![](http://pdfasset.owneriq.net/a/58/a58928b9-5f1b-4b24-9ff3-60eee8cb5be4/a58928b9-5f1b-4b24-9ff3-60eee8cb5be4-bg55.png)
3.
Remove the following screws that secure the top cover to the base enclosure:
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Three Phillips screws from the Upgrade bay (1).
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Three Torx 8 screws in the hard drive bay and four Torx 8 screws in the battery bay (2).
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Five Torx 8 screws from the front edge and middle of the computer (3).
Component replacement procedures
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