Charge the battery
Your battery has been partially charged at the factory, but you may need to recharge
it before you can turn on your phone for the first time.
1 If your phone needs recharging, do the following:
2 When the battery is full, do the following:
Get started
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You can use USB charging when a wall outlet is not available. Data can be transferred
while charging the device. The efficiency of USB charging power varies significantly,
and it may take a long time for charging to start and the device to start functioning.
You do not need to charge the battery for a specific length of time, and you can use
the phone while it is charging.
If the battery is completely discharged, it may take several minutes before the
charging indicator is displayed or before any calls can be made.