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Disassembling Motorola i90c Logic Board

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This guide details how to remove the logic board.

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  1. Disassembling Motorola i90c Logic Board, Battery: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board, Battery: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board, Battery: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

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

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  2. Disassembling Motorola i90c Logic Board: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

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

    • Lift upwards to remove the battery.

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  3. Disassembling Motorola i90c Logic Board, Antenna: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Disassembling Motorola i90c Logic Board, Antenna: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Unscrew the antenna in a counter-clockwise fashion.

    • Remove the aluminum cover.

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  5. Disassembling Motorola i90c Logic Board, Midframe: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board, Midframe: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board, Midframe: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • 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: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

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

    • Gently lift the back cover off.

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  7. Disassembling Motorola i90c Logic Board: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

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

    • Begin separating the two pieces, slowly and carefully.

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  8. Disassembling Motorola i90c Logic Board, Logic Board: crwdns2935265:07crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Disassembling Motorola i90c Logic Board, Logic Board: crwdns2935265:07crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

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

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  9. Disassembling Motorola i90c Logic Board: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • 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!

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  10. Disassembling Motorola i90c Logic Board: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Disassembling Motorola i90c Logic Board: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
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    Tweezers
    $4.99
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    • Using tweezers, carefully pull off the connector shown.

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

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Grant Glazebrook

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Cal Poly, Team 29-61, Johann Spring 2010 crwdns2935289:0Cal Poly, Team 29-61, Johann Spring 2010crwdne2935289:0

CPSU-JOHANN-S10S29G61

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