Sony Vaio Pcg 933A Thermal Paste Replacement Repair Guide

Difficulty

Difficult

Steps

Time Required

                          40 minutes

Sections

Battery
2 steps
Keyboard
5 steps
Thermal Paste
8 steps

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Introduction

What you need

Step 1

              Battery

Turn the laptop upside down so that the top is sitting on a flat surface.
If you are looking at the bottom of the laptop the battery is located on the front right side of the laptop; the opposite side from the floppy disk drive.

Turn the laptop upside down so that the top is sitting on a flat surface.

If you are looking at the bottom of the laptop the battery is located on the front right side of the laptop; the opposite side from the floppy disk drive.

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Step 2

As shown by the arrow, slide the plastic cover up and then pull out and downwards.
You should now be able to pull the battery out.

As shown by the arrow, slide the plastic cover up and then pull out and downwards.

You should now be able to pull the battery out.

Step 3

              Keyboard

Remove the four 16 mm screws bordering the edge of the laptop using a Phillips #0 screwdriver.

Remove the four 16 mm screws bordering the edge of the laptop using a Phillips #0 screwdriver.

Step 4

Remove the 4mm screw on the right rear side of the laptop next to the audio ports using a Phillips #0 screwdriver.
This will release the speaker grille.

Remove the 4mm screw on the right rear side of the laptop next to the audio ports using a Phillips #0 screwdriver.

This will release the speaker grille.

Step 5

Flip the computer so the key board is facing up.

Flip the computer so the key board is facing up.

Step 6

Slide the blue speaker grille (located above the keyboard) to the right and gently pull upward. The grille will still be connected by a white electrical strip.
Carefully pull out the white electrical strip. By doing this you will remove the speaker grille.

Slide the blue speaker grille (located above the keyboard) to the right and gently pull upward. The grille will still be connected by a white electrical strip.

Carefully pull out the white electrical strip. By doing this you will remove the speaker grille.

Step 7

Remove the 4mm screw in the center using a Phillips screwdriver.
Carefully and slowly pull the green strip straight up (away from the laptop) to disconnect it. Make sure not to pull too hard to avoid breaking.
The keyboard can now be removed.

Remove the 4mm screw in the center using a Phillips screwdriver.

Carefully and slowly pull the green strip straight up (away from the laptop) to disconnect it. Make sure not to pull too hard to avoid breaking.

The keyboard can now be removed.

Step 8

              Thermal Paste

Remove the two 4mm Phillips screws in the center of the computer located on each side of the copper electrical strip.

Remove the two 4mm Phillips screws in the center of the computer located on each side of the copper electrical strip.

Step 9

Remove the four 4mm Phillips screws around the hard drive cage.
WARNING: DVD drive is now loose as well.
Lift hard drive cage straight up.
Carefully disconnect the copper strip to pull out the hard drive.

Remove the four 4mm Phillips screws around the hard drive cage.

WARNING: DVD drive is now loose as well.

Lift hard drive cage straight up.

Carefully disconnect the copper strip to pull out the hard drive.

Step 10

With the hard drive removed, unscrew the four 6mm brass colored, Phillips screws under the hard drive cage
This will allow you to remove the hard drive mounting bracket

With the hard drive removed, unscrew the four 6mm brass colored, Phillips screws under the hard drive cage

This will allow you to remove the hard drive mounting bracket

Step 11

Remove the three 6mm brass colored, Phillips screws that hold the fan cage in place.

Remove the three 6mm brass colored, Phillips screws that hold the fan cage in place.

Step 12

Remove the two 4mm black Phillips screws shown here.
Remove the 18mm silver Phillips screw shown here.
Now remove the silver tab.

Remove the two 4mm black Phillips screws shown here.

Remove the 18mm silver Phillips screw shown here.

Now remove the silver tab.

Step 13

Remove the blue and red fan power cords.

Remove the blue and red fan power cords.

Step 14

Carefully pull up and out on the metal heat sink and fan bracket.
You should be able to see the thermal paste.

Carefully pull up and out on the metal heat sink and fan bracket.

You should be able to see the thermal paste.

Step 15

To remove thermal paste thoroughly, put isopropyl alcohol (70% or greater) on a paper towel and wipe thermal paste off. Some force may be required.
Apply new thermal paste to CPU.

To remove thermal paste thoroughly, put isopropyl alcohol (70% or greater) on a paper towel and wipe thermal paste off. Some force may be required.

Apply new thermal paste to CPU.

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

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                    Sara Lillard

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                       Cal Poly, Team 12-36, Maness Spring 2011                        

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