Step by Step
> <
BASIC SERVICE
> <
PIN / COS?
> <
CHANGE COS
Enabling the telephone again:
u 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.
Telephone blocking
103