c16_WL3.fm
Maintenance
Maintenance of Batteries
A31003-M2000-U107-1-7619, 1/2017
WL3 and WL3 Plus WLAN Handset, User Manual
117
16 Maintenance
16.1 Maintenance of Batteries
16.1.1 Battery Warnings
During a call, only the corresponding battery warning signal notifies the user. The
battery warning signal cannot be silenced during a call. When not in call, the bat-
tery warning signal can be silenced by pressing
or
.
16.1.2 Charge the Battery
Place the handset in the desktop charger or in the rack charger. The battery char-
ges when the LED on the handset is steady orange. When the battery is fully
charged, the LED turns green.
An animated battery icon
is also shown in the display indicating charging by
starting with its current charge and ending with the full charge. A filled battery icon
indicates a fully charged battery.
16.1.3 Charge Spare Batteries
Spare batteries can be charged with a separate battery pack charger. It can char-
ge six batteries at the same time.
The “Low battery” icon is displayed when the battery has 10% or lower
of its capacity left. In addition; a warning signal sounds every minute,
the LED flashes orange, and the dialog window “Battery low! Charge
now!” appears.
The “Empty battery” icon flashes when the battery has 5% or lower of
its capacity left. In addition; a warning signal sounds every second, the
LED flashes red, and the dialog window “Battery empty! Shutting
down!” appears.
The “Half battery” icon is displayed when the battery has 50% of its
capacity left.
The “Full battery” icon is displayed when the battery is fully charged
and has 100% of its capacity.
NOTE: Only use the prescribed chargers for charging.
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