Dell E2420H Users Guide

Dell E2420H Manual

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  • Dell E2420H | Users Guide - Page 1
    Dell E1920H/E2020H/E2220H/ E2420H/E2420HS/E2720H/E2720HS User's Guide Monitor model: E1920H/E2020H/E2220H/E2420H/E2420HS/E2720H/E2720HS Regulatory model: E1920Hf, E2020Hb,E2220Hf, E2220Ho, E2420Hf, E2420Ho, E2420HSf, E2720Hb, E2720HSb
  • Dell E2420H | Users Guide - Page 2
    A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property or death. Copyright © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are of Dell Inc. or its subsidiaries.
  • Dell E2420H | Users Guide - Page 3
    quality and pixel policy 28 Maintenance guidelines 28 Setting up the monitor 29 Connecting the stand 29 Connecting your monitor 34 Organizing cables 35 Removing the stand 35 Operating your monitor 41 Turning on the monitor 41 Using the front panel controls 41 Using the On-Screen Display
  • Dell E2420H | Users Guide - Page 4
    Troubleshooting 70 Self-test 70 Built-in diagnostics 72 Common problems 73 Product-specific problems 75 Appendix 76 FCC Notices (U.S. Only) and Other Regulatory Information 76 Contact Dell 76 Pin assignments 77 4 │ Contents
  • Dell E2420H | Users Guide - Page 5
    the documentation comes with the Stand for instruction. Component image Component description Monitor a b c a b c Stand riser: a. E1920H/E2020H b. E2220H/E2420H/E2720H c. E2420HS/E2720HS Stand base: a. E1920H/E2020H/E2220H/E2420H b. E2720H c. E2420HS/E2720HS VESA™ Screw Cover Power cable
  • Dell E2420H | Users Guide - Page 6
    E2420H and E2720H) HDMI cable (E2420HS and E2720HS) • Quick Setup Guide • Safety, Environmental, and Regulatory Information Product features The Dell E1920H/E2020H/E2220H/E2420H/E2420HS/E2720H/E2720HS flat panel monitor x 1080 resolution, with full-screen support for lower resolutions. • E1920H:
  • Dell E2420H | Users Guide - Page 7
    supported by your computer. • On-Screen Display (OSD) adjustments for easy setup and screen optimization. • 0.3 W standby power when in the sleep mode. • Optimize eye comfort with a flicker-free screen. • Possible long-term effects if blue light emission from the monitor /E2220H/E2420H/E2720H Label
  • Dell E2420H | Users Guide - Page 8
    information 4 Cable-management slot 5 Stand release button 5 4 With monitor stand Use To secure the monitor using a security lock (purchased separately). See this label if you need to contact Dell for technical support. The Service Tag is a enables Dell service technicians to identify the hardware
  • Dell E2420H | Users Guide - Page 9
    view E2420HS/E2720HS Label Description 1 Function buttons 2 Power On/Off button (with LED indicator) Back view 12 Use To access the OSD menu and change the settings if required. (For more information, see Using the front panel controls) To turn the monitor On or Off. 12 3 Without monitor stand
  • Dell E2420H | Users Guide - Page 10
    3 Regulatory information 4 Cable-management slot 5 Stand thumbscrew Use To secure the monitor using a security lock (purchased separately). See this label if you need to contact Dell for technical support. The Service Tag is a enables Dell service technicians to identify the hardware components in
  • Dell E2420H | Users Guide - Page 11
    cable. For connection to your computer using VGA cable. 4 1 E2420HS/E2720HS Label Description 1 Power port 2 HDMI port 3 VGA port 4 Speakers 23 4 Use To connect the monitor power cable. For connection to your computer using HDMI cable. For connection to your computer using VGA cable. To
  • Dell E2420H | Users Guide - Page 12
    coating Backlight Response time Normal mode Fast mode Color depth Color gamut Dell display manager compatibility Connectivity Bezel width (edge of monitor to active area) Security Tilt angle Height adjustable stand Built-in Speakers (2 x 1 W sound output) E1920H Active matrix-TFT LCD TN E2020H
  • Dell E2420H | Users Guide - Page 13
    gamut 72% (CIE1931)/83%(CIE1976) 72% (CIE1931)/83%(CIE1976) Dell display manager compatibility Connectivity Bezel width (edge of Yes 1 x DP1.2, 1 x VGA 17.8 mm (Top) Yes E2420H: 1 x DP1.2, 1 x VGA E2420HS: 1 x HDMI1.4, 1 x VGA 11.8 mm (Top) monitor to active area) 17.8 mm (Left/Right) 11.8 mm
