39
CAUTION: After the device has been fully recharged, do not immediately
disconnect and reconnect the AC adapter to charge it again. Doing so may
damage the battery.
NOTE: The battery level may automatically lessen due to the self-discharge
process (0.21% per day), even when the battery pack is fully charged (100%).
This happens no matter if the battery pack is installed in the device.
Low Battery Signals and Actions
CAUTION: When you recharge the battery upon a warning of low power,
you should charge for at least 30 minutes. If you unplug the AC adapter
soon, you may not have sufficient battery power for your operation.
The battery status (charging or discharging) and level (as a percentage of
fully charged) are displayed at the top of the screen. To check the battery
information, touch (on the Home screen) Settings Battery.
On the exterior side of the battery pack is a gas gauge for displaying the
estimated battery charge. When the battery pack is not installed in the
device and you want to know the battery charge, you can press the switch t
to see the number of LEDs that light up. Each LED represents 20% charge.
You should save your data and recharge the battery immediately upon a
warning of low power; otherwise your device will turn off automatically.
You need to connect the device to external AC power for charging before
you can use it again.
Switch