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Intro History: Dell Precision 5520 Battery Replacement

Edit by Arthur Shi

Edit approved by Arthur Shi

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Introduction
This guide shows how to remove and replace the battery for the Dell Precision 5520 laptop.
'''For your safety, discharge your battery below 25% before disassembling your device.''' This reduces the risk of a dangerous thermal event if the battery is accidentally damaged during the repair. If your battery is swollen, [[What to do with a swollen battery|take appropriate precautions|new_window=true]].