你所需要的
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Open the back cover of the device by pressing on the indication arrow and pulling it open.
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Using your thumb and forefinger, pull up, applying a small amount of pressure until the blade loosens and comes out.
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即将完成!
To reassemble your device, follow these instructions in reverse order.
结论
To reassemble your device, follow these instructions in reverse order.
另外一个人完成了本指南。