colorimeter Calibrate Now Allows you to start color calibration Calibration Target Allows you to set the calibration target to DCI P3 D65 G2 4 L100 BT 709 D65 BT1886 L100 BT 2020 D65 BT1886 L100 sRGB D65 sRGB L250 Adobe RGB D65 G2 2 L250 Adobe RGB D50 G2 2 L250 CAL 1 or ...

Page 53: ...ded to re calibrate the monitor after switching profile NOTE User can apply different calibrator profiles To select Ext Colorimeter profile user must correlate the monitor with an external colorimeter via CalMAN Ready first When correlation is under processing CalMAN Ready will drive the monitor s internal calibrator to the position and start the process with the external colorimeter After complet...

Page 54: ...65 BT1886 L100 BT 2020 D65 BT1886 L100 sRGB D65 sRGB L250 Adobe RGB D65 G2 2 L250 Adobe RGB D50 G2 2 L250 CAL 1 or CAL 2 Auto Recalibrate if ΔE 2 Allows you to set the Auto Recalibrate if ΔE 2 to Yes or No Calibration Module Power Allows you to set the Calibration Module Power to On or Off NOTE Calibration Module Power must be On to enable Validation function Show Last Validation Results Allows yo...

Page 55: ...r to Off Calibration Validation or Calibration Validation Schedule Sessions Allows you to set the Schedule Sessions to Every 200 Hours or at user preferred interval Quarterly Monthly Weekly or Daily Operation Mode Allows you to set the Operation Mode to Prompt before starting session or Carry out in sleep mode ...

Page 56: ...lish Spanish French German Brazilian Portuguese Russian Simplified Chinese or Japanese Auto Rotation Allows you to set the monitor Auto Rotation On or Off Transparency Select this option to change the menu transparency by pressing the and buttons Minimum 0 Maximum 100 Timer OSD Hold Time sets the length of time the OSD will remain active after the last time you pressed a button Use or to adjust th...

Page 57: ...cessible by the user Menu Power Buttons Both the menu function Power buttons are locked and not accessible by the user Color Custom Settings Color menu settings are locked and not accessible by the user The default setting is Disable Alternative Lock Method for menu function buttons You can also press and hold the menu function button next to the Power button for 4 seconds to set the lock options ...

Page 58: ... 3 Shortcut Key 4 Power Button LED Allows you to set the power LED indicator On or Off to save energy USB A Charging Allows you to enable or disable USB Type A Downstream Ports charging function during monitor standby mode NOTE This option is only available when the USB Type C Thunderbolt Upstream Port cable is unplugged If the USB Type C Thunderbolt cable is connected USB A Charging follows the U...

Page 59: ... display recovery from PC wake up Warm Up Time before Use Allows you to turn the monitor warm up On or Off or set it to automatically activate at the scheduled Day and Time The default is Off Reset Personalization Reset all settings under the Personalize menu to the factory preset values Others Display Info Displays the monitor s current settings Set Date and Time Set the date and time for the mon...

Page 60: ...able via the software on your computer You can disable this feature by selecting Off Enable this feature for best user experience and optimum performance of your monitor LCD Conditioning Helps reduce minor cases of image retention Depending on the degree of image retention the program may take some time to run You can enable this feature by selecting On ...

Page 61: ... Horizontal and Vertical frequency ranges addressable by this monitor Recommended mode is 3840 x 2160 You will see the following message before the DDC CI function is disabled Firmware Displays the firmware version of your monitor Service Tag Displays the service tag serial number of your monitor Reset Others Reset all settings under the Others menu to the factory preset values Factory Reset Reset...

Page 62: ...e Power Save mode the following message appears Activate the computer and wake up the monitor to gain access to the OSD NOTE The message may be slightly different according to the connected input signal If you press any button other than the power button the following message will appear depending on the selected input NOTE The message may be slightly different according to the connected input sig...

Page 63: ...wn below appears NOTE The message may be slightly different according to the connected input signal When the monitor is under DP HDMI input and a Thunderbolt 3 Active cable is connected to a notebook that supports DP Alternate Mode if USB C Charging is enabled the following message appears When Factory Reset is selected the following message appears ...

Page 64: ...nd select 3840 x 2160 4 Click OK In Windows 10 1 Right click on the desktop and click Display settings 2 Click Advanced display settings 3 Click the dropdown list of Resolution and select 3840 x 2160 4 Click Apply If you do not see 3840 x 2160 as an option you may need to check whether your graphic card supports 4K 60 Hz If it does support 4K 60 Hz update your graphic driver If it does not support...

Page 65: ...your graphics card website and download the latest graphic drivers Performing Color Calibration Perform Calibration with the built in colorimeter to calibrate the color of your monitor Using the OSD menu 1 Using the OSD menu set the calibration criteria based on your preference Then select Calibrate Now 2 The following message appears select Yes to continue the process ...

Page 66: ...Calibration will start automatically Using the Shortcut Key with video signal 1 Press any of the Function buttons to display the shortcut keys 2 Press the button 3 The following message appears select Yes to continue the process ...

Page 67: ... start automatically Using the Shortcut Key without video signal You can perform calibration for the monitor without acquiring an input signal from the computer 1 Press any of the Function buttons to display the shortcut keys 2 Press the button ...

