DELL P2425HB Monitor Teardown Instruction Manual
- June 1, 2024
- Dell
Table of Contents
DELL P2425HB Monitor Teardown
Disassembly Procedures
S1 Turn off the monitor.
S2 Place the monitor on a soft cloth or cushion
Press and hold the stand release button at the back of the display
Lift the stand assembly up and away from the monitor
S3 Unlock 4 screws on “Rear Cover”
(Screw Torque: 9±1
kgf)
S4 Use hands or “Bar Scraper” to disassemble “Rear Cover” from “Middle Frame” according to the sequence shown in the picture
S5 Pull out “Control board FFC” from “Interface board” and tear off it from “Main Shielding” to take off “Rear Cover”
S6 Unlock 3 screws to disassemble “Control board” from “Rear Cover”
Tear off “Control board FFC” from “Rear Cover” and take off “Control board”
from “Rear Cover”
(Screw Torque: 1.6-1.8 kgf)
S7 Disassemble “Control board FFC” from “Control board”
S8 Tear off an aluminum foil mylar from “Main Shielding”
S9 Tear off a black tape from “USB board FFC” and “Panel
Disassemble “USB board FFC” from “USB board” and “Interface board”
Unlock 1 screw on “USB board”
Disassemble “USB board” from “Middle Frame”
(Screw Torque: 4.5±0.5 kgf)
S10 Tear off a gasket from “USB Shielding” (see pink mark)
Tear off a gasket from “USB board” (see red mark)
S11 Disassemble “USB board” from “USB Shielding”
S12 Tear off a tape from “Backlight wire” on “Panel”
Unplug “Backlight wire” from “Panel” and “Power Board”
S13 Tear off 3 conductive tapes from “Main Shielding and “Panel”
S14 Tear off a long tape from “LVDS FFC”
Disassemble “LVDS FFC” from “Panel”
Take off “Main Shielding” from “Panel”
S15 Unlock 13 screws to disassemble “Middle Frame” from “Panel”
Take off “Middle Frame” from “Panel”
(Screw Torque: 4.5-5.0 kgf)
S16 Disassemble “MYLAR” from “Main Shielding”
S17 Unlock 2 hexagonal screws
(Screw Torque: 5.0±0.6 kgf)
S18 Unlock 5 PCBA screws
(Screw Torque: 9±1 kgf)
S19 Disassemble “Interface board” and “Power board” from “Main Shielding”
Unplug all cables from “Interface board”
S20 Remove electrolyte capacitors (red mark) from printed circuit boards
S20-1 Cut the glue between bulk cap. and PCB with a knife
S20-2 Ensure cutting path within the glue, don’t touch bulk cap. or PCB
S20-3 Take out bulk cap. pin solder with soldering iron and absorber
S20-4 Lift the bulk cap. up and away from the PCB
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 PCB/PCT) | No used |
|---|---|
| Mercury containing components | No used |
| Batteries | No used |
| Printed circuit boards (with a surface greater than 10 square cm) | Product has |
printed circuit boards (with a surface greater than 10 square cm)
Component contain toner, ink and liquids| No used
Plastic containing BFR| No used
Component and waste contain asbestos| No used
CRT| No used
Component contain CFC, HCFC, HFC and HC| No used
Gas discharge lamps| No used
LCD display > 100 cm2| Product has an LCD greater than 100 cm2
External electric cable| Product has external cables
Component contain refractory ceramic fibers| No used
Component contain radio-active substances| No used
Electrolyte capacitors (height
25mm, diameter > 25mm)
| Product has electrolyte capacitors (height >25mm, diameter > 25mm)
Tools Required
List the type and size of the tools that would typically can be used to
disassemble the product to a point where components and materials requiring
selective treatment can be removed.
Tool Description:
- Screwdriver
- Scraper Bar
- Penknife
- Soldering iron and absorber