Utility mode
11
C450 11-65
3 Press [PBX CN Set].
4 Select [ON] for PBX CN mode set.
5 Use the keypad to enter the outside line code.
– If you press [C] (clear) the information you have entered will be de-
leted.
– When you want to stop the setting, press [Cancel].
6 Press [OK] and then press [Close].
The value of the parameter is changed.
7 Press [Exit] on the sub-area.