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Introduction |
| This guide is meant to help you replace the battery in your Lenovo ThinkPad T14 Gen 3 21CF/21CG. This repair will also apply to the ThinkPad series models: | | | * T14 Gen 4: 21HD, 21HE, 21K3, 21K4 | | * P14 Gen 3: 21J5, 21J6 | | * P14 Gen 4: 21HF, 21HG, 21K5, 21K6 | | The battery is the power bank for your device, and allows it to be operational without a cord. Sometimes they can fail, get damaged, or become faulty. This could mean the battery needs to be replaced. If your battery is swelling, damaged, or maybe not working as effectively, then a replacement might be a good solution. For tips on dealing with a swollen battery, follow this link. Also remember to dispose of any parts and waste properly, guidelines for which can be found through ther EPA’s website. | | | Be sure to review the troubleshooting guide before replacing any parts, batteries could be affected by other issues that do not warrant a replacement. To avoid any damage or injury, make sure the device you are working on is unplugged and drained of power. Using ESD safe tools can protect your device from damage. |
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