[ vi ]Use caller groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62Add names to a caller group . . . . . . . . . . . . . . . . 62Assign a ringing tone to a caller group . . . . . . . 62Rename a caller group. . . . . . . . . . . . . . . . . . . . . 63Remove names from a caller group . . . . . . . . . . 63Display caller group graphics . . . . . . . . . . . . . . . 63Receive a downloaded graphic . . . . . . . . . . . . . . 63View the new graphic . . . . . . . . . . . . . . . . . . . . . 64Save a received graphic. . . . . . . . . . . . . . . . . . . . 64Discard a received graphic . . . . . . . . . . . . . . . . . 6413. Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65Change your security code. . . . . . . . . . . . . . . . . . . . . 65Protect your phone with the lock code. . . . . . . . . . . 66Turn on the phone lock . . . . . . . . . . . . . . . . . . . . 66Store an unlocked phone number. . . . . . . . . . . . 67Call the unlocked phone number . . . . . . . . . . . . 67Answer a call with phone lock on. . . . . . . . . . . . 67Change your lock code . . . . . . . . . . . . . . . . . . . . 67Turn off phone lock . . . . . . . . . . . . . . . . . . . . . . . 68Lock the keypad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68Activate keyguard . . . . . . . . . . . . . . . . . . . . . . . . 68Deactivate keyguard . . . . . . . . . . . . . . . . . . . . . . 69Answer a call while keyguard is active . . . . . . . 69Restrict calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69Restrict outgoing calls. . . . . . . . . . . . . . . . . . . . . 70Restrict incoming calls . . . . . . . . . . . . . . . . . . . . 70