Call mailbox
To call your call mailbox (network service), press and hold 1 in the standby mode.
Call mailbox is a network service. Contact your service provider for the call
mailbox number.
To define the call mailbox number if no number is set, select Menu > Settings >
Call mailbox, and when Voice mailbox number: is displayed, enter the voice
mailbox number.
To change the call mailbox number, select Menu > Settings > Call mailbox >
Options > Change number, and enter the number.