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Dell U3821DWB Simplified Service Manual

Dell U3821DWB Simplified Service Manual

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Simplified Service Manual–U3821DWB
Version: 01
Date:2020/11/25
- 1 -

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Summary of Contents for Dell U3821DWB

  • Page 1 Simplified Service Manual–U3821DWB Version: 01 Date:2020/11/25 - 1 -...
  • 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. Disassembly SOP ....................... 6 3. Assembly SOP ......................10 - 2 -...
  • 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 approved for use with your device.
  • Page 6: Disassembly Sop

    2. 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; according to the actual condition plan the disassemble layout 4.
  • Page 7 1. Pull out “CTRL BD FFC” from I/F BD to take off Rear Cover 1. Unplug “Backlight Wire” from LED Driver BD (See Red mark) 2. Unplug “Speaker Wire” from I/F BD (See Pink remark) 3. Tear off 7 tapes from “Speaker Wire”...
  • Page 8 1. Unlock 4 screws Screw-driver to disassemble Main SHD from Torsion of Panel Main SHD screw: 4±0.5Kg 2. Tear off an acetate tape from “FFC EDP” and panel 3. Tear off a yellow tape from “FFC EDP” connector 4. Unplug “FFC EDP”...
  • Page 9 1. Tear off 1 tape from I/F BD 2. Unplug wires from I/F BD, SPS BD and LED Driver - 9 -...
  • Page 10: Assembly Sop

    3. 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) Screw-driver 3) Glove 4) Cleaning cloth 5) ESD protection 6) U3818DW Curve Sponge Jig Item Picture Operation...
  • Page 11 1. Insert “SPS BD Screw-driver wire” into I/F BD Torsion of 2. Assemble I/F BD screw: 8.5±1Kg and SPS BD to Main SHD 3. Insert “SPS BD to LED Driver BD FFC EDP SPS BD to LED SPS BD wire (FFC EDP 30P/30) Driver BD wire (WIRE 24P/24P)
  • Page 12 Panel and 1. Place U3821DW 1. U3818DW whole panel on U3818DW curve sponge jig monitor head curve sponge jig must be put on U3818DW curve sponge jig to avoid panel damage. 2. Screw-driver It is not allowed to Torsion of place the 2.
  • Page 13 1. Insert “Speaker Wire” into I/F BD (See Pink mark) 2. Adhere 7 tapes to fix “Speaker Wire” on Main SHD and Panel (See Green Mark) 1. Insert “CTRL FFC” into I/F BD 1. Assemble Rear Screw-driver Cover with Middle Frame Torsion of screw:11±1Kg...
  • Page 14 1. Insert the stand base blocks fully into the stand slot. 2. Lift the screw handle and turn the screw clockwise. 3. After fully tightening the screw, fold the screw handle flat within the recess. Attach the stand assembly to the display.