1 Find "Fixed Dialing Numbers"
Press the menu icon.
Press Settings.
Press Call settings.
Press Call Feature Settings.
Press Fixed Dialing Numbers.
2 Turn fixed dialling on or off
Press Enable FDN or Disable FDN (depending on the current setting).
Key in your PIN2.
Key in your PIN2.
Press OK.
3 Exit
Press the Home key to return to standby mode.