Dell U3821DWb Simplified Service Manual Download | Manualshive

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Simplified Service Manual–U3821DWB

Version: 01

Date:2020/11/25

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Summary of Contents for U3821DWb

Page 1: ... 1 Simplified Service Manual U3821DWB Version 01 Date 2020 11 25 ...

Page 2: ... 2 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 ...

Page 3: ...or place equipment so close together that it is subject to recalculated or preheated air NOTE Review the weight limits referenced in your computer documentation before placing a monitor or other devices on top of your computer Ensure that nothing rests on your equipment s cables and that the cables are not located where they can be stepped on or tripped over Ensure that all cables are connected to...

Page 4: ...omponents inside your equipment Under certain conditions ESD may build up on your body or an object such as a peripheral and then discharge into another object such as your computer To prevent ESD damage you should discharge static electricity from your body before you interact with any of your equipment s internal electronic components such as a memory module You can protect against ESD by touchi...

Page 5: ...as risk of electric shock and or fire Ensure that the ground prong of the power plug is inserted into the mating ground contact of the power strip Be sure to grasp the plug not the cable when disconnecting equipment from an electric socket 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 explo...

Page 6: ...e Jig Item Picture Operation Tool Notes 1 To remove the stand 1 Place U3821DW monitor on U3818DW curve sponge jig 2 Press and hold the stand release button 3 Lift the stand up and away from the monitor U3818DW curve sponge jig Panel and whole monitor head must be put on U3818DW curve sponge jig to avoid panel damage It is not allowed to place the front side of panel and monitor head on a flat surf...

Page 7: ...Cover 4 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 See Green Mark 5 1 Tear off an acetate tape from USB BD Wire 2 Unplug USB BD FFC and USB BD Wire from I F BD ...

Page 8: ...ug FFC EDP from panel 5 Take off Main SHD from Panel Screw driver Torsion of Main SHD screw 4 0 5Kg 7 1 Disassemble Mylar from Main SHD 2 Unlock 10 PCBA screws to disassemble I F BD SPS BD and LED Driver BD from Main SHD Screw driver Torsion of PCB screw 9 1Kg Do not touch the component without wearing insulating gloves when disassembling and assembling Power BD ...

Page 9: ... 9 8 1 Tear off 1 tape from I F BD 2 Unplug wires from I F BD SPS BD and LED Driver BD ...

Page 10: ... 2 Screw driver 3 Glove 4 Cleaning cloth 5 ESD protection 6 U3818DW Curve Sponge Jig Item Picture Operation Tools Notes 1 1 Insert SPS BD wire into SPS BD 2 Insert FFC EDP cable into I F BD and paste 1 tape to fix it Screw driver Torsion of PCB screw 9 1Kg Do not touch the component without wearing insulating gloves when disassembli ng and assembling Power BD SPS BD I F BD ...

Page 11: ... Driver BD wire into LED Driver BD 4 Assemble LED Driver BD into Main SHD 5 Lock 10 screws to fix I F BD SPS BD and LED Driver BD on Main SHD 6 Assemble Mylar on Main SHD to cover SPS BD Screw driver Torsion of screw 8 5 1Kg Kg SPS BD wire WIRE 24P 24P FFC EDP FFC EDP 30P 30 SPS BD to LED Driver BD wire ...

Page 12: ... to fix it on panel 1 U3818DW curve sponge jig 2 Screw driver Torsion of screw 4 5 0 5 Kg Panel and whole monitor head must be put on U3818DW curve sponge jig to avoid panel damage It is not allowed to place the front side of panel and monitor head on a flat surface 4 1 Insert USB BD FFC and USB BD Wire into I F BD 2 Paste an acetate tape to fix USB BD Wire on Main SHD and Panel 5 1 Insert Backlig...

Page 13: ... I F BD See Pink mark 2 Adhere 7 tapes to fix Speaker Wire on Main SHD and Panel See Green Mark 7 1 Insert CTRL FFC into I F BD 8 1 Assemble Rear Cover with Middle Frame 2 Fix Rear Cover by screw 4 Screw driver Torsion of screw 11 1Kg ...

Page 14: ...nd turn the screw clockwise 3 After fully tightening the screw fold the screw handle flat within the recess 10 Attach the stand assembly to the display a Fit the two tabs on the upper part of the stand to the groove on the back of the display b Press the stand down till it snaps into place ...

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