Encryption indication

Get a warning in the display and a
sound alarm,if you connect to a
network which does not support
encryption.

Fixed dialling

Select whetheryou want the fixed
dialing function to be on oroff (only
available if you have defined and
stored numbers in the fixed dialing
phone book (p.21).
If you have selected »Fixed
dialling on«,you will have access
only to the numbers stored in the
fixed dialing phone book when you
press .
Yourplain numbers phone book
will not be visible in the List menu
and can thus not be accessed.Of
course,it remains on the SIM card
and can be accessed again by
selecting »Fixed dialling off«.
Youraddress book will be visible
in the List menu,but if you wish to
call a numberfrom the address
book which is not stored in the
fixed dialing phone book you will
be informed that it is not possible
to make the call

Barred dialling

Select whetheryou want the
barred dialing function to be on or
off (only available if you have
defined and stored numbers in the
barred dialing phone book (p.22).
Facts & Tips
• Encryption means that the network
encrypts conversations to make it dif-
ficult forunauthorised persons to lis-
ten in on them.
• Contact yournetwork operator for
furtherinformation on PUK2 and PIN2
codes.

73

Setup menu
Security

72 Setup menu

First
Enterthe Setup menu
by pressing »MENU«
Select »Security«
Entering the Security menu gives
you different possibilities of pre-
venting misuse of yourSIM card
and yourtelephone, e.g. if your
phone is lost orstolen.

PIN code

Activate PIN
Select whetheryour
PIN code should be on oroff.The
PIN code is a 4 to 8 digit code
which must be entered each time
you switch on yourphone.
Change PIN
Change yourPIN
code.

Change PIN2

Change yourPIN2 code (used on
some SIM cards to access special
functions).

SIM lock

Link yourtelephone and your SIM
card togetherby activating the SIM
lock.You will be asked to entera 6
to 16 digit code of yourown
choice.
This means that if forinstance
yourphone is stolen, it cannot be
used togetherwith another SIM
card.

Network password

Change yournetwork password
(used if you subscribe to a call bar-
ring service).
Facts & Tips
• If you enteran invalid PIN code
three times,your SIM card will be
blocked,and to unblock it you have to
enterthe PUK code supplied by
yournetwork operator.This procedure
prevents unauthorised persons from
working out yourPIN code by repeat-
edly entering different combinations
of numbers.
• Foryour own sake, remember to
write down yourSIM lock code to be
able to deactivate the lock at a later
time. You have 10 attempts before
the phone is blocked.
• The phone will inform you how
many tries you have left before the
SIM card is blocked.If you enter an
invalid PUK code 10 times,your SIM
card will be permanently blocked and
you have to contact yournetwork
operator.

User guide S40 US 19/09/01 15:44 Side 72