Clock time is erased.


Power interruption lasts more than one day.( The clock time backup memory can store the time within a day)

  • Connect the unit to the outlet( or insert ( or insert a 9 volt 6F22 type battery ), then reset the clock time.

NOTE: If no backup battery is installed or the power interruption is prolonged, you will need to set the clock and
           alarm times again.

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