Miscellaneous functions
 91
Step by step
Electronic lock
1
The electronic lock allows the user to prevent unautho-
rized persons from making calls from that particular ex-
tension.
When an extension is configured for using a special 
class of service (see Main Configurations – special class 
of service for blocked extensions, in the Programming 
manual) it will allow specific functions. For instance, 
when an electronic lock is activated for an extension au-
thorized for international calls, that extension will only 
allow local calls (seeTechnical Support).
Select and confirm.
or
or
*66
or #66 Enter the code to deactivate the electronic lock.
j Enter your 5-digit password (the default is: 00000).
The display shows that this feature is activated.
or
The display shows that this feature is deactivated.
[1] It will be possible to make external calls using the Speed Dial 
phonebook or an authorized password for that specific extension. 
When an extension is blocked, a distinctive dial tone is heard when 
the handset is lifted. 
CHANGEOVER ON?
CHANGEOVER OFF?
TELEPHONE LOCKED
TELEPHONE UNLOCKED