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35
Common issue Cause reason
Shooting way
Cannot switch
on
Battery is drained.
Check battery
volume or charge
battery.
Wrong SIM
card
SIM card is damaged.
Contact your
operator.
SIM card is not inserted
properly.
Make sure SIM
card is inserted
properly.
Dirt on metal side of SIM
card.
Wipe metal point
of SIM card with
a clean cloth.
Cannot connect
to network
SIM card is unusable
Contact your
operator.
Out of GSM service area. Request service
area to operator.
Feeble signal.
Please move to
an area where
signal is stronger
and try again.
or temporarily
turn off your
phone.
send to find a basis. A lot
of battery power is used,
so as to limit idle time.