I cannot use Internet-based services
Make sure your subscription covers data downloads and that the Internet settings in your
Internet and messaging settings
on page 28 for more information
on how to enable data traffic, data roaming, and download Internet settings. Contact your
network operator for more information about your subscription settings.
Error messages
No network coverage
•
Your phone is in flight mode. Make sure flight mode is off.
•
Your phone is not receiving any network signal, or the received signal is too weak. Contact
your network operator and make sure that the network has coverage where you are.
•
The SIM card is not working properly. Insert your SIM card in another phone. If this works,
it is probably your phone that is causing the problem. In this case, contact the nearest
Sony Ericsson service center.
Emergency calls only
You are within range of a network, but you are not allowed to use it. However, in an
emergency, some network operators allow you to call the international emergency number
112. See
on page 31 for more information.
SIM card is locked.
You have entered your PIN incorrectly 3 times in a row. To unlock the phone, you need the
PUK provided by your operator.
SIM card is PUK-locked.
You have entered your PUK (Personal Unblocking Key) incorrectly 10 times in a row. Please
contact your service provider.
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