Compaq Presario Cq58 Cooling Fan System Cleaning Repair Guide

Difficulty

Difficult

Steps

10

Time Required

                          20 - 30 minutes            

Sections

1

• Cooling / FAN system cleaning
• 10 steps

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Introduction

how to disassemble / take apart Compaq Presario CQ58, clean the Cooling / Fan System and change the thermal Compound / Grease.

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What you need

Video Overview

Step 1

              Cooling / FAN system cleaning               

• Switch-off the laptop and remove the battery.
• Remove the memory cover.

Switch-off the laptop and remove the battery.

Remove the memory cover.

1024

Step 2

• Remove the HDD cover.
• Unpin the HDD.

Remove the HDD cover.

Unpin the HDD.

Step 3

• Near to the WiFi card you can see one screw hole with a keyboard symbol. This screw holds the Keyboard.
• To remove the Keyboard, you must open 5X locking clips.

Near to the WiFi card you can see one screw hole with a keyboard symbol. This screw holds the Keyboard.

To remove the Keyboard, you must open 5X locking clips.

Step 4

• Under the Keyboard there are:
• 4x M2.5x5.0 screws
• Mouse flex cable connector
• Power On button flex cable connector.
• Unscrew the screws on the bottom side of the laptop:
• 13x M2.5x5.0
• 3x M2.5x3.0

Under the Keyboard there are:

4x M2.5x5.0 screws

Mouse flex cable connector

Power On button flex cable connector.

Unscrew the screws on the bottom side of the laptop:

13x M2.5x5.0

3x M2.5x3.0

Step 5

• Use a plastic tool to separate and remove the upper case.
• Unscrew 5x screws and disconnect:
• LCD Display cable
• Additional USB board cable
• Power jack cable
• Loudspeaker cable
• SATA HDD cable

Use a plastic tool to separate and remove the upper case.

Unscrew 5x screws and disconnect:

LCD Display cable

Additional USB board cable

Power jack cable

Loudspeaker cable

SATA HDD cable

Step 6

• Move a little the LCD display hinge.
• Remove the board by starting from the right side.

Move a little the LCD display hinge.

Remove the board by starting from the right side.

Step 7

• Remove the cooling system.

Remove the cooling system.

Step 8

• Open the fan and clean the dust from inside with a soft brush.

Open the fan and clean the dust from inside with a soft brush.

Step 9

• Clean the old thermal compound (from the CPU and from the heat-sink system).
• Put a new thermal compound and start with reassembling.

Clean the old thermal compound (from the CPU and from the heat-sink system).

Put a new thermal compound and start with reassembling.

Step 10

• When you start the system, check that fan is working.
• Did you do it successfully?

When you start the system, check that fan is working.

Did you do it successfully?

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

Cancel: I did not complete this guide.

                                                                                      9 other people completed this guide.                                             

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                    ZFix                     

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alma francomb - Jul 1, 2016

Reply

A brilliant demonstration really clear and well photographed, only one problem how the !&&* do you get the screws undone mine seem fixed solid

please let me into the secret if there is one.

thanks for the demo anyway.

JF.

David Cooper - Oct 14, 2016

Reply

Thanks for this!

My Son and I have just successfully removed, cleaned and replaced the fan in his laptop by following the instructions above.

Great work.

lone guldbæk kvist - Jan 13, 2018

Reply

Thank you a lot !!!!

Layla - May 30, 2018

Reply

I think i did something wrong? I completed all the steps but my fan (which is brand new) keeps making this scary loud wizzy noise instead of a hum and did i not tightem the screws enough or they to tight?? Please help!

Brendan - Oct 28, 2021

Please ensure the fan metal case is not bent and ensure the fan is properly mounted. If this doesn’t solve your problem, your new fan is defective.