Hp Probook 455 G1 Cooling Fan Replacement Repair Guide

Difficulty

Difficult

Steps

Time Required

                          50 minutes - 1 hour

Sections

Battery
3 steps
Service Panel
2 steps
Hard Drive
3 steps
DVD/CD Drive
3 steps
Motherboard
12 steps
Cooling Fan
4 steps

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Introduction

What you need

Step 1

              Battery

Turn the computer upside down on a flat side, so that you are seeing the underside of the laptop.
Before removing the battery, make sure that the computer is turned off and that the power cord is not plugged into the computer.

Turn the computer upside down on a flat side, so that you are seeing the underside of the laptop.

Before removing the battery, make sure that the computer is turned off and that the power cord is not plugged into the computer.

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Step 2

Slide the two battery release latches towards the center of the laptop to release the battery.

Slide the two battery release latches towards the center of the laptop to release the battery.

Step 3

Tilt the battery upward.
Remove it from the laptop.

Tilt the battery upward.

Remove it from the laptop.

Step 4

              Service Panel

Slide the two release latches that were mentioned in the battery removal process to release the service panel.

Slide the two release latches that were mentioned in the battery removal process to release the service panel.

Step 5

Slide the service panel toward you using your thumbs.
Lift it to remove the panel and reveal inner components of the computer.

Slide the service panel toward you using your thumbs.

Lift it to remove the panel and reveal inner components of the computer.

Step 6

              Hard Drive

Using a Phillips #0 Screwdriver, remove the four Phillips 3 mm screws that secure the hard drive into the computer.

Using a Phillips #0 Screwdriver, remove the four Phillips 3 mm screws that secure the hard drive into the computer.

Step 7

Pull the hard drive cover tab to the left in order to disconnect the hard drive from the computer.

Pull the hard drive cover tab to the left in order to disconnect the hard drive from the computer.

Step 8

Finally, using the same tab, lift the hard drive out of the hard drive port.

Finally, using the same tab, lift the hard drive out of the hard drive port.

Step 9

              DVD/CD Drive

Using a Phillips P0 Screwdriver, remove the 6 millimeter screw that secures the DVD/CD drive to the computer.
It will be located in the upper left section of the computer, housed in a small square hole in the computer frame.
The Phillips head screwdriver is the screwdriver with a “+” shaped tip. P0 refers to the name/size of this particular Phillips head screwdriver.

Using a Phillips P0 Screwdriver, remove the 6 millimeter screw that secures the DVD/CD drive to the computer.

It will be located in the upper left section of the computer, housed in a small square hole in the computer frame.

The Phillips head screwdriver is the screwdriver with a “+” shaped tip. P0 refers to the name/size of this particular Phillips head screwdriver.

Step 10

Using the screwdriver, gently push the silver tab that the screw secured to the left to release the DVD/CD drive from the computer.

Using the screwdriver, gently push the silver tab that the screw secured to the left to release the DVD/CD drive from the computer.

Step 11

The DVD/CD drive will be extended from the side of the laptop. Slowly remove it from the computer.

The DVD/CD drive will be extended from the side of the laptop. Slowly remove it from the computer.

Step 12

              Motherboard

Use the tweezers to remove the six rubber stops on the side edges of the laptop.
These stops are covering six additional screws that need to be removed.

Use the tweezers to remove the six rubber stops on the side edges of the laptop.

These stops are covering six additional screws that need to be removed.

Step 13

Using the Torx T8 screwdriver, remove the 13 Torx 6 millimeter screws on the bottom frame of the laptop.
Using the Phillips P0 screwdriver, remove the 2 Phillips 6 millimeter screws on the bottom frame of the laptop.
The 2 Phillips 6 millimeter screws can be identified by the small keyboard logo nearby.
Remove the 2 Phillips 3 millimeter screws from the edge of the frame where the optical drive was previously located.
Remove the 5 Phillips 3 millimeter screws from the area where the battery was previously located.
The Torx screwdriver is the screwdriver with a six-pointed star shaped tip. T8 refers to the name/size of this particular Torx head screwdriver.
The Phillips head screwdriver is the screwdriver with a “+” shaped tip. P0 refers to the name/size of this particular Phillips head screwdriver.

Using the Torx T8 screwdriver, remove the 13 Torx 6 millimeter screws on the bottom frame of the laptop.

Using the Phillips P0 screwdriver, remove the 2 Phillips 6 millimeter screws on the bottom frame of the laptop.

The 2 Phillips 6 millimeter screws can be identified by the small keyboard logo nearby.

Remove the 2 Phillips 3 millimeter screws from the edge of the frame where the optical drive was previously located.

