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Simplified Service Manual–AW2721DB 

 

 

 

Version: 01 

 

Date:2020/11/13 

 

 

Summary of Contents for AW2721DB

Page 1: ... 1 Simplified Service Manual AW2721DB Version 01 Date 2020 11 13 ...

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 11 ...

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: ...semble layout 4 Prepare the implement equipment material as bellow 1 Working table 2 Screw driver 3 Glove 4 Cleaning cloth 5 ESD protection Item Picture Operation Tool Notes 1 1 Place the monitor on a soft cloth or cushion 2 Carefully slide and remove the I O cover from the monitor 3 Disconnect the cables from the monitor and slide them out through the cable management slot on the stand riser 4 Pr...

Page 7: ...sembly order Left Side Top Side Right Side Bottom Side Screw driver Screw Torque 8 10 Kgf 3 1 Remove USB FFC and Audio FFC from I F BD 2 Remove 1 tape on LED Driver BD wire from Main SHD and disconnect LED Driver BD wire from I F BD 3 Disconnect CTRL FFC cable from I F BD and tear it from Main SHD 4 Take off Rear Cover ...

Page 8: ...sconnect Light Sensor BD FFC from I F BD and tear off it from Main SHD 4 Disconnect CTRL LENS BD FFC from I F BD and tear off it from Main SHD 5 1 Tear off a yellow tape and an acetate tape from EDP cable and panel 2 Disconnect EDP cable from Panel 3 Take off Main SHD from Panel Screw driver Screw MF and inferior 4 5 0 5Kg ...

Page 9: ...pe and a yellow tape from I F BD and EDP cable 2 Disconnect EDP cable from I F BD 3 Unlock 11 screws on PCBA to disassemble SPS LED BD SPS BD and I F BD from Main SHD 4 Disconnect wires from I F BD SPS BD and SPS LED BD Screw driver Screw Torque PCBA 8 5 1 0Kg Screw Torque Ground Screw 8 10Kg Do not touch the component without wearing insulating gloves when disassemblin g and assembling Power BD ...

Page 10: ...dule from I F BD Screw driver Screw Torque 4 4 5Kg 10 1 Unlock 4 Heat Sink screws and 4 captive screws to disassemble G Sync module Heat Sink Module and SHEET STIFFENER 2 Tear off MYLAR from SHEET STIFFENER Screw driver Screw Torque captive screw 4 4 5Kg Screw Torque Heat Sink 2 2 5Kg ...

Page 11: ...D protection Item Picture Operation Tools Notes 1 1 Assemble MYLAR with SHEET STIFFENER 2 Assemble G Sync module Heat Sink Module and SHEET STIFFENER then fix them by captive screw 4 3 Lock 4 Heat Sink Screws Screw driver Screw Torque Captive Screw 2 2 5 kgf Screw Torque Heat Sink 4 4 5 kgf 2 1 Assemble G SYNC Module with I F BD and fix it by screw 4 2 Insert Fan Cable into I F BD Screw driver Scr...

Page 12: ...SPS LED BD with Main SHD Screw Driver Screw Torque ground screw 8 10 kgf Do not touch the component without wearing insulating gloves when disassemblin g and assembling Power BD 4 1 Lock PCBA by screws 11 2 Insert EDP cable to I F BD 3 Paste an adhesive tape and a yellow tape on I F BD to fix EDP cable Screw driver Screw Torque PCBA 8 5 1 0 kgf SPS BD ...

Page 13: ...er Screw Torque 8 5 1 0 kgf 7 1 Place panel on working table 2 Insert the EDP cable into Panel 3 Stick a yellow tape and an acetate tape to fix EDP cable on panel 4 Place Main SHD on Panel Screw driver Screw Torque MF and inferior 4 5 0 5Kg 8 1 Address CTRL LENS BD FFC on Panel and Main SHD 2 Address Light Sensor BD FFC on Panel and Main SHD ...

Page 14: ...14 9 1 Address Sensor BD FFC on panel and Main SHD 2 Insert Backlight Wires into SPS LED BD 10 1 Insert LED DRV BD wire and CTRL FFC cable into I F BD 2 Paste 1 tape to fix LED Driver BD wire on Main SHD ...

Page 15: ... the bottom of the stand base and turn it clockwise to secure the stand assembly 3 Close the screw handle 4 Carefully insert the tabs on the stand riser into the slots on the display back cover and lower the stand assembly to snap it into place Note When connecting the stand assembly to the display do not place the stand riser directly on the display back panel Doing so may damage the pogo pins on...

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