Introduction
After diagnosing your Toshiba Satellite A105-S4074, should hard drive failure be imminent and replacement necessary, these easy to follow instructions will guide you through the process.
Tools
Parts
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Slide both the left and right battery release tabs outwards away from center of the laptop.
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While still holding the left release tab, slide the battery towards you using your right hand.
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Fully remove the battery from the laptop.
 
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Turn the laptop around so that the battery slot is facing away from you, and locate the hard drive access panel in the lower left-hand corner.
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Locate the hard drive access panel in the lower left-hand corner on the bottom of the laptop, and loosen the 4.0 mm screw in the top center of the panel using the Phillips #1 screwdriver.
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Carefully remove the panel with your fingers by lifting the edge at the indent.
 
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You should now have full access to the hard drive.
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Slide the hard drive to the left.
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Gently lift the hard drive from the side closest to you and remove it.
 
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To reassemble your device after replacing the hard drive, follow these instructions in reverse order.