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If the battery has not been used for a long time, to begin charging, you may need to
connect the charger, then unplug and reconnect it.
Charge the battery over USB
Battery low, but you don't have a charger with you? You can use a compatible USB
cable to connect to a compatible device, such as a computer.
To avoid breaking the charger connector, be careful when connecting or
disconnecting the charger cable.
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.
Switch the phone on or off
Press and hold the power key
until the phone vibrates.
You may be prompted to get the configuration settings from your network service
provider. For more information on this network service, contact your network service
provider.
GSM antenna
The figure shows the GSM antenna area marked in grey.
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