HP ProBook 450 G3 Fan Replacement

はじめに

A computer fan is a part that is constantly in use while the computer is on. This can cause it to eventually fail. This guide will show you how to replace your fan in order to extend the life of your laptop.

必要な工具と部品

手順1 Battery

HP ProBook 450 G3 Fan Replacement, Battery: 手順 1、 2の画像 1

HP ProBook 450 G3 Fan Replacement, Battery: 手順 1、 2の画像 2

Make sure you turn off the laptop before you start.
Push the release on the right side of the computer to the center.
Push and hold the release on the left side of the computer towards the center.

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手順2

Once the releases are in position, pull the battery out.

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手順3 Hard Drive

HP ProBook 450 G3 Fan Replacement, Hard Drive: 手順 3、 3の画像 1

HP ProBook 450 G3 Fan Replacement, Hard Drive: 手順 3、 3の画像 2

HP ProBook 450 G3 Fan Replacement, Hard Drive: 手順 3、 3の画像 3

The screw will not come out, after you unscrew it.
Unscrew the 2.5 mm screw with PH00 screwdriver.
Pull the cover off the computer using two hands.

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手順4

Unscrew the all four 2.5 mm screws with the PH00 screwdriver.
Then carefully pull to the right the hard-drive. It should release from its container.

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手順5 Optical Drive

HP ProBook 450 G3 Fan Replacement, Optical Drive: 手順 5、 1の画像 1

Remove the 2.5 torx screw.
Pivot the spudger between the hard-drive and the optical drive. Push the optical drive away from the center of the computer.

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手順6

Using the spudger carefully place the pointed end into the gap that covers the optical drive.

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手順7 Fan

HP ProBook 450 G3 Fan Replacement, Fan: 手順 7、 2の画像 1

HP ProBook 450 G3 Fan Replacement, Fan: 手順 7、 2の画像 2

Once the battery, hard drive, and optical drive cover are removed, begin removing all of the screws on the bottom plate of the laptop.
These are Phillips 00 5mm screws.
There are also several Phillips 00 2.5mm screws under the battery, optical drive cover, and hard drive.

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手順8

Once all of the Phillips 00 screws are removed, use a spudger to remove the four rubber stops in each corner. Underneath, there will be four Torx bit 8 size 5mm screws that need to be removed.

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手順9

Once all of the screws on the bottom are removed, flip your laptop over and open it so the keyboard is visible.

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手順10

To remove the keyboard, gently insert the spudger underneath it along an edge and work it around to unsnap

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手順11

Once keyboard is removed, there will be two ribbon cables connecting the keyboard to the laptop. there will be two latches holding the cables in place on the laptop. to undo these latches, insert a spudger underneath the latch and lift up to free the cable.

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手順12

Do the same for the removal of the ribbon cable connecting the motherboard to the wireless card.

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手順13

Underneath where the keyboard was, there will be more Phillips 00 5mm screws. Remove all of them.

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手順14

Once all of the screws are removed, you can open the laptop case itself. Begin by inserting a metal spudger between the top and bottom halves of the case. work your way all the way around slowly, unsnapping the snaps that hold the case together.

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