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Dell S2421HS Teardown Manual

Dell S2421HS Teardown Manual

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1
S2421HS/HSX
1. Disassembly Procedures:
S1
Open the Pizza carton with a proper tool.
Take out all of the
cable, power cable, CD&user's manual, stand base,
S2
stand riser and EEI label from the carton. (Note: It
depends on whether users returning the accessories)
Take out of the
molded pulp with base
S3
carton, then take out the riser and monitor from the
EPE bag and put it on a protective cushion.
monitor
accessories including
QSG,
label and paper
QSG
HDMI cable
user's manual
power cable
base
from the
riser
Use a Philips-head screwdriver to remove 4pcs
S4
screws for unlocking mechanisms.
(No.1~4 screw size=M4x11; Torque=7 8kgfxcm)
HDMI
Wedge your fingers between the 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
S5
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.
2
Tear off 2pcs aluminum foils, and then disconnect
the function key cable away from the connector of
S6
the board. Disconnect the panel lamp cable and
function key cable away from the connectors of the
panel module and board.
~
2
3
1
4
.
1
2
3

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Summary of Contents for Dell S2421HS

  • Page 1 S2421HS/HSX 1. Disassembly Procedures: Use a Philips-head screwdriver to remove 4pcs screws for unlocking mechanisms. Open the Pizza carton with a proper tool. (No.1~4 screw size=M4x11; Torque=7 8kgfxcm) Take out all of the accessories including QSG, HDMI cable, power cable, CD&user’s manual, stand base, Wedge your fingers between the rear cover and the stand riser and EEI label from the carton.
  • Page 2 S2421HS/HSX Use a Philips-head screwdriver to remove 16pcs screws for unlocking the middle bezel. (No.1~11 screw size=M3x4, Torque=3~4kgfxcm; No.12~16 screw size=M2x3.3, Torque=1±0.2kgfxcm) ift up the panel module with the bracket chassis for releasing the front bezel away from the panel module, and then tear off the tape.
  • Page 3 S2421HS/HSX Take away the bracket chassis module and then put the bracket chassis module on a protective cushion. Remove the interface board and power board from the bracket chassis module carefully, and disconnect all the cables. Remove the Mylar from the hooks of the bracket chassis module.
  • Page 4 S2421HS/HSX S16-4 Take out bulk cap. pin solder with soldering iron and Remove electrolyte capacitors (red mark) from absorber. printed circuit boards. S16-1 Cut the glue between bulk cap. and PCB with a knife. S16-5 Lift the bulk cap. up and away from the PCB.
  • Page 5 S2421HS/HSX 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...

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