Troubleshooting - LG -P720 Mode D'emploi

Troubleshooting

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 to fix yourself.
Message
SIM error
No network
connection/ Losing
network
Codes do not match
Any application
cannot be set
84
Possible causes
There is no SIM card in
the phone or it is inserted
incorrectly.
Signal is weak or you're
outside the carrier network.
Operator applied new
services.
To change a security code,
you will need to confirm the
new code by re-entering it.
The two codes you have
entered do not match.
Not supported by service
provider or registration
required.
Possible corrective measures
Make sure that the SIM card is correctly
inserted.
Move towards a window or into an open area.
Check the network operator coverage map.
Check whether the SIM card is more than
6~12 months old. If so, change your SIM
at your network provider's nearest branch.
Contact your service provider.
If you forget the code, contact your service
provider.
Contact your service provider.