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.
你所需要的
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Use your Phillips #1 screwdriver to fully loosen the five screws on the back cover.
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Orient your laptop so that the screen's silver hinges are closest to you.
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Insert an opening pick between the back cover and the device body near a hinge corner.
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Pry upward to release the clips holding the cover. Listen for a loud click when each clip releases.
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Grab the battery pull-tab at the head of the connector.
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Pull the connector out of its socket in the direction of the cable.
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Use a Phillips #0 screwdriver to remove the five 5.2 mm-long screws securing the battery.
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To reassemble your device, follow these instructions in reverse order.
For optimal performance, calibrate your newly installed battery after completing this guide.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
To reassemble your device, follow these instructions in reverse order.
For optimal performance, calibrate your newly installed battery after completing this guide.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.