Lenovo B575-1450 Wi-Fi Card Replacement

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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.

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Adım 1 Battery

Lenovo B575-1450 Wi-Fi Card Replacement, Battery: adım 1, 1 resimden 1.

Turn off the computer.
Disconnect the charger from the computer.
Flip the computer upside down.

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Adım 2

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

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Adım 3

Lenovo B575-1450 Wi-Fi Card Replacement: adım 3, 3 resimden 3.

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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Adım 4 Back Panel

Lenovo B575-1450 Wi-Fi Card Replacement, Back Panel: adım 4, 2 resimden 1.

Lenovo B575-1450 Wi-Fi Card Replacement, Back Panel: adım 4, 2 resimden 2.

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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Adım 5

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

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Adım 6

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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