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Checking the Battery Power
Select Start > Settings > System tab > Power.
Optimizing Power Performance
Select Start > Settings > System tab > Power
> Advanced and then adjust settings.
Saving the Battery Power
Select Start > Settings > System tab > Power
> Phone and then choose to turn off the
backlight while you are having a phone call.
Managing a Low Battery
When the low-battery warning appears, do the following:
1. Turn off Bluetooth and/or WiFi if they are
currently enabled.
2. Immediately save your current data.
3. Plug in or turn off the device.
4. Close applications no longer in use.
Charging the Battery
1. To charge the battery, make sure the battery is inserted in the battery slot correctly.
2. Do one of the following:
a) Connect the device to the AC charger and plug the AC charger into a power outlet.
b) Connect the device to a PC with the USB cable (supplied with the device).
NOTE: To charge the device with the USB cable, you must connect the device to a functioning
USB port on a PC that is powered on.(The USB port is intended for use with a certified Limited
Power Source).
IMPORTANT: For safety reasons, charging will not occur at temperatures below 0˚C/32˚F or
above 40˚C/104˚F.
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