LG GT405 Guide De L'utilisateur page 294

Trouble Shooting
This chapter lists some problems that you might encounter
while using your phone. Some problems require that you call
your service provider, but most of problems you encounter
are easy to correct yourself.
Message
SIM error
No connection
to the network
Codes do not
match
Function
cannot be set
Calls not
available
64 LG GT405
Possible causes
There is no SIM card in the
phone or you may have
inserted it incorrectly.
Signal weak
Outside GSM network
When you want to change
a security code you have
to confirm the new code
by entering it again. The
two codes that you have
entered do not match.
Not supported by Service
Provider or registration
required
Dialling error
New SIM card inserted
Charge limit reached
| User Guide
Possible Corrective
measures
Make sure that the SIM card is
correctly inserted.
Move higher to a window or
open space. Check service
provider coverage map.
Contact your Service Provider.
Contact your Service Provider.
New network not authorised.
Check for new restrictions.
Contact Service Provider or
reset limit with PIN 2.