Find "Call forwarding"
Select divert type
The current settings are displayed.
Press one of the following options:
Divert calls to voicemail
Key in 707
If you selected Forward if unanswered in step 2, you need to select a delay for the divert:
Press the drop down list below "Delay".
Press the required delay.
Return to the home screen
Press the Home key to return to the home screen.