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English
SIM card error
SIM card damaged
Check the condition of the SIM
card. If it is damaged, contact
the network operator.
SIM card incorrectly
installed
Check the installation of the
SIM card. Remove the card and
reinstall it.
SIM card dirty or damp
Wipe the contact surfaces of the
SIM card with a clean cloth.
Failure to connect to network
SIM card invalid
Contact the network operator.
No coverage of GSM service
Contact the network operator.
Signal too weak
See Weak signal below.
Weak signal
Too far from base station
Try again from another location.
Network congestion
Try calling at a later time.
Echo or noise
Regional problem from bad
network relay
Hang up and redial. This may
switch to another network relay.
Failure to set a function
Function not supported or
subscribed from network
Contact the network operator.
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