  • Dell E2420H | Users Guide - Page 14
    depth 8 ms 5 ms 16.7 million colors Color gamut 72% (CIE1931)/83%(CIE1976) Dell display manager compatibility Connectivity Bezel width (edge of Yes E2720H: 1 x DP1.2, 1 x VGA E2720HS: 1 x HDMI1.4, 1 x VGA 11.8 mm (Top) monitor to active area) 11.8 mm (Left/Right) Security Tilt angle 18.2 mm
  • Dell E2420H | Users Guide - Page 15
    VESA, 640 x 480 37.5 75.0 31.5 -/- 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, 1280 x1024 80.0 75.0 135.0 +/+ VESA, 1366 x 768 47.71 59.79 85.5 +/+ About your monitor
  • Dell E2420H | Users Guide - Page 16
    1024 x 768 48.4 60.0 65.0 -/- VESA, 1024 x 768 60.0 75.0 78.8 +/+ VESA, 1280 x1024 64.0 60.0 108.0 +/+ VESA, 1280 x1024 80.0 75.0 135.0 +/+ VESA, 1152 x 864 67.5 75.0 108.0 +/+ VESA, 1600 x 900 60.0 60.0 108.0 +/+ E2220H/E2420H/E2420HS/E2720H/E2720HS Display Mode Horizontal
  • Dell E2420H | Users Guide - Page 17
    (Composite SYNC on green) 100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 0.7 A 30 A (120 V AC Input) 60 A (240 V AC Input) About your monitor │ 17
  • Dell E2420H | Users Guide - Page 18
    signals Synchronization input signals AC input voltage/ frequency/current Inrush current E2420HS • Analog RGB: 0.7 V ± 5 %, 75 Ω input impedance • HDMI 1.4 (HDCP 1.2), 600 mV for each differential line, 100 Ω Hz ± 3 Hz / 0.8 A 30 A (120 V AC Input) 60 A (240 V AC Input) 18 │ About your monitor
  • Dell E2420H | Users Guide - Page 19
    frequency/current Inrush current E2720HS • Analog RGB: 0.7 V ± 5 %, 75 Ω input impedance • HDMI 1.4 (HDCP 1.2), 600 mV for each differential line, 100 Ω input impedance per differential pair Separate Hz or 60 Hz ± 3 Hz / 1.0 A 30 A (120 V AC Input) 60 A (240 V AC Input) About your monitor │ 19
  • Dell E2420H | Users Guide - Page 20
    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): E1920H E2020H E2220H Height 359.60 mm (14.16 in.) 368.96 mm (Maximum) 397
  • Dell E2420H | Users Guide - Page 21
    not guarantee video performance on cables that are not shipped with your Dell monitor. Dimensions (with stand): E2420H E2720H Height 419.70 mm (16.52 in.) 458.10 mm (18.03 in.) Width 550.60 mm (21.68 in.) 621.50 mm (24.46 in.) Depth 171.00 mm (6.73 in.) 175.00 mm (6.88
  • Dell E2420H | Users Guide - Page 22
    not guarantee video performance on cables that are not shipped with your Dell monitor. Dimensions (with stand): E2420HS E2720HS Height 489.10 mm (19.26 in.) 508.30 mm (20.01 in.) Width 550.60 mm (21.68 in.) 621.50 mm (24.46 in.) Depth 187.00 mm (7.36 in.) 187.00 mm (7.36
  • Dell E2420H | Users Guide - Page 23
    : Operating (maximum) Non-operating (maximum) E1920H/E2020H/E2220H/E2420H/E2420HS/E2720H/E2720HS 0 °C to 40 °C (32 °F to 37.53 BTU/hour (typical) E2220H E2420H 61.42 BTU/hour (maximum) 75.06 BTU/hour ( hour (typical) 51.18 BTU/hour (typical) E2420HS E2720H 81.89 BTU/hour (maximum) 88.70
  • Dell E2420H | Users Guide - Page 24
    from the keyboard, mouse, or other input devices, the monitor automatically resumes functioning. The following table shows the power consumption Power Consumption PON 7.85 W Total Energy Consumption(TEC) 24.81 kWh E2020H VESA Modes Horizontal sync Vertical sync Video Power Power indicator
  • Dell E2420H | Users Guide - Page 25
    34 W Total Energy Consumption(TEC) 38.52 kWh E2420HS VESA Modes Horizontal sync Vertical sync Video Power Power indicator consumption Normal operation Active Active Active White 24 W (maximum)** 17 W (typical) Active-off ) 41.50 kWh About your monitor │ 25
  • Dell E2420H | Users Guide - Page 26
    E2720HS VESA Modes Horizontal sync Vertical sync Video Power Power indicator consumption Normal operation . No warranty as to accuracy or completeness is expressed or implied. NOTE: This monitor is ENERGY STAR certified. This product qualifies for ENERGY STAR in the factory default settings
  • Dell E2420H | Users Guide - Page 27
