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Simplified Service Manual–S2421HGFB 

 

 

 

Version: 01 

 

Date:2021/03/04 

 

 

Summary of Contents for S2421HGFB

Page 1: ...Simplified Service Manual S2421HGFB Version 01 Date 2021 03 04 ...

Page 2: ...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 8 4 2 Assembly SOP 11 5 Trouble shooting instructions 14 ...

Page 3: ...r 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: ...ponents 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 touching...

Page 5: ...s 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 explos...

Page 6: ...n Q ty 1 ASSY BZL CHIN 1 2 Panel 1 3 MF 1 4 MYLAR PWR 1 5 PCBA I F BD 1 6 PCBA SPS BD 1 7 ASSY SHD MAIN 1 8 ASSY RC 1 9 ASSY CLMN 1 10 ASSY BASE 1 11 PCBA CTRL BD 1 12 PCBA CTRL KEY BD 1 13 BTN PWR 1 14 PCBA CTL LENS BD 1 15 Power cable 1 16 HDMI cable 1 15 16 ...

Page 7: ... 7 3 Wiring connectivity diagram FFC 1 FFC 2 FFC 3 FFC 4 Wire 1 ...

Page 8: ...flow according to the actual condition plan the disassemble layout 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 To remove the stand 1 Place the monitor on a soft cloth or cushion 2 Press and hold the stand release button 3 Lift the stand up and away from the monitor 2 1 ...

Page 9: ...TRL BD FFC wire from I F BD and remove all tapes from panel Scraper bar 4 1 Remove PWR BTN BD FFC wire from I F BD 2 Unlock 4 screws on Main SHD Philips head screwdriver Torsion of screw 4 5 0 5Kg 5 1 Remove backlight wire from SPS BD and remove all tapes from panel 2 Remove AL foil and yellow tape from panel 3 Remove two LVDS FFC cable from panel ...

Page 10: ...PS BD 7 1 Unlock 8 PCBA screws Philips head screwdriver Torsion of screw 8 5 1 0kg 8 1 Disassemble I F BD from Main SHD and remove SPS BD wire from I F BD 2 Remove two LVDS FFC cable from I F BD 3 Disassemble SPS BD from Main SHD ...

Page 11: ...llow 1 Working table 2 Philips head screwdriver 3 Glove 4 Cleaning cloth ESD protection Item Picture Operation Tools Notes 1 1 Assemble SPS BD to Main SHD 2 Insert two LVDS FFC cables to I F BD 3 Insert SPS BD wire to I F BD and assemble I F BD to Main SHD 4 Lock 8 PCBA screws Philips head screwdriver Torsion of screw 8 5 1 0kg 2 1 Assemble Mylar to SPS BD ...

Page 12: ...ight wire to SPS BD and paste 1 tape to fixed Backlight wire on panel 4 1 Locate Main SHD to panel and lock 4 screws 2 Insert PWR BTN BD wire to I F BD Philips head screwdriver Torsion of screw 4 5 0 5Kg 5 1 Insert CTRL BD FFC wire to I F BD and paste 1 tape 2 Following the order to assemble Rear Cover with Middle Frame ...

Page 13: ...Align and place the stand riser on the stand base 2 Open the screw handle at the bottom of the stand base and turn it clockwise to secure the stand assembly 3 Close the screw handle 8 1 Slide the tabs on the stand riser into the slots on the display back cover and lower the stand assembly to snap it into place ...

Page 14: ... 14 5 Trouble shooting instructions ...

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