IMPORTANT
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To save documents in memory when the power supply is cut offIf the power is lost due to a power failure or the power cord is accidentally unplugged, data can be stored in memory for approximately 5 minutes so you can back it up. To store document in the memory requires the machine's built-in battery must be charged for more than 16 hours. (The machine's power switch is turned ON for more than 16 hours.)
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