DELL U2419H Ultrasharp 24 inch Monitor User Guide

U2419H

Disassembly Procedures:

S1 Open the carton with a proper tool.
S2 Take out all accessories including QSG, Delta-e-paper, user’s manual, DP cable, USB cable, power cable and other packing materials from the carton.(Note: It depends on whether users return the accessories)
S3 Take out the base, Paper-Top, and stand from the carton, then take out the monitor from the pizza carton.
S4 Take out the monitor from the EPE bag and put the LCD monitor on a protective cushion.
S5 Use a Philips-head screwdriver to remove four screws for unlocking mechanisms.
(No.1~4 screw size=M4x8; Torque=10~11kgfxcm)

S6 Wedge your fingers between the rear cover and the middle bezel on the corner of the top side of the monitor to release the rear cover, then use one hand to press the middle bezel, the other hand to pull up carefully the rear cover in order of arrow preference for unlocking mechanisms of rear cover.
S7 Lift the rear cover up carefully. Disconnect the USB FFC cable from the connector of the interface board, and then remove the rear cover.
Use a Philips-head screwdriver to remove one screw for unlocking the USB board unit, then release the USB board unit and put it aside.
(No.1 screw size=M3x6, Torque=4±0.5kgfxcm)
S8 Tear off 3pcs aluminum foils for unfixing the panel lamp cable.
S9 Use a proper tool to release the function key cable from the connector, then pull the function key cable high for releasing the function key cable as the picture below shows.
S10 Use a Philips-head screwdriver to remove 5pcs screws for unlocking the front bezel with the assembled unit.
(No.1~5 screw size=M2x2.7, Torque=3±0.5kgfxcm)
S11 Use a Philips-head screwdriver to remove 2pcs . screws(left and right) for unlocking the front bezel with the panel module, then disassemble the front bezel with the unit and put it aside.
(No.1~2 Screw size= M3x0.5×4, Torque=3~4kgfxcm)
S12 Tear off the mylar tape on the function keyboard, then use a Philips- head screwdriver to tighten 3pcs screws for locking the function keyboard with the front bezel.
(No.1~3 Screw size= M2x2.4, Torque=1±0.2kgfxcm)
Unplug the panel lamp cables from the connectors of the panel module and power board.
S13 Use a Philips-head screwdriver to remove 4pcs.screws for locking the bracket chassis module with the panel
(No.1~4 Screw size= M3x0.5×3, Torque=5~6kgfxcm)
S14 Lift up the bracket chassis, and disconnect the LVDS cable from the connector of the panel module, then put the bracket chassis on a protective cushion.
S15 Turn over the bracket chassis module. Remove the Mylar from the hooks of the bracket, and then use a Philips-head screwdriver to remove two screws for unlocking the AC power outlet.
(No.1~2 screw size=M3x10, Torque=6±0.5kgfxcm)
S16 Use a Philips-head screwdriver to remove 6pcs screws for unlocking the power board and interface board.
(No.1 screw size=M4x8, Torque=6±0.5kgfxcm;
No.2~6 screw size=M3x7.5, Torque=6±0.5kgfxcm)
S17 Remove the circuit boards from the bracket chassis module carefully, and then disconnect all of the cables.
S18 Remove electrolyte capacitors (red mark) from printed circuit boardsS1-1 Cut the glue between bulk caps. and PCB with a knifeS1-2 Ensures cutting path within the glue, don’t touch bulk cap. or PCBS1-3 Cut into the bottom of the bulk cap. and pull it up carefullyS1-4 Take out the bulk cap. pin solder with soldering iron and absorber
S1-5 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.

has printed circuit boards (with a surface greater than 10 square cm)
The component contains 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| The product has an LCD greater than 100 cm2
External electric cable| The product has external cables
The component contains refractory ceramic fibers| No used
The component contains radioactive 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 be used to disassemble the product to a point where components and materials requiring selective treatment can be removed.
Tool Description:
– Screwdriver (Phillip’s head) #1
– Screwdriver (Phillip’s head) #2
– Penknife
– Soldering iron and absorber

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