You can select time for automatic keypad lock via [Settings][Security setup][Auto
keypad lock], so that your cell phone can automatically lock the keypad.
Once keypad is locked, Press Unlock on the Center Select Key followed by
to unlock the keypad.
Text input method
Your phone provides Six types of input methods:
Multitap abc, Multitap ABC, Smart abc, Smart ABC, Numeric, Symbol input.
Change the input method
Press [*] to enter symbol list;
Press [#] to switch between the input methods.
Press  to insert common symbol under the English input method.
You can save names and phone numbers (contacts) in the phone memory or in
the SIM card memory.
to enter the phonebook list. Enter the name of contact
to be searched here to directly find the entry.