Introduction
If you have started noticing that your laptop loses power faster than before, or if it randomly shuts down when high on charge, a faulty battery is likely the cause. This guide will provide the necessary components and steps to remove and replace your E210MA battery.
Tools
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            Place the laptop with the bottom side facing up. Have the front (where the mousepad is) facing toward you. 
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            Start by removing the ten 7mm screws on the bottom of the laptop using a JIS #00 JIS screwdriver. 
 
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            Double-check to make sure all of the screws are removed. 
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            If you have a Jimmy or other flat, straight-edge object, slide it in the crack where the halves of the case meet. 
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            When the parts are separated, pull them apart to expose the insides of the case. 
 
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            Remove the 3 mm screws around the battery. 
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            Carefully lift up the USB port and set it to the side. 
 
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            Unplug the connection between the motherboard and the battery by pulling towards the speaker side. 
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            Repeat the same process to remove the blue tape on the second picture. 
 
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To reassemble your device, follow these instructions in reverse order.