Page 68: ...ortrait Mode is not recommended NOTE For detailed functionality see Calibration Stopping the Calibration Process You can stop the calibration process at any time 1 During calibration process press any of the Function buttons the following message appears 2 Select Yes to stop the process ...

Page 69: ...on on color calibration with the built in colorimeter Using the OSD menu 1 Using the OSD menu set the validation criteria based on your preference Then select Validate Now to start the validation process 2 The following message appears select Yes to continue the process ...

Page 70: ... start automatically Using the shortcut key without video signal You can perform validation for the monitor without acquiring an input signal from the computer 1 Press any of the Function buttons to display the shortcut keys 2 Press the button ...

Page 71: ...Validation at Portrait Mode is not recommended NOTE For detailed functionality see Validation Stopping the Validation Process You can stop the validation process at any time 1 During validation process press any of the Function buttons the following message appears 2 Select Yes to stop the process ...

Page 72: ...th a stand When any other stand is bought please refer to the respective stand setup guide for set up instructions Tilt Swivel With the stand attached to the monitor you can tilt and swivel the monitor for the most comfortable viewing angle NOTE The stand is detached when the monitor is shipped from the factory ...

Page 73: ...tically up to 130 mm The figure below illustrates how to extend the stand vertically Rotating the Monitor Before you rotate the monitor your monitor should be fully vertically extended Vertical Extension and fully tilted up to avoid hitting the bottom edge of the monitor ...

Page 74: ...74 Operating the Monitor Rotate clockwise Rotate counterclockwise ...

Page 75: ...ialog box should appear on 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 the dialog shown below will continuously scroll through the screen NOTE The message may be slightly different according to the connected input signal 4 This box also appears during...

Page 76: ... 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 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 Button 6 on the front panel for 4 sec...

Page 77: ...ormalities upon using the built in diagnostic tool the monitor is functioning properly Check the video card and computer Always On USB Type C Thunderbolt Charging The monitor allows you to charge your notebook or mobile devices through the Thunderbolt 3 Active cable even when the monitor is powered off See USB C Charging for more information You may need to update to the latest firmware for this f...

Page 78: ...ED on No picture or no brightness Increase brightness contrast controls via OSD Perform monitor self test feature check Check for bent or broken pins in the video cable connector Run the built in diagnostics Ensure that the correct input source is selected in the Input Source menu Poor Focus Picture is fuzzy blurry or ghosting Eliminate video extension cables Reset the monitor to factory settings ...

Page 79: ...contrast controls via OSD Geometric Distortion Screen not centered correctly Reset the monitor to factory settings Adjust horizontal vertical controls via OSD Horizontal Vertical Lines Screen has one or more lines Reset the monitor to factory settings 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 con...

Page 80: ...able connector Wrong Color Picture color not good Change the settings of the Preset Modes in the Color menu OSD depending on the application Adjust R G B value under Custom Color in Color menu OSD Change the Input Color Format to PC RGB or YPbPr in the Color menu OSD Run the built in diagnostics Image retention from a static image left on the monitor for a long period of time Faint shadowfrom the ...

Page 81: ...is locked If yes press and hold the Menu function button next to the Power button for 4 seconds to unlock for more information see Lock No Input Signal when user controls are pressed No picture the LED light is white Check the signal source Ensure the computer is not in the power saving mode by moving the mouse or pressing any key on the keyboard Check whether the signal cable is plugged in proper...

Page 82: ... monitor is turned Off and then turned On again Unplug plug HDMI cable from docking device output No video at HDMI port When connected to some docking device at HDMI port there is no video when unplug plug Thunderbolt cable from the Notebook Unplug the HDMI cable from docking device then plug the docking Thunderbolt cable to Notebook Plug the HDMI cable 7 seconds later ...

Page 83: ...ged Check that the connected device is compliant with the Thunderbolt 3 specification The Thunderbolt 3 port supports USB 3 1 with speeds up to 10 Gbps and an output of 90 W Check that you use the Thunderbolt 3 Active cable shipped with your monitor No video when using Thunderbolt 3 connection after DC On Off wake up from Sleep No picture is showing Unplug plug Thunderbolt 3 Active cable Check tha...

Page 84: ...ng slowly or not working at all Check that your computer is USB 3 2 capable Some computers have USB 3 1 USB 3 0 USB 2 0 and USB 1 1 ports Ensure that the correct USB port is used Reconnect the upstream cable to your computer Reconnect the USB peripherals downstream connector Reboot the computer Wireless mouse is not working or lagging Do not respond or responds slowly Increase the distance between...

Page 85: ...gulatory 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 s...

Page 86: ... 1 4K Direct connect 4K Daisy chained TBT3 device connected to TBT3 down stream Monitor port 6 2 USB C device connected to TBT3 down stream Monitor port 6 2 USB device connected to USB A down stream Monitor port 7 1 to 7 4 USB A USB A to C No No No USB2 0 USB2 0 3 2 USB C Data only USB C MFDP No No No USB2 0 USB2 0 3 2 TBT3 Passive No No No USB2 0 USB2 0 3 2 TBT3 Active No No USB2 0 USB2 0 USB2 0 ...

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