注：你正在编辑的一份前提条件指南。你所做的任何更改将影响包括此步骤的3指南。
正翻译步骤 1
步骤 1
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Firmly grip the back of the casing.
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Separate the front and back casings either by pulling them apart from the middle or gently prying the front off with your fingers from the bottom.
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