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Introduction |
If your battery has lost the ability to hold a charge, it will need to be replaced. This tutorial will guide you through replacing the battery of a Dell Latitude 7420 laptop. | | Before starting, please ensure the laptopdevice is turned off and disconnected from any adaptors or charging cables. | | | Likewise, use an anti-static band or mat when opening computers or handling components. | | | If the battery is swollen, [[What to do with a swollen battery|be sure to take precautions|new_window=true]]. |
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