Dell UltraSharp U3023E Teardown Manual

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1. Disassembly Procedures:

Turn off power.

Unplug external cables(power cable and video

cable) from the monitor.

Remove stand from the product.(Press the stand

release button, lift the stand up and away from the

monitor)

Use a Philips-head screwdriver to remove 4pcs

screws for unlocking mechanisms. Remove DP caps.

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

1kgfxcm)

Tear off screen protector, then 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 the rear cover in

order of arrow preference for unlocking the rear

cover.

Lift the rear cover up carefully. Disconnect the

joystick key cable from the connector of the interface

board, and then remove the rear cover and put it

aside for later disassembling.

Use a Philips-head screwdriver to remove 2pcs

screw for unlocking the key board, then tear off the

tapes and release the key board.

(No.1~2 screw size=M2x3.3, Torque=0.8~1kgfxcm)

DELL U3023E

Page 1 DELL U3023E 1. Disassembly Procedures: Tear off screen protector, then wedge your fingers between rear cover and the middle bezel on the Turn off power. corners of the top side of the monitor to release the rear cover, then use one hand to press the middle...
Page 2 DELL U3023E Tear off the tape on the back of panel module for releasing the LED cable, then lift up and take away the middle bezel, and put it on a cushion foam, and then tear off the mylar tape for releasing the LED board.
Page 3 DELL U3023E Move up the bracket, then push the earing-lock and Use a Philips-head screwdriver to remove 8pcs disconnect the LVDS cable away from the connectors screws for interface board and power board. Release of the panel module. the panel lamp cable from the hook of the bracket.
Page 4 DELL U3023E S18-4 Take out bulk cap. pin solder with soldering iron and Remove electrolyte capacitors (red mark) from absorber. printed circuit boards. S18-1 Cut the glue between bulk cap. and PCB with a knife. S18-5 Lift the bulk cap. up and away from the PCB.
Page 5 DELL U3023E 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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