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Dell UltraSharp U2725QE Disassembly Instructions Manual
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Dell UltraSharp U2725QE Disassembly Instructions Manual

Dell UltraSharp U2725QE Disassembly Instructions Manual

27 4k thunderbolt hub monitor
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Dell UltraSharp 27 4K Thunderbolt Hub Monitor
U2725QE
Teardown Instruction
Model: U2725QE
Regulatory Model: U2725QEt
February 2025
Rev. A00

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Summary of Contents for Dell UltraSharp U2725QE

  • Page 1 Dell UltraSharp 27 4K Thunderbolt Hub Monitor U2725QE Teardown Instruction Model: U2725QE Regulatory Model: U2725QEt February 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 included in this document assumes that you have read the safety information that shipped with your monitor.

  • Page 5: Disassembly

    Disassembly 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 caused by unauthorized servicing will not be covered under the warranty. Recommended tools •...

  • Page 6: Stand

    Stand Removing the stand Prerequisites 1. Follow the procedure in Before working inside your monitor. Steps 1. Place the monitor on a soft cloth or cushion. 2. Press and hold the stand-release button. 3. Tilt the stand upwards till the stand is separated from the monitor head. 4.

  • Page 7: Upper Back Cover

    Upper back cover Removing the upper back cover Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. Steps 1. Remove the four screws (M4x10) to release the upper back cover. 2. Use one hand to push the upper back cover from the bottom side to the top side. 3.

  • Page 8: Keypad Board

    Keypad board Removing the keypad board Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. Steps 1. Peel the keypad cable from the back cover. 2. Peel the foam from the keypad board. 3.

  • Page 9: Lower Back Cover

    Lower back cover Removing the lower back cover Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. Steps 1. Pry the lower back cover from the display-assembly base starting from the left side or right side. 2.

  • Page 10: I/O Cover

    I/O Cover Removing the I/O cover Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. Steps 1. Remove the four screws (M3x5) that secure the I/O cover to the main chassis. 2.

  • Page 11: Qap (Quickly Accessary Ports)

    QAP (Quickly Accessary Ports) Removing the QAP Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. 6. Remove the cover.

  • Page 12: Usb Board

    USB Board Removing the USB board Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. 6. Remove the cover.

  • Page 13: Main Chassis

    Main chassis Removing the main chassis Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. 6. Remove the cover.

  • Page 14: Middle Frame

    Middle frame Removing the middle frame Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. 6. Remove the cover.

  • Page 15: Led Board And Als Board

    LED board and ALS board Removing the LED board and ALS board Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover.

  • Page 16: Main Board And Power Board

    4. Remove the ALS board from the pins on the top side of middle frame. Figure 11. Removing the LED board and ALS board Main board and power board Removing the main board and power board Prerequisites 1. Follow the procedure in Before working inside your monitor 2.
  • Page 17 Figure 12. Removing the Mylar sheet 3. Remove the six screws (M3x6) and one screw (M4x8) on the main board and power board. 4. Slide the lightbar cable from the slot on the main chassis. 5. Lift the power board and disconnect the switch cable from the main board. Figure 13. Removing the main board and power board 6.
  • Page 18 7. Remove the AC switch module from the main chassis. Figure 14. Removing the AC switch 8. Disconnect the eDP cable, lightbar cable and connective cables from the connectors on the main board. Figure 15. disconnecting the cables from the main board...

  • Page 19: Electrolyte Capacitors

    Electrolyte capacitors Removing the Electrolyte capacitors Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. 3. Remove the upper back cover. 4. Remove the keypad board. 5. Remove the lower back cover. 6. Remove the cover.

  • Page 20: Contacting Dell

    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 on your purchase invoice, packing slip,...