    , one of the following messages will be displayed: E1920H E2020H E2220H E2420H E2720H Dell XX Monitor ? No DP Cable The display will go into Standby mode in 4 minutes. www.dell.com/EXX20H EXX20H E2420HS E2720HS Dell 2X Monitor ? No HDMI Cable The display will go into Standby mode in 4 minutes
  • Dell E2420H | Users Guide - Page 28
    on Dell Monitor Quality and Pixel Policy, see Dell Support site at www.dell.com/support/monitors. Maintenance guidelines Cleaning your monitor WARNING: Before cleaning the monitor, unplug the monitor power cable from the electrical outlet. CAUTION: Read and follow the Safety Instructions before
  • Dell E2420H | Users Guide - Page 29
    it clicks into place. 2. Attach the stand assembly to the monitor. a. Place the monitor on a soft cloth or cushion near the edge of desk. b. Align the stand assembly bracket to the monitor groove. c. Insert the bracket towards monitor until it locks in place. d. Attach VESA cover. Setting up the
  • Dell E2420H | Users Guide - Page 30
    clicks into place. 2. Attach the stand assembly to the monitor. a. Place the monitor on a soft cloth or cushion near the edge of desk. b. Align the stand assembly bracket to the monitor groove. c. Insert the bracket towards monitor until it locks in place. d. Attach VESA cover. 30 │ Setting up the
  • Dell E2420H | Users Guide - Page 31
    . NOTE: The following procedure is applicable for the stand that shipped with your monitor. To attach the monitor stand: E2420H 1. Assemble the stand riser to stand base. a. Place the monitor stand base on a stable table top. b. Slide the monitor stand body in the correct direction down onto the
  • Dell E2420H | Users Guide - Page 32
    's securely fastened. 2. Attach the stand assembly to the monitor. a. Place the monitor on a soft cloth or cushion near the edge of desk. b. Align the stand assembly bracket to the monitor groove. c. Insert the bracket towards monitor until it locks in place. d. Attach VESA cover. 32 │ Setting up
  • Dell E2420H | Users Guide - Page 33
    the monitor stand: E2420HS/E2720HS 1. Assemble the stand riser to stand base. a. Place the monitor stand base on a stable table top. b. Slide the monitor stand body in the correct direction down onto the stand base. c. Tighten thumbscrew clockwise till it's securely fastened. 2. Attach the VESA
  • Dell E2420H | Users Guide - Page 34
    when using non-Dell cables. To connect your monitor to the computer: 1. Turn off your computer and disconnect the power cable. 2. Connect DP or HDMI or VGA cable from your monitor to the computer. Connecting DP/VGA cable E1920H/E2020H/E2220H/E2420H/E2720H Connecting HDMI/VGA cable E2420HS/E2720HS 34
  • Dell E2420H | Users Guide - Page 35
    a soft and clean surface. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To remove the stand: E1920H/E2020H 1. a. Place the monitor on a soft cloth along the desk. b. Remove VESA cover to access the release button. 2. a. Use a long and thin screwdriver to
  • Dell E2420H | Users Guide - Page 36
    on a soft and clean surface. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To remove the stand: E2220H 1. a. Place the monitor on a soft cloth along the desk. b. Remove VESA cover to access the release button. 2. a. Use a long and thin screwdriver to push
  • Dell E2420H | Users Guide - Page 37
    on a soft and clean surface. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To remove the stand: E2420H 1. a. Place the monitor on a soft cloth along the desk. b. Remove VESA cover to access the release button. 2. a. Use a long and thin screwdriver to push
  • Dell E2420H | Users Guide - Page 38
    on a soft and clean surface. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To remove the stand: E2720H 1. a. Place the monitor on a soft cloth along the desk. b. Remove VESA cover to access the release button. 2. a. Use a long and thin screwdriver to push
  • Dell E2420H | Users Guide - Page 39
    To prevent scratches on the screen when removing the stand, ensure that the monitor is placed on a soft and clean surface. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To remove the stand: E2420HS/E2720HS 1. a. Place the monitor on a soft cloth along the
