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• In case of a power outage the unit turns off completely. After recovery of the power supply the unit displays the time as 12:00 and needs to be set again. • Insert a 9V battery (not supplied) into the battery compartment for backing up clock memory and alarm settings in case of power outages. This way the clock settings are backed up. • During battery operation the time is not displayed and radio or CD alarm modes are also deactivated. All functions including display are restored as soon as th