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Trouble shooting
This chapter lists some problems you might encounter while using your
phone. Some problems require you to call your service provider, but most
are easy for you to correct yourself.
Message Possible causes Possible Solutions
USIM error
There is no USIM card in
the phone or it is inserted
incorrectly.
Make sure the USIM card is correctly
inserted.
No network
connection
Signal weak
Outside GSM network area
Move towards a window or into an
open area. Check the Network Operator
coverage map.
Codes do not
match
To change a security code,
you will need to confirm
the new code by entering
it again. The two codes you
have entered do not match.
Contact your Service centre.
Function
cannot be set
Not supported by Service
Provider, or registration
required
Contact your Service Provider.
Calls not
available
Dialling error
New USIM card inserted
Charge limit reached
New network not authorised. Check
for new restrictions. Contact Service
Provider or reset limit with PIN 2.