Introduction

Use this guide to replace your Captivate's motherboard.

Remove the back cover by pressing on  the bottom section of the phone and sliding the bottom piece downward.
  • Remove the back cover by pressing on the bottom section of the phone and sliding the bottom piece downward.

  • Lift up the back cover.

Place your finger on the bottom of the battery and lift to remove.
  • Place your finger on the bottom of the battery and lift to remove.

Replace the old battery with the new one.
  • Replace the old battery with the new one.

Insert the spudger underneath the bottom section of the phone.
  • Insert the spudger underneath the bottom section of the phone.

  • Gently lift and push the spudger to slide the bottom section down to reveal two hidden screws.

Remove the six 4.5mm #000 Phillips screws.
  • Remove the six 4.5mm #000 Phillips screws.

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Starting at a bottom corner, use the spudger to separate the rear case from the front display. Move the spudger towards the top on both sides. The plastic opening tool is easier to use for this step. Be careful when detaching the top. Free each side, stopping short of the center of the cover. Apply backward pressure on both corners with a finger applying pressure on the center, and slide the whole back cover toward the bottom of the device. Note: forcing the cover can result in cracked plastic.
  • Starting at a bottom corner, use the spudger to separate the rear case from the front display.

  • Move the spudger towards the top on both sides. The plastic opening tool is easier to use for this step.

  • Be careful when detaching the top. Free each side, stopping short of the center of the cover. Apply backward pressure on both corners with a finger applying pressure on the center, and slide the whole back cover toward the bottom of the device. Note: forcing the cover can result in cracked plastic.

Separate the rear case from the phone.
  • Separate the rear case from the phone.

Use a spudger tool to pry up the antenna cable from the connector on the motherboard. Pry up the other end of the cable from the connector on the antenna array.
  • Use a spudger tool to pry up the antenna cable from the connector on the motherboard.

  • Pry up the other end of the cable from the connector on the antenna array.

Use the Phillips 00 screwdriver to remove the single screw holding the speaker assembly to the LCD.
  • Use the Phillips 00 screwdriver to remove the single screw holding the speaker assembly to the LCD.

Use the plastic opening tool to lift the bottom tab of the plastic ribbon cable connector. Be careful not to use excessive force, you are only releasing the tab that holds the cable in. Pull out the ribbon cable.
  • Use the plastic opening tool to lift the bottom tab of the plastic ribbon cable connector. Be careful not to use excessive force, you are only releasing the tab that holds the cable in.

  • Pull out the ribbon cable.

  • Use a spudger or plastic opening tool to lift up the speaker, and use your hands to remove it.

Lift up the black NEC chip with attached ribbon cable using either a spudger or plastic opening tool. Gently lift the camera assembly out of the plastic housing.
  • Lift up the black NEC chip with attached ribbon cable using either a spudger or plastic opening tool.

  • Gently lift the camera assembly out of the plastic housing.

Use a spudger to disconnect the three highlighted connectors. Pry straight up and be careful to pry against the connector, not the socket on the motherboard itself. Pry straight up and be careful to pry against the connector, not the socket on the motherboard itself.
  • Use a spudger to disconnect the three highlighted connectors.

  • Pry straight up and be careful to pry against the connector, not the socket on the motherboard itself.

Use your fingers to lift up the logic board from the assembly.
  • Use your fingers to lift up the logic board from the assembly.

Conclusion

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

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Christopher

Member since: 10/06/2011

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Cal Poly, Team 20-25, Maness Fall 2011 Member of Cal Poly, Team 20-25, Maness Fall 2011

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