Dell P2721Q User Manual Download Page 62

Page: 62 / 66

│

Troubleshooting

Common
Symptoms

What you
experience

Possible Solutions

Image retention
from a static
image left on
the monitor for
a long period of
time

Faint shadow from
the static image
displayed appears
on the screen

•  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.

Summary of Contents for P2721Q

Page 1: ...Dell P2721Q Monitor User s Guide Monitor model P2721Q Regulatory model P2721Qf ...

Page 2: ...ware or loss of data if instructions are not followed WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2020 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners 2020 09 Rev A00 ...

Page 3: ...ns 13 Supported video modes 13 Preset display modes 14 Electrical specifications 14 Physical characteristics 15 Environmental characteristics 16 Power Management Modes 17 Pin assignments 18 Plug and play capability 21 Universal Serial Bus USB interface 21 SuperSpeed USB 5Gbps USB 3 2 Gen1 21 USB 2 0 21 USB 3 2 Gen1 5Gbps downstream port 22 USB 2 0 downstream port 23 LCD monitor quality and pixel p...

Page 4: ...ing your cables 30 Removing the monitor stand 31 VESA wall mounting optional 32 Operating your monitor 33 Power on the monitor 33 Using the back panel controls 33 Back panel button 35 Using the On Screen Display OSD menu 36 Accessing the menu system 36 OSD warning message 48 Setting the maximum resolution 52 Using the tilt swivel and vertical extension 53 Tilt swivel 53 Vertical extension 53 Rotat...

Page 5: ... 57 Self test 57 Built in diagnostics 59 Common problems 60 Product specific problems 63 Universal Serial Bus USB specific problems 65 Appendix 66 FCC notices U S only and other regulatory information 66 Contact Dell 66 ...

Page 6: ...t Dell technical support For more information see Contact Dell NOTE Some items may be optional and may not ship with your monitor Some features may not be available in certain countries NOTE If you are attaching a stand that you purchased from any other source follow the set up instructions that were included with the stand Display Stand riser Stand base ...

Page 7: ...rt cable DisplayPort to DisplayPort USB Type C to Type C Gen1 cable 1 8m USB Type C to Type A cable 1 8 m Quick Setup Guide Safety Environmental and Regulatory Information Velcro Strap NOTE USB Type C and USB C are registered trademarks of USB Implementers Forum ...

Page 8: ...on VESA 100 mm mounting holes for flexible mounting solutions Equipped with one Type C upstream port and four USB downstream ports Plug and play capability if supported by your system On Screen Display OSD adjustments for easy set up and screen optimization Power and OSD buttons lock Security lock slot Stand lock 0 5 W standby power when in sleep mode Optimize eye comfort with a flicker free scree...

Page 9: ...About your monitor 9 Identifying parts and controls Front view Back view 2 3 Label Description 1 LED indicator 2 Power On Off button 3 Joystick ...

Page 10: ...onitor 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 the 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 slot Use to organize cables by inserting them through the slot Side view ...

Page 11: ... Type C Connect to your computer using the USB Type C cable C to C The alternate mode with DP 1 2 support the maximum resolution of 3840 X 2160 at 60 Hz PD 20 V 3 25 A 15 V 3 A 9 V 3 A 5 V 3 A NOTE USB Type C cable C to C only support USB 2 0 USB C to A cable can suport USB 3 2 Gen1 5Gbps 7 USB 2 0 downstream port x 2 Connect your USB device NOTE To use this port you must connect the USB cable shi...

Page 12: ...rtical typical 178 horizontal typical Luminance output 350 cd m typical Contrast ratio 1 000 to 1 typical Faceplate coating AG type 3H hard coating Haze 25 Backlight White LED edgelight system Response time Gray to Gray 5 ms Fast 8 ms Normal Color depth 1 07 Billion colors Color gamut sRGB 99 Built in devices N A Connectivity 1 x HDMI port version 2 0 1 x DisplayPort version 1 2 1 x USB Type C Alt...

Page 13: ...ompatibility Easy Arrange and other key features Security Security lock slot cable lock sold separately Resolution specifications Model P2721Q Horizontal scan range 15 kHz to 135 kHz automatic Vertical scan range 24 Hz to 86 Hz automatic Maximum preset resolution 3840 x 2160 at 60 Hz Supported video modes Model P2721Q Video display capabilities HDMI DP USB Type C alternate mode 480i 480p 576i 576p...

Page 14: ...1080 67 5 60 148 5 VESA 2048 x 1280 78 9 59 9 174 3 VESA 2560 x 1440 88 8 60 241 5 VESA 3840 x 2160 67 5 30 297 VESA 3840 x 2160 135 60 594 VESA 3840 x 2160 133 3 60 533 3 Electrical specifications Model P2721Q Video input signals USB Type C DisplayPort 600 mV for each differential line 100 Ω input impedance per differential pair HDMI 2 0 600 mV for each differential line 100 Ω input impedance per...

