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)
S2
Open the carton with a proper tool.
1. Disassembly Procedures:
S1
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.
S3
S4
S5
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.
S6
S7
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)
23
41
3
2
1
2
QSG
USB Type-C cable
power cable
manual
base
monitor
stand
label(optinal)
2
DELL S2422HZ
S8
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.
U
(No.1~5 Screw size= M3x3, Torque=5±0.5kgfxcm)
1
4
S9
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
6
5
1
4
2
3
5
3
2
12
3
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
1
2
4
1
2
3
8
3
710
21
6
11
9
5
4
4
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
12
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
3
12
S21
67
513
2
5
4
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.
6
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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