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Lenovo B575-1450 Wi-Fi Card Replacement

Introdução

A failing Wi-Fi card can be disastrous to a computers operations. It can prevent the laptop from accessing wireless resources and potentially cutting it off from the Internet. Removing and replacing the Wi-Fi card for this laptop is quick and easy.

O que você precisa

  1. Lenovo B575-1450 Wi-Fi Card Replacement, Battery: passo 1, imagem 1 %32

    • Turn off the computer.

    • Disconnect the charger from the computer.

    • Flip the computer upside down.

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  2. Lenovo B575-1450 Wi-Fi Card Replacement: passo 2, imagem 1 %32 Lenovo B575-1450 Wi-Fi Card Replacement: passo 2, imagem 2 %32

    • Push the right-hand switch outward into the "unlocked" position.

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  3. Lenovo B575-1450 Wi-Fi Card Replacement: passo 3, imagem 1 %32 Lenovo B575-1450 Wi-Fi Card Replacement: passo 3, imagem 2 %32 Lenovo B575-1450 Wi-Fi Card Replacement: passo 3, imagem 3 %32

    • While holding the battery, use your other hand to push the left clip to the left and pull the battery out.

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  5. Lenovo B575-1450 Wi-Fi Card Replacement, Back Panel: passo 4, imagem 1 %32 Lenovo B575-1450 Wi-Fi Card Replacement, Back Panel: passo 4, imagem 2 %32

    • The screws are captive to the back panel so they are not to be removed.

    • Using the Phillips #00 Screwdriver, Loosen the five 5.4 mm screws around the back panel from the laptop.

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  6. Lenovo B575-1450 Wi-Fi Card Replacement: passo 5, imagem 1 %32

    • Using a plastic opening tool, pry the back panel from the laptop.

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  7. Lenovo B575-1450 Wi-Fi Card Replacement: passo 6, imagem 1 %32

    • Pull the panel outward from the rest of the laptop. The inside of the laptop will be exposed. From here you can access the CD-ROM drive, hard drive, and Keyboard.

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  8. Lenovo B575-1450 Wi-Fi Card Replacement, Wi-Fi Card: passo 7, imagem 1 %32

    • Using the plastic opening tool, detach both black and grey cables from the Wi-Fi card.

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  9. Lenovo B575-1450 Wi-Fi Card Replacement: passo 8, imagem 1 %32

    • Using the Phillips #00 Screwdriver, remove the one 3.4 mm screw from the Wi-Fi card.

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  10. Lenovo B575-1450 Wi-Fi Card Replacement: passo 9, imagem 1 %32

    • Remove Wi-Fi card from the laptop by pulling it out.

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Conclusão

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

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