Samsung SGH-i607 - Manual (Page 35)

Section 2: Understanding Your Phone 35
Security Settings
Security Settings
With options in Security, you can protect your phone
and SIM card from unauthorized use.
Locking the Phone
You can protect your phone using the Device Lock
feature. Once the feature is enabled, your phone is
automatically locked after the specified period of
inactivity.
Note: Even if the phone is locked, you will be able to receive calls.
To lock the phone:
1. On the Home screen, press the Start soft key.
2. Select Settings > More... > Security > Device Lock.
3. Select Prompt if device unused for and select a length
of time the phone waits for before locking itself when it is
not in use. Press the
key to mark the checkbox.
4. Scroll to the Password type field and select a password
type.
ⅷ Simple PIN: Use a numeric password. A password must be
more than 4 characters.
ⅷ
Strong alphanumeric use an alphanumeric password. A
password must be more than 7 characters and contain at least
3 of uppercase and lowercase letters, numbers, or punctuation
marks.
5. Enter a password in the Password field.
6. Re-enter the same password in the Confirm password
field for confirmation.
7. Press the Done soft key.