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70
Need to change battery.
Insert a new battery.
When you cannot receive signals, your cellular
phone will continue to send to find a basis. A lot
of battery power is used, so as to limit idle time.
Please move to an area where
signal is strong or temporarily
turn off your phone.
Cannot
switch on
Battery is drained.
Check battery volume or
charge battery.
SIM card is damaged.
Contact your operator.
SIM card is not inserted properly.
Make sure SIM card is inserted
properly.
Wrong SIM
card
Dirt on metal side of SIM card.
Wipe metal point of SIM card
with a clean cloth.
SIM card is unusable
Contact your operator.
Out of GSM service area.
Request
service
area
to
operator.
Cannot
connect to
network
Feeble signal.
Please move to an area where
signal is stronger and try again.