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Appendix A: Troubleshooting
General problems
“Insert SIM card” displays
• Check that the SIM card has been correctly installed.
“No network coverage,” “Unable to connect. No
network coverage.” or “Message sending failed”
displays
• The network connection has been lost. You may be in a
weak signal area (in a tunnel or surrounded by
buildings). Move and try again.
• You are trying to access an option for which you have
not taken out a subscription with your service provider.
Contact the service provider for further details.
The bars above disappear
• If you have just turned on your phone, wait about 2
minutes, until your phone finds the network and
receives a signal from the network.
• If you are in a tunnel or in an elevator, the phone may
not be able to receive the network signal properly.
Move to an open place.
• This may appear when you move between different
service areas. It is normal.
