Dell Pro 27 Teardown Manual
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Dell Pro 27 Teardown Manual

Dell Pro 27 Teardown Manual

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Dell Pro 27 Monitor
E2725HM
Teardown Instructions
Model: E2725HM
Regulatory Model: E2725HMc
March 2025
Rev. A00

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Summary of Contents for Dell Pro 27

  • Page 1 Dell Pro 27 Monitor E2725HM Teardown Instructions Model: E2725HM Regulatory Model: E2725HMc March 2025 Rev. A00...

  • Page 2: Notes, Cautions, And Warnings

    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: Table Of Contents

    Contacting Dell ........

  • Page 4: Safety Instructions

    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 in this document assumes that you have read the safety information that shipped with your monitor. NOTE: Before using the monitor, read the safety information that is shipped with your monitor and printed on the product.

  • Page 5: Disassembly And Reassembly

    Disassembly and reassembly CAUTION: The information in this section is intended for authorized service technicians in the EMEA region. Dell prohibits users from disassembling the monitor, and any damage that is caused by unauthorized servicing will not be covered under the warranty.

  • Page 6: Stand

    Stand Removing the stand Prerequisites 1. Follow the procedure in Before working inside your monitor. Removing the stand Figure 1. Steps Place the monitor on a clean, flat surface on a soft cloth or cushion. Using a long screwdriver, press the release button. While keeping the release button pressed, pull the stand out.

  • Page 7: Installing The Stand

    Installing the stand Installing the stand Figure 2. Steps Slide the tabs on the stand assembly into the slots on the monitor and press the stand assembly down to snap it into place. Next steps Follow the procedure in After working inside your monitor.

  • Page 8: Back Cover

    Back cover Removing the back cover Prerequisites Follow the procedure in Before working inside your monitor. Remove the stand. Removing the back cover Figure 3. Steps Remove the four screws (M4x10) and the two screws (M3x4) that secure the back cover to the chassis assembly. Using the plastic scribe, pry the back cover starting from the bottom edge of the monitor.

  • Page 9: Installing The Back Cover

    Installing the back cover Installing the back cover Figure 4. Steps Align the screw holes on the back cover with the screw holes on the monitor, and gently press along the sides to snap the back cover into place. Replace the four screws (M4x10) and the two screws (M3x4) to secure the back cover to the monitor. Next steps Install the stand.

  • Page 10: Middle Frame

    Middle frame Removing the middle frame Prerequisites Follow the procedure in Before working inside your monitor. Remove the stand. Remove the back cover. Removing the middle frame Figure 5. Steps Remove the thirteen screws (M3x4) on the middle frame. Remove the screw (M3x5) on the underside of the middle frame. Lift and remove the middle frame from the display panel.

  • Page 11: Installing The Middle Frame

    Installing the middle frame Installing the middle frame Figure 6. Steps Align the screw holes on the middle frame with the holes on the display panel and place it down. Replace the thirteen screws (M3x4) on the middle frame. Replace the screw (M3x5) on the underside of the middle frame. Next steps Install the back...
  • Page 12 Removing the metal shield Figure 7.

  • Page 13: Installing The Metal Shield

    Steps Remove the four tapes on the metal shield. Disconnect lightbar cable, LVDS cable and keypad cable on the connector of the panel and main board. Remove the two screws (M3x2.5) and two screws (M3x4) that secure the metal shield to the panel. Remove the two screws (4-40unc) that secure the VGA port to the metal shield.
  • Page 14 Installing the metal shield Figure 9. Steps Replace the two screws (M3x2.5) and two screws (M3x4) on the metal shield. Replace the two screws (4-40unc) on the VGA port. Connect lightbar cable, LVDS cable and keypad cable to the connectors of the panel and main board. Replace the four tapes on the metal frame.

  • Page 15: Keypad Board

    Keypad board Removing the keypad board Prerequisites Follow the procedure in Before working inside your monitor. Remove the stand. Remove the back cover. Remove the middle frame. Removing the keypad board Figure 10. Steps Remove the three screws (M2x2) on the keypad board on the underside of middle frame. Disconnect keypad board cable from the connector on the keypad board.

  • Page 16: Installing The Keypad Board

    Installing the keypad board Installing the keypad board Figure 11. Steps Connect keypad board cable to the connector on the keypad board. Replace the three screws (M2x2) to secure the keypad board to the middle frame. Next steps Install the middle frame.

  • Page 17: System Board And Power Board

    System board and power board Removing the system board and power board Prerequisites Follow the procedure in Before working inside your monitor. Remove the stand. Remove the back cover. Remove the middle frame. Remove the metal shield. Removing the system board and power board Figure 12.
  • Page 18 Removing the system board and power board Figure 13. Steps Remove the mylar tape on the power board. Remove the screw (M3x7) that secures the system board to the chassis. Remove the two screws (M3x7) and the screw (M4x8) that secures the power board to the chassis. Disconnect the two power cables from the connectors on the system board and the power board.

  • Page 19: Installing The System Board And Power Board

    Installing the system board and power board Installing the system board and power board Figure 14.
  • Page 20 Steps Replace the two power cables to the connectors on the system board and the power board. Replace the screw (M3x7) on the power board to the chassis. Replace the two screws (M3x7) and the screw (M4x8) on the system board to the chassis. Adhere the mylar tape the power board.

  • Page 21: Contacting Dell

    Contacting Dell To contact Dell for sales, technical support, or customer service issues, see Contact Support at Dell Support Site. NOTE: Availability varies by country, region, or 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...

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E2725hm

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