  • Dell E2420H | Users Guide - Page 40
    instructions that come with the VESAcompatible base mounting kit. 1. Place the monitor panel on a soft cloth or cushion on a stable flat table. 2. Remove the stand. 3. Use a screwdriver to remove E2220H, 13.00 kg (28.66 lb) for E2420H, 13.20 kg (29.10 lb) for E2420HS, 18.00 kg (39.68 lb) for E2720H,
  • Dell E2420H | Users Guide - Page 41
    /E2720H Using the front panel controls Use the control buttons at the bottom edge of the monitor to adjust the image being displayed. E1920H/E2020H/E2220H/E2420H/E2720H 12345 The following table describes the control buttons: Control Buttons 1 Preset modes Description Use this button to choose
  • Dell E2420H | Users Guide - Page 42
    /E2720HS Using the front panel controls: Use the control buttons at the bottom edge of the monitor to adjust the image being displayed. E2420HS/E2720HS 12345 The following table describes the control buttons: Control Buttons Description 1 Preset modes Use this button to choose from a list
  • Dell E2420H | Users Guide - Page 43
    menu. To turn the monitor on or off. Solid white light indicates the monitor is turned on and functioning normally. Blinking white light indicates the monitor is in standby mode. controls Use the buttons on the bottom edge of the monitor to adjust the image settings. 1234 Control Buttons 1 Up
  • Dell E2420H | Users Guide - Page 44
    the button to display the OSD main menu. E1920H Dell XX Monitor E2020H Brightness / Contrast E2220H Auto Adjust 75% E2420H Input Source 75% E2720H Color Display Menu Personalize Others E2420HS E2720HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display 75
  • Dell E2420H | Users Guide - Page 45
    Use this option to control the brightness or contrast settings. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others 75% 75% E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize
  • Dell E2420H | Users Guide - Page 46
    Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Press to adjust the screen automatically E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Press to adjust the screen automatically The following
  • Dell E2420H | Users Guide - Page 47
    Source Auto Select On Color Reset Input Source Display Menu Personalize Others E2X20HS: one VGA and one HDMI input Dell 2X Monitor Brightness / Contrast VGA Auto Adjust HDMI Input Source Auto Select On Color Display Reset Input Source Audio Menu Personalize Others VGA Push to
  • Dell E2420H | Users Guide - Page 48
    / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Preset Modes Input Color Format Reset Color Standard RGB E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Preset Modes Input Color Format Reset Color
  • Dell E2420H | Users Guide - Page 49
    cooler with a blue tint. • Custom Color: Allows you to manually adjust the color settings. Press the and buttons to adjust the three colors (R, G, B) values and create your own preset color mode. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize
  • Dell E2420H | Users Guide - Page 50
    video input mode to: • RGB: Select this option if your monitor is connected to a computer or DVD player using the DP or HDMI cable. • YPbPr: Select this option if your DVD player supports only YPbPr output. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu
  • Dell E2420H | Users Guide - Page 51
    to adjust image. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Aspect Ratio Horizontal Position Vertical Position Sharpness Pixel Clock Phase Reset Display Wide 16:9 50 E2420H/E2720H Dell X2XX MMoonniittoorr Brightness / Contrast
  • Dell E2420H | Users Guide - Page 52
    Icon Menu and Submenus Description E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Clock The Pixel Clock feature enables you to adjust image quality on your (VGA input only) monitor to your preference. Use or buttons to adjust for best image quality. Phase If satisfactory
  • Dell E2420H | Users Guide - Page 53
    Icon Menu and Submenus Audio E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Description Volume enable or disable Speaker function. Reset Audio Select this option to restore default audio settings. Operating your monitor │ 53
