Samsung SGH-T699DABTMB - Manual (Page 260)

Fixed Dialing Numbers
Fixed Dial Number (FDN), allows you to restrict outgoing calls
to a limited set of phone numbers.
Enabling FDN
1. From the main Call settings page, tap Additional
settings ➔ Fixed Dialing Numbers.
2. Tap Enable FDN.
3. At the prompt, enter your PIN2 code and tap OK.
Important! Not all SIM cards use a PIN2 code. If your SIM card
does not, this menu does not display.
The PIN2 code is provided by your carrier. Entering
an incorrect PIN2 code could cause the phone to
lock. Contact customer service for assistance.
Changing the PIN2 Code
1. From the main Call settings page, tap Additional
settings ➔ Fixed Dialing Numbers.
2. Tap Change PIN2.
3. At the prompt, enter your old PIN2 code.
4. At the prompt, enter a new PIN2 code.
5. Confirm your PIN2 code.
Important! Not all SIM cards use a PIN2 code. If your SIM card
does not, this menu does not display.
The PIN2 code is provided by your carrier. Entering
the PIN2 incorrectly three times will cause the
device to lock. Contact customer service for
assistance.
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