Remove the 5 Phillips 3 millimeter screws from the area where the battery was previously located.

The Torx screwdriver is the screwdriver with a six-pointed star shaped tip. T8 refers to the name/size of this particular Torx head screwdriver.

Step 14

Reposition the computer so that it is upright and opened toward you.
Take the keyboard and slide it slightly towards you so it is disengaged from the top cover.

Reposition the computer so that it is upright and opened toward you.

Take the keyboard and slide it slightly towards you so it is disengaged from the top cover.

Step 15

Lift the keyboard slowly, at an angle.

Lift the keyboard slowly, at an angle.

Step 16

Disconnect the keyboard ribbon by carefully lifting the thin, black connector latch and separating the keyboard from the rest of the laptop.

Disconnect the keyboard ribbon by carefully lifting the thin, black connector latch and separating the keyboard from the rest of the laptop.

Step 17

Using the Torx T8 screwdriver, remove the 4 Torx 6 millimeter screws that are underneath the keyboard.
The Torx screwdriver is the screwdriver with a six-pointed star shaped tip. T8 refers to the name/size of this particular Torx head screwdriver.

Using the Torx T8 screwdriver, remove the 4 Torx 6 millimeter screws that are underneath the keyboard.

Step 18

Disconnect the 3 ribbons from the motherboard by carefully lifting the thin, black connector latches and taking the cable out of its connecting slot.
Disconnect the small connector from the motherboard by sliding it out of it’s port.
The ribbons are the strips of thin material with either blue or purple ends.

Disconnect the 3 ribbons from the motherboard by carefully lifting the thin, black connector latches and taking the cable out of its connecting slot.

Disconnect the small connector from the motherboard by sliding it out of it’s port.

The ribbons are the strips of thin material with either blue or purple ends.

Step 19

Using a plastic opening tool, slowly and carefully detach the top cover from the bottom frame.
Do not do this step too fast or forcefully as there is a hidden cable connected between the two frames.
Make sure all of the screws mentioned in the previous steps have been removed. If some screws remain, the frames will not separate.

Using a plastic opening tool, slowly and carefully detach the top cover from the bottom frame.

Do not do this step too fast or forcefully as there is a hidden cable connected between the two frames.

Make sure all of the screws mentioned in the previous steps have been removed. If some screws remain, the frames will not separate.

Step 20

Carefully disconnect that hidden ribbon from the motherboard.
After the ribbon is disconnected, fully separate the the two pieces and position the laptop upright, in front of you again.

Carefully disconnect that hidden ribbon from the motherboard.

After the ribbon is disconnected, fully separate the the two pieces and position the laptop upright, in front of you again.

Step 21

Remove the 3 Phillips 4 millimeter screws that secure the motherboard and DVD/CD drive extension board to the laptop frame.
Remove the 2 Phillips 4 millimeter screws that secure the battery connecting port to the laptop frame.
The Phillips head screwdriver is the screwdriver with a “+” shaped tip.

Remove the 3 Phillips 4 millimeter screws that secure the motherboard and DVD/CD drive extension board to the laptop frame.

Remove the 2 Phillips 4 millimeter screws that secure the battery connecting port to the laptop frame.

The Phillips head screwdriver is the screwdriver with a “+” shaped tip.

Step 22

Disconnect the ribbon attached to the motherboard

Disconnect the ribbon attached to the motherboard

Step 23

Lift the right side of the motherboard up at an angle.
Continue to pull the motherboard up and toward the right to fully separate it from the laptop.

Lift the right side of the motherboard up at an angle.

Continue to pull the motherboard up and toward the right to fully separate it from the laptop.

Step 24

              Cooling Fan

Turn the motherboard over and lay it flat so that the copper “L” is visible.

Turn the motherboard over and lay it flat so that the copper “L” is visible.

Step 25

Loosen the 4 Phillips 5.5 millimeter screws that secure the cooling fan system from the motherboard.
These screws cannot be completely removed from the cooling fan component. Unscrew them enough so that the cooling fan component detaches from the motherboard.
The Phillips head screwdriver is the screwdriver with a “+” shaped tip.

Loosen the 4 Phillips 5.5 millimeter screws that secure the cooling fan system from the motherboard.

These screws cannot be completely removed from the cooling fan component. Unscrew them enough so that the cooling fan component detaches from the motherboard.

Step 26

Disconnect the small cable that connects the fan to the motherboard.

Disconnect the small cable that connects the fan to the motherboard.

Step 27

Lift the fan from the motherboard to fully remove it.

Lift the fan from the motherboard to fully remove it.

To reassemble your device, follow these instructions in reverse order.

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                    Donald MacPhail

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Introduction#

What you need#

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Introduction

What you need

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