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4Sight 9 Motherboard Replacement

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  1. 4Sight 9 Motherboard Replacement, Cover: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 4Sight 9 Motherboard Replacement, Cover: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Place the tablet on its side so that the two screws are facing upward.

    • Remove two 1 mm screws from the left side of the tablet using a Phillips #00 screwdriver.

  2. 4Sight 9 Motherboard Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Pry the case away from the device slowly by sliding a plastic opening tool along the device.

    • Once loosened, use your hands to separate the case from the device.

  3. 4Sight 9 Motherboard Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 4Sight 9 Motherboard Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Hold the positive and negative wires as close as possible to the speaker.

    • Use an opening tool and fingers to simultaneously lift the speaker from the cover.

  4. 4Sight 9 Motherboard Replacement, Motherboard: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use soldering gun to remove the positive and negative wires connecting the battery to the circuit board.

    • For a complete guide on how to solder, click here.

  5. 4Sight 9 Motherboard Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 4Sight 9 Motherboard Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Grip the ribbon located at the far end of the circuit board with a plastic spudger tool.

    • Put pressure on the connector until the clasp comes undone.

    • Gently pull up on electrical ribbon until it disconnects from circuit board.

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    • Remove the second electrical ribbon from the motherboard.

    • Use the technique for the previous ribbon.

  7. 4Sight 9 Motherboard Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Using #00 Phillips Screwdriver, remove the four 1mm screws holding the circuit board to the device.

  8. 4Sight 9 Motherboard Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 4Sight 9 Motherboard Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • With fingers, grip the green Wi-Fi connector.

    • Gently pull up on connector to remove tape holding the connector in place.

  9. 4Sight 9 Motherboard Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Using your fingers, gently lift the motherboard.

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

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Hali Ramirez

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Eastern Washington University, Team 1-2, Plummer Spring 2015 crwdns2935289:0Eastern Washington University, Team 1-2, Plummer Spring 2015crwdne2935289:0

EWU-PLUMMER-S15S1G2

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