
Vodafone 155
Find "Security"
Press the Navigation key.
Scroll to Settings and press the Navigation key.
Scroll to Security and press the Navigation key.
Turn fixed dialling on or off
Scroll to Fixed dial number and press the Navigation key.
Scroll to Mode and press the Navigation key.
Highlight On or Off and press the Navigation key.
Key in your PIN2 (default is 1111) and press the Navigation key.
Exit
Press Disconnect the necessary number of times to return to standby mode.