Lenovo ThinkPad T490s Battery Replacement

简介

Use this guide to replace the battery in your Lenovo ThinkPad T490s Laptop.

For your safety, discharge the battery below 25% before disassembling your device. This reduces the risk of fire if the battery is accidentally damaged during the repair. If your battery is swollen, take appropriate precautions.

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步骤 1 Loosen the back screws

Lenovo ThinkPad T490s Battery Replacement, Loosen the back screws: 步骤 1 中的图像 1，2

Lenovo ThinkPad T490s Battery Replacement, Loosen the back screws: 步骤 1 中的图像 2，2

For your safety, discharge the battery below 25% and power down your device before disassembly.
Use your Phillips #1 screwdriver to fully loosen the five screws on the back cover.
These screws are captive—they won't come out after being unscrewed.

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步骤 2 Release the clips

Lenovo ThinkPad T490s Battery Replacement, Release the clips: 步骤 2 中的图像 1，2

Lenovo ThinkPad T490s Battery Replacement, Release the clips: 步骤 2 中的图像 2，2

Orient your laptop so that the screen's silver hinges are closest to you.
Insert an opening pick between the back cover and the device body near a hinge corner.
Pry upward to release the clips holding the cover. Listen for a loud click when each clip releases.

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步骤 3

Insert your opening pick between the cover and the device body at the other hinge corner.
Pry upward to release additional retaining clips.

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步骤 4 Remove the back cover

Lenovo ThinkPad T490s Battery Replacement, Remove the back cover: 步骤 4 中的图像 1，3

Lenovo ThinkPad T490s Battery Replacement, Remove the back cover: 步骤 4 中的图像 2，3

Lenovo ThinkPad T490s Battery Replacement, Remove the back cover: 步骤 4 中的图像 3，3

Grab the front edge of the cover and lift it away from you.
There may be additional clips holding the cover in place. These remaining clips will release easily as you remove the cover.

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