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Chapter 13 - Phone interface 13-11
1998 Nokia Mobile Phones. All Rights Reserved.
Security options (Menu 5)
The purpose of the security system is to prevent
unauthorised use or the altering of important
settings. Activating or changing the security op-
tions requires, in most cases, the appropriate ac-
cess code (see chapter 10 "System: Security" on
page 10-2).
Note: When call barring, fixed dialling, closed
user group, or system lock is in use, calls
may be possible to certain emergency
numbers in some networks (e.g., 112 or
other official emergency number).
PIN code request (Menu 5 1)
See chapter 10 "System: Security" on page
10-2: On or Off.
SIM change security (Menu 5 2)
See chapter 10 "System: Security" on page
10-2: On or Off.
Voice call barring (Menu 5 3)
Call barring is a network service; contact your
operator for subscription. See chapter 4 "Tel-
ephone: Telephone settings - Voice call bar-
ring" on page 4-7. In this submenu you can
choose the following call barring modes:
Outgoing calls (Menu 5 3 1), International
calls (Menu 5 3 2), Int except to home
country (Menu 5 3 3), Incoming calls
(Menu 5 3 4), Incoming calls if abroad
(Menu 5 3 5), Cancel all barrings (Menu 5
3 6).
Note: Call barrings made via the phone interface
only apply to voice calls. Fax barrings are
made in the Fax application’s settings
(chapter 5) and data barrings are made in
the Internet main settings (chapter 7).
View fixed dial list (Menu 5 4)
In this submenu, you can review the contents
of the fixed dialling list that you created in
Menu 5 5. If you have selected Off in the Menu
5 5, calls to all numbers are possible.
Fixed dialling (Menu 5 5)
You may restrict your outgoing calls to a pre-
determined set of phone numbers. This ‘fixed
dialling’ function works only with SIM cards
that support it. When the function is set on,
you can only call a phone number which is in-
cluded in the fixed dialling list or which be-
gins with the same digits as a phone number
on the list.
Enter the PIN2 code. Select On, Off or Num-
bers (to edit the fixed dialling list). If you se-
lected Numbers, the first number in the list
will be displayed.
Press Option and choose Erase all, Add, Re-
move or Edit. The Remove and Edit options af-
fect the name (and the associated phone
number) which was on the display when you
pressed Option.
Change access codes (Menu 5 6)
In this submenu, you can change the follow-
ing access codes: Lock code (Menu 5 6 1), PIN
code (Menu 5 6 2), PIN2 code (Menu 5 6 3),
Barring password (Menu 5 6 4). See chapter
10 "System: Security" on page 10-2.
Note: The access codes may only include digits 0
to 9.
Closed user group (Menu 5 7)
This network service allows the restriction of
outgoing calls to and incoming calls from a
selected group of people. For details on creat-
ing a user group and activating this service,
contact your network operator. You may be a
member of up to 10 user groups (the groups
need not necessarily be assigned numbers
from 1 to 10).
Select one of the following options:
None — Calls can be made and received in the
normal way. This option overrides all other
user group settings. You can use this option
only if you are entitled to do so.
Preset — Use a preferential user group that
the SIM card owner has agreed upon with the
network operator.
Set— Use a particular user group. Calls can be
made to or received from the members of the
selected group only.
System lock (Menu 5 8)
When the system lock is activated in this
menu, the communicator will lock immedi-
ately. Even if you remove and replace the bat-