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Microsoft Lumia 640 LTE Motherboard Replacement

소개

This guide is used for replacing the motherboard on the device . This makes the device to work at faster speeds.

필요한 것

  1. Microsoft Lumia 640 LTE Motherboard Replacement, Back Cover: 1 단계, 이미지 1/2 Microsoft Lumia 640 LTE Motherboard Replacement, Back Cover: 1 단계, 이미지 2/2

    • Use your thumb or fingernail on the edge/corner of the phone to pry the back cover off the phone.

    편집

  2. Microsoft Lumia 640 LTE Motherboard Replacement, Screen: 2 단계, 이미지 1/3 Microsoft Lumia 640 LTE Motherboard Replacement, Screen: 2 단계, 이미지 2/3 Microsoft Lumia 640 LTE Motherboard Replacement, Screen: 2 단계, 이미지 3/3

    • Use the tweezers to pull back the sticker, revealing the screw underneath.

    • Be careful when removing the screws as they can strip easily.

    편집

  3. Microsoft Lumia 640 LTE Motherboard Replacement: 3 단계, 이미지 1/2 Microsoft Lumia 640 LTE Motherboard Replacement: 3 단계, 이미지 2/2

    • Use a T4 Torx driver to remove the screws in the four corners, along with the two in the middle left side (six total).

    편집

  4. Microsoft Lumia 640 LTE Motherboard Replacement: 4 단계, 이미지 1/2 Microsoft Lumia 640 LTE Motherboard Replacement: 4 단계, 이미지 2/2

    • Using the T4 Torx driver, unscrew the two screws.

    • Keep these screws separate from the screws from back of the phone to ensure that the right screws go where they belong.

    편집

  5. Microsoft Lumia 640 LTE Motherboard Replacement: 5 단계, 이미지 1/2 Microsoft Lumia 640 LTE Motherboard Replacement: 5 단계, 이미지 2/2

    • Use a plastic opening tool to separate the screen from the back plastic casing

    • Use tweezers to release the clip on the side of device, and remove the back of the phone.

    편집

  7. Microsoft Lumia 640 LTE Motherboard Replacement: 6 단계, 이미지 1/2 Microsoft Lumia 640 LTE Motherboard Replacement: 6 단계, 이미지 2/2

    • Using the tweezers or a spudger, pull the gold tab up gently.

    • Using tweezers or a spudger, lift the white connector up gently to completely detach the screen from the phone.

    • For motherboard replacement, skip to Step 11 after finishing this step.

    편집

  8. Microsoft Lumia 640 LTE Motherboard Replacement: 7 단계, 이미지 1/3 Microsoft Lumia 640 LTE Motherboard Replacement: 7 단계, 이미지 2/3 Microsoft Lumia 640 LTE Motherboard Replacement: 7 단계, 이미지 3/3

    • Using a plastic opening tool to carefully get under the gold strip.

    • Use tweezers to pull up the camera.

    • Use tweezers to pull up on the depth sensor.

    • This is held in by a strong adhesive.

    편집

  9. Microsoft Lumia 640 LTE Motherboard Replacement: 8 단계, 이미지 1/1

    • Use a plastic opening tool to pry up the ear speaker.

    • This is held in by strong adhesive.

    편집

  10. Microsoft Lumia 640 LTE Motherboard Replacement, Headphone Jack: 9 단계, 이미지 1/1

    • Unscrew the 2 remaining screws with the T-4 bit.

    편집

  11. Microsoft Lumia 640 LTE Motherboard Replacement: 10 단계, 이미지 1/1

    • Use the tweezers to remove the speaker.

    편집

  12. Microsoft Lumia 640 LTE Motherboard Replacement: 11 단계, 이미지 1/3 Microsoft Lumia 640 LTE Motherboard Replacement: 11 단계, 이미지 2/3 Microsoft Lumia 640 LTE Motherboard Replacement: 11 단계, 이미지 3/3

    • Use the plastic opening tool to lift up the black tab.

    • Use the tweezers to gently pull up on the gold tab.

    • Using the spudger, slowly get underneath the gold sticker and pry it up. This sticker is held down with a strong adhesive.

    편집

  13. Microsoft Lumia 640 LTE Motherboard Replacement: 12 단계, 이미지 1/1

    • Use the tweezers to remove the orange insulator foam.

    편집

  14. Microsoft Lumia 640 LTE Motherboard Replacement, Motherboard: 13 단계, 이미지 1/1

    • Using the pry tool lift up on the black tab

    편집

  15. Microsoft Lumia 640 LTE Motherboard Replacement: 14 단계, 이미지 1/1

    • Using the spudger, press out the motherboard.

    편집

  16. Microsoft Lumia 640 LTE Motherboard Replacement: 15 단계, 이미지 1/1

    • Gently wiggle out the motherboard.

    편집
결론

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

다른 2명이 해당 안내서를 완성하였습니다.

작성자

다른 기여자 2명과 함께

Nick Emmert

회원 가입일: 09/27/18

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팀

Linn Benton Community College, Team S1-G2, Johnson Fall 2018 Linn Benton Community College, Team S1-G2, Johnson Fall 2018 회원

LBCC-JOHNSON-F18S1G2

5 회원들

안내서 10개 작성하였습니다

댓글 한 개

I have a Microsoft luma 640 LTE ...the battery won't charge ...so I got another battery and it won't power on...the new battery is good...it's the side button that wont power on when I puch it...does the motherboard need to be replaced? I got another Microsoft luma 640 phone that I could switch the motherboard out with my old phone...I'm question is will I be able to access my contacts, pictures etc after changing out the motherboard..

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