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Installing the Backup Batteries
Installing the Backup Batteries
If the backup batteries have been installed and a power failure occurs or
the AC cord is accidentally disconnected, the current time and alarm time
settings will be temporarily maintained.
If the backup batteries have not been installed or are dead, when the AC
power resumes the display will show 12:00 and you must reset the time
and alarm settings.
1. Open the battery compartment cover located on the bottom of the unit.
2. Install 2 x “AA” battery.
3. Close the battery cover.
AC adaptor
The unit comes with an AC adaptor that must be used to power the unit (unit will not run on back up battery).
Plug the cable into the DC jack located inside battery compartment on the bottom of unit and plug the other end into AC wall
outlet.
Installation of Backup Batteries