Telephone settings
49
Step by Step
Telephone settingsLocking the telephone line to prevent
misuse
You can prevent unauthorised persons from using your
telephone (and the system directory) during your ab-
sence.
Prerequisite: You have been assigned a personal iden-
tification number (PI N) by System Support.
Locking the telephone line to prevent unauthorised
dialling:
Press the off-hook
key
twice.
--> OK Select and confirm the service menu.
Enter the service code.
or
--> OK Select and confirm.
--> OK Select and confirm.
and
pEnter the PIN (code no.).
OK Press. If the PIN is correct, it will be confirmed with:
"carried out" on the display.
aa
SERVICE
6
MNO
7
PRS
PIN / COS?
CHANGE COS