Telephone blocking
85
Step by Step
Locking the telephone line to prevent
misuse
You can prevent unauthorised persons from using your
telephone (and the system directory) during your
absence.
Prerequisite:
You have been assigned a personal iden-
tification number (PIN) by System Support.
Locking the telephone line to prevent unauthorised
dialling
F
Call the system menu.
> <
[
Select and confirm the basic service.
either:
6 7
Enter the service code.
or:
> <
[
Select the menu item and confirm.
> <
[
Select the menu item and confirm.
then:
o
Enter the PIN (code no.).
[
Press. If the PIN is correct, it will be confirmed with:
"carried out" on the display.
Enabling the telephone again:
F
Call the system menu.
> <
[
Select and confirm the basic service.
Note:
As an alternative, however, you can lock your
handset against misuse (
Æ
page 84).
Neither of these two locks may be active if you
want to place a call.
The PINs for locking the telephone line and for the
handset are not identical.
BASIC SERVICE
PIN / COS?
CHANGE COS
BASIC SERVICE