소개
If the keypad has stuck buttons or is unresponsive, you'll need to remove it and clean it or replace it entirely. Follow this guide to do so.
필요한 것
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Remove the battery cover by pushing downwards and sliding the cover away from the device.
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거의 끝나갑니다!
To reassemble your device, follow these instructions in reverse order.
결론
To reassemble your device, follow these instructions in reverse order.