Nokia 6681

Page 92
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Tools
92
Copyright © 2005 Nokia. All rights reserved. 
Date and time
See also the language settings in ‘General’, p. 87.
Security
Phone and SIM
PIN code request
—When active, the code is requested 
each time the phone 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. 93.
PIN code
, 
PIN2 code
, and 
Lock code
—You can change the 
PIN code, PIN2 code, and lock code. These codes can only 
include the numbers from 0 to 9. See ‘Glossary of PIN and 
lock codes’, p. 93.
Avoid using access codes similar to the emergency 
numbers to prevent accidental dialling of the emergency 
number.
If you forget any of these codes, contact your service 
provider.
Autolock period
—You can set an autolock period, a time-
out after which the phone automatically locks and can be 
used only if the correct lock code is entered. Enter a 
number for the time-out in minutes, or select 
None
 to turn 
off the autolock period.
To unlock the phone, enter the lock code.
Note: When the phone is locked, calls in offline 
profile to certain emergency numbers programmed into 
your phone are still possible.
 Tip! To lock the phone manually, press 
. A list of 
commands opens. Select 
Lock phone
.
Lock if SIM changed
—You can set the phone to ask for the 
lock code when an unknown SIM card is inserted into your 
phone. The phone maintains a list of SIM cards that are 
recognised as the owner’s cards.
Fixed dialling
—You can restrict calls and text messages 
from your phone to selected phone numbers, if supported 
by your SIM card. You need the PIN2 code for this function. 
To view the list of fixed dialling numbers, press 
, and 
select 
Tools 
> 
Settings 
> 
Security
 >
 Phone and SIM
 >
 Fixed 
dialling
. To add new numbers to the fixed dialling list, 
select 
Options 
> 
New contact
 or 
Add from Contacts
. 
When you use 
Fixed dialling
, packet data connections are 
not possible, except when sending text messages over a 
packet data connection. In this case, the message centre 
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