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Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7

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  1. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Rear Case Screws: étape 1, image 1 de 2 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Rear Case Screws: étape 1, image 2 de 2

    • Removing 10x Case screws

    • Use a PH#1 driver or bit to remove the 9, 7.5mm, M2 screws

    • Remove, 4, PH#1, 4.5mm, m2 screws.

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  2. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Removing case back.: étape 2, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Removing case back.: étape 2, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Removing case back.: étape 2, image 3 de 3

    • insert your jimmy tool vertically in the gap between the side a buttom pannel

    • Use a gentle twisting pressure to create a gap for a plastic opening pick or spudger

    • pry the borders of the back pannel

    • You can gently lift the bottom-most section to assist in separation

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  3. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, Removing case back.: étape 3, image 1 de 1

    • remove the back case

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  4. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, disconnect the battery: étape 4, image 1 de 2 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, disconnect the battery: étape 4, image 2 de 2

    • disconnect the battery before proceeding

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  5. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 5, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 5, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 5, image 3 de 3

    • remove the 8 ph#1 bit screws from the battery

    • set the battery aside

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  7. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, m.2 card removal: étape 6, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, m.2 card removal: étape 6, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, m.2 card removal: étape 6, image 3 de 3

    • remove 1 more ph1 screw from the m.2 braket

    • lift the bracket and card out gently

    • When reinstalling a m.2 card, insert it into the socket at a 45-degree angle, then tilt it flat with the board by gently pressing the back of the card into place.

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  8. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, cmos battery disconnect: étape 7, image 1 de 1

    • this step is optional

    • removing and reinstalling the CMOS battery will cause a warning on boot however, this step can reset any firmware-related issues. simply press enter to boot past the warning message.

    • CMOS battery removal is a common trouble shooting step as it can solve many software-related failure modes.

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  9. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, undo antena cables: étape 8, image 1 de 1

    • remove the black and white antenna wires from the fan shroud

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  10. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, wifi card: étape 9, image 1 de 1

    • unplug the black and white antenna cables from the wifi card

    • unscrew the single ph1 screw from the m.2 wifi card

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  11. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, cooler fan: étape 10, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, cooler fan: étape 10, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, cooler fan: étape 10, image 3 de 3

    • unplug the fan connector

    • unscrew 3 ph1 screws from the fan assembly

    • gently pry away the blower fan

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  12. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, practice good maintenance: étape 11, image 1 de 2 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, practice good maintenance: étape 11, image 2 de 2

    • you got that sucker out clean it up real good.

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  13. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, ram removal: étape 12, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, ram removal: étape 12, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7, ram removal: étape 12, image 3 de 3

    • remove the ram cover sticker

    • the next parts of this step are optional

    • remove dram

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  14. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 13, image 1 de 1

    • Insert wisdom here.

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  15. Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 14, image 1 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 14, image 2 de 3 Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7: étape 14, image 3 de 3

    • clean off the thermal paste with 99% isopropyl alcohol & a q tip

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Conclusion

Guide written by Daniel Layman, CEO & co-owner of Advanced Device Repair, LLC

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