Features 3-57
3 Features D
Door Opener
Description Allows extension users to unlock the door for a visitor from their
telephone. The door can be unlocked by extension users who have
been programmed to enable this feature.
Conditions • A user-supplied door opener must be installed to the door to be opened.
Two door openers can be installed.
• The door opener will open the door even if a doorphone is not installed.
• The user can modify the door opener timer through system
programming.
Connection Reference
Section 2, Installation
2.4.1 Doorphone and Door Opener Connection  
Programming References
Section 4, System Programming
[703]–[705] Door Opener Assignment — Day/Night/Lunch
[709] Door Opener Time
Feature References Section 3, Features
Doorbell/Door Chime
Doorphone Call
Operation Reference Telephone Features
— User Manual Door Opener