LG C3100 User Manual page 143

Settings [Menu 4]
Phone lock
You can use security code to avoid unauthorized use of your phone.
When you switch on your phone, your phone will request security
code always if you set phone lock to "On". If you set phone lock to
"Automatic", your phone will request security code only when you
change your SIM card.
Automatic key lock
When you enable Automatic key lock, keypad will be lock
automatically on an idle screen after 25 seconds without any key
requesting.
Note
• If you want to lock your phone keypad manually, enter
Top menu and press * key.
• If you want to unlock your phone keypad, press <
[unlock] key and then press * key. But if you enabled
Automatic key lock before, your phone keypad will be
unlock and then after 25 seconds the keypad will be
lock up again automatically.
Call barring
The Call barring service prevents your phone from making or
receiving certain category of calls. This function requires the call
barring password. You can view the following submenus.
• All outgoing :
The barring service for all outgoing calls.
• International (Outgoing international) :
The barring service for all outgoing international calls.
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