Privacy/Security
111
Step by step
Locking the telephone to prevent unau-
thorized use
You can prevent unauthorized parties from using your
phone during your absence.
Prerequisite:
You have received a personal identifica-
tion number (PIN) from the relevant service personnel.
Locking the telephone to prevent unauthorized use
v
Open the service menu
Select and confirm the option shown.
Select and confirm the option shown.
j
Enter the PIN (code no.).
Unlock the phone
v
Open the service menu
Select and confirm the option shown.
Select and confirm the option shown. You will hear the
dial tone.
j
Enter the PIN (code no.).
If your entry is correct, "Carried out" is displayed.
PIN / COS?
Change COS?
When the phone is locked, a special dial tone
sounds when the handset is lifted. Within the
HiPath 4000 system, users can make calls as
normal.
PIN / COS?
Change COS?
