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Toshiba Portege A100. How to replace CPU fan.

Toshiba Portege A100 disassembly.


   
Toshiba Portege A100. Remove laptop battery.

STEP 1

Unlock and remove the computer battery.

   
 
 
   
Toshiba Portege A100. Remove palmrest screw.

STEP 2

There is only one screw on the bottom of the laptop. The screw is securing the palmrest. Remove the screw.

   
Toshiba Portege A100. Lift up keyboard strip.

STEP 3

Lift up one edge of the keyboard securing strip with a sharp object. Continue removing the strip with your fingers. Do not pry the strip too much or you can break it.

   
Toshiba Portege A100. Remove keyboard strip.

STEP 4

Remove the keyboard securing strip.

   
Toshiba Portege A100. Removing laptop keyboard.

STEP 5

Remove two screws securing the keyboard and lift it up to get access to the keyboard cable.

   
Toshiba Portege A100. Disconnect notebook keyboard.

STEP 6

Carefully open the keyboard connector on the system board and remove the cable. Open the connector first or you can damage the cable.

   
Lift Keyboard Strip

STEP 7

Remove three screws securing the palmrest.

   
Toshiba Portege A100. Unlock latches on palmrest.

STEP 8

Start removing the palmrest with your fingers. It would be a little be tough.

   
Toshiba Portege A100. Remove laptop palmrest.

STEP 9

Remove the palmrest.

   
Toshiba Portege A100. Remove modem card and wireless card.

STEP 10

Disconnect two antenna cables from the wireless card and remove the card.
I'm not going to remove the modem card. If you need to remove it, unscrew two screws, lift up the modem and disconnect the cable.
Remove one screw securing the hard drive cover.

   
Toshiba Portege A100. Remove hard drive cover.

STEP 11

Remove the hard drive cover.

   
Toshiba Portege A100. Remove laptop hard drive.

STEP 12

Slide the hard drive to the left to disconnect it from the system board.
Remove the hard drive from the laptop.

   
Toshiba Portege A100. Remove notebook memory.

STEP 13

Remove both memory modules and disconnect a connector on the system board (not sure exactly what is that).

   
Toshiba Portege A100. Disconnect and remove CMOS battery.

STEP 14

Disconnect the CMOS (RTC) battery cable on the system board and remove the battery.

   
Toshiba Portege A100. Opne laptop case.

STEP 15

Remove one screw securing the DVD drive.

   
Toshiba Portege A100. Open optical drive.

STEP 16

Open the DVD drive with a paper clip.

   
Toshiba Portege A100. Remove DVD drive.

STEP 17

Open the DVD drive and carefully pull it from the laptop.

 

   
Toshiba Portege A100. Taking apart laptop.

STEP 18

Remove all screws marked with red circles.

   
Toshiba Portege A100. Remove laptop top cover and LCD screen.

STEP 19

Lift up the top cover and LCD screen assembly.

   
Toshiba Portege A100. Removing system board.

STEP 20

Remove two screws securing the system board and disconnect the CPU fan cable.

   
Toshiba Portege A100. Lift up system board.

STEP 21

Lift up the system board from the laptop base and remove it.

   
Toshiba Portege A100. Remove laptop modem.

STEP 22

I do not need to remove the modem so I'll leave it connected to the system board.

   
Toshiba Portege A100. Remove laptop heatsink.

STEP 23

If you need to remove the laptop heatsink, you can do it now.

   
Toshiba Portege A100. Remove CPU fan.

STEP 24

Remove two screws from the CPU fan.

   
Toshiba Portege A100. Replace CPU fan.

STEP 25

Remove the CPU fan and replace it. I found that a CPU fan from Toshiba Portege 3500 will fit fine into this model.

   
Toshiba Portege A100. Laptop disassembled.

STEP 26

Toshiba Portege A100 is disassembled.

   
 

 

 

 

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