  • Dell E2420H | Users Guide - Page 54
    of the OSD, such as the languages of the OSD, the amount of time, the menu remains on screen and so on. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Language Transparency Timer Lock Reset Menu English 20 20 s Disable E2X20HS
  • Dell E2420H | Users Guide - Page 55
    restore default menu settings. Personalize Selecting this option allows you to set two shortcut keys and power LED indicator function. EXX20H Dell XX Monitor Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Shortcut Key 1 Shortcut Key 2 Power Button LED Reset
  • Dell E2420H | Users Guide - Page 56
    Auto Adjust Input Source Color Display Menu Personalize Others Display Info DDC/CI LCD Conditioning Service Tag Reset Others Factory Reset On Off ABCDEFG ENERGY STAR® E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Display Info
  • Dell E2420H | Users Guide - Page 57
    Source Color Display Menu Personalize Others Display Info DDC/CI LCD Conditioning Service Tag Reset Others Factory Reset Model: Dell EXX20H Input Source: VGA Current: 1920x1080, 60Hz E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others
  • Dell E2420H | Users Guide - Page 58
    / Contrast Display Info Auto Adjust DDC/CI Input Source LCD Conditioning On Color Service Tag Off Display Reset Others Menu Factory Reset Personalize Others E2X20HS Dell 2X Monitor Brightness / Contrast Display Info Auto Adjust DDC/CI Input Source LCD Conditioning On
  • Dell E2420H | Users Guide - Page 59
    Auto Adjust Input Source Color Display Menu Personalize Others Display Info DDC/CI LCD Conditioning Service Tag Reset Others Factory Reset On Off ABCDEFG ENERGY STAR® E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Display Info
  • Dell E2420H | Users Guide - Page 60
    Brightness / Contrast Auto Adjust Input Source Color Display Menu Personalize Others Display Info DDC/CI LCD Conditioning Service Tag Reset Others Factory Reset E2X20HS Dell 2X Monitor Brightness / Contrast Auto Adjust Input Source Color Display Audio Menu Personalize Others Display Info DDC/CI
  • Dell E2420H | Users Guide - Page 61
    Warning Message box below shall apply to Brightness functions for the first time when user adjust the Brightness level above the default level. EXX20H Dell XX Monitor Adjusting to this value will increase power consumption above the default level. Do you want to continue? Yes No EXX20H E2X20HS
  • Dell E2420H | Users Guide - Page 62
    E2020H E2220H E2420H E2720H Dell XX Monitor ? No DP Cable The display will go into Power Save Mode in 4 minutes. www.dell.com/EXX20H EXX20H E2420HS E2720HS Dell 2X Monitor ? No HDMI Cable The display will go into Power Save Mode in 4 minutes. www.dell.com/E2X20HS See Troubleshooting for more
  • Dell E2420H | Users Guide - Page 63
    . Use one of the following methods to update the graphics driver: Dell computer 1. Go to www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. 2. After installing the drivers for your graphics adapter, attempt to set the resolution to 1366 x 768 again
  • Dell E2420H | Users Guide - Page 64
    6. After installing the drivers for your graphics adapter, attempt to set the resolution to 1366 x 768 again. NOTE: If you are unable to set the recommended resolution, please contact the manufacturer of your computer or consider purchasing a graphics adapter that supports the video resolution. 64
  • Dell E2420H | Users Guide - Page 65
    . Use one of the following methods to update the graphics driver: Dell computer 1. Go to www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. 2. After installing the drivers for your graphics adapter, attempt to set the resolution to 1600 x 900 again
  • Dell E2420H | Users Guide - Page 66
    6. After installing the drivers for your graphics adapter, attempt to set the resolution to 1600 x 900 again. NOTE: If you are unable to set the recommended resolution, please contact the manufacturer of your computer or consider purchasing a graphics adapter that supports the video resolution. 66
