Date & Time; Security - Nokia N91 User Manual

Packet data
The packet data settings affect all access points using
a packet data connection.
Packet data conn.—If you select
are in a network that supports packet data, the device
registers to the packet data network. Also, starting an
active packet data connection is quicker (for example, to
send and receive e-mail). If you select
device uses a packet data connection only if you start an
application or action that needs it. If there is no packet data
coverage and you select
periodically tries to establish a packet data connection.
Access point—The access point name is needed to use your
device as a packet data modem to your PC.
Configurations
You may receive trusted server settings from your network
operator or service provider in a configuration message,
or the settings may be stored on your SIM or USIM card.
You can save these settings to your device, view, or delete
them in Configurations.
Date & time
See "Clock settings," p. 15.
See also the language settings in "General," p. 90.
96
When available and you
When needed, the
When available, the device

Security

Phone and SIM
PIN code request—When active, the code is requested each
time the device is switched on. Deactivating the personal
identification number (PIN) code request may not be allowed
by some SIM cards. See "Glossary of PIN and lock codes,"
p. 97.
PIN code, PIN2 code, and Lock
lock code, PIN code, and PIN2 code. These codes can only
include the numbers from 0 to 9. See "Glossary of PIN and
lock codes," p. 97.
Avoid using access codes similar to the emergency numbers
to prevent accidental dialing of the emergency number.
If you forget any of these codes, contact your service provider.
Autolock period—You can set an autolock period, a timeout
after which the device automatically locks and can be used
only if the correct lock code is entered. Enter a number for
the timeout in minutes, or select
autolock period.
To unlock the device, enter the lock code.
When the device is locked, calls still may be possible to the
official emergency number programmed into your device.
Tip! To lock the device manually, press
commands opens. Select
on Lock switch see "Keypad lock (keyguard)," p. 17.
code—You can change the
None to turn off the
. A list of
Lock phone. For information