Dell S2721QB Simplified Service Manual Download | Manualshive

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Summary of Contents for S2721QB

Page 1: ... 1 Simplified Service Manual S2721QB S2721QSB Version 01 Date 2021 03 08 ...

Page 2: ...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 8 4 Disassembly and Assembly Procedures 9 4 1 Disassembly SOP 9 4 2 Assembly SOP 13 5 Trouble shooting instructions 18 ...

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: ...on Q ty 1 ASSY DECO 1 2 BTN OSD 1 3 PCBA CTRL BD 1 4 MF 1 5 Panel 1 6 PCBA SPS BD 1 7 PCBA IF BD 1 8 ASSY SHD 1 9 SPK 2 1 10 ASSY RC 1 11 ASSY STAND COLUMN 1 12 ASSY STAND BASE 1 13 ASSY COVER VESA 1 14 Power cable 1 15 HDMI cable 1 1 3 9 11 10 8 7 6 5 4 2 13 12 14 15 ...

Page 7: ...ASSY DECO 1 2 BTN OSD 1 3 PCBA CTRL BD 1 4 MF 1 5 Panel 1 6 PCBA SPS BD 1 7 PCBA I F BD 1 8 ASSY SHD 1 9 SPK 2 1 10 ASSY RC 1 11 ASSY STAND COLUMNB 1 12 ASSY STAND BASE 1 13 Power cable 1 14 HDMI cable 1 1 2 4 5 6 7 8 9 10 11 12 3 13 14 ...

Page 8: ... 8 3 Wiring connectivity diagram FFC 1 FFC 1 Wire 1 ...

Page 9: ...ayout 4 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 Tool Notes 1 Removing the monitor stand S2720Q 1 Place the monitor on a soft cloth or cushion 2 Press the dimple on the VESA cover to release it from the back of the display 3 Using a long screwdriver push the release latch located i...

Page 10: ...and assembly up and away from the monitor 2 S2721Q 1 Unlock 2 Stand screws 2 Unlock 4 screws on Rear Cover Philips head screwdriver Torsion of RC screw 8 5 1 0kgf Stand screw 4 5kgf S2721QS 1 Unlock 4 screws on Rear Cover Philips head screwdriver Torsion of RC screw 8 5 1 0kgf 3 1 Follow the sequence to disassemble Rear Cover from the monitor ...

Page 11: ... from I F BD 5 1 Pull out CTRL FFC from I F BD 2 Pull out backlight wire from SPS BD 3 Unlock 4 Location screws 4 Tear off the yellow tape Philips head screwdriver Torsion of location screw 6 7kgf 6 1 Pull out FFC eDP from Panel to take off Main SHD from Panel ...

Page 12: ... 12 7 1 Disassemble Safety Mylar from SPS BD 2 Unlock 8 PCBA screws 3 Disassemble I F BD SPS BD from Main SHD 4 Pull out FFC eDP from the I F BD Philips head screwdriver Torsion of PCB screw 6 7kgf ...

Page 13: ...Philips head screwdriver 3 Glove 4 Cleaning cloth 5 ESD protection Item Picture Operation Tools Notes 1 1 Place Main SHD on the worktable 2 Assemble SPS BD into Main SHD 3 Insert FFC eDP into I F BD 4 Insert SPS BD to I F BD wire into I F BD 5 Assemble I F BD into Main SHD 6 Lock 8 PCBA screws 7 Assemble Safety Mylar on SPS BD Philips head screwdriver Torsion of PCB screw 6 7kgf ...

Page 14: ...ion screw 6 7kgf 3 1 Insert backlight wire into SPS BD 2 Tear off gums of CTRL BD FFC 3 Insert CTRL FFC into I F BD 4 Stick 1 adhesive tape to fix backlight wire and CTRL FFC on Panel 5 Lock 3 location screws Philips head screwdriver Torsion of location screw 6 7kgf 4 1 Insert SPK wire into I F BD 2 Tape the adhesive tapes to fix SPK wire on Main SHD and Panel ...

Page 15: ...er to make it be assembled with Mid Frame tightly 6 For S2721QS 1 Lock 4 screws on Rear Cover Philips head screwdriver Torsion of RC screw 8 5 1 0kgf For S2721Q 1 Lock 4 screws on Rear Cover 2 Lock 2 Stand screws Philips head screwdriver Torsion of RC screw 8 5 1 0kgf Stand screw 4 5kgf ...

Page 16: ...dle at the bottom of the stand base and turn it clockwise to secure the stand assembly 3 Close the screw handle 4 Open the protective cover to access the VESA slot on the display 5 Align and insert the stand assembly bracket into the groove on the back of the display until it locks in place 6 Install the VESA screw cover ...

Page 17: ...at the bottom of the stand base and turn it clockwise to secure the stand assembly 3 Close the screw handle 4 Open the protective cover to access the VESA slot on the display 5 Attach the stand assembly to the display a Align and slide the tabs on the stand riser into the VESA slot b Press the stand down until it snaps into place ...

Page 18: ... 18 5 Trouble shooting instructions ...

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