Dell Pro 22 Monitor User Manual

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Dell Pro 22 Monitor

E2225HM

User's Guide

Model: E2225HM

Regulatory Model: E2225HMt/E2225HMo

March 2025

Rev. A00

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Summary of Contents for Dell Pro 22 Monitor

Page 1 Dell Pro 22 Monitor E2225HM User’s Guide Model: E2225HM Regulatory Model: E2225HMt/E2225HMo March 2025 Rev. A00...
Page 2 A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2025 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
Page 3 Dell Display and Peripheral Manager (DDPM) for Windows ....... . .
Page 4 Contacting Dell ........
Page 5 Safety instructions Use the following safety guidelines to protect your monitor from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that you have read the safety information that shipped with your monitor.
Page 6 About your monitor Package contents The following table provides the list of components that are shipped with your monitor. If any component is missing, contact Dell. For more information, see Contacting Dell. NOTE: Some items may be optional and may not ship with your monitor. Some features may not be available in certain countries.
Page 7 This monitor is certified with TÜV Rheinland Eye Comfort 3.0 with a 3-star rating. It incorporates key technologies that also • deliver a flicker-free screen, up to 75 Hz refresh rate, a color gamut of minimum 95% sRGB. Dell ComfortView Plus feature is enabled by default on your monitor.
Page 8 About TÜV Rheinland Eye Comfort 3.0 TÜV Rheinland Eye Comfort 3.0 certification program presents a consumer-friendly star rating scheme to the display industry promoting eye wellness from safety to eye care. Compared to existing certifications, the 5-star-rating program adds rigorous testing requirements on overall eye care attributes such as low blue-light, flicker-free, refresh rate, color gamut, color accuracy and ambient light sensor performance.
Page 9 Table 3. Eye comfort 3.0 requirements and star rating scheme for monitors. Star Rating Scheme Category Test item 3-star 4-star 5-star TÜV Hardware LBL TÜV Hardware LBL TÜV Hardware LBL Low Blue Light Category III (≤50%) or Category II (≤35%) or Category II (≤35%) or Software LBL solution Category I (≤20%)
Page 10 Operating system compatibility • Windows 10/Windows 11 and later* *The operating system compatibility on Dell and Alienware branded monitors may vary based on factors such as: • Specific release date(s) when operating system versions, patches, or updates are available. Specific release date(s) when Dell and Alienware branded monitor firmware, software application, or driver updates are available •...
Page 11 Securing your monitor using Kensington lock (optional). Regulatory label (including MyDell QR code, See this label if you need to contact Dell for technical support. The serial number, and Service Tag label) Service Tag is a unique alphanumeric identifier that allows Dell service technicians to identify your monitor's specifications and access warranty information.
Page 12 Side view Figure 3. Side view Bottom view Figure 4. Bottom view Table 6. Components and descriptions. Label Description Power connector To connect the monitor power cable. DisplayPort 1.2 port Connect to your computer with the DisplayPort cable. HDMI 1.4 port Connect your computer with the HDMI cable. VGA port Connect to your computer with the VGA cable.
Page 13 Fast mode: 5.0 ms (gray to gray) Color depth 16.7 million colors Color gamut NTSC 72% (CIE 1931) (mininum) Dell Display and Peripheral Manager Easy Arrange and other key features (DDPM) Compatibility Connectivity • 1 x DisplayPort 1.2 (HDCP 1.4) port (supports up to FHD 1920 x 1080, 100 Hz) 1 x HDMI port (HDCP 1.4) (supports up to FHD 1920 x 1080, 100 Hz as...
Page 14 Dell Display and Peripheral Manager (DDPM) for Windows DDPM is a software application that helps you set up and configure the Dell monitors and peripherals. Some of its features include: 1. Adjusting the monitor On-Screen Display (OSD) settings such as brightness, contrast, and resolution.
Page 15 Resolution specifications Table 8. Resolution specifications. Description Value Horizontal scan range • VGA: 30 kHz to 83 kHz (automatic) DisplayPort 1.2: 30 kHz to 110 kHz (automatic) • HDMI 1.4: 30 kHz to 110 kHz (automatic) • Vertical scan range VGA: 48 Hz to 76 Hz (automatic) •...
Page 16 Electrical specifications Table 11. Electrical specifications. Description Value Video input signals • Analog RGB: 0.7 V ± 5 %, 75 Ω input impedance DP 1.2, 600 mV for each differential line, 100 Ω input impedance per differential pair • HDMI 1.4, 600 mV for each differential line, 100 Ω input impedance per differential pair •...
Page 17 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 that is used to manufacture these cables, Dell does not guarantee video performance on cables that are not shipped with your Dell monitor.
Page 18 Environmental characteristics Table 13. Environmental characteristics. Description Value 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 (maximum) 5,000 m (16,404 ft) Non-operating (maximum) 12,192 m (40,000 ft) 85.3 BTU/hour (Maximum) Thermal dissipation...
