LG VN270 - Manual (Page 122)

Troubleshooting
This section 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
120
Symptom Possible causes Possible Corrective measures
No connection
to the network
Signal is weak or you’re
outside of the carrier
network.
Move 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 Dialing error or service
limitations. Check the number dialed and check the
reception. Contact your service provider.