HP 15-ac121dx Motherboard Replacement

はじめに

This guide will teach you how to replace the motherboard, which contains the USB ports. You will need plastic prying tools and a Phillips J001 screw driver.

必要な工具と部品

手順1 Battery

HP 15-ac121dx Motherboard Replacement, Battery: 手順 1、 1の画像 1

Remove all external devices from the computer.
Remove the charging cord from the computer.

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手順2

Turn off the computer by holding the power button.

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手順3

To remove the battery, slide the left slider on the back to the unlocked position.

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手順4

Push the right slider inwards.
Remove the battery out by pulling straight out and to the right.

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手順5 Back Panel

HP 15-ac121dx Motherboard Replacement, Back Panel: 手順 5、 3の画像 1

HP 15-ac121dx Motherboard Replacement, Back Panel: 手順 5、 3の画像 2

HP 15-ac121dx Motherboard Replacement, Back Panel: 手順 5、 3の画像 3

Locate the CD Compartment panel and gently slide it out.

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手順6

Remove the back of the laptop by unscrewing the screws shown.
Also remove the other 5 Phillips screws lining the back cover.

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手順7

HP 15-ac121dx Motherboard Replacement: 手順 7、 3の画像 3

Using the prying tool, wedge it underneath the back of the laptop and do the same all around until the back comes off.
Dont forget to unscrew 2 screws under 2 plastic tabs (one on each hing). The lid will not come off without them being removed!

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手順8 Fan

HP 15-ac121dx Motherboard Replacement, Fan: 手順 8、 3の画像 1

HP 15-ac121dx Motherboard Replacement, Fan: 手順 8、 3の画像 2

HP 15-ac121dx Motherboard Replacement, Fan: 手順 8、 3の画像 3

Locate the Fan as shown.
Pull out the black cable, with four wires attached from its port.

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手順9

Pull out the white cable wire from its port.
Unscrew the two black Phillips screws holding in the fan.

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手順10

Remove fan.
Unscrew the two screws holding in the fan.

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手順11 CD Compartment

HP 15-ac121dx Motherboard Replacement, CD Compartment: 手順 11、 3の画像 1

HP 15-ac121dx Motherboard Replacement, CD Compartment: 手順 11、 3の画像 2

HP 15-ac121dx Motherboard Replacement, CD Compartment: 手順 11、 3の画像 3

Locate the CD Compartment as shown and gently slide it out.

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手順12 Motherboard

HP 15-ac121dx Motherboard Replacement, Motherboard: 手順 12、 1の画像 1

Remove the TEN 3mm screws.
Remove the ONE 9mm screw.

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手順13

Locate the four ribbon clips.
Lift the grey part of the ribbon clips.
Pull the ribbon cable out and repeat this step for all four ribbon cables.
Also use a spudger and release the TWO cables attaching the hard drive to the motherboard. Another ribbon cable is located where the fan was sitting.