Dell UP2720QA Simplified Service Manual
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Dell UP2720QA Simplified Service Manual

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Simplified Service Manual–UP2720Q/ UP2720QA
Version: 02
Date:2022/10/05

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Summary of Contents for Dell UP2720QA

  • Page 1 Simplified Service Manual–UP2720Q/ UP2720QA Version: 02 Date:2022/10/05...

  • Page 2: Table Of Contents

    Content Index 1. General Safety Instructions ..................3  1.1 SAFETY: General Safety ..................3  1.2 SAFETY: General Power Safety ................5  2. Exploded view diagram with list of items ..............6  3. Wiring connectivity diagram ..................7  4. Disassembly and Assembly Procedures ..............8  4.1 Disassembly SOP ....................

  • Page 3: General Safety Instructions

    IMPORTANT NOTICE FOR USE IN HEALTHCARE ENVIRONMENTS: Dell products are not medical devices and are not listed under UL or IEC 60601 (or equivalent). As a result, they must not be used within 6 feet of a patient or in a manner that directly or indirectly contacts a patient 1.1 SAFETY: General Safety...
  • Page 4 When operating your equipment:  Do not use your equipment in a wet environment, for example, near a bath tub, sink, or swimming pool or in a wet basement.  Do not use AC powered equipment during an electrical storm. Battery powered devices may be used if all cables have been disconnected.

  • Page 5: Safety: General Power Safety

    If your equipment uses an AC adapter:  Use only the Dell provided AC adapter approved for use with this device. Use of another AC adapter may cause a fire or explosion. NOTE: Refer to your system rating label for information on the proper adapter model ...

  • Page 6: Exploded View Diagram With List Of Items

    2. Exploded view diagram with list of items Item Description Q'TY Item Description Q'TY ASSY CALIBRATOR ASSY RC MIDFRAME ASSY HOOD PCBA CTRL BD PCBA USB BD BTN PWR ASSY CLMN Panel ASSY BASE PCBA SPS BD Power Cable PCBA I/F BD HDMI Cable PCBA MCU BD DP Cable...

  • Page 7: Wiring Connectivity Diagram

    3. Wiring connectivity diagram Wire 1 Wire 3 Wire 4 Wire 5 Wire 2 FFC 1 Wire 7 Wire 6 Wire 8 FFC 4 Wire 9 FFC 2 FFC 3 - 7 -...

  • Page 8: Disassembly And Assembly Procedures

    4. Disassembly and Assembly Procedures 4.1 Disassembly SOP Preparation before disassemble 1. Clean the room for disassemble 2. Identify the area for monitor 3. Check the position that the monitors be placed and the quantity of the monitor; prepare the area for material flow;...
  • Page 9 1. Disassemble Rear Scraper Bar Cover from middle frame Notice the disassembly order: 1) Disassemble the top side 2) Disassemble the Left/Right side 3) Disassemble the bottom side 4) Unplug USB BD wire from TBT BD to take off Rear Cover - 9 -...
  • Page 10 1. Remove all foil and tapes from Main 2. Unplug backlight wires from LED Driver BD 3. Unplug “Power BD to TBT BD Wire” from Power BD and TBT BD 4. Unplug “Calibrator to MCU BD Wire” from MCU BD 1.
  • Page 11 1. Unlock 5 screws to Philips-head disassemble Main screwdriver SHD from panel Torsion of screw: 4.5±0.5 2. Remove the tape from “FFC EDP cable” on panel 3. Unplug “FFC EDP cable” from panel 1. Take off SPS BD Mylar from SPS BD 1.
  • Page 12 1. Disassemble TBT BD from Main SHD 2. Unplug wires from TBT BD to take off TBT BD 3. Disassemble LED Driver BD from Main 4. Unplug wire from LED Driver BD to take off LED Driver 5. Disassemble MCU BD from Main SHD 6.
  • Page 13 1. Disassemble SPS BD from Main SHD and unplug AC wire from SPS BD 2. Unplug SPS BD wire from SPS BD - 13 -...

  • Page 14: Assembly Sop

    4.2 Assembly SOP Preparation before assemble 1. Clean the room for work 2. Identify the area for material 3. Prepare the implement, equipment, material as bellow: 1) Working table 2) Philips-head screwdriver 3) Glove 4) Cleaning cloth 5) ESD protection Item Picture Operation...
  • Page 15 4. Insert SPS BD wire to I/F BD and assemble I/F BD to Main SHD 1. Insert “MCU BD to TBT BD Wire” Philips- and “I/F BD to MCU BD wire to head MCU BD screwdriver 2. Assemble MCU BD to Main SHD Torsion of PCBA screw:...
  • Page 16 1. Assemble SPS BD Mylar to SPS 1. Place panel on flat worktable with Philips- panel surface facing down head screwdriver 2. Insert “FFC EDP cable” to panel and paste 1 tape to fix it Torsion of screw: 4.5±0.5kg 3. Lock 5 screws to fix Main SHD on panel 1.
  • Page 17 1. Insert “Backlight Wire” to LED Driver BD 2. Insert “Power BD to TBT BD Wire” to Power BD and TBT BD 3. Insert “Calibrator to MCU BD Wire” to MCU BD and adhere tapes and mylar to fix it (See Orange mark) 4.
  • Page 18 1. Insert USB BD wire to TBT BD Philips- head screwdriver Torsion of Rear Cover screw: 9±1kg 2. Assemble Rear Cover with Torsion of Middle Frame Bottom side of Rear 3. Lock 4 screws on Rear Cover Cover screw 4.5±0.5kg 4.

  • Page 19: Trouble Shooting Instructions

    5. Trouble shooting instructions - 19 -...
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Up2720q

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