Page 15: ...t shipped with your Dell monitor Dimensions with stand Height extended 535 2 mm 21 07 in Height compressed 385 2 mm 15 17 in Width 611 6 mm 24 08 in Depth 185 0 mm 7 28 in Dimensions without stand Height 360 7 mm 14 20 in Width 611 6 mm 24 08 in Depth 52 1 mm 2 05 in Stand dimensions Height extended 428 3 mm 16 86 in Height compressed 381 5 mm 15 02 in Width 268 0 mm 10 55 in Depth 185 0 mm 7 28 i...

Page 16: ...ee monitor excluding external cables Meets NFPA 99 leakage current requirements 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 Shipping 20 C to 60 C 4 F to 140 F Humidity Operating 10 to 80 non condensing Non operating Storage Shipping 5 to 90 non condensing Altitude Operating 5 000 m 16 404 ft maximum Non operating 12 1...

Page 17: ...ion TEC 66 7 kWh Maximum power consumption with max luminance and USB active This document 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 elec...

Page 18: ...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 19: ...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 20: ...C port Pin Signal Pin Signal A1 GND B12 GND A2 SSTXp1 B11 SSTXp1 A3 SSTXn1 B10 SSTXn1 A4 VBUS B9 VBUS A5 CC1 B8 SSU2 A6 Dp1 B7 Dn1 A7 Dn1 B6 Dp1 A8 SBU1 B5 CC2 A9 VBUS B4 VBUS A10 SSRXn2 B3 SSRXn2 A11 SSRXp2 B2 SSRXp2 A12 GND B1 GND ...

Page 21: ...desired For more information about changing the monitor settings see Operating the monitor Universal Serial Bus USB interface This section gives you information about the USB ports that are available on the monitor NOTE This monitor is SuperSpeed USB 5Gbps USB 3 2 Gen1 and High Speed USB 2 0 compatible SuperSpeed USB 5Gbps USB 3 2 Gen1 Transfer speed Data rate Maximum power supported each port Sup...

Page 22: ...22 About your monitor USB 3 2 Gen1 5Gbps downstream port Pin number Signal 1 VBUS 2 D 3 D 4 GND 5 StdA_SSRX 6 StdA_SSRX 7 GND_DRAIN 8 StdA_SSTX 9 StdA_SSTX 10 Shield ...

Page 23: ...Otherwise follow the OSD setting of USB if the setting is On During Standby then USB work normally otherwise USB is disabled If you turn off the monitor and then turn it on the attached peripherals may take a few seconds to resume normal functionality LCD monitor quality and pixel policy During the LCD Monitor manufacturing process it is not uncommon for one or more pixels to become fixed in an un...

Page 24: ...cial 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 detergent of any kind as some detergents leave a milky film on the monitor If you notice white powder when you unpack your monitor wipe it off with a cloth Handle your monitor with care...

Page 25: ...hased from any other source follow the set up instructions that were included with 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 Remove the stand riser and stand base from the packaging cushion 3 Insert the stand base blocks fully into the stand slot 4 Lift the screw handle and turn the screw clockw...

Page 26: ...ag as shown to expose the VESA area for stand assembly 7 Attached 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 b a ...

Page 27: ...Setting up the monitor 27 8 Place the monitor upright NOTE Lift the monitor carefully to prevent it from slipping or falling 9 Remove the PE bag from the monitor ...

Page 28: ...h the cable management slot before connecting them NOTE Do not connect all cables to the computer at the same time NOTE The graphics are used for the purpose of illustration only Appearance of the computer may vary To connect your monitor to the computer 1 Turn Off your computer and disconnect the power cable 2 Connect the DisplayPort HDMI or Type C cable from your monitor to the computer 3 Switch...

Page 29: ...t DisplayPort to DisplayPort cable DP DP Connecting the USB Type C cable C to C The USB Type C port on your monitor Can be used as USB Type C or DisplayPort 1 2 alternatively Supports USB Power Delivery PD with profiles up to 65 W USB Type C USB Type C ...

Page 30: ... Connecting the USB Type C cable C to A USB USB Type C Organizing your cables After attaching all necessary cables to your monitor and computer See Connecting your monitor for cable attachment organize all cables as shown above ...

Page 31: ...ollowing instructions are applicable only for attaching the stand that was shipped with your monitor If you are attaching a stand that you purchased from any other source follow the set up instructions that were included with the stand To remove the stand 1 Place the monitor on a soft cloth or cushion 2 Press and hold the stand release button 3 Lift the stand up and away from the monitor ...

