Dell Vostro V131 (Mid 2011) - Manual (Page 23)

Removing The Hard Drive
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1. Follow the procedures in Before Working On Your Computer .
2. Remove the battery .
3. Remove the base cover .
4. Remove the screw that secures the hard drive in place.
5. Slide the hard drive module to the left.
6. Carefully pry up and remove the hard drive from the computer.
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