Unable
to boot
The battery
power is
exhausted.
Check the battery power
and recharge it.
coverage.
This will use a
lot of battery
power,
causing the
standby time
to become
shorter.
SIM card
error
SIM card is
damaged
Contact your network
service supplier.
SIM card not
installed
Make sure SIM Card has
been installed properly.
SIM card
metal surface
is dirty
Use clean cloth to brush
the SIM card metal
contact point
Unable to
connect
to the
network
SIM card is
invalid
Contact your network
service provider
Beyond the
GSM or 3G
network
service area.
Ask your network service
supplier about the service
area.
The signal is
weak
Please move to a stronger
signal area to retry
Unable to
call
You may have
set up the
call barring
function
cancel the call barring
function.
You may have
set up the
fixed dial
function
cancel the fixed dial
function.
PIN error
If you have
input the
incorrect PIN
Code three
times you
may have
locked the
sim card
contact your network
service provider.
Unable to
charge
Battery or
charger
damaged
need to replace with a new
battery or charger
Charge in
lower than -
10
℃
or higher
than 55
℃
environment
change the charging
environment
Bad contact
check whether the
charging plug is properly
connected
Unable to
add
phonebook
record
Phonebook
memory is
full
delete some part of the
phonebook to create more
space.
Unable to
set up a
function
Network
provider may
not support
this feature
contact your network
provider.
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Содержание R5
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