Your corporate email address must be added to the BlackBerry Enterprise Server (BES) with the wireless activation feature enabled. Contact your BES Administrator for assistance with setup and password credentials.
From the Home screen All tray, navigate: Setup > Email Accounts > Enterprise Account.
To expand the tray, press the Menu button then select Open Tray.
Utilize the trackpad to hightlight then press it to select.
From the Account Activation section, enter the following information then select Activate:
Activation times vary and may be 30 minutes or more.