LG KG810 User Manual page 18

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If the memory card becomes corrupt, then please format the card. Please note this
may not resolve the problem.
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Please do not use excessive force when writing on the memory card label.
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Carry and store the memory card in its case.
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Do not allow the memory card to get wet.
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Do not leave the memory card in extremely hot locations.
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Do not disasseble or modify the memory card.
For optimal call performance, please do not obstruct the
internal antenna.
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