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DELL AW2521HB
1. Disassembly Procedures
S1
Turn off power
Place the monitor on a soft cloth or
S2
cushion
Carefully slide and remove the I/O
cover from the monitor.
Disconnect the cables from the monitor
S3
and slide them out through the cable-
management slot on the stand riser
Press and hold the stand release button
S4
Lift the stand up and away from the
S5
monitor.
1
Unlock 4 screws on rear cover
S6
Use hands or scraper bar to
disassemble Rear Cover from the
monitor.
Notice the disassembly order:
Left Side=> Top Side=>Right
Side=>Bottom Side
(Screw Torque: 8-10 kgf)
Remove USB FFC and Audio FFC from
S7
I/F BD
Disconnect LED Driver BD wire and
S8
CTRL FFC cable from I/F BD
Take off Rear Cover
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Summary of Contents for Dell AW2521HB
- Page 1 DELL AW2521HB 1. Disassembly Procedures Unlock 4 screws on rear cover Turn off power Use hands or scraper bar to Place the monitor on a soft cloth or disassemble Rear Cover from the cushion monitor. Carefully slide and remove the I/O Notice the disassembly order: cover from the monitor.
- Page 2 DELL AW2521HB Tear off a tape from CTRL FFC cable Tear off “MYLAR HEAD LOGO” from on Rear Cover cover LOGO LENS Remove all cables from LED Driver BD Disconnect LED BD wire from LED BD Unlock 1 screw and disassemble LED...
- Page 3 DELL AW2521HB Disconnect USB FFC and Audio FFC Tear off 6 tapes on Backlight Wire from USB BD Disconnect Backlight Wire from I/F BD Remove FFC cable from Rear Cover, CTRL BD and CTRL+KEY BD Unlock 6 screws to disassemble CTRL...
- Page 4 DELL AW2521HB Unlock MF screw*16 to disassemble Disassemble Light Sensor BD from the Middle Frame from Panel (Yellow Middle Frame Mark) Unlock 4 screws to disassemble Main SHD from Panel (Blue Mark) Unlock 2 screws to disassemble Power Button module from Middle Frame (Screw Torque-MF: 4.5±0.5 kgf)
- Page 5 DELL AW2521HB Unlock 1 screw to disassemble Docking Disassemble I/F BD and SPS BD from BD from Main SHD Main SHD Disassemble wire from Docking BD Disconnect I/F BD to Docking BD wire from I/F BD Disconnect wire from I/F BD and SPS (Screw Torque: 8.5±1.0kgf)
- Page 6 DELL AW2521HB Remove electrolyte capacitors (red mark) from printed circuit boards S38-1 Cut the glue between bulk cap. and PCB with a knife S38-2 Ensure cutting path within the glue, don’t touch bulk cap. or PCB...
- Page 7 DELL AW2521HB S38-3 Take out bulk cap. pin solder with soldering iron and absorber S39-4 Lift the bulk cap. up and away from the PCB...
- Page 8 DELL AW2521HB 2. Product material information The following substances, preparations, or components should be disposed of or recovered separately from other WEEE in compliance with Article 4 of EU Council Directive 75/442/EEC. Capacitors / condensers (containing No used PCB/PCT) Mercury containing components...