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If your laptop has trouble turning on, it may be due to a dead battery. Over time, battery performance deteriorates as a result of repeated charge cycles, which can eventually cause the battery to lose its ability to hold a charge. If the battery in your Lenovo IdeaPad 1-15ALC7 has died, it will need to be removed and replaced with a new one.

Before replacing the battery, check the Lenovo IdeaPad 1-15ALC7 troubleshooting pages for possible solutions.

To access the battery, you’ll need to remove the bottom panel of the laptop to expose the internal components.

Warning: Swollen batteries are fire hazards and need to be handled with caution. Follow these safety guidelines when removing swollen or corroded batteries. What to do with a swollen battery - iFixit

Make sure to power off the laptop completely and disconnect the charging adapter before beginning the battery replacement or working with any internal components.

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crwdns2931653:01crwdne2931653:0 Lower Case

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Lower Case: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Lower Case: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Lower Case: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

For your safety, unplug all peripheries, discharge the battery below 25%, and power down your device before beginning disassembly.
Unscrew and remove the T5 Torx screws that secure the lower case:
Six 6.5 mm screws
Four 5 mm screws
Insert a Jimmy into the seam between the lower case and chassis.
Pry around the entire perimeter until the lower case fully releases.
Remove the lower case.

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crwdns2931653:02crwdne2931653:0 Lenovo IdeaPad 1-15ALC7 Battery Disconnection

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Lenovo IdeaPad 1-15ALC7 Battery Disconnection: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Lenovo IdeaPad 1-15ALC7 Battery Disconnection: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Use tweezers or your fingernails to gently "walk" the battery connector directly out of its motherboard socket.

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crwdns2931653:03crwdne2931653:0 Battery

Lenovo IdeaPad 1-15ALC7 Battery Replacement, Battery: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Unscrew the six 5 mm Phillips #000 screws that secure the battery.
Lift the battery up and out to remove it.

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To reassemble your device, follow the above steps in reverse order.
For optimal performance, after completing this guide, calibrate your newly installed battery.
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.