Samsung Behold II SGH-t939 - Manual (Page 176)

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Fixed dialing mode
FDN (Fixed Dial Number) mode, if supported by your SIM card, allows you to restrict your outgoing calls to a limited
set of phone numbers.
1. From the Home screen, touch Quick List
➔
Settings
➔
Phone settings
➔
Security.
2. Touch On or Off from the Fixed dialing mode field.
• On: you can only call phone numbers stored in the Contacts list. You must enter your PIN2. You can obtain your PIN2 from T-
Mobile’s customer service department.
• Off: you can call any number.
Change PIN code
This feature allows you to change your current PIN, provided that the PIN check feature is enabled. You must enter
the current PIN before you can specify a new one.
Once you have entered a new PIN, you are asked to confirm it by entering it again.
1. From the Home screen, touch Quick List ➔ Settings ➔ Phone settings ➔ Security.
2. Touch the Change PIN code field.
3. Enter your old PIN code.
4. Enter your new PIN code.
5. Confirm your PIN code.
Change PIN 2 code
The Change PIN2 code feature allows you to change your current PIN2 to a new one. You must first enter the current
PIN2 (obtained from T-Mobile) before you can specify a new one. Once you have entered a new PIN2, you are asked
to confirm it by entering it again.
Note: Not all SIM cards have a PIN2. If your SIM card does not, this menu does not display.
1. From the Home screen, touch Quick List
➔
Settings
➔
Phone settings
➔
Security.
2. Touch the Change PIN2 code field.
3. Enter your old PIN2 code.