  • Dell E2420H | Users Guide - Page 67
    Setting up your monitor E2220H/E2420H/E2420HS/E2720H/E2720HS Setting display resolution to 1920 x update the graphics driver: Dell computer 1. Go to www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. 2. After installing the drivers for your graphics
  • Dell E2420H | Users Guide - Page 68
    6. After installing the drivers for your graphics adapter, attempt to set the resolution to 1920 x 1080 again. NOTE: If you are unable to set the recommended resolution, please contact the manufacturer of your computer or consider purchasing a graphics adapter that supports the video resolution. 68
  • Dell E2420H | Users Guide - Page 69
    Using tilt You can tilt the monitor for the most comfortable viewing angle. NOTE: The stand is not attached when the monitor is shipped from the factory. H model 5° 21° HS model 5° 21° Using height adjustment You can adjust the monitor height for the most comfortable viewing angle. HS model
  • Dell E2420H | Users Guide - Page 70
    Troubleshooting WARNING: 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 if your monitor is functioning properly. If your monitor and computer are properly connected but the monitor
  • Dell E2420H | Users Guide - Page 71
    ? No DP Cable The display will go into Standby mode in 4 minutes. E2420HS www.dell.com/E2420H Dell 24 Monitor ? No HDMI Cable The display will go into Standby mode in 4 minutes. E2420H E2720H www.dell.com/E2420HS Dell 27 Monitor ? No DP Cable The display will go into Standby mode in 4 minutes
  • Dell E2420H | Users Guide - Page 72
    -in diagnostic tool that helps you determine if any screen abnormality you experience is an inherent problem with your monitor, or with your computer and video card. 4321 Label 1 2 3 4 Description Button and text screens. 7. Press button 4 to end the diagnostic program. 72 │ Troubleshooting
  • Dell E2420H | Users Guide - Page 73
    on pixels Brightness problems Geometric distortion Horizontal/Vertical lines • Ensure that the video cable connecting the monitor and the technology. • For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/support/monitors. • Cycle power On-off. •
  • Dell E2420H | Users Guide - Page 74
    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 safe mode. • Do not perform any troubleshooting step. • Contact Dell immediately. Intermittent problems
  • Dell E2420H | Users Guide - Page 75
    properly. Disconnect and reconnect the video cable if necessary. • Reset the computer or video player. • Due to different video formats (aspect ratio) of DVDs, the monitor may display in full screen. • Run the built-in diagnostics. Troubleshooting │ 75
  • Dell E2420H | Users Guide - Page 76
    mechanical hazards. For information on safety instructions, see the Product Information Guide. FCC Notices (U.S. Only) and Other Monitor support content: 1. Visit www.dell.com/support/monitors. 2. To contact Dell for sales, technical support, or customer service issues: 1. Visit www.dell.com/support
  • Dell E2420H | Users Guide - Page 77
    Pin assignments D-Sub 15-pin connector Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Signal Assignment Video-Red Video-Green Video-Blue GND Self-test GND-R GND-G GND-B DDC +5 V GND-sync GND DDC data H-sync V-sync DDC clock Appendix │ 77
  • Dell E2420H | Users Guide - Page 78
    Pin assignments DP 20-pin connector Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Signal Assignment ML_LANE3_N GND ML_LANE3_P ML_LANE2_N GND ML_LANE2_P ML_LANE1_N GND ML_LANE1_P ML_LANE0_N GND ML_LANE0_P GND GND AUX _CH_P GND AUX _CH_N HPD RETURN DP_PWR 78 │ Appendix
  • Dell E2420H | Users Guide - Page 79
    Pin assignments HDMI 19-pin connector Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Signal Assignment TMDS DATA 2+ TMDS DATA 2 SHIELD TMDS DATA 2TMDS
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Dell E1920H/E2020H/E2220H/
E2420H/E2420HS/E2720H/E2720HS
User’s Guide
Monitor model: E1920H/E2020H/E2220H/E2420H/E2420HS/E2720H/E2720HS
Regulatory model: E1920Hf, E2020Hb,E2220Hf, E2220Ho, E2420Hf, E2420Ho, E2420HSf, E2720Hb, E2720HSb