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Replacing and Installing Clock Backup Battery
Note: The CR2450 lithium battery is included in the unit. Please pull out the battery pull tab before you
use the unit.
This model is equipped with a battery backup circuit that will maintain the time and alarm time settings in
the event of a temporary power interruption. The battery backup circuit will also operate the buzzer alarm
to wake you up at the selected wake up time even if the power is out. The battery backup circuit requires
one CR2450 lithium battery, included.
When the backup battery is getting weak the Low Backup Battery Indicator will begin flashing in the
display. When you see this flashing indicator you should replace the backup battery as soon as possible.
Purchase a replacement CR2450 battery, available wherever batteries are sold, and follow steps 1 - 3
below to install the replacement battery.
To replace the backup battery:
iBN97
Using the
15
P18
IMPORTANT: When replacing the backup battery be sure to have the unit connected to the AC outlet to
maintain all of your settings, otherwise it will be necessary to reset the time and alarm time after the battery
is replaced.
1. Remove the battery cover located on the bottom of the unit and remove the exhausted CR2450 battery.
2. Insert a fresh CR2450 battery in the backup battery compartment with the “+” side facing up.
3. Replace the batter compartment cover. Confirm that the backup batter indicator is not flashing in the
display.
Note: Make sure you dispose of the battery properly (see your local regulations).