Introduction
Tools
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            Identify the two sliding locks on either side of the battery. 
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            Simultaneously slide both locks outward to release the battery. 
 
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            Using your finger or a spudger, push the optical drive out of its compartment so you can grab it. 
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            Pull the optical drive out of its slot in the side of the laptop. 
 
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            Loosen the single screw on the service panel by twisting counterclockwise with a Phillips #00 screwdriver. 
 
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            Using your fingers, pull the retaining clips away from the RAM sticks. 
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            Pull the RAM sticks out of the slots. 
 
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            Using a Phillips #00 screwdriver, remove all the remaining fourteen screws from the bottom case of the laptop. 
 
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            Using a Phillips #00 screwdriver, remove the five screws under the service panel. 
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            Remove the retaining clip. 
 
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            Disconnect the two ribbon cables connecting the keyboard to the laptop. 
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            Unplug the connector on the bottom of the laptop. 
 
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To reassemble your device, follow these instructions in reverse order.