Acer AL1714 Power Button Circuit Board

はじめに

This guide will demonstrate the steps needed to disconnect and replace the Power Button Circuit Board in the Acer AL1714. A malfunction in this part can cause possible issues with the ability to turn your device on.

必要な工具と部品

手順1 Power Button Circuit Board

Acer AL1714 Power Button Circuit Board, Power Button Circuit Board: 手順 1、 2の画像 1

Acer AL1714 Power Button Circuit Board, Power Button Circuit Board: 手順 1、 2の画像 2

Turn the monitor facedown.
Unscrew the 5 screws holding the back cover on.
(This may require flipping the monitor over and shaking the screws loose once they're already unscrewed)

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手順2

Acer AL1714 Power Button Circuit Board: 手順 2、 3の画像 3

Take the edge tool or a metal ruler and insert it into the bezel.
Apply pressure and push down.
Do the same to the right side.
Once the side of bezel facing you is decoupled, take the back cover and pry it loose.

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手順3

Acer AL1714 Power Button Circuit Board: 手順 3、 3の画像 3

Remove the Flat Flex Cable from the Power Supply Board under the metal cover.
Pull the cord back and out of the way.
(It may be stuck down with adhesive)

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手順4

Acer AL1714 Power Button Circuit Board: 手順 4、 3の画像 3

Unscrew the cord anchors for the VGA port.
(Use needle nose pliers if they're too tight for removal by hand)

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手順5

Turn the monitor around.
Unscrew the 1 screw holding the Flex Power Cable cover.
Lift up and remove the Flex Power Cable cover.
(Careful: This may be sharp)

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手順6

Unscrew the 5 screws holding the metal cage on.

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手順7

Turn the monitor around.
Lift up on the back of the metal cage slightly.
Pull the cage toward self.
(Must be careful to free the cover of the VGA port and power supply input)

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手順8

Acer AL1714 Power Button Circuit Board: 手順 8、 3の画像 3

Lift up on the Flat Flex Cable holder tabs to release cords.
Lift up on the Flat Flex Cables and bend them out of the working area.

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手順9

Acer AL1714 Power Button Circuit Board: 手順 9、 3の画像 3

Unplug the 4 backlight wires from their ports on the Power Supply Board.
(Considering their size, the best way to unplug the backlight wires is by slowly jiggling wires out of place)

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手順10

Unscrew the 5 screws holding the Power Supply Board and Video Display boards on.

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手順11

Lift up and remove the joined Power Supply Board and Video Display boards.

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手順12

Acer AL1714 Power Button Circuit Board: 手順 12、 3の画像 3

Carefully detach the Power Supply and Video Display boards at their connector joint.
(This step is not necessary for the removal and replacement of the Power Button Circuit board)
(This is only a precaution so as not to bend or break the connector joint between the two boards)