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Disassembling Motorola i90c Logic Board

Introduction

This guide details how to remove the logic board.

What you need

  1. Disassembling Motorola i90c Logic Board, Battery: step 1, image 1 of 3 Disassembling Motorola i90c Logic Board, Battery: step 1, image 2 of 3 Disassembling Motorola i90c Logic Board, Battery: step 1, image 3 of 3

    • Slide the notch downward while pulling the back cover off to remove it.

    Edit

  2. Disassembling Motorola i90c Logic Board: step 2, image 1 of 3 Disassembling Motorola i90c Logic Board: step 2, image 2 of 3 Disassembling Motorola i90c Logic Board: step 2, image 3 of 3

    • Use your fingers to push the battery upward from the bottom.

    • Lift upwards to remove the battery.

    Edit

  3. Disassembling Motorola i90c Logic Board, Antenna: step 3, image 1 of 2 Disassembling Motorola i90c Logic Board, Antenna: step 3, image 2 of 2

    • Unscrew the antenna in a counter-clockwise fashion.

    • Remove the aluminum cover.

    Edit

  5. Disassembling Motorola i90c Logic Board, Midframe: step 4, image 1 of 3 Disassembling Motorola i90c Logic Board, Midframe: step 4, image 2 of 3 Disassembling Motorola i90c Logic Board, Midframe: step 4, image 3 of 3

    • Unscrew the 3 screws shown.

    • Lift the right part of the Nextel logo

    • Remove the screw underneath.

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  6. Disassembling Motorola i90c Logic Board: step 5, image 1 of 2 Disassembling Motorola i90c Logic Board: step 5, image 2 of 2

    • Forcing the cover off could damage the ribbon cable, so be careful when doing so.

    • Gently lift the back cover off.

    Edit

  7. Disassembling Motorola i90c Logic Board: step 6, image 1 of 3 Disassembling Motorola i90c Logic Board: step 6, image 2 of 3 Disassembling Motorola i90c Logic Board: step 6, image 3 of 3

    • Find the connection between the headphone jack and logic board.

    • Begin separating the two pieces, slowly and carefully.

    Edit

  8. Disassembling Motorola i90c Logic Board, Logic Board: step 7, image 1 of 2 Disassembling Motorola i90c Logic Board, Logic Board: step 7, image 2 of 2

    • Lift the first logic board off of the rest of the device.

    Edit

  9. Disassembling Motorola i90c Logic Board: step 8, image 1 of 1

    • Gently lift the second logic board from the rest of the device.

    • DO NOT force the board straight off as it could damage the ribbon cable!

    Edit

  10. Disassembling Motorola i90c Logic Board: step 9, image 1 of 2 Disassembling Motorola i90c Logic Board: step 9, image 2 of 2
    Tool used on this step:
    Tweezers
    $4.99
    Buy

    • Using tweezers, carefully pull off the connector shown.

    Edit
Conclusion

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

Author

with 6 other contributors

Grant Glazebrook

Member since: 04/14/10

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2 Guides authored

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Team

Cal Poly, Team 29-61, Johann Spring 2010 Member of Cal Poly, Team 29-61, Johann Spring 2010

CPSU-JOHANN-S10S29G61

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6 Guides authored

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