Introduction

In this guide we provided the necessary information to help you remove the motherboard on your Droid 4. This will help if your phone have a defective motherboard or if there is a need to replace any component attached to the motherboard.

You will need to remove several torx head screws. Make sure to use the correct type.

Image 1/3: Slide the cover down to remove. Image 2/3: Slide the cover down to remove. Image 3/3: Slide the cover down to remove.
  • Insert the rear cover removal tool, or a paper clip, in the hole near the back camera lens.

  • Slide the cover down to remove.

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Image 1/1: Hold the battery with your thumb while removing the sticker or you might end up ripping the battery out of the phone, damaging the flex cable.
  • Remove the sticker on the rear compartment to reveal the battery.

  • Hold the battery with your thumb while removing the sticker or you might end up ripping the battery out of the phone, damaging the flex cable.

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  • Use the T5 Torx Screwdriver to remove both 2.5 mm screws from the battery cable.

  • Use the Spudger to unstick the battery.

  • It's difficult to remove the battery without a pry tool like the spudger because of the strong adhesive. If you try removing it with just your fingers, the battery may bend.

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Image 1/3: The plastic cover is fragile, so proceed carefully. Image 2/3: The plastic cover is fragile, so proceed carefully. Image 3/3: The plastic cover is fragile, so proceed carefully.
  • Using the blue plastic opening tool, pry off the thin plastic camera cover.

  • The plastic cover is fragile, so proceed carefully.

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Image 1/2: The screws are philips 2.5mm. One screw is a different color (silver) from the others (black). Image 2/2: The screws are philips 2.5mm. One screw is a different color (silver) from the others (black).
  • Remove the four screws, indicated by the red circles, with the screwdriver and T5 Torx bit.

  • The screws are philips 2.5mm. One screw is a different color (silver) from the others (black).

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Image 1/3: The bezel is fragile, so proceed carefully. Image 2/3: Slide the spudger around all sides of the phone to separate the bezel from the housing. Image 3/3: Pry the bezel free.
  • Insert the spudger between the rear bezel and the main housing.

  • The bezel is fragile, so proceed carefully.

  • Slide the spudger around all sides of the phone to separate the bezel from the housing.

  • Pry the bezel free.

    • Be careful of the adhesive that holds the bezel to the main housing. Prying too hard may damage your phone.

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Image 1/2: Follow the red circles, indicated in the picture, to locate the screws. Image 2/2: The 12 screws are (silver) philips 2.5mm
  • Remove the 12 screws holding the housing in place using a T5 Torx screwdriver.

  • Follow the red circles, indicated in the picture, to locate the screws.

  • The 12 screws are (silver) philips 2.5mm

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Image 1/3: Be careful while separating the housing. The power and volume buttons are easily separated from the housing and can be damaged. Image 2/3: Be careful while separating the housing. The power and volume buttons are easily separated from the housing and can be damaged. Image 3/3: Be careful while separating the housing. The power and volume buttons are easily separated from the housing and can be damaged.
  • Separate the housing from the motherboard.

  • Be careful while separating the housing. The power and volume buttons are easily separated from the housing and can be damaged.

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Image 1/2: Using the spudger, separate the motherboard from the keyboard frame. Image 2/2: Tilt the motherboard upward from the side of the charger connection as shown in the picture.
  • The Motherboard is the brain of the phone, handle with care.

  • Using the spudger, separate the motherboard from the keyboard frame.

  • Tilt the motherboard upward from the side of the charger connection as shown in the picture.

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Image 1/2: Once the motherboard is separated from the phone place it in a safe place. Image 2/2: Once the motherboard is separated from the phone place it in a safe place.
  • Using the spudger, gently disconnect the two motherboard connections.

  • Once the motherboard is separated from the phone place it in a safe place.

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Conclusion

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

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Javier

Member since: 09/29/2014

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USF Tampa, Team 5-1, Mcgee Fall 2014 Member of USF Tampa, Team 5-1, Mcgee Fall 2014

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