Page 19 Pin assignments Pin assignments - VGA Port Figure 5. VGA port Table 14. VGA port. Pin number Signal assignment Video-Red Video-Green Video-Blue Self-test GND-R GND-G GND-B DDC +5 V GND-sync DDC data H-sync V-sync DDC clock About your monitor 19...
Page 20 Pin assignments - DisplayPort port Figure 6. DisplayPort port Table 15. DisplayPort port. Pin number Signal assignment ML_LANE3_N ML_LANE3_P ML_LANE2_N ML_LANE2_P ML_LANE1_N ML_LANE1_P ML_LANE0_N ML_LANE0_P AUX _CH_P AUX _CH_N RETURN DP_PWR 20 About your monitor...
Page 21 Pin assignments - HDMI port Figure 7. HDMI port Table 16. HDMI port. Pin number Signal assignment TMDS DATA 2+ TMDS DATA 2 SHIELD TMDS DATA 2- TMDS DATA 1+ TMDS DATA 1 SHIELD TMDS DATA 1- TMDS DATA 0+ TMDS DATA 0 SHIELD TMDS DATA 0- TMDS CLOCK+ TMDS CLOCK SHIELD...
Page 22 During the LCD monitor manufacturing process, it is normal for one or more pixels to become fixed in an unchanging state, which are hard to see and do not affect the display quality or usability. For more information about Dell Monitor Quality and Pixel Policy, see www.dell.com/pixelguidelines.
Page 23 Ergonomics CAUTION: Improper or prolonged usage of a keyboard may result in injury. CAUTION: Viewing the monitor screen for extended periods of time may result in eye strain. For comfort and efficiency, observe the following guidelines when setting up and using your computer workstation: Position your computer so that the monitor and keyboard are directly in front of you as you work.
Page 24 Handling and Moving Your Display To ensure that the monitor is handled safely when lifting or moving it, follow the guidelines that are mentioned below:: Before moving or lifting the monitor, turn off your computer and the monitor. • • Disconnect all cables from the monitor.
Page 25 Use a clean cloth that is slightly dampened with water to clean the stand assembly, the screen, and the chassis of your • Dell monitor. If available, use a screen-cleaning tissue or solution for cleaning Dell monitors. After cleaning the surface of the table, ensure that it is thoroughly dry and free from any moisture or cleaning agent before •...
Page 26 Setting up the monitor Attaching the stand NOTE: The stand is not attached when the monitor is shipped from the factory. NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are attaching a stand that you purchased from any other source, follow the setup instructions that were included with the stand.
Page 27 NOTE: Dell monitors are designed to work optimally with Dell-supplied inbox cables. Dell does not guarantee the video quality and performance if non-Dell cables are used. To connect your monitor to the computer: 1.
Page 28 Organizing cables Use the cable-management clip to route the cables that are connected to your monitor. Figure 17. Organizing cables Securing your monitor using Kensington lock (optional) The security-lock slot is located at the bottom of the monitor (see Security-lock slot). Secure your monitor to a table using the Kensington security lock.
Page 29 Removing the monitor stand NOTE: To prevent scratches on the LCD screen when removing the stand, ensure that the monitor is placed on a soft surface and handle it carefully. NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are removing a stand that you purchased from any other source, follow the setup instructions that are included with the stand.
Page 30 VESA wall mounting (optional) Figure 22. VESA wall mounting See the instructions that come with the VESA-compatible base mounting kit. 1. Place the monitor panel on a soft cloth or cushion on a stable flat table. 2. Remove the stand. For more information, see Removing the monitor stand.
Page 31 Operating your monitor Power on the monitor Press the button to turn on the monitor. Figure 24. 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. Figure 25. Front panel controls The following table describes the control buttons:...
Page 32 You can lock the front-panel control buttons to prevent access to the OSD menu and power button. Use the Lock menu to lock the buttons 1. Select one of the following options. Dell Pro 22 Monitor - E2225HM Figure 26. Select OSD main menu 2.
Page 33 Use the front-panel control button to lock the buttons Figure 28. Front-panel control button 1. Press and hold Button 4 for four seconds, a menu appears on the screen. Figure 29. Option for Menu buttons lock 2. Select one of the following options: Table 18. Lock buttons description.
Page 34 To unlock the buttons Press and hold Button 4 for four seconds until a menu appears on the screen. The following table describes the options to unlock the front-panel control buttons. Figure 30. Option for unlocking Table 19. Unlock buttons description. Options Description Select this option to unlock the OSD menu function.
Page 35 OSD controls Use the buttons on the bottom edge of the monitor to adjust the image settings. 1 2 3 4 Figure 31. OSD controls Table 20. OSD control buttons description. Control buttons Description Use the Up button to increase values or move up in a menu. Use the Down button to decrease values or move down in a menu.
