Motorola W377G - Manual (Page 28)

26 basics
lock & unlock phone
You can lock your phone to keep others from using it.
You can lock your phone manually or set it to lock
automatically whenever you turn it off. To lock or
unlock your phone, you need the four-digit unlock
code.
A locked phone still rings or vibrates for incoming calls
or messages, but you have to unlock it to answer.
Note: You can make emergency calls even when your
phone is locked (see page 32).
To lock your phone:
Find it: s > w Settings > Security > Phone Lock > Lock Now
or Automatic Lock
check battery meter
Find it: s > w Settings > Phone Status > Battery Meter