Introduction

The touch pad controls cursor movement and is one of the most used parts of the laptop. It is exposed to frequent wear and tear and may need replacement.

Image 1/1: Remove the two 4.3 mm Phillips #0 screws from the upper corners of the case with the Phillips #0 Screwdriver.
  • Remove the middle two 9.5 mm Phillips #0 screws from the top edge and the one 9.5 mm Phillips #0 screw from the right edge of the computer case with the Phillips #0 Screwdriver.

  • Remove the two 4.3 mm Phillips #0 screws from the upper corners of the case with the Phillips #0 Screwdriver.

  • Remove the one 17.5 mm Phillips #0 screw from the left edge of the case using the Phillips #0 Screwdriver.

  • Remove the three 17.1 mm Phillips #0 screws from the bottom edge of the case with the Phillips #0 Screwdriver.

screw assignments are definitely wrong. I swapped the red and the green, as per comment above, and kept the blue as-is.

jasonbuechler - Reply

jason is right

starwilson - Reply

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  • Use the plastic opening tool to separate the keyboard plate cover from the bottom cover. In order to do this, insert the plastic opening tool in between the keyboard plate cover and the bottom cover, then slide along edges to pry open.

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  • Locate the three ribbons connecting the keyboard plate cover to the bottom cover.

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Image 1/3: Remove each ribbon by flipping the small white plastic flap up and gently pulling on the ribbon. Image 2/3: Remove each ribbon by flipping the small white plastic flap up and gently pulling on the ribbon. Image 3/3: Remove each ribbon by flipping the small white plastic flap up and gently pulling on the ribbon.
  • Invert the laptop in order to gain access to the ribbons.

  • Remove each ribbon by flipping the small white plastic flap up and gently pulling on the ribbon.

Don't remove the ribbons, just move the keyboard slightly forward to remove the old battery and insert the new one (just make sure they are all connected when you put it back)

Flyer292 - Reply

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  • Now that the ribbons have been detached from the bottom cover, carefully remove the keyboard plate cover. Once it has been removed, place it in a safe and moisture free area so it does not get damaged.

Is painting your nails crucial for step 5?

wiedzmin - Reply

Yes and you have to put lotion on

joemidjette - Reply

Now, that is a stupid question! Of course! As I am working on 551M, I naturally have to have nails painted orange, with blue accents!

gregtokarski -

that boy ain't right

Rich Spillman - Reply

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  • Unscrew the three 5.5 mm Phillips #0 screws with the Phillips #0 Screwdriver.

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  • Once the screws have been removed, place your fingers on the left corners and push the hard drive towards the right edge of the laptop (relative to the picture).

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  • Once it is free, remove the hard drive from its internal cavity.

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  • Using the Phillips #0 Screwdriver, unscrew the 5.5 mm Phillips #0 screw that holds the spacer in place.

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  • Remove the spacer from the laptop by gently sliding it towards the right edge of the laptop.

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  • Use the Phillips #0 Screwdriver to unscrew the 3.2 mm Phillips #0 screw which attaches the WiFi card to the motherboard.

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  • Disconnect the Wifi card from the motherboard by gently sliding it towards the right edge of the laptop.

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  • Remove each of the two small antenna connections by disconnecting one wire at a time. Each wire should easily unsnap from the Wifi card.

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  • Remove the battery from the laptop by applying pressure on both ends and lifting it out of the case.

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  • With the Phillips #0 Screwdriver, remove the nine 5.5 mm Phillips #0 screws which hold the motherboard in place.

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Image 1/2: Image 2/2:
  • Now, locate the two wires connected to the motherboard.

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Image 1/2: The wires are very fragile. Be sure to pull carefully so that they do not break! Image 2/2: The wires are very fragile. Be sure to pull carefully so that they do not break!
  • Remove the wires by easily pulling them parallel to the motherboard's surface.

  • The wires are very fragile. Be sure to pull carefully so that they do not break!

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Image 1/2: Gently lift any tape that may be holding the connection. Image 2/2: Gently lift any tape that may be holding the connection.
  • Remove the LCD display connection by gently pulling on the attached wire.

    • Gently lift any tape that may be holding the connection.

If the tape is removed when disconnecting, be SUPER sure that the connector is the right way before reconnecting. I managed to brake this connector by putting it in the wrong way! Both sides look very similar.

Ben Garrod - Reply

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  • Remove the motherboard from the case by gently lifting it upward.

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  • Flip over the keyboard plate cover so the keys are facing down to locate the back of the touch pad.

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Image 1/1: Do not fully remove the aluminum tape!
  • Pull up the aluminum tape off of the keyboard cover until it is only attached to the touch pad.

  • Do not fully remove the aluminum tape!

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  • Locate and unscrew the three 3.2 mm Phillips #0 screws at the top edge of the touch pad using the Phillips #0 screwdriver.

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  • Lift the top edge and gently slide the bottom edge out from underneath the keyboard plate cover.

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Conclusion

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

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Taylor Downey

Member since: 04/13/2014

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Cal Poly, Team 7-22, Regan Spring 2014 Member of Cal Poly, Team 7-22, Regan Spring 2014

CPSU-REGAN-S14S7G22

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3 Comments

why on earth would you do all that do change the touchpad?

it would be step 1,2,3,4,5,21,22,23

Eric Serra - Reply

I agree with Mr Serra - you wouldn't need to touch the Motherboard/hard drive.

Jane Armstrong - Reply

crazy! lol there is no need for you to remove the motherboard just to replace the touch pad :D

randy - Reply

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