network.
Failed to set up some
features.
Shorter standby time.
Can't charge.
Failed to add contacts to
phonebook.
Playstore icon isn't
available.
Beyond service area.
Weak signal.
Your network service provider
does not provide the services,
or you haven't subscribed
them.
The standby time is relevant to
network settings.
Replace the batteries.
When no signals are received,
your phone will continue
searching for base stations,
thus consuming a large
amount of battery power and
reducing standby time.
The voltage is not within rated
range of the charger
Nonstandard charger is used.
Poor contact.
Charge the battery when
ambient temperature is lower
than -10℃ or above 55℃.
The storage space of
phonebook is used up.
Click on this
30
network operator.
Move to service area of
your network operator.
Move to a place with
strong signal and try
again.
Contact your network
service provider.
In poor reception areas,
turn off your phone
temporarily.
Change with a new
battery.
Use your phone at strong
signal areas or Turn off
the phone temporarily.
Use an allowed voltage
within the rated range of
the charger.
Use a charger specially
designed for the mobile
phone.
Check whether the plug is
connected properly.
Change the environment.
Delete some contacts
from the phonebook.
and input *#11#
ENG