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Security

Security

Locking the SIM Card

Your PIN (Personal Identication Number) code protects
the information stored on your SIM card. When the SIM
PIN feature is activated, you must enter your SIM card PIN
code to unlock the SIM card each time you turn on the
phone or insert the SIM card in the phone.
Unblocking the SIM Card PIN Code
If you enter an incorrect SIM card PIN code 3 times in a
row, your SIM card is disabled and your phone displays
SIM Blocked
. You must enter a PIN unblocking key (PUK)
code, which you can obtain from your service provider.
Caution:
In the following key sequence, each key press
must occur within two seconds of the previous keypress. If
the unblocking attempt is tried unsuccessfully 10 times,
the SIM card is permanently disabled and your phone
displays
SIM Disabled
.

Locking and Unlocking

Applications

You can lock specific phone applications (such as the
phonebook) so that users must enter the unlock code to
use them.

Line Security

If your phone displays
Line Not Secure
while you are on a
call, your phone has detected another device monitoring
the call. This message does not appear when caller ID,
call cost, or other information fills the display.
Find the Feature
M
>
Settings
>
Security
>
SIM PIN
>
On
or
Off
Press To
1
UNBLOCK
(
+
) open the PIN unblocking
editor
2
keypad keys enter the PUK code
3
OK
(
+
) submit the PUK code
4
keypad keys enter a new SIM card PIN
Note:
The SIM PIN must be
between 4 and 8 digits.
5
OK
(
+
) assign the new SIM PIN
6
keypad keys re-enter the new SIM PIN
7
OK
(
+
) confirm the new SIM PIN and
unblock the SIM card
Find the Feature
M
>
Settings
>
Security
>
Lock Application
Press To
1
keypad keys enter your unlock code
2
OK
(
+
) open the lock application
menu
3
S
scroll to the application
4
CHANGE
(
+
) select the application
5
S
scroll to
Locked
or
Unlocked
6
SELECT
(
+
)select
Locked
or
Unlocked