Page 32: ...ve the stand See Removing the monitor 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 For more information see the documentation that shipped with the wall mounting kit NOTE For use only with UL or CSA or GS listed wall mount bracket with minimum...

Page 33: ...rating your monitor 33 Operating your monitor Power on the monitor Press the Power button to turn On the monitor Using the back panel controls Use the Joystick on the back of the monitor to adjust settings ...

Page 34: ... signals that may be connected to your monitor 2 Shortcut key Preset Modes Use this button to choose from a list of perset color modes 3 Shortcut key Brightness Contrast For direct access to the Brightness and Contrast menu 4 Menu Use the MENU button to launch the On Screen Display OSD See Accessing the menu system 5 Exit Use this button to exit the OSD main menu ...

Page 35: ...n to adjust increase ranges items in the OSD menu 2 Down Use the Down button to adjust decrease ranges items in the OSD menu 3 Left For all first level in the Menu list Left arrow will exit close the OSD menu 4 Right For all other levels except first level in the Menu list Right arrow will go to the next level 5 OK Use this OK button to confirm your selection ...

Page 36: ...ze Others 75 75 Exit 2 Press the or 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 or button once to activate the highlighted option NOTE The directional buttons and the OK button displayed may differ according to the menu you ve sele...

Page 37: ...djusts the luminance of the backlight Press the button to increase the brightness and press the button to decrease the brightness min 0 max 100 Contrast Adjusts the Brightness first and then adjust the Contrast only if further adjustment is necessary Press the button to increase the contrast and press the button to decrease the contrast min 0 max 100 The Contrast function adjusts the degree of dif...

Page 38: ...o confirm the selection HDMI Select the HDMI input when you are using the HDMI connector Press the button to confirm the selection Auto Select Turning on the function allows you to scan for available input sources Auto Select for USB C Allows you to set Auto Select for USB C to Prompt for Multiple Inputs Always show Switch to USB C Video Input message for user to choose whether to switch or not Ye...

Page 39: ...e Brightness Contrast Preset Modes Standard Reset Color Input Color Format ComfortView Movie Game Warm Cool Custom Color Standard Loads the monitor s default color settings This is the default preset mode ComfortView Decreases the level of blue light emitted from the screen to make viewing more comfortable for your eyes WARNING The possible long term effects of blue light emission from the monitor...

Page 40: ...Look away from your monitor and gaze at a distant object at 20 feet away for at least 20 seconds during the breaks 5 Perform stretches to relieve tension in the neck arm back and shoulders during the breaks Movie Loads color settings ideal for movies Game Loads color settings ideal for most gaming applications Warm Presents colors at lower color temperatures The screen appears warmer with a red ye...

Page 41: ...ers Input Source Brightness Contrast Preset Modes Reset Color Input Color Format RGB YPbPr Hue This feature can shift the color of the video image to green or purple This is used to adjust the desired flesh tone color Use or to adjust the hue from 0 to 100 NOTE Hue adjustment is available only when you select Movie or Game preset mode Saturation This feature can adjust the color saturation of the ...

Page 42: ... Contrast Sharpness 50 Aspect Ratio Wide 16 9 Reset Display Response Time Normal Aspect Ratio Adjusts the image ratio to Wide 16 9 4 3 or 5 4 Sharpness This feature can make the image look sharper or softer Use or to adjust the sharpness from 0 to 100 Response Time Allows you to set the Response Time to Normal or Fast Reset Display Resets all display settings to the factory preset values ...

Page 43: ... Menu Language Sets the OSD display to one of the eight languages English Spanish French German Brazilian Portuguese Russian Simplified Chinese or Japanese Rotation Rotates the OSD by 90 degrees counter clockwise and anticounter clockwise You can adjust the menu according to your Display Rotation Transparency Select this option to change the menu transparency by pressing the and buttons min 0 max ...

Page 44: ...Buttons Power Button Menu Power Buttons Disable Language Transparency Timer Reset Menu Menu Buttons All Menu function buttons except the Power button are locked and not accessible by the user Power Button Only the Power button is locked and not accessible by the user Menu Power Buttons Both the Menu function Power buttons are locked and not accessible by the user The default setting is Disable NOT...

Page 45: ...lay Info and set it as a shortcut key Shortcut Key 2 Shortcut Key 3 Power Button LED Allow you to set the power LED indicator on or off to save energy USB C Charging 65 W Allows you to enable or disable Always On USB C Charging function during monitor Power Off mode Note Enabling this option on the monitor allows you to charge your notebook through the USB C cable C to C even when the monitor is p...

Page 46: ...y Info DDC CI On Display Info Displays the monitor s current settings DDC CI DDC CI Display Data Channel Command Interface allows your monitor parameters brightness color balance and etc to be adjustable 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 Exit Dell 27 Monitor Color Disp...

