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Toshiba Portege A100. How to replace CPU fan.

Toshiba Satellite L45, L40 disassembly.

   
Toshiba Portege A100. Remove laptop battery.

STEP 1

Remove laptop battery.
Remove hard drive, memory and video cable covers.

   
 
 
   
Toshiba Portege A100. Remove palmrest screw.

STEP 2

Remove four screws securing the hard drive.
Slide the hard drive down to disconnect it from the motherboard.
Lift up and remove the hard drive.

   
Toshiba Portege A100. Lift up keyboard strip.

STEP 3

Disconnect two antenna cables from the wireless card. Remove two screws securing the wireless card. Lift up and remove the wireless card.
Remove two screws securing the dial-up modem. Lift up the modem to disconnect it from the motherboard. Unplug the cable from the modem.
Remove both memory modules.

   
Toshiba Portege A100. Remove keyboard strip.

STEP 4

Remove one screw from the grounding cable.
Unplug the video cable from the connector on the motherboard.
Remove the yellow sticky tape and release the wireless antenna cables.

   
Toshiba Portege A100. Removing laptop keyboard.

STEP 5

Remove one screw securing the DVD drive.
Push the DVD drive from the laptop with a screwdriver.
Remove the DVD drive.

   
Toshiba Portege A100. Disconnect notebook keyboard.

STEP 6

Remove all screws from the bottom of the laptop.

   
Toshiba Portege A100. Disconnect notebook keyboard.

STEP 7

Remove two screws on the back side of the laptop.

   
Toshiba Portege A100. Remove laptop palmrest.

STEP 8

Remove both hinge covers with a small screwdriver.

   
Toshiba Portege A100. Remove modem card and wireless card.

STEP 9

Now you can remove the LCD screen panel.

   
Toshiba Portege A100. Remove hard drive cover.

STEP 10

Carefully release the LCD panel cables. Remove the LCD panel.

   
Toshiba Portege A100. Remove laptop hard drive.

STEP 11

The LCD screen panel has been removed.

   
Toshiba Portege A100. Remove notebook memory.

STEP 12

Press on the latches securing the keyboard with a sharp object.
Release the keyboard, lift it up and place upside down on the palm rest.

   
Toshiba Portege A100. Disconnect and remove CMOS battery.

STEP 13

Unlock the keyboard cable connector on the motherboard.
Pull the keyboard cable from the connector.
Remove the keyboard.

   
Toshiba Portege A100. Opne laptop case.

STEP 14

Remove all screws securing the top cover assembly.
Unplug the white cable from the motherboard.

   
Toshiba Portege A100. Opne laptop case.

STEP 15

Separate the top cover from the laptop base.
You can use a guitar pick. Insert it between the top cover and the laptop base and move along the side.

   
Toshiba Portege A100. Taking apart laptop.

STEP 16

Lift up and remove the top cover assembly.

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

STEP 17

Remove yellow tape securing the cooling fan cable.

   
Toshiba Portege A100. Removing system board.

STEP 18

Remove two screws securing the cooling fan.
Unplug the fan cable from the motherboard.
Remove the cooling fan.

   
Toshiba Portege A100. Lift up system board.

STEP 19

Remove three screws and unplug two cables.

   
Toshiba Portege A100. Remove laptop modem.

STEP 20

Start removing the motherboard from the left side.
Lift up and remove the motherboard from the laptop base.

   
Toshiba Portege A100. Remove laptop heatsink.

STEP 21

The motherboard has been removed.

   
Toshiba Portege A100. Remove CPU fan.

STEP 22

Remove seven screws securing two heat sinks.
Lifr up and remove both heat sinks.

   
Toshiba Portege A100. Remove CPU fan.

STEP 23

Finally, unlock the CPU socket. Carefully lift up the CPU from the socket.

   

 

 

 

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