Bell System (Telephones) Ltd.
PD
–
281 Issue 1
June 2016
bellagio
Digital
Audio Door Entry System
Installation & Operation Manual
This manual applies to the following: -
BFD-DIG Digital Door controller
–
Version 2 Build 3 and up
BS-LX Audio Phone
801 Audio Phone
–
Version 4 onwards
DBA-4I Phone Isolator
DBA-8Z Zone Isolator