Dell D2020H User’s Guide Monitor Model: D2020H Regulatory model: D2020Hf
Notes, Cautions and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other tradmarks are trademarks of Dell Inc. or its subsidiaries.
Contents About your monitor . . . . . . . . . . . . . . . . . . . . . . . . . 5 Package contents . . . . . . . . . . . . . . . . . . . . . 5 Product features . . . . . . . . . . . . . . . . . . . . . . 6 Identifying features and controls . . . . . . . . . . . . . 7 Monitor specifications . . . . . . . . . . . . . . . . . . . 10 Plug and play capability . . . . . . . . . . . . . . . . . . 16 LCD monitor quality and pixel policy . . . . . . . . . . . 16 Maintenance guidelines . . . . . . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Built-in diagnostics . . . . . . . . . . . . . . . . . . . . 40 Common problems . . . . . . . . . . . . . . . . . . . . 41 Product-specific problems . . . . . . . . . . . . . . . . 43 Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 FCC notices (U.S. Only) and other regulatory information . . . . . . . . . . . . . . . 44 Contacting Dell . . .
About your monitor Package contents Your monitor ships with the components indicated in the table. Ensure that you have received all the components and see Contacting Dell if anything is missing. NOTE: Some components may be optional and may not ship with your monitor. Some features may not be available in certain countries. NOTE: To set up with any other stand, see the documentation that shipped with the stand.
HDMI cable Quick Setup Guide Safety and Regulatory Information Product features The Dell D2020H flat panel display has an active matrix,Thin-Film Transistor (TFT), Liquid Crystal Display (LCD), anti-static,and LED backlight. The monitor features include: 49.53 cm (19.5 in.) diagonal viewable area display(measured diagonally). 1600 x 900 resolution, with full-screen support for lower resolutions. HDMI connectivity makes it simple and easy to connect with legacy and new systems.
Identifying features and controls Front view 1 Label Description 2 Use 1 Function buttons To access the OSD menu and change the settings if required. (For more information, see Using the front panel controls) 2 Power On/Off button (with LED indicator) To turn the monitor On or Off.
Back view 1 2 3 4 Without monitor stand Label Description Use 1 Security-lock slot To secure the monitor using a lock (purchased separately). 2 Regulatory label, barcode, serial number, and Service Tag label List the regulatory approvals. See this label if you need to contact Dell for technical support. The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information.
Bottom view, without monitor stand 1 Label Description 2 3 Use 1 Power port To connect the monitor power cable. 2 HDMI port For connection to your computer using HDMI cable. 3 VGA port For connection to your computer using VGA cable.
Monitor specifications Model D2020H Screen type Active matrix-TFT LCD Panel type TN Viewable area Diagonal 495.3 mm (19.5 in. ) Active area: Horizontal Vertical Area 432 mm (17 in. ) 239.76 mm(9.44 in. ) 1035.76 cm2 (160.54 in.2) Pixel pitch 0.27 x 0.
Resolution specifications Model D2020H Horizontal scan range 30 kHz to 80 kHz (automatic) Vertical scan range 56 Hz to 76 Hz (automatic) Maximum preset resolution 1600 x 900 at 60 Hz Preset display modes Display Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Pixel Clock (MHz) Sync Polarity (Horizontal / Vertical) VESA, 720 x 400 31.5 70.1 28.3 -/+ VESA, 640 x 480 31.5 60.0 25.2 -/- VESA, 640 x 480 37.5 75.0 31.5 -/- VESA, 800 x 600 37.9 60.3 40.
Electrical specifications Model D2020H Analog RGB: 0.7 V ± 5 %, 75 ohm input impedance Video input signals HDMI 1.4 (HDCP 1.4), 600 mV for each differential line, 100 ohm input impedance per differential pair Synchronization input signals Separate horizontal and vertical synchronizations, polarity-free TTL level, SOG (Composite SYNC on green) AC input voltage/ frequency/current 100 VAC to 240 VAC/50 Hz or 60 Hz ± 3 Hz/1.
Stand dimensions: Height 139.7 mm (5.5 in.) Width Depth 181.1 mm (7.13 in.) 167.3 mm (6.59 in.) Weight: With packaging 3.33 kg (7.34 lb) With stand assembly and cables 2.88 kg (6.35 lb) Without stand assembly and cables 2.22 kg (4.89 lb) Weight of stand assembly 0.28 kg (0.
Power management modes If you have VESA's DPM compliance graphic cards or software installed on your computer, 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 the 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.
The OSD functions only in the normal operation mode. When any button is pressed in the Active-off mode, one of the following messages will be displayed: Dell 20 Monitor ? No HDMI Cable The display will go into Power Save Mode in 4 minutes. www.dell.com/D2020H D2020H Activate the computer and the monitor to gain access to the OSD.
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 your monitor.
