Phone And Sim - Nokia N93 Guia Del Usuario

Security

Phone and SIM

PIN code request—When active, the code is requested
each time the device is switched on. Deactivating the PIN
code request may not be allowed by some SIM cards. See
"Glossary of PIN and lock codes", p. 104.
PIN code, PIN2 code, and
lock, PIN, and PIN2 codes. These codes can only include the
numbers from 0 to 9. If you forget any of these codes,
contact your service provider. See "Glossary of PIN and lock
codes", p. 104.
Avoid using access codes similar to the emergency numbers
to prevent accidental dialing of the emergency number.
Autolock period—You can set an autolock period, a time-out
after which the device automatically locks. To turn off the
autolock period, select None.
To unlock the device, enter the lock code.
When the device is locked, calls may be possible to the
official emergency number programmed into your device.
Tip! To lock the device manually, press
of commands opens. Select
Lock if SIM changed—You can set the device to ask for
the lock code when an unknown SIM card is inserted into
your device. The device maintains a list of SIM cards that
are recognized as the owner's cards.
104
Lock code—You can change the
. A list
Lock phone.
Closed user group—You can specify a group of people to
whom you can call and who can call you (network service).
When calls are limited to closed user groups, calls may be
possible to the official emergency number programmed
into your device.
Confirm SIM services—You can set the device to display
confirmation messages when you are using a SIM card service
(network service).
Glossary of PIN and lock codes
If you forget any of these codes, contact your service provider.
PIN code—This code protects your SIM card against
unauthorized use. The PIN code (4 to 8 digits) is usually
supplied with the SIM card. After three consecutive incorrect
PIN code entries, the code is blocked, and you need the
PUK code to unblock it.
UPIN code—This code may be supplied with the USIM card.
The USIM card is an enhanced version of the SIM card and
is supported by UMTS mobile phones.
PIN2 code—This code (4 to 8 digits) is supplied with some SIM
cards and is required to access some functions in your device.
Lock code (security code)—This code (5 digits) can be used
to lock the device to avoid unauthorized use. The factory
setting for the lock code is 12345. To avoid unauthorized
use of your device, change the lock code. Keep the new
code secret and in a safe place separate from your device.
If you forget the code, contact your service provider.