Introduction
This guide will tell you how to replace your hard drive, by opening up the bottom of the laptop. It is relatively simple, and only requires a screwdriver. Before doing this, you should back up all your information stored on the laptop.
Tools
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Slide the lock on the right side of the battery to the right. If done correctly the slider will stay in place and there will be a red indicator.
 
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Slide the other sliding lock on the left side of the battery to the left, and with your other hand slide the battery out from the laptop.
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.