Operation Manual

SIM card error
The SIM card is damaged.
For more information,
contact your service
provider.
The SIM card is not
properly installed.
Ensure the SIM card is
properly installed.
The metallic connector of
the SIM card is dirty.
Wipe the connector with
a clean cloth.
The mobile
phone cannot
connect the
network
The SIM card is invalid.
For more information,
contact your service
provider.
Beyond the GSM
coverage.
Consult the network
service provider for
service areas.
The signal is feeble.
Retry at a stronger signal
area.
It is impossible
to make a call
The call barring feature is
used.
Cancel the call barring
settings.
The fixed dialling number
feature is used.
Cancel the fixed dialling
number settings.
PIN code error
You have entered incorrect
PIN code three times in a
row.
For more information,
contact your service
provider.
The battery
can't be
charged
The battery or the charger
is damaged.
Change the battery or
use another charger.
You've tried to charge the
battery in a place of the
temperature lower than
-10
℃
or above 55
℃
.
Change the environment.
Poor connection.
Check whether the plug
is properly connected.
Contacts cannot
be added to the
Phonebook
The storage space of the
Phonebook is full.
Delete some contacts
from the Phonebook.
It is impossible
to set up some
features
Your network service
provider does not provide
the services, or you haven’t
subscribed them.
For more information,
contact your service
provider.