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STEP 22

Here's the laptop with the palmrest assembly removed. Under the palmrest you can get access to the following internal components:
- DC power jack harness.
- Power button board.
- Cooling fan.
- Wireless card.
- DVD drive connector board.
- USB board.
- Touchpad button board.
- Motherboard.

   

STEP 23

In order to remove the display assembly you'll have to do the following:

1. Unplug the video cable from the motherboard. Unroute the cable.
2. Disconnect both antenna cables from the wireless card. Unroute both antennas.
3. Remove four screws securing the display hinges to the laptop bottom case.

   

STEP 24

After that you should be able to lift up and remove the display assembly.

In the next guide I'll explain how to remove and replace the LCD screen on a Toshiba Satellite L775, L775D, L770, L770D laptops.

   

STEP 25

The power button is located on a separate board.

In order to remove the power button board you'll have to disconnect the cable from the motherboard.

After that push on the plastic latch on the left and at the same time slide the board to the left.

   

STEP 26

In order to remove the cooling fan you'll have to remove two screw securing the fan and unplug the fan cable from the motherboard.

 

   

STEP 27

After that you should be able to lift up and remove the cooling fan from the laptop.

   

STEP 28

The DC power jack harness mounted in the upper left corner.

If the DC jack went bad, simply disconnect the failed harness and replace with a new DC jack harness.

   

STEP 29

As I mentioned before the touchpad button board is not a part of the touchpad.

In order to remove the touchpad button board you'll have to disconnect the cable from the motherboard and remove one screw.

   

STEP 30

The DVD drive connector board and USB board mounted in the lower right corner of the laptop.

   
 

 

 

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