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Troubleshooting
Problem
Possible cause
Poor call quality.
Network signal is weak.
Network signal is changing
frequently, e.g. when travelling
on a train.
Other party in a
Phone is muted.
call cannot hear
you.
Cannot send or
Your service provider is not
receive text
enabling this service.
messages.
Cannot send or
Your service provider is not
receive MMS
enabling this service.
messages.
MMS settings are missing or
incorrect.
Cannot access
Your service provider is not
the Internet.
enabling this service.
Network settings are missing
or incorrect.
Possible solution
Move clear of any obstructions that may
block the signal.
Wait until signal strength is consistently high
before making or answering a call.
Unmute the phone (see page 46).
Contact your service provider to check your
subscription status.
Contact your service provider to check your
subscription status.
Ensure that the MMS settings are correct
(see page 126). To obtain the settings,
contact your service provider.
Contact your service provider to check your
subscription status.
Ensure that the network settings are correct
(see page 80). To obtain the settings,
contact your service provider.
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