Dell S2422HZ User manual

1 DELL S2422HZ

Use a Philips-head screwdriver to remove 4pcs

screws for unlocking rear cover with the assembled

unit.

(No.1~4 screw size=M4x11; Torque=11±1kgfxcm)

Take out all accessories including label(optinal), QSG,

USB Type-C cable, power cable, manual and other

packing materials from the carton. (Note: It depends

on whether users returning the accessories)

Open the carton with a proper tool.

1. Disassembly Procedures:

Take out the monitor from EPE-bag and put the LCD

monitor on a protective cushion.

Take out the base and molded pulp from the carton,

then take out the monitor and stand from the carton.

Wedge your fingers between rear cover and the

middle bezel on the corners 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. Remove the

rear cover and put it aside.

Tear off 3pcs aluminum foils, then disconnect

speaker’s cable away from the connector of the

interface board. Use a Philips-head screwdriver to

remove 6pcs screws for unlocking the two speakers.

(No.1~6 screw size=M3x3.5, Torque=3~4 kgfxcm)

QSG

USB Type-C cable

power cable

manual

base

monitor

stand

label(optinal)

DELL S2422HZ

Disconnect the LVDS cable and 1pcs panel lamp

cable away from the connectors of the panel

module, then take away the bracket chassis module

and then put the bracket chassis module on a

protective cushion.

Release the speakers from the probers of the middle

bezel, then tear off 1pcs aluminum foil to uncover

the two LVDS connector, and then disconnect the

USB cable, function key cable and camera

connective cable away from the connectors of the

interface board.

Disconnect the connective cable from the connector

of the connect board, then use a Philips-head

screwdriver to remove one screw for unlocking the

connect board, then release the connect board from

the hooks of the camera unit. se a Philips-head

screwdriver to remove 4pcs screws for unlocking the

bracket chassis module with the panel module.

(No.1~5 Screw size= M3x3, Torque=5±0.5kgfxcm)

Use a Philips-head screwdriver to remove 1pcs

screw for unlocking the USB board with middle

bezel, then release the USB board from the hooks of

the middle bezel. Use a Philips-head screwdriver to

remove 2pcs screws for unlocking the middle bezel

with front bezel. Tear off the tape to release the

camera connective cable from the panel.

(No.1~2 screw size=M2x3.3, Torque=1±0.2kgfxcm;

No.3 screw size=M3x4, Torque=5±0.5kgfxcm)

S10

S11

3DELL S2422HZ

Tear off the Mic cable away from the panel , and then

lift up the middle bezel, then put it on a cushion foam

for later disassembling.

Use a Philips-head screwdriver to remove 4pcs

screws for unlocking the camera board, and then

remove assembled camera unit and put it aside for

later disassembling.

(No.1~4 screw size=M3x3.5, Torque=2±0.5kgfxcm)

S12

Tear off the camera glass, then release the back

cover away from the unit, then use a Philips-head

screwdriver to remove 2pcs screws for unlocking the

holder board with the camera from the bracket unit,

and then disconnect the connective cable from the

camera. Tear off camera from the holder board.

(No.1~2 screw size=M3x5, Torque=3±0.5kgfxcm)

S13 Use a Philips-head screwdriver to remove 11pcs

screws for unlocking the middle bezel unit with the

panel module.

(No.1~11 screw size=M3x4, Torque=5±0.5kgfxcm)

S14

S15

710

DELL S2422HZ

Use a Philips-head screwdriver to remove

screws for interface board and power board. Release

the connective cable and panel lamp cable from the

hooks of the bracket

8pcs

(No.1 screw size=M4x8, Torque=5±0.5kgfxcm;

No.2~8 screw size=M3x7.5, Torque=5±0.5kgfxcm)

Remove the power board and interface board from

the

disconnect all of the cables.

bracket chassis module carefully, and then

Remove the Mylar tape from the hooks of the

bracket.

Disassemble the front bezel with the panel module,

then remove the front bezel.

S18

S19

S20

Put the middle bezel into a fixture. Use a Philips-

head screwdriver to remove 2pcs screws to unlock

the right and left Mic board, then release the right

and left Mic board unit from the middle bezel by

tearing off the aluminum foil.

(No.1~2 screw size=M2x2.4, Torque=1±0.2kgfxcm)

S16

Turn over the middle bezel, and then tear off the

adhesive tape for releasing the function key cable.

Use a Philips-head screwdriver to remove 3pcs

screws to unlock the function key board.

(No.1~3 screw size=M2x2.4, Torque=1±0.2kgfxcm)

S17

S21

513

5DELL S2422HZ

Remove electrolyte capacitors (red mark) from

printed circuit boards.

S22

S22-1 Cut the glue between bulk cap. and PCB with a knife.

S22-2 Ensure cutting path within the glue, don’t touch bulk

cap. or PCB.

S22-4 Take out bulk cap. pin solder with soldering iron and

absorber.

S22-5 Lift the bulk cap. up and away from the PCB.

S22-3 Cut into the bottom of bulk cap. and pullit up

carefully.

DELL S2422HZ

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)

3. 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 (Phillip head) #1

- Screwdriver (Phillip head) #2

- Penknife

- Soldering iron and absorber

2. Product material information

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