Page 36 Any changes that 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. Dell Pro 22 Monitor - E2225HM Figure 32. OSD main menu 2. Press the buttons to move between the setting options.
Page 37 Menu and submenus Description Brightness/Contrast Use this option to control the brightness or contrast settings. Dell Pro 22 Monitor - E2225HM Brightness Brightness adjusts the luminance of the backlight (minimum 0; maximum 100). Press the button to increase the brightness and press the button to decrease the brightness level.
Page 38 Description Input Source Use the Input Source menu to switch between the different video signals that may be connected to your monitor. Dell Pro 22 Monitor - E2225HM HDMI Push to select the VGA input source when using VGA connector.
Page 39 Description Color Use color to adjust the color setting mode. Dell Pro 22 Monitor - E2225HM Preset Modes Allows you to choose from a list of preset color modes. Standard: Load the monitor's default color settings. This is the default preset mode.
Page 40 RGB output. • YCbCr/YPbPr*: Select this option if your media player supports only YCbCr/YPbPr output. Dell Pro 22 Monitor - E2225HM *When DP input is selected. Dell Pro 22 Monitor - E2225HM *When VGA input is selected.
Page 41 Icon Menu and submenus Description Display Use the display to adjust the image. Dell Pro 22 Monitor - E2225HM Aspect Ratio Adjust the image ratio to 16:9, 4:3, or 5:4. Horizontal Position to move image left and right. (VGA input only) Minimum is '0' (-).
Page 42 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. Dell Pro 22 Monitor - E2225HM Language Language option sets the OSD display to one of the eight languages: English, Spanish, French, German, Brazilian Portuguese, Russian, Simplified Chinese, or Japanese.
Page 43 Personalize Selecting this option allows you to set two shortcut keys and a power LED indicator function. Dell Pro 22 Monitor - E2225HM Shortcut Key 1 Allow you to select one of the following: Preset Modes, Brightness/Contrast, Auto Adjust, Input Source, Aspect Ratio, to set the shortcut key 1.
Page 44 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 Pro 22 Monitor - E2225HM Reset Others Reset all settings under the Others setting menu to the factory default.
Page 45 Menu and submenus Description More Information Use the menu to view the monitor’s information or seek more monitor support. Dell Pro 22 Monitor - E2225HM Display Info Select to display the current settings, firmware version, and service tag of your monitor. E2225HM...
Page 46 OSD warning messages The following power warning message box applies to brightness functions for the first time when you adjust the brightness level above the default level. Dell Pro 22 Monitor - E2225HM Figure 33. Power warning message Before the lock function is activated, the following message is displayed.
Page 47 If the VGA or DP or HDMI cable is not connected, a floating dialog box appears. The monitor will enter Standby mode after 4 minutes if left at this state. Dell Pro 22 Monitor - E2225HM support/E2225HM Figure 37. VGA cable disconnected warning message...
Page 48 If you have a Dell desktop or laptop: Go to www.dell.com/support, enter your service tag, and download the latest driver for your graphics card. • If you are using a non-Dell computer (laptop or desktop): Go to the support site for your non-Dell computer and download the latest graphic card drivers.
Page 49 NOTE: A 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. Dell Pro 22 Monitor - E2225HM support/E2225HM Figure 40. VGA cable disconnected warning message...
Page 50 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. Figure 43. Built-in diagnostics function buttons Table 22. Label description. Label Description Button 1...
Page 51 Pixel that is permanently off is a natural defect that can occur in LCD technology. • • For more information about Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/pixelguidelines. Stuck-on pixels Turn off the monitor and turn it on again.
Page 52 Common symptoms Possible solutions Missing color • Perform monitor self-test feature check. Ensure that the video cable connecting the monitor to the computer is connected properly • and is secure. Check for bent or broken pins in the video cable connector. •...
Page 53 Regulatory information TCO Certified Any Dell product bearing a TCO label has been certified to a TCO voluntary environmental certification. TCO certification requirements focus on features that contribute to a healthy work environment such as recyclable design, energy efficiency, ergonomics, emissions, avoidance of hazardous substances, and product take back.
Page 54 Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. NOTE: If you do not have an active Internet connection, you can find contact information about your purchase invoice, packing slip, bill, or Dell product catalog.

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