Page 47: ...DC CI On Firmware Frimware version Service Tag Displays the service tag of your monitor This string is required when you look for phone support check your warranty status update drivers on Dell s website etc Reset Others Resets all settings under the Others menu to the factory preset values Factory Reset Restore all preset values to the factory default settings These are also the settings for ENER...

Page 48: ...ded mode is 3840 x 2160 NOTE The message may be slightly different according to the connected input signal You will see the following message before the DDC CI function is disabled The function of adjusting display setting using PC application will be disabled Do you wish to disable DDC CI function Yes No You will see the following message before the Lock function is activated Are you sure you wan...

Page 49: ...ear depending on the selected input Activate the computer and the monitor to gain access to the OSD No USB C signal from your device Press any key on the keyboard to wake up If there is no display press the monitor joystick to select correct input source NOTE The message may be slightly different according to the connected input signal If either USB C DP or HDMI input is selected and the correspon...

Page 50: ...the default level Do you want to continue Yes No A message is displayed while the cable supporting DP alternate mode is connected to the monitor under the following conditions When Auto Select for USB C is set to Prompt for Multiple Inputs When the USB C cable is connected to the monitor Switch to USB C Video Input Yes No When Factory Reset is selected the following message appears Are you sure yo...

Page 51: ... you select Yes to reset to default settings the following message will appear Dell 27 Monitor Select Yes to enable the following function s Always on USB C Charging Other USB Charging Yes No See Troubleshooting for more information ...

Page 52: ...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 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 www dell com support enter your service tag and download the latest dri...

Page 53: ... purchased from any other source follow the set up instructions that were included with the stand 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 not installed at the factory when shipped Vertical extension NOTE The stand extends vertically up to 150 mm The figure below illustrates how to extend the sta...

Page 54: ...e monitor 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 1 2 Rotate clockwise ...

Page 55: ...ter you require an updated graphics driver that is not included with this monitor To download the graphics driver go to www dell com support and see the Download section for Video Drivers for latest driver updates NOTE When in the Portrait View Mode you may experience performance degradation in graphic intensive applications 3D Gaming and etc ...

Page 56: ...lay Settings 1 Right click on the desktop and click Properties 2 Select the Settings tab and click Advanced 3 If you have an ATI graphics card select the Rotation tab and set the preferred rotation 4 If you have an NVIDIA graphics card click the NVIDIA tab in the left hand column select NVRotate and then select the preferred rotation 5 If you have an Intel graphics card select the Intel graphics t...

Page 57: ...onitor 2 Unplug the video cable from the computer 3 Turn On the monitor The floating dialog 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 one of the dialogs shown below will continuously scroll through the screen No USB C Cable The ...

Page 58: ... becomes disconnected or damaged 5 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 ...

Page 59: ... Left or Right direction for 4 secs and wait for a pop up nenu 3 Use up or down direction to select the and press to confirm A gray test pattern appers at the beginning of the diagnostic program 4 Carefully inspect the screen for abnormalities 5 Select Up or Down or Left or Right key to change the test patterns 6 Repeat steps 4 and 5 to inspect red green blue black white and text screens 7 When in...

Page 60: ...ntrast 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 No Video at HDMI DisplayPort USB C port When connected to some dongle docking device at the port there is no video when unpluging pluging the Thunderbolt cable from the noteb...

Page 61: ...e connector Restart the computer in the safe mode Safety Related Issues Visible signs of smoke or sparks Do not perform any troubleshooting steps Contact Dell immediately Intermittent Problems Monitor malfunctions on off 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 chec...

Page 62: ...image left on the monitor for a long period of time Faint shadow from the static image displayed appears on the screen 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 ...

Page 63: ...ight 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 properly Re plug the signal cable if necessary Reset the computer or video player The picture does not fill the entire screen The picture cannot fill the height or width of the screen Due to different video fo...

Page 64: ...is not damaged Intermittent charging when using USB C connection to computer laptop and so on Intermittent charging Check if the maximum power consumption of device is over 65 W Ensure that you use only Dell approved adapter or the adapter that comes with the product Ensure that the USB C cable is not damaged No image when using DP connection to the PC Black screen Verify which DP standard DP 1 1a...

Page 65: ...or not working at all Check that your computer is USB 3 2 Gen1 5Gbps capable Some computers have USB 3 2 Gen1 5Gbps 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 USB peripherals stop working when a USB 3 2 Gen1 5Gbps device is plugged in Wireless USB pe...

Page 66: ...latory 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 ser...

Search results

Summary of Contents for P2721Q

Reviews:

Related manuals for P2721Q

Brands by name

Popular brands

Dell P2721Q, User Manual

Search results

Summary of Contents for P2721Q

Reviews:

Related manuals for P2721Q

Brands by name

Popular brands