Setting up the monitor Connecting the stand NOTE: The stand is not attached when the monitor is shipped from the factory. NOTE: The following procedure is applicable for the stand that shipped with your monitor. To attach the monitor stand: 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 until it clicks into place. 2. Attach the stand assembly to the monitor: a.
Connecting your monitor WARNING: 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. It is recommended to route the cables through the cable-management slot before you connect them to the monitor. To connect your monitor to the computer: 1. Turn off your computer and disconnect the power cable. 2. Connect VGA or HDMI cable from your monitor to the computer.
Removing the stand NOTE: 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: 1. Place the monitor on a soft cloth along the desk. 2. Tilt the stand downwards to access the release button.
3. Using a long screwdriver press the release button. 4. Keeping the release button pressed, pull the stand out.
Operating your monitor Turning on the monitor Press the button to turn on the monitor. Using the front panel controls Use the control buttons at the bottom edge of the monitor to adjust the image being displayed. 1 2 3 4 5 The following table describes the control buttons: Control Buttons 1 Description Use this button to choose from a list of preset modes.
2 For direct access to the Brightness and Contrast menu. Brightness/Contrast 3 Menu To launch the On-Screen Display (OSD) menu, or to access the list of items / options of a menu item. For more information, see Accessing the OSD menu. To exit or return to the OSD main menu. 4 Exit To turn the monitor on or off. 5 Solid white light indicates the monitor is turned on Power button and functioning normally. Blinking white light indicates (with power-status light) the monitor is in power save mode.
Using the On-Screen Display (OSD) menu Accessing the OSD menu NOTE: Any changes you make are automatically saved when you move to another menu, exit the OSD menu, or wait for the OSD menu to close automatically. 1. Press the button to display the OSD main menu. Main menu for HDMI input Dell 20 Monitor Brightness / Contrast Auto Adjust 75% Input Source 75% Color Display Menu Personalize Others 2. Press the and buttons to move between the setting options.
Icon Menu and Submenus Brightness/ Contrast Description Use this option to control the brightness or contrast settings. Dell 20 Monitor Brightness / Contrast Auto Adjust 75% Input Source 75% Color Display Menu Personalize Others Brightness Brightness adjusts the luminance of the backlight. Press the button to increase the brightness and press the button to decrease the brightness (min. 0; max. 100). NOTE: Manual adjustment of brightness is disabled when dynamic contrast is switched on.
Auto Adjust Use this option to activate automatic setup and adjust menu. Dell 20 Monitor Brightness / Contrast Auto Adjust Press to adjust the screen automatically Input Source Color Display Menu Personalize Others The following dialog appears on a black screen as the monitor self-adjusts to the current input: Auto Adjustment in Progress... Auto Adjust allows the monitor to self-adjust to the incoming video signal.
Input Source Use the input source menu to switch between the different video signals that may be connected to your monitor. Dell 20 Monitor Brightness / Contrast VGA Auto Adjust HDMI Input Source Auto Select Color Reset Input Source On Display Menu Personalize Others VGA Push to select the VGA input source when using VGA connector. HDMI Push to select the HDMI input source when using HDMI connector. Auto Select Select Auto Select to scan for available input signals.
Preset Modes When you select Preset Modes, you can choose Standard, Warm, Cool, Custom Color from the list. Standard: Load the monitor's default color settings. This is the default preset mode. NOTE: To reduce the risk of eye strain and neck/arm/back/ shoulders pain from using the monitor for long periods of time, we suggest that you: Set the screen about 20~28 in. (50~70 cm) from your eyes. Blink frequently to moisten or lubricate your eyes. Take regular 20-minute breaks every two hours.
Input Color Format Allow 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. YPbPr: Select this option if your DVD player supports only YPbPr output. Dell 20 Monitor Brightness / Contrast Preset Modes Auto Adjust Input Color Format RGB Input Source Reset Color YPbPr Color Display Menu Personalize Others Reset Color 28 | Reset your monitor color settings to the factory settings.
Display Use the display to adjust image. Dell 20 Monitor Brightness / Contrast Aspect Ratio Auto Adjust Horizontal Position Input Source Vertical Position Sharpness Color Wide 16:9 50 Pixel Clock Display Phase Menu Reset Display Personalize Others Aspect Ratio Adjust the image ratio to Wide 16:9, 4:3 or 5:4. Horizontal Position Use or to move image left and right. (VGA input only) Minimum is '0' (-). Maximum is '100' (+). Vertical Position Use the or to move image up and down.
Phase If satisfactory results are not obtained using the Phase (VGA input only) adjustment, use the Pixel Clock (coarse) adjustment and then use Phase (fine), again. Reset Display Select this option to restore default display settings. Menu Select this option to adjust the settings of the OSD, such as the languages of the OSD, the amount of time, the menu remains on screen and so on.
Personalize Allow you to choose a feature from Shortcut key 1, Shortcut key 2, Power Button LED or Reset Personalization, Preset Modes or Brightness/Contrast and set it as a shortcut key.
Display Info Press to display the information about the display. Dell 20 Monitor Brightness / Contrast Display Info Model: Dell D2020H Auto Adjust DDC/CI Input Source: HDMI LCD Conditioning Current: 1600x900, 60Hz Input Source Color Service Tag Reset Others Display Factory Reset Menu Personalize Others DDC/CI DDC/CI (Display Data Channel/Command Interface) allows you to adjust the monitor settings using software on your computer. Select Off to turn off this feature.
LCD Conditioning Help reduce minor cases of image retention. Depending on the degree of image retention, the program may take some time to run. To start LCD Conditioning, select On. Dell 20 Monitor Brightness / Contrast Auto Adjust Input Source Color Display Info DDC/CI LCD Conditioning On Service Tag Reset Others Display Factory Reset Menu Personalize Others Service Tag Display the Service Tag number of the monitor.
NOTE: Your monitor has a built-in feature to automatically calibrate the brightness to compensate for LED aging. Before the DDC/CI function is disabled, the following message is displayed. Dell 20 Monitor The function of adjusting display setting using PC application will be disabled. Do you wish to disable DDC/CI function? Yes No D2020H When the monitor enters Power Save Mode, the following message appears. Dell 20 Monitor Entering Power Save Mode.
Setting up your monitor Setting display resolution to 1600 x 900 For best performance, set the display resolution to 1600 x 900 pixels by performing the following steps: In Windows 7: 1. Right-click on the desktop and click Screen Resolution. 2. Click the drop-down menu of the Screen Resolution and select 1600 x 900. 3. Click OK. In Windows 8 or Windows 8.1: 1. Select the Desktop tile to switch to classic desktop. 2. Right-click on the desktop and click Screen Resolution. 3.
Non-Dell computer In Windows 7: 1. Right-click on the desktop and click Personalization. 2. Click Change Display Settings. 3. Click Advanced Settings. 4. Identify your graphics controller supplier from the description at the top of the window (e.g. NVIDIA, AMD, Intel etc.). 5. Refer to the graphic card provider website for updated driver (for example, www.AMD.com or www.NVIDIA.com). 6. After installing the drivers for your graphics adapter, attempt to set the resolution to 1600 x 900 again.
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.
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 screen remains dark, run the monitor self-test by performing the following steps: 1. Turn on both your computer and the monitor. 2. Disconnect all video cables from the monitor.
Dell 20 Monitor ? No HDMI Cable The display will go into Power Save Mode in 4 minutes. www.dell.com/D2020H D2020H NOTE: This box also appears during normal operation, when the video cable is disconnected or damaged. 4. Turn off your monitor and reconnect the video cable; then turn on your computer and the monitor. If your monitor remains dark after you reconnect the cables, check your video controller and computer.
Built-in diagnostics Your monitor has a built-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. NOTE: You can run the built-in diagnostics only when the video cable is unplugged and the monitor is in self-test mode. 1 Label Description 1 Button 1 To run the built-in diagnostics: 1. Ensure that the screen is clean (no dust particles on the surface of the screen). 2.
Common problems The following table contains general information about common monitor problems you might encounter and the possible solutions: Common Symptoms 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. Ensure that the power button is pressed. Ensure that the correct input source is selected via the Input Source menu.
Synchronization problems Reset the monitor to factory settings ( Factory Reset). 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. Safety related issues Do not perform any troubleshooting step. Contact Dell immediately. Intermittent problems Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
Possible Solutions Screen image is too small Check the Aspect Ratio setting in the Display settings OSD. Reset the monitor to Factory Settings (Factory Reset). Cannot adjust the monitor with the buttons on the bottom of the panel Turn off the monitor, unplug the power cord, plug it back, and then turn on the monitor. No input signal when user controls are pressed Check the signal source. Ensure the computer is not in standby or sleep mode by moving the mouse or pressing any key on the keyboard.
Appendix Safety instructions WARNING: Use of controls, adjustments, or procedures other than those specified in this documentation may result in exposure to shock, electrical hazards, and/or mechanical hazards. For information on safety instructions, see the Product Information Guide. FCC Notices (U.S. Only) and Other Regulatory Information For FCC notices and other regulatory information, see the regulatory compliance website located at www.dell.com/regulatory_compliance.
Pin assignments D-Sub 15-pin connector Pin Number Signal Assignment 1 Video-Red 2 Video-Green 3 Video-Blue 4 GND 5 Self-test 6 GND-R 7 GND-G 8 GND-B 9 DDC +5 V 10 GND-sync 11 GND 12 DDC data 13 H-sync 14 V-sync 15 DDC clock Appendix | 45
Pin assignments HDMI 19-pin connector Pin Number 46 | Signal Assignment 1 TMDS DATA 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.
