Settings
Closed User Group
(Menu 9.4.8)
Closed user group is a network service that specifies
the group of people whom you can call and who can
call you. For more information contact your network
operator or service provider. If a group index is
specified, it is used for all outgoing calls. If no group
index is specified, the network will use the preferential
index (a specific index that is stored in the network).
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Preset: Setting the selected CUG Index.
]
On: Activating and editing the CUG Index.
]
Off: Deleting the selected CUG.
Send DTMF Tones
(Menu 9.4.9)
You can send the DTMF (dual tone multi-frequency)
tones of the number on the display during a call.
This option is helpful for entering a password or
account number when you call an automated system,
like a banking service.
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Security
Various codes and passwords are used to protect the
features of your phone. They are described in the
following sections.
Request PIN Code
(Menu 9.5.1)
When the PIN code request feature is enabled, you
must enter your PIN each time you switch the phone
on. Consequently, any person who does not have your
PIN cannot use your phone without your approval.
n
Note
Before disabling the PIN code request feature, you must
enter your PIN
The following options are available:
]
Enable: You must enter the PIN each time the phone
is switched on.
]
Disable: The phone connects directly to the network
when you switch it on.
Menu 9.5