OLPC XO-4 Touch Mouse Buttons Controller Replacement

Michael Kellerman and 6 other contributors

Last updated on November 30, 2019

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20 minutes

Rough estimate of how long this takes. (Use this to plan your day, not to feel judged.)

Moderate

Difficulty rating: Moderate. Follow instructions carefully to succeed.

Introduction

Go to step 1

Use this guide to replace a broken mouse buttons controller.

What you need

Tools

• 
  Phillips #1 Screwdriver

  $5.49 iFixit$8.99 Moody - Made in USA

  5

  Add to cart

Step 1 Battery

• Turn the laptop upside-down, with the handle facing away from you.
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Step 2



• Pull the lock tabs towards the green outer edges of the laptop.
• Hold the left lock tab in the unlock position until the battery is completely removed in the next step.
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Step 3
• Lift up on the middle of the battery to remove it from the device.
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Step 4 Keyboard
• Remove the two 2mm Phillips #1 screws from beneath the battery lock tabs.
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Step 5
• Flip the laptop over to its normal position.
• Lift the two antennas on both sides to unlock the screen.
• Open the laptop.
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Step 6
• Be careful not to pull the keyboard too far because there is still a ribbon cable attached to the bottom.
• Gently lift up on the back of the keyboard.
• Pull the keyboard up far enough to expose the ribbon cable.
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Step 7
• Gently lift up on the black connector to release the ribbon cable.
• Gently pull the blue plastic tab up and away from the black connector.
• Remove the keyboard from the laptop.
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Step 8 Lower Case
• Close and flip the laptop over so you are looking at the battery compartment
• Remove the five 4mm Phillips #1 screws from inside the battery compartment
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Step 9
• Flip the laptop over, showing the top of the device.
• Open the laptop and rotate the screen ninety degrees.
• Tilt the screen so the lower right corner of the screen is closer to the lower case.
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Step 10
• Push in and lift up on the keyboard edge of the white handle piece.
• Pull the piece towards yourself to remove it from the laptop.
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Step 11
• Remove the four 4mm Phillips #1 screws attaching the green trim to the body of the computer.
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Step 12
• Pry off the rear green trim piece.
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Step 13
• Be careful not to pull the bottom portion of the laptop completely off, as there is a cable connecting it to the laptop.
• Slide the green trim pieces away from the screen.
• This should release the entire bottom portion of the laptop.
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Step 14
• Unplug the cable from the mouse buttons controller to completely remove the lower frame from the device.
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Step 15
• Rotate the entire lower assembly up slightly, and pull it away from the screen to free it from the screen hinge.
• There may be some adhesive holding the cable to the metal plate. Gently pull the cable off of the plate if it is stuck.
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Step 16 Mouse Buttons Controller
• You should now be looking at the bottom of the lower case.
• Remove the eight 4mm Phillips #1 screws attaching the green trim pieces to the lower frame.
• Pry off the front and side trim pieces.
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Step 17
• Remove the two 4mm Phillips #1 screws that attach the mouse buttons controller to the lower frame.
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Step 18
• Disconnect the ribbon cable attached to the keyboard compartment.
• Unplug the ribbon cable between the touchpad and the mouse buttons controller.
• Remove the mouse buttons controller from the device.
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Author

with 6 other contributors

Michael Kellerman

Member since: 01/24/13

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3 Guides authored

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Team

Cal Poly, Team 3-30, Amido Winter 2013 Member of Cal Poly, Team 3-30, Amido Winter 2013

CPSU-AMIDO-W13S3G30

3 Members

12 Guides authored

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