Introdução
Use this guide to replace the lower case on a HP ProBook 640 G4.
Ferramentas
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Insert an opening pick into the seam between the lower case and chassis, and twist it to create a gap.
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Insert an opening tool into the gap.
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Use the opening tool to pry around the entire perimeter of the device until the lower case fully releases.
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Remove the lower case.
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Conclusão
To reassemble your device, follow these instructions in reverse order.