The device must have an active account on the BlackBerry Enterprise Server and have Enterprise Activation enabled for this process to be successful. Contact the BlackBerry Enterprise Server Administrator for more assistance.
From the Home screen, navigate: Menu > Options > Advanced Options. To expand the tray, press the Menu button then select Open Tray. Utilize the trackpad to highlight and press it to select.
Select Enterprise Activation
Enter the appropriate email address and password then press the Menu button. Activation times vary and may be thirty minutes or more.