3
Getting started
Backup battery charging
When the deskset loses power with the backup battery installed, the screen
indicates the battery status (see the following table). The backup battery is
fully charged after 16 hours of continuous charging. See the table on page 79 for
battery operating times.
The following table summarizes the battery charge indicators and actions to
take.
Battery indicators
Battery status
Action
The screen shows
and it flashes.
Battery has enough
charge to be used for a
short time.
Charge without
interruption at least one
hour.
The screen shows .
Battery is fully charged.
Keep the backup
battery in the battery
compartment to
recharge.
NOTE:
When there is a power outage, make sure you have also installed four AA batteries in
the console to allow continuous telephone operation.