LG KM555e, User Manual

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LG KM555e | User Guide 66
Troubleshooting
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 POSSIBLE CAUSES POSSIBLE CORRECTIVE
MEASURES
SIM error There is no SIM card
in the phone or you
may have inserted it
incorrectly. Make sure that the SIM card
is correctly inserted.
No
connection
to the
network Signal weak Outside
GSM network Move higher to a window or
open space. Check service
provider coverage map.
Codes do
not match 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. Contact your Service Provider.
Function
cannot be
set Not supported by
Service Provider or
registration required Contact your Service Provider.
Calls not
available Dialling error
New SIM card inserted
Charge limit reached
New network not authorised.
Check for new restrictions.
Contact Service Provider or
reset limit with PIN 2.