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ATT CL4940 Motherboard Replacement

필요한 것

  1. ATT CL4940 Motherboard Replacement, Motherboard: 1 단계, 이미지 1/2 ATT CL4940 Motherboard Replacement, Motherboard: 1 단계, 이미지 2/2
    • Disconnect the phone line and power cord from the back cover of the device.

    • Disconnect the phone cable from the side of the device.

  2. ATT CL4940 Motherboard Replacement: 2 단계, 이미지 1/1
    • Turn the device over on its front so the back cover is facing you.

    • Use a bit driver to remove all five 4mm X 10mm Phillips head screws from the back cover.

  3. ATT CL4940 Motherboard Replacement: 3 단계, 이미지 1/3 ATT CL4940 Motherboard Replacement: 3 단계, 이미지 2/3 ATT CL4940 Motherboard Replacement: 3 단계, 이미지 3/3
    • Using a metal spudger, start at the bottom of the device to separate the top cover from the back cover.

    • Work the spudger between the top and back covers of the device starting downwards, then to each side, and finally upwards.

    • There are brackets every few inches along the edge of the device which may be difficult to pull apart.

    • The top and back cover will separate and the internals will be accessible.

  4. ATT CL4940 Motherboard Replacement: 4 단계, 이미지 1/1
    • Use a bit driver to remove all five 5mm X 5mm Phillips head Motherboard screws.

  5. ATT CL4940 Motherboard Replacement: 5 단계, 이미지 1/2 ATT CL4940 Motherboard Replacement: 5 단계, 이미지 2/2
    이 단계에 사용된 도구:
    Desoldering Pump
    $3.99
    구매
    • Lift the motherboard upwards as shown in the first image.

    • Use a de-soldering pump to disconnect the electric wires by de-soldering them.

결론

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

Hongkun Zhu

회원 가입일: 09/16/15

263 평판

안내서 1개 작성함

IUPUI, Team 2-2, Harley Spring 2016 IUPUI, Team 2-2, Harley Spring 2016 회원

IUPUI-HARLEY-S16S2G2

4 회원들

안내서 8개 작성하였습니다

댓글 한 개

But no option for ordering a replacement motherboard! Did the author get the part off of a scrapped unit?

Bruce England - 답글

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