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Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement

Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement

Antonio Franco

Antonio Franco とその他 2 人の作成者

最終更新日: December 28, 2022

10分
中レベル
より良い紹介部分

A power button that also functions as a fingerprint reader for an easier way to log in. A press of this button feels minuscule, soft, and is even quiet. The component itself is really only the fingerprint reading function, as the component that powers on the computer is the I/O board.

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  1. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Base Cover: 手順 1、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Base Cover: 手順 1、 2の画像 2
    • Remove the eight M2 5mm screws that secure the base cover using a Phillips #0 screwdriver.

  2. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 2、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 2、 2の画像 2
    • Loosen the three captive screws that secure the base closer to the hinges.

    • Do not attempt to remove the three captive screws! You need only to loosen them. They're supposed to stay on the base cover.

  3. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 3、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 3、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 3、 3の画像 3
    • Carefully pry the base cover using an iFixit opening tool in the crevice near the hinges. Guide the pick along the edges and slightly lift upwards as you go along.

    • Do not start from the speaker end of the edges when opening, or you may cause further damage to your device!

  4. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 4、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 4、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 4、 3の画像 3
    • Carefully remove the base cover from the laptop.

  5. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Wireless Card (NIC): 手順 5、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Wireless Card (NIC): 手順 5、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Wireless Card (NIC): 手順 5、 3の画像 3
    • Remove the screw holding down the small bracket for the wireless card using a Phillips #0 screwdriver.

    • Remove the black wired connection from the port over the black triangle.

    • Remove the wire with the white marking from the port above the white triangle.

    • Pull the Wi-Fi card out of its slot.

  6. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Fan: 手順 6、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Fan: 手順 6、 2の画像 2
    • Gently remove the I/O cable.

  7. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 7、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 7、 2の画像 2
    • Remove the fan cable from the motherboard.

  8. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 8、 1の画像 1
    • Remove two 3 mm screws that secure the fan using a Phillips #0 screwdriver.

  9. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 9、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 9、 2の画像 2
    • There is a little piece of tape/sticker on the fan that connects it to the heat sink. Gently remove this.

    • Lift the fan off the palm rest assembly.

  10. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Heatsink: 手順 10、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Heatsink: 手順 10、 2の画像 2
    • Loosen seven 3 mm captive screws securing the heatsink to the motherboard using a Phillips #0 screwdriver.

  11. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 11、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 11、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 11、 3の画像 3
    • Lift the heatsink off the motherboard.

  12. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Display Assembly: 手順 12、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Display Assembly: 手順 12、 2の画像 2
    • Ensure that you have your device opened flat at a 180 degree angle. This will make removal easier.

  13. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 13、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 13、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 13、 3の画像 3
    この手順で使用する道具:
    Tweezers
    $4.99
    • Locate the ribbon cables for the assembly on the right hand side marked "MB1" and "MB2."

    • The "MB1" ribbon is locked with a copper/brass colored handle that must be lifted upwards. Then you can remove the ribbon by pulling it away from the socket.

    • The "MB2" ribbon is locked in its socket with a black latch. Using a non-metallic precision tool (such as tweezers) lift the latch and pull away the MB2 cable.

  14. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 14、 1の画像 1
    • Remove the two screws holding down the assembly on the right hand area using a Phillips #00 screwdriver.

  15. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 15、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 15、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 15、 3の画像 3
    • Remove the screw protecting the endpoints of the NIC cables and NIC chip using a Phillips #0 screwdriver.

    • Gently pull away the cabling from the NIC chip.

    • The wires can be removed without removing the heat sink, though this is not advised if you are not familiar with the layout.

  16. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 16、 1の画像 1
    • Remove the two screws holding down the bracket of the assembly on the left hand side using a Phillips #0 screwdriver.

  17. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 17、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement: 手順 17、 2の画像 2
    • Lift the display assembly upwards away from the palm/main assembly.

  18. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, I/O Board (SD and x2 USB ports): 手順 18、 2の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, I/O Board (SD and x2 USB ports): 手順 18、 2の画像 2
    • Lift the latch holding down the ribbon cable on the I/O board, then pull it away using the blue tab.

    • Lift the I/O board upwards to remove it from the assembly.

  19. Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Power Button w/ Fingerprint Reader: 手順 19、 3の画像 1 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Power Button w/ Fingerprint Reader: 手順 19、 3の画像 2 Dell Inspiron 17" 7786 2-in-1 Power Button w/ Fingerprint Reader Replacement, Power Button w/ Fingerprint Reader: 手順 19、 3の画像 3
    • Lift the latch holding down the ribbon cable. Remove the cable away from the port.

    • Remove the screw holding down the button in place using a Phillips #0 screwdriver.

    • Grabbing the cushioning of the button, lift it upwards from the assembly.

終わりに

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

作成者

2人の作成者と共同で作成されました。

Antonio Franco

メンバー登録日: 08/25/22

1,025 ポイント

10のガイドは作成済み

チーム

Gateway, Team 1-3, Class Fall 2022 Gateway, Team 1-3, Class Fall 2022人のメンバー

GCC-CLASS-F22S1G3

4 メンバー

15のガイドは作成済み

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