Chapter 2. System Features
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2. While still connected to the call, dial:
3. The door will unlock. Listen for the person to enter the building before
FF4 (Ringing and Hunt Groups): Ringing Assignments (all)
The Door Box feature requires a Door Box Adaptor (VB-43711), Door
Box (Door Phone) (VA-43705), and door opener. The door opener can be
purchased from an electronics dealer.
One Door Box can be connected to a Door Box Adaptor.
Each Door Box Adaptor uses one digital extension port.
Up to 4 Door Boxes may be connected.
The Door Box extension cannot take part in conference calls or be
Door Box calls cannot be call forwarded or be hunting or coverage group
m e m b e r s .
The Door Opener can be set to open for 2 to 12 seconds.
DBS Manual - Issued 8/l/95
Section 700 - Operation