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Please contact your network operator, if
you still have a weak signal or no signal.
Bad talking quality:
Weak signal? See: Weak signal or no
signal.
Check if battery if battery is low. Charge
the battery or change the battery.
Use the up volume key to adjust the
microphone volume during a call.
Can’t make a call:
Check if you enter the correct number and
press green key.
Check if you set call barring, if yes, please
cancel it.
Check if the SIM card is registered in the
network.
If your SIM card is a prepaid card, please
make sure there is enough money on the
card.
Can’t receive calls:
Is the SIM card registered in the network?
Check if your phone is turned on.
Check if screens shows no signal, if yes,
see: Weak signal or no signal.
Check if you set call barring, if yes, please
cancel it.
Screen is dark:
Check if battery if battery is low. Charge
the battery or change the battery.
Adjust the wallpaper.
