BenQ BL2420PT Manuale utente

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Recycle Disassemble Instruction

(Dismantled Information)

Requirements according to ANNEX VII of DIRECTIVE 2012/19/EU

on waste electrical and electronic equipment (WEEE)

Materials and components with hazardous content

LCDs may contain hazardous substances like Pb and BFRs which are covered by

exemptions under the RoHS directive. However, the majority is present in the printed

circuit boards assembly. In order to reduce emissions as much as possible, a complete

disposal of the old appliance is required. This treatment may only be performed in

authorized handling plants.

Product Name:

LCD Monitor

Model No.:

BL2420PT

Disassembly Tools

Tool picture

Philips Screwdriver for M3 Screw

Nosed Pliers

Diagonal Cutting Pliers

Slotted screwdriver

Six Point Sockets

Philips Screwdriver for M2.5 Screw

Knife

Disassembly process

1) Remove the base

Place the monitor face down on a smooth surface. Be careful to avoid scratch and injury during the process of uninstall.

Remove the screw and then rotate the base as below picture to remove the base.

2) Remove the stand.

Holding the stand and press the button, and so you can remove the stand.

Open

3) Remove the rear cover

Unscrew the screws from the rear cover.

Pull apart bezel & rear cover.

Note: Be careful, the BEZEL CLIP is easy to break.

Note: The positions of the clips on the rear cover are as follow. There are some small gaps between CLIPS. It’s

suggested to separate bezel and rear cover from the gaps.

4) Remove the main frame from the panel.

Remove the aluminum foil; pull out the wire marked in red circles to remove the mainframe.

Note: When you assembled the LCD, you must tidy the wire as follow picture.

Example: You can separate the

bezel and rear cover from

Turn over the mainframe to remove the tapes and LVDS cable.

5) Remove the AC cover from the mainframe.

6) Remove the Mylar from power board.

Remove the Mylar from power board.

7) Remove the boards from the main frame

And then remove screws in red, pull out the wire to remove the main board and power board.

Turn over the power board and main board; remove the speaker cable, and other cables.

The power board

The main board

8) Remove the speaker

Pull at the foot of the speaker strongly as follow picture.

9) Remove the panel

Note

：

Be course the panel is easy to broken, when we remove the panel, we should hold the iron on the panel

edge use two hands at the same time, and should avoid touching the panel surface.

10) The bezel unit.

Disassembly Time

Total time: 30 minutes