legal or healthy problems of the content. Any questions,
please consult the service providers or communication
operators.
5.
Trouble shooting
When operating the mobile phone, if problems occur,
please refer to the solutions as follow. If problems still
remain, please contact the salesman or service providers.
Frequent
problems
Root cause
solution
SIM
card
error
SIM card damaged
Contact network
provider
SIM card not
installed correctly
Check SIM card
SIM card metal
surface dirty
sweep with clean
cloth
bad
reception
used in the area
where the signal
cannot be received
well. The wireless
e-wave cannot be
transmitted
effectively
Receive the call at
places where the
signal is good,
avoiding the
basements or high
buildings.
network traffic
blocked
avoid using when
the
communication is
highly dense.
cannot boot
the battery charge
is exhausted
replace a new one
cannot call
the Forbid
Communication
function is used
cancel this setting
cannot
connect
SIM card